Union Special 36200UAK52 - Sewing machine

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USER MANUAL 36200UAK52 Union Special

ADJUSTING INSTRUCTIONS / ILLUSTRATED PARTS LIST

Union Special 36200UAK52 - ADJUSTING INSTRUCTIONS / ILLUSTRATED PARTS LIST - 1

text_image 36200 Class

MANUAL NO. PT0106

FORSTYLES

36200UA52 36200UH52 36200UX60

36200UAE52 36200UJ60 36200UY52

36200UAK52 36200UJE60 36200UY60

36200UE52 36200UM60

36200UE60 36200UX52

By

Union Special Corporation Rights Reserved In All Countries

Printed in U.S.A. May 2002

PREFACE

This parts manual has been prepared to assist you in locating individual parts or assemblies on 36200 Series machines.

It is the desire of Union Special that each machine run at its optimum performance. Parts listed in this manual are designed specifically for your machine and are manufactured with utmost precision to assure long lasting service.

This manual has been comprised on the basis of available information. Changes in design and/or improvements may incorporate a slight modification of configuration in illustrations or part numbers.

On the following pages are illustrations and terminology used in describing the parts used on 36200 Series machines.

TERMS

Prices are net cash and subject to change without notice. All shipments are forwarded F.O.B. shipping point. A charge is made to cover postage and insurance.

CONTENTS

PREFACE 2

TERMS 2

IDENTIFICATION OF MACHINES ....3

TORQUEREQUIREMENTS 3

DESCRIPTION OF MACHINES ....3

STYLEOFMACHINES 4

SAFETYRULES: 5

IDENTIFYINGPARTS 6

NEEDLES 6

APPLICATION 6

Threading 7

Oiling 8

ADJUSTINGINSTRUCTIONS 9

SETTING THE NEEDLE BAR HEIGHT & ALIGNMENT 9

SETTING THE NEEDLE BARHEIGHT & ALIGNMENT(CONT) 10

ALIGNING THE CYLINDER 10

SETTINGTHELOOPERTRAVEL 10

INSTRUCTIONS FOR USING SYNCHRONIZING GAUGE 21277CG.... 11

SETTINGTHESTITCHLENGTH 15

DIFFERENTIAL FEEDCONTROL 15

CONTENTS(CONT.)

SETTINGTHEPRESSERFOOT 15

SETTING THE PRESSER FOOT(CONT.) 16

SETTING THE PRESSER FOOT(CONT.) 17

SETTING THE KNIFEDRIVELEVER 17

SETTING THE KNIFE DRIVE LEVER(CONT.) 18

SETTING THE TRIMMING KNIVES FOR BUTT SEAMING (STYLES 36200UA52, UAE52, UAK52, UJ60, UJE60, UX52, UX60) ...... 18

SETTING THE TRIMMING KNIVES FOR LAP SEAMING (STYLES 36200UH52, UAE52, UE52, UE60, UJE60, UM60, UY52, UY60) ..... 18

SETTING THE TRIMMING KNIVES(ALL STYLES) 18

SETTING THE TRIMMING KNIVES (ALL STYLES) (CONT.) 19

NEEDLE THREAD ADJUSTMENTS 19

LOOPERTHREADADJUSTMENT 20

COVERTHREAD ADJUSTMENT 20

TENSIONRELEASE 20

HUNGFOOT ADJUSTMENT 21

SETTING THE LAP FORMER (STYLES 36200UAE52, UE52, UE60, UH52, UJE60, UM60, UY52, UY60) 21

LAP SEAMING 21

OIL SIGHT GAUGES, TOP COVERS & MISCELLANEOUSTAKEUP & EYELETPARTS 23

MAINFRAME, BUSHINGS & MISCELLANEOUSEYELET & COVERPARTS 25

MAIN SHAFT & MISCELLANEOUS OILING 27

CRANKSHAFT&NEEDLELEVERPARTS 29

TENSIONPARTS 31

DETACHABLEHEAD, HEAD COVERS, NEEDLE BAR & NEEDLE BAR HEAD 33

DETACHABLEHEAD, HEADCOVERS, NEEDLE BAR & NEEDLE BARHEAD(CONT.) 35

DIFFERENTIAL & MAIN FEED BARS, FEED DOGS & FEED LIFTECCENTRIC ASSEMBLY 37

FEEDDRIVE ASSEMBLY, FEEDROCKER & LOOPER AVOID PARTS 39

KNIFEDRIVINGPARTS 41

Each UNION SPECIAL machine is identified by a style number, which is stamped into the style plate affixed to the middle of the machine under the tension assembly.

The serial number is stamped in the casting at the right rear base of the machine.

TORQUE REQUIREMENTS

Torque (measured in inch-pounds) is a rotating force (in pounds applied through a distance by a lever (in inches or feet). This is accomplished by a wrench, screwdriver, etc. Many of these devices are available, which when set at the proper amount of torque will tighten the part to the correct amount and no tighter.

All straps and eccentrics should be tightened to 19-21 inch-pounds (22-24cm/kg) unless otherwise noted.

All other nuts, bolts, screws, etc. should be tightened by hand as tightly as possible, unless otherwise noted.

DESCRIPTIONOFMACHINES

Universal style, Feed-off-the-arm, high speed, medium throw, five or six thread machine. There are four needles and one retainer abreast, one looper and a manually adjusted differential feed control. There is an enclosed automatic lubricating system, filter type oil return pump, visual sight oil action and supply gauges. The maximum work space in front of the needles is 8 inches (203.2mm). Recommended maximum speed - 4200 R.P.M. for all Styles. Machines can be used on either table or pedestal mount.

STYLEOFMACHINES

36200UA52FLATSEAMER: For simultaneously trimming right and left plies and flatseaming knit undergarments, infants clothing and similar light to medium weight materials where closing elastic is required.Seam specifications 607-FSa-1. Components produce a .205" (5.2mm) wide seam.
36200UAE52FLATSEAMER AND LAP FLATSEAMER: Same as 36200UJE60 except fitted with components to produce a .205"(5.2mm) wide seam.
36200UAK52LAP FLATSEAMER: For trimming right ply only and lapseaming knit undergarments, infants clothing and similar light to medium weight materials where closing elastic is required. Seam specifications 607-LSa-1.Components produce a .205" (5.2mm) wide seam.
36200UE52LAP FLATSEAMER: For simultaneously trimming right and left plies and lap seaming men's and woman's briefs,undergarments, sweatpants, sweatshirts, infant sleepers and similar garments. Flat sewing parts with lap seam presser foot and lapformer. Seam specifications 607LSa-1. Components produce a .205"(5.2mm) wide seam.
36200UE60LAP FLATSEAMER: Same as 36200UE52 except fitted with components to produce a .236" (6.0mm) wide seam.
36200UH52LAPFLATSEAMER: For simultaneously trimming right and left plies and lap seaming men's briefs shorts, and similar garments made of light to medium weight material where crossing elastic and heavy seams, such as leg bindings is necessary. The right section of the sewing parts are raised .050" (1.27mm) to assure a better lap seam.Seam specifications 607-LSa-1. Components produce a .205" (5.2mm) wide seam.
36200UJ60FLATSEAMER: Same as 36200UA52 except fitted with components to produce a .236" (6.0mm) wide seam.
36200UJE60FLATSEAMER: For simultaneously trimming right and left plies and flatseaming knit undergarments, infants clothing and similar light to medium weight materials where closing elastic is required.Seam specifications 607-FSa-1.LAPFLATSEAMER: For simultaneously trimming right and left plies and lap seaming men's briefs shorts, and similar garments made of light to medium weight material where crossing elastic and heavy seams, such as leg bindings is necessary. Seam specifications 607-LSa-1. (Machine includes sewing parts to sew both FSa-1 Flat (butt) seam and LSa-1 Lap seam.)Components produce a .236" (6.0mm) wide seam.
36200UM60LAP FLATSEAMER: Same as 36200UH52 except fitted with components to produce a .236" (6mm) wide seam.
36200UX52TAPESEAMER: Simultaneously trims right and left plies, joins and tapes the front of knit briefs in one operation. Fitted with a taping foot without coverthread that has the tape slot in front of the needle hole and folder that takes a 3/4" (19.0mm) knitted strip, cut with the wale, to produce a 7/16" (11.1mm) wide finished tape. Seam specifications 607(mod)-LSz-1(mod). Seam width is .205" (5.2mm).
36200UX60TAPE SEAMER: Same as 36200UX52 except fitted with components to produce a .236" (6.0mm) wide seam.
36200UY52LAPFLATSEAMER: For simultaneously trimming right and left plies and lap seaming operations on the leg openings of knitted boxer style briefs using wide knitted callerette material. Flat sewing parts with special lap seam presser foot and special lap former. Fitted with special thread bracket, long feed dogs," T" shaped yielding section with light weight spring, light presser bar spring and wear plates on presser foot.Seam specifications 607LSa-1. Components produce a .205(5.2mm) wide seam.
36200UY60LAP FLATSEAMER: Same as 36200UY52 except fitted with components to produce a .236" (6.0mm) wide seam.

SAFETYRULES:

  1. Before putting the machines described in this manual into service, carefully read the instructions. The starting of each machine is only permitted after taking notice of the instructions and by qualified operators.

IMPORTANT! Before putting the machine into service, also read the safety rules and instructions from the motor supplier.

  1. Observe the national safety rules valid for your country.

  2. The sewing machines described in this instruction manual are prohibited from being put into service until it has been ascertained that the sewing units which these sewing machines will be built into, have conformed with the EC Council Directives (89/392/EEC, Annex II B).

Each machine is only allowed to be used as foreseen. The foreseen use of the particular machine is described in paragraph "STYLES OF MACHINES" of this instruction manual. Another use, going beyond the description, is not as foreseen.

  1. All safety devices must be in position when the machine is ready for work or in operation. Operation of the machine without the appertaining safety devices is prohibited.

  2. Wear safety glasses.

  3. In case of machine conversions and changes all valid safety rules must be considered. Conversions and changes are made at your own risk.

  4. The warning hints in the instructions are marked with one of these two symbols:

Union Special 36200UAK52 - SAFETYRULES: - 1

  1. When doing the following the machine has to be disconnected from the power supply by turning off the main switch or by pulling out the main plug:

8.1 When threading needle(s), looper, spreader etc.
8.2 When replacing any parts such as needle(s), presser foot, throat plate, looper, spreader, feed dog, needle guard, folder, fabric guide etc.
8.3 When leaving the workplace and when the workplace is unattended.
8.4 When doing maintenance work.
8.5 When using clutch motors without actuation lock, wait until the motor is stopped totally.

  1. Maintenance, repair and conversion work (see item 8) must be done only by trained technicians or special skilled personnel under consideration of the instructions.
  2. Any work on the electrical equipment must be done by an electrician or under direction and supervision of special skilled personnel.
  3. Work on parts and equipment under electrical power is not permitted. Permissible exceptions are described in the applicable sections of standard sheet DIN VDE 0105.
  4. Before doing maintenance and repair work on the pneumatic equipment, the machine has to be disconnected from the compressed air supply. In case of existing residual air pressure, after disconnecting from compressed air supply (i.e. pneumatic equipment with air tank), the pressure has to be removed by bleeding.

ILLUSTRATIONS

This manual has been arranged to simplify ordering repair parts. Exploded views of various sections of the mechanism are shown so that the parts may be seen in their actual position in the machine. On the page opposite the illustration will be found a listing of the parts with their part numbers, description and the number of pieces required in the particular view being shown.

Numbers in the first column are reference numbers only, and merely indicate the position of the part in the illustration. The reference number should never be used in ordering parts. Always use the part number listed in the second column.

Component parts of sub-assemblies which can be furnished for repairs are indicated by indenting their descriptions under the description of the main sub-assembly. As an example refer to the following text.

  1. 29126 EC Upper Looper Drive Shaft Assembly 1

  2. 22503F Screw 1

  3. 39543E Cam Follower Locking Clamp 1

It will be noted in the previous example that the cam follower, bushing and cam guide and the upper looper drive shaft are not listed. The reason is that replacement of these parts individually is not recommended, so the complete upper looper drive shaft assembly should be ordered.

When a part is common to all machines covered in this manual, no specific usage will be mentioned in the description. However, when the parts for the various machines are not the same, the specific usage will be mentioned in the description and, if necessary, the difference will be shown in the illustration.

A numerical index of all the parts shown in this manual is located at the back. This will facilitate locating the illustration and description when only a part number is known.

IDENTIFYINGPARTS

Where the construction permits, each part is stamped with its part number. On some of the smaller parts and on those where construction does not permit, an identification letter is stamped in to distinguish the part from similar ones.

PLEASENOTE: Part numbers represent the same part, regardless of which manual they appear. On all orders please include part number, name and style of machine for which the part was ordered.

NEEDLES

Each needle has both a type and size number. The type number denotes the kind of shank, point, length, groove, finish and other details. The size number, stamped on the needle shank, denotes the largest diameter of the blade measured between the shank and the eye. Collectively, the type number and size number represent the complete symbol which is given on the label of all needles packed and sold by Union Special.

TYPEDESCRIPTION

118GAS Extra short, double groove, struck groove, .060" diameter shank, chromium plated needle. Sizes available 065/025, 070/027, 075/029, 080/032, 090/036.

118GBS Extra short, single groove, struck groove, spotted .060" diameter shank, chromium plated needle. Sizes available 075/029, 080/032.

118GHS Same as 118GBS, except with ball point. Sizes available 070/027, 075/029, 080/032.

118GJS Same as 118GHS, except with tapered blade and ball point. Sizes available 065/025, 070/027, 075/029.

118GKS Round shank, round point, extra short, double groove, struck groove, spotted, chromium plated needle. Sizes available 070/027, 075/029, 080/032.

36211 Retainer needle, no scarf, chromium plated. Sizes available 065/025, 070/027, 075/029.

APPLICATION

118GKS 075/029 Recommended for Styles:36200UA52, UAE52, UE52, UE60, UH52, UJ60, UJE60, UM60, UY52, UY60.

118GKS 080/032 Recommended for Styles: 36200UX52, UX60.

118GAS 065/025 Recommended for Style: 36200UAK52.

When changing the needle, make sure it is fully inserted in the needle driving arm before the clamp screw is tightened.

To have needles promptly and accurately filled, an empty package, a needle sample, or the type and size number should be forwarded. Use the description on the label. A complete order should read as follows: "100 needles, type 118 GKS, size 075/029".

THREADING

Union Special 36200UAK52 - THREADING - 1

text_image 36200 MACHINE

OILING

Referring to Fig. 1, fill the machine at (A) and (B). Oil capacity of class 36200 is 2.5 ounces in the bottom reservoir and 2.5 ounces in the top reservoir. Use a straight mineral oil, Saybolt viscosity of 90 to 125 seconds at 100^ Fahrenheit. The oil level is checked at gauges (C) and (D). Maintain oil level between the red lines of these gauges.

This machine is automatically lubricated by a continuously driven rotary pump. Oil flow can be observed through windows (A) and (B). When installing a new machine or starting a machine that has been idle for some time, priming may be necessary. Remove plug screws (E), fill holes with recommended oil and replace screws BEFORE operating. If oil does not flow while machine is running, pump is inoperative.

Remove screw 22733B (F, Fig. 1 inset) to drain oil from the top reservoir. To drain oil from bottom reservoir remove screw 999-196 (G).

Occasionally, it is necessary to oil the linkage of the presser foot, the knife holder shank (36273A), guide collar (36273K) and the various links and bearings of the presser foot lifting mechanism and thread tension release.

Union Special 36200UAK52 - OILING - 1

text_image F B D A E JUKO Union Special C G

FIG. 1

ADJUSTING INSTRUCTIONS

Instructions stating direction or location, such as right, left, front or rear of the machine are given relative to the operator's position at the machine unless otherwise noted. The handwheel rotates clockwise in operating direction.

SETTING THE NEEDLE BAR HEIGHT & ALIGNMENT

Union Special 36200UAK52 - SETTING THE NEEDLE BAR HEIGHT & ALIGNMENT - 1

text_image Straight Edge Throat Plate Needle

Insert the first (left) and fourth needles into the needle head. The needles for this Class of machine are made with two flats on the front of the shank. This will enable you to correctly position the needles in the needle head. Make certain the needle shank is fully inserted and that the screw is seated firmly on the flat.

To position the needle head square with the throat plate, use the upper knife or a straight edge to align the needles with the cross grooves in the throat plate. (See Fig. 2)

Refer to table 1 for the dimension from the fourth (lowest) needle to the surface of the throat plate and for the number of the needle bar height gauge.

FIG. 2

ELYTSMORFNOENEMID ENEL)TOW BAR HGIEOTELDEEN HGIEH EGUETALPTAOREGUAGSTEPECAFRUS RE3MUN DE
UA52, UAE52, UE52,5BRAU17/32" (13.5MM)21227BU.531
UE60, UJ60, UJE60,UM60, UX60, UY601/2" (12 MM721227DS.500

Position the needle bar at its highest point of travel. Loosen needle bar clamp screw (A, FIG.3) & use the specified needle bar height gauge (B) to achieve the desired height dimension from the fourth (lowest) needle (C) to the throat plate surface (D). Tighten clamp screw (A) and recheck setting. Care must be taken not to disturb the needle head alignment while making the adjustment. Add the two middle needles and the retainer.

TABLE1
Union Special 36200UAK52 - SETTING THE NEEDLE BAR HEIGHT & ALIGNMENT - 2

text_image A C D B

FIG. 3

NOTE: Styles 36200UH52 and 36200UM60 have a .050" (1.3mm) step on the right side of the throat plate. When setting the needle height measure from the left side or lowest part of the stepped plate.

CAUTION: If the needle head has been replaced it must be torqued to 17 in. lbs. (20cm/kg). Or until torque bar (21227AR), inserted into cross hole in the needle bar, bends. It will not seat against the bottom of the needle bar. After tightening, check for expansion of the needle bar by positioning it up into the lower bushing hole. If the bar has expanded it will bind in the bushing. The bar must be replaced or lapped to reduce the bell shape. Align and set needle bar height as described above.

SETTING THE NEEDLE BAR HEIGHT & ALIGNMENT (CONT)

Union Special 36200UAK52 - SETTING THE NEEDLE BAR HEIGHT & ALIGNMENT (CONT) - 1

text_image Left space is .005" (0.15mm) larger than the right space

FIG. 4

Correct spacing of the needles in the throat plate stitch tongue is imperative to proper sewing conditions. Improper relationship of the needles to the stitch tongue often results in malformed stitches. When replacing the stitch tongue make sure needles are aligned properly (see Fig. 4).

If the stitch tongue and throat plate are properly seated and the needle position is not correct, the cylinder has probably been forced out of position. If realignment is necessary, refer to the section "Centering the Cylinder".

When the needles are correctly positioned in the throat plate the space to the left of the needles in the stitch tongue slot is .006" (0.15mm) more than the space to the right (see Fig. 4). Actually, the needle bar is centered to the throat plate and cylinder, however, to provide clearance on the left side of the needle for the needle loops passing around the looper during the down stroke of the needles, the slots in the stitch tongue are made off-center to the left. Accurate positioning of the needles may be obtained by repositioning the cylinder.

Union Special 36200UAK52 - SETTING THE NEEDLE BAR HEIGHT & ALIGNMENT (CONT) - 2

text_image Torque To: 18 ft. lbs. A B

FIG. 5

ALIGNING THE CYLINDER

Remove the top front cover and gasket from the main frame. Loosen cylinder holding screw (A, Fig. 5). Turn eccentric screw (B) clockwise to move the cylinder so the needles are closer to the right side of the stitch tongue. Turn the stud counterclockwise to locate the needles closer to the left. Tighten screw (A) and recheck settings.

NOTE: The cylinder may not move freely when the eccentric is turned because the joint sealant compound has set. Light tapping with a wooden block at the joint or midpoint of the arm may be necessary.

Union Special 36200UAK52 - ALIGNING THE CYLINDER - 1

text_image 54° 40' 55° 40' 86° 40' A B C

FIG. 6

SETTING THE LOOPER TRAVEL

Attach looper travel gauge plate (A, Fig. 6) to the rear of the cylinder arm. Set the bottom of the gauge so it is approximately horizontal and lock lightly in place with screw (B) directly underneath. Attach looper travel gauge pointer (C) to the looper using the left needle guard screw hole. Turn the handwheel in operating direction until the looper is positioned to the far right. Set pointer (C) at zero degrees by rotating gauge plate (A) and lock in place. Continue turning the handwheel until the pointer stops. If the looper travel is correct the pointer should indicate 55°40'.

SETTING THE LOOPER TRAVEL

Union Special 36200UAK52 - SETTING THE LOOPER TRAVEL - 1

text_image Technical diagram showing mechanical assembly with labeled parts A and B, including a flange and bolted joint.

FIG. 7

To adjust the looper travel remove the top front cover and the end cover. Loosen left-handed locknut (A, Fig. 7) and turn screw (B) clockwise to decrease the looper travel or counterclockwise to increase the looper travel. Tighten locknut (A) and recheck setting.

NOTE: After setting the looper travel the machine must be checked for synchronization.

TIMING THE NEEDLES TO THE LOOPER

To visually check the timing of the needles to the looper, turn the handwheel in operating direction until the needle bar has reached its lowest position and has risen 5/32" (4.0mm). At this time the looper point should appear at the same relative position to the needles whether rotation of handwheel is clockwise or counterclockwise.

INSTRUCTIONS FOR USING SYNCHRONIZING GAUGE 21277CG

Union Special 36200UAK52 - INSTRUCTIONS FOR USING SYNCHRONIZING GAUGE 21277CG - 1

text_image A F B E C D 5/32" (4.0mm)

FIG. 8

Turn the handwheel until the needle bar is at its lowest point. Loosen presser bar regulating screw (A, Fig. 8) and insert needle bar setting block (B) under the head of the screw (A) with stop screw (C) above needle bar (D). Tighten screw (A).

The long portion of the looper clamp and height gauge (E, Fig. 8) laid on its side is the 5/32" (4.0mm) gauge used to set the distance between stop screw (C) and the top of the needle bar (D) at its lowest position. Tighten nut (F) to clamp stop screw (C) into place.

TIMING THE NEEDLES TO THE LOOPER (CONT.)

Union Special 36200UAK52 - TIMING THE NEEDLES TO THE LOOPER (CONT.) - 1

text_image Technical diagram of a mechanical device with labeled parts A through G, showing assembly and mounting details.

FIG. 9

Attach the looper clamp and height gauge (A, Fig. 9) to the heal of the looper by tightening screw (B). Turn the handwheel slowly in a clockwise direction until needle bar (C) touches stop screw (D). Loosen screw (E) and set synchronizing gauge rod (F) so the flat end is on one of the lines in the center of the block (G). Tighten screw (E).

Turn the handwheel in the opposite direction until the needle bar touches stop screw (D, Fig. 9). Synchronizing rod (F) should come to the same line on block (G). The difference must not exceed one line.

If the setting cannot be achieved, main shaft coupling (A, Fig. 10) must be repositioned. Remove the crank chamber cover and gasket. Loosen the three coupling screws (B). If synchronizing rod (F, Fig. 9) moves more to the right while the handwheel is rotated in a clockwise direction, the looper is too fast and the main shaft should be retarded. If the rod moves more to the right when the handwheel is rotated in a counterclockwise direction the looper is too slow and the mainshaft should be advanced. Tighten screws (B, Fig. 10).

NOTE: If the stationary Knife interferes with the synchronizing rod (F) remove the knife to make the adjustment.

Union Special 36200UAK52 - TIMING THE NEEDLES TO THE LOOPER (CONT.) - 2

text_image A B

FIG. 10

LOOPER ADJUSTMENTS

Union Special 36200UAK52 - LOOPER ADJUSTMENTS - 1

text_image .094" (2.4mm) A C B

FIG. 11

Looper Avoid

The looper avoid is set at .094" (2.4mm). Using gauge no. 21227BV (A, Fig. 11), position looper shaft (B) fully to the rear (away from operator) and insert the gauge through the looper shaft hole in the end of the cylinder until the plunger is fully extended from the gauge. Tighten clamp screw (C). When the looper is positioned fully to the front, the end of the plunger should be flush with the end of the gauge. The motion of the plunger from the extended position to flush represents .094" (2.4mm) travel. To adjust the looper avoid remove the cylinder cover and loosen screw (A, Fig. 12) with TT-85 wrench. Raise the ball joint to shorten the avoid motion or lower it to lengthen the avoid motion. Tighten screw (A). Reposition gauge (A, Fig. 11) and recheck the setting.

Union Special 36200UAK52 - Looper Avoid - 1

natural_image Technical diagram of a mechanical component with gauges and housing (no visible text or symbols)

FIG. 12

Union Special 36200UAK52 - Looper Avoid - 2

text_image .018" to .025" (0.46mm to 0.64mm) Throat Plate C D

FIG. 13

Vertical Adjustment of Looper

A clearance of .018" to .025" (0.46mm to 0.64mm) should be maintained between the top of the looper and the bottom of the stitch tongue. Loosen screw (C, Fig. 13) and turn screw (D), directly under the looper, up or down as required. Make sure the looper is seated and tighten screw (C). Check for clearance.

NOTE: On machine style 36200UAK52 looper sits on looper holder.

LOOPER ADJUSTMENTS (CONT.)

Union Special 36200UAK52 - LOOPER ADJUSTMENTS (CONT.) - 1

text_image 3/16" (4.8mm) A Left Needle B Looper Point .002" (0.05mm)

FIG. 15

Looper Gauge

Turn the handwheel in operating direction until the looper has traveled fully to the left. Loosen screw (A, Fig. 15) and move the looper holder to the right or left until the distance from the point of the looper to the center of the first (left) needle is 3/16" (4.8mm). Clearance between the looper point and the scarf of the needle must not exceed .002" (0.05mm). Turn screw (B) until the .002" (0.05mm) dimension is achieved. Tighten screw (A).

For all styles except 36200UAK52 which is 1/8" (3.1mm).

NOTE: Looper gauge may need to be increased or decreased slightly to obtain a proper stitch.

SETTING THE FRONT NEEDLE GUARD

Install needle guard (A, Fig. 16) and position it to touch but not deflect the first needle. Slowly turn the handwheel in operating direction and check the needles to make sure they are not pinched between the looper and the needle guard.

NOTE: On machine style 36200UAK52 may deflect slightly

Union Special 36200UAK52 - SETTING THE FRONT NEEDLE GUARD - 1

natural_image Technical line drawing of a mechanical assembly with no visible text or symbols

FIG. 16

SETTING THE FEED DOGS

Preliminary Setting:

Install the differential feed dog (A, Fig. 17) with screw (B). Attach rear needle guard (C) to main feed dog (D), pushing in fully to the rear and tighten screw (E). Install main feed dog with screw (F).

As a starting point loosen screw (G) and set the slot in feed bar eccentric stud (H) in a horizontal position. Tighten screw (G). At the highest point of travel feed dogs (A and D) should be the depth of one full tooth above throat plate (J). Loosen screws (B and F) and adjust the height of each feed dog by moving them up or down in the elongated slot of the shank. Tighten screws (B and F). Loosen screw (G) and turn stud (H) until the top of the feed dogs are parallel to the throat plate. Rotating stud (H) will simultaneously level both feed dogs.

NOTE: When setting eccentric stud (H) if turned clockwise feeddogs should go up if turned counterclockwise feed dogs should go down.

Union Special 36200UAK52 - SETTING THE FEED DOGS - 1

text_image One Full Tooth J D C A E F B G H

FIG. 17

Final Setting:

Both the main and differential feed dogs may be individually adjusted to height. Main feed dog (D) at its highest position should rise above the top of the throat plate the depth of one full tooth when the normal presser spring pressure is applied. The differential feed (A) may then be raised to it.

SETTING THE REAR NEEDLE GUARD

Union Special 36200UAK52 - SETTING THE REAR NEEDLE GUARD - 1

text_image A B C .000" - Touch

FIG. 18

Set rear needle guard (A, Fig. 18) so it touches the first (left) needle (B) but does not deflect. Check the guard position to the other needles to avoid pinching. Loosen screw (C) and reposition guard (A) as necessary. Tighten screw (C).

SETTING THE STITCH LENGTH

This machine is designed to sew 10 to 16 stitches per inch. The normal factory setting is 12 stitches per inch. To change the stitch length remove the plug screw located directly above the cylinder side cover. Loosen screw (A, Fig. 19) in lever (B) and move up to increase the stitch length or down to decrease the stitch length. Tighten screw (A) and replace the plug screw.

CAUTION: If the stitch length is changed the rear needle guard setting must be checked and readjusted if necessary. Failure to do so may result in needle and/or parts breakage.

CAUTION: When making stitch length adjustment do not exceed maximum recommended stitch length due to possible part damage.

Union Special 36200UAK52 - SETTING THE STITCH LENGTH - 1

text_image Technical diagram of a car dashboard with labeled parts A, B, C, D and a dial indicator

FIG. 19

DIFFERENTIAL FEED CONTROL

The amount of differential feed is controlled by lever (C, Fig. 19). The adjusting plate is numbered from 1 to 9. When the lever is set from numbers 1 to 4 reverse differential or stretching occurs. The numbers from 4 to 5 produce equal feed stitching while numbers 5 to 9 produce a gathering stitch. The two stop screws (D) can be set to limit the movement of lever (C) or lock the lever in one position.

Union Special 36200UAK52 - DIFFERENTIAL FEED CONTROL - 1

text_image 1/32" (.8mm) B E C D A

FIG. 20

SETTING THE PRESSER FOOT

Remove the presser bar regulating screw and the presser spring. Raise the needle bar to its highest position and remove the retainer. As the foot is slipped under the needles, swing the upper knife into the opening on the right side of the foot and slide the linkage onto the hook driving sleeve. Insert the presser bar through the linkage and into the presser foot shank. Tighten presser foot screw. With the presser bar inserted properly into the presser foot, position the foot left to right so the finger of cover thread carrier (A, Fig. 20) is between the first and second needles. Set presser bar guide (B, Fig. 20 Inset) so foot will not move. Set right presser foot guide (C) and left presser foot guide (D) to maintain setting. Loosen presser bar guide screw (E Fig. 20 Inset) and check to see that foot has vertical freedom with no right to left play, no bind. Put the needle bar is in its lowest position, and set 1/32"(0.8mm) above head of presser bar guide stud. Tighten presser bar guide screw (E).

SETTING THE PRESSER FOOT (CONT.)

Union Special 36200UAK52 - SETTING THE PRESSER FOOT (CONT.) - 1

text_image C A D 1/64" (-.4mm) B F 1/64" (-.4mm) E

FIG. 21

Turn the handwheel in operating direction until link (A, Fig. 20) has traveled fully to the front. There must be a 1/64" (0.4mm) clearance between link (A) and the back of needle head (B) when link (A) starts to jackknife. Loosen screw (C) and rotate driving sleeve (D) to position link (A). Tighten screw (C).

Add the cover thread hook(F) and cover thread carrier(E) if they are not in place. Position carrier so the thread loop will be carried behind the first two needles. There should be a minimum 1/64"(0.4mm) clearance between the hook and the carrier at their closest position.

Union Special 36200UAK52 - SETTING THE PRESSER FOOT (CONT.) - 2

text_image A B C D 1/32" (0.8mm)

FIG. 22

Replace the presser spring and the presser bar regulating screw. Loosen screws (A, Fig. 22) in lifter lever link assembly (B) and position lever (C) so there is 1/32" (0.8mm) clearance between it and presser bar guide (D) when the feed dogs are below the throat plate.

Union Special 36200UAK52 - SETTING THE PRESSER FOOT (CONT.) - 3

natural_image Pure technical line drawing of a road intersection with no text, numbers, or symbols

FIG. 23

When the hook swings to the left it will pass over the cover thread. On its return travel, the thread will "pop" into the slot on the underside of the hook and is carried to the right. This thread forms a triangle for the third and forth needle threads to pass through. As the cover thread "pops" into the slot it must cast-off the high point of take-up (A, Fig. 23) at the same time. Loosen the two screws in the cover thread take-up and reposition if necessary. If there is difficulty in making this adjustment, check the thread tension and make sure the hook point has an extremely high polish and the angle is correct. Due to clearance requirements bending the hook is not recommended.

SETTING THE PRESSER FOOT (CONT.)

Union Special 36200UAK52 - SETTING THE PRESSER FOOT (CONT.) - 1

text_image Technical diagram of a mechanical clamp or lever assembly with labeled parts A, B, and C

FIG. 24

Union Special 36200UAK52 - SETTING THE PRESSER FOOT (CONT.) - 2

text_image 1/64" (.4mm)

FIG. 25
The presser foot lifter stop plunger must be set so the cover thread hook will not hit the bottom of the needle head as the presser foot is being lifted. Position the needle bar to its lowest point of travel. Loosen nut (A, Fig. 24) and turn plunger (B) clockwise until it strikes the crankshaft counterweight. While applying pressure to lifter (C) to lift the foot, back out of the plunger until the distance between the hook and the underside of the needle head is 1/64" (0.4mm) (see Fig. 25). Tighten nut (A, Fig. 24).

Union Special 36200UAK52 - SETTING THE PRESSER FOOT (CONT.) - 3

text_image Technical diagram of a mechanical assembly with labeled parts A, B, C, D

FIG. 26

To adjust the position and tension of frame chip guard (A, Fig. 26), slightly loosen screw (B) and turn washer (C) with 21388Y spanner wrench until spring (D) snaps the guard into the closed position. Tighten screw (B). A light resistance should be felt when opening the guard.

SETTING THE KNIFE DRIVE LEVER

Union Special 36200UAK52 - SETTING THE KNIFE DRIVE LEVER - 1

text_image A B C

FIG. 27

Position the needle bar at the bottom of its stroke. Measure from the top of the needle bar to the top of the casting to obtain dimension "A" (see Fig. 27).

Position the needle bar at the top of its stroke. Measure from the top of the needle bar to the top of the casting to obtain dimension "B". Subtract dimension "A" from dimension "B" and divide by two. Add this number to dimension "A" to obtain "C". Set a caliper to the "C" dimension and turn the handwheel in operating direction until the height of the needle bar is at the "C" dimension

SETTING THE KNIFE DRIVE LEVER (CONT.)

Union Special 36200UAK52 - SETTING THE KNIFE DRIVE LEVER (CONT.) - 1

text_image 6 O'Clock 2 27/32" (72.2mm)

FIG. 28

At this time the knife drive lever should be in the 6 o'clock position. If adjustment is necessary, loosen screws (A, Fig. 28) in the needle lever and reposition knife drive lever (B) to the 6 o'clock position. Tighten screws (A). The dimension between the centerline of right and left knife drive connection ball joints (C and D) must be 2 27/32" (72.2mm). Loosen left hand thread nut (E), right hand thread nut (F) and turn connecting rod (G) until dimension is achieved. Tighten nuts (E and F).

SETTING THE TRIMMING KNIVES FOR BUTT SEAMING (STYLES 36200UA52, UAE52, UAK52, UJ60, UJE60, UX52, UX60)

Union Special 36200UAK52 - SETTING THE TRIMMING KNIVES FOR BUTT SEAMING (STYLES 36200UA52, UAE52, UAK52, UJ60, UJE60, UX52, UX60) - 1

text_image Butt Seam 1/32" - 1/16" (.8mm - 1.6mm) Lap Seam 1/64" (.4mm)

FIG. 29

To make the adjustments for a flat, butt seam, position lower knife (A, Fig. 29) in the foot so it extends 1/32" to 1/16" (0.8mm to 1.6mm) past the right side of the left toe (B) (approximately between the second and third needles). Loosen screw (C) and move knife in or out as required. Tighten screw (C) securely.

SETTING THE TRIMMING KNIVES FOR LAP SEAMING (STYLES 36200UH52, UAE52, UE52, UE60, UJE60, UM60, UY52, UY60)

To make the adjustments for a lap seam, position lower knife (A, Fig. 29) in the foot so it extends 1/64" (0.4mm) past the right side of the left toe (B) (approximately even with the first needle). Loosen screw (C) and move knife in or out as required. Tighten screw (C) securely.

(ALL STYLES)

Turn handwheel in operating direction until knife driving bracket (D) is positioned to the extreme left. At this time the front edge of both knives should be parallel with each other and the upper knife cutting edge should overlap lower knife cutting edge by 1/64" (0.4mm)

SETTING THE TRIMMING KNIVES (ALL STYLES) (CONT.)

Union Special 36200UAK52 - SETTING THE TRIMMING KNIVES (ALL STYLES) (CONT.) - 1

text_image Technical diagram showing labeled mechanical components with annotations A, B, C, D

FIG. 30

Union Special 36200UAK52 - SETTING THE TRIMMING KNIVES (ALL STYLES) (CONT.) - 2

text_image A C B 1/16" (1.6mm)

FIG. 31

If necessary loosen screw (A, Fig. 30) and move knife (B) to the right or left as required. Tighten screw (A).

If the shear angle between the knives has to be changed, raise or lower screw (C, Fig. 30) in knife holder shank (D).

To set spring pressure between the knives loosen screw (A, Fig. 31) and raise knife holder guide collar (B) 1/8" (3.2mm) from knife driving bracket (C). Tighten screw (A).

Union Special 36200UAK52 - SETTING THE TRIMMING KNIVES (ALL STYLES) (CONT.) - 3

text_image Technical diagram of a mechanical device with labeled components A, B, and C

FIG. 32

NOTE: More or less spring pressure may be required depending on the type of material being sewn. Also, both knives may have to be repositioned after a trial seam is made so there is an equal margin from the edges of the two plies to the center rows of stitching.

NEEDLE THREAD ADJUSTMENTS

Four needle thread strike-off pins (A, Fig. 32) are provided for independent needle thread control. Level the take-ups to the height of the thread in the needle lever eyelet at its lowest position. Raise the first take-up (nearest the operator) 1/8" (3.2mm) and the second take-up 1/16" (1.6mm). Further adjustment may be necessary to obtain proper needle loop size so skipped stitches may be avoided.

Union Special 36200UAK52 - NEEDLE THREAD ADJUSTMENTS - 1

text_image 1/8" (3.2mm) A B C D

FIG. 33

Set the four frame needle thread eyelets (B, Fig. 32) eye with the eyelets in holder (C). Adjust as necessary so the needle thread loops around the looper will remain firm and not seek random positions when the needle bar descends.

Unlocking spring (A, Fig. 33) provides a proportional amount of pull-up of the needle threads when the machine is reversed for unlocking the stitch so the loops will not form on the front of the needles and become caught by the looper.

NOTE: Unlocking spring is only used when starting and stopping on the material.

Turn screw (B) up or down so unlocking spring (A) will have 1/8" (3.2mm) drop from the bottom of the thread holes to the top of screw (B). Loosen screw (C) and turn knurled knob (D) to adjust the spring tension. Tighten screw (C).

Tension of the six threads is individually controlled. The needle tension is seldom uniform; the first needle thread having more tension than the other three. Use only enough tension to pull up the stitch. A well-balanced stitch will have the first and fourth needle loops pulled up and the second and third needle loops small and even.

LOOPER THREAD ADJUSTMENT

Union Special 36200UAK52 - LOOPER THREAD ADJUSTMENT - 1

text_image Technical diagram of a mechanical component with labeled parts A, B, C, D, E and F, showing assembly or assembly details.

FIG. 34

Loosen screws (A, Fig. 34) and position looper thread cast-off (B) flush with the right end of cast-off support plate (C). Tighten screws (A). Loosen screws (D, Fig. 34 inset) and time take-up (E) so the thread will cast-off when the needle bar has descended 7/64" (2.8mm) from its highest position. When thread eyelets (F) are moved further to the left the amount of thread pull-off will increase.

Union Special 36200UAK52 - LOOPER THREAD ADJUSTMENT - 2

text_image C D B A 3/32" (2.4mm) F E

FIG. 35

COVER THREAD ADJUSTMENT

Loosen screw (A, Fig. 35) and set the lower edge of cover thread take-up eyelet (B) so its 3/32" (2.4mm) above the surface of cast-off plate (C). Tighten screw (A). As the cover thread hook moves to the left over the cover thread and the needle bar starts to rise, the cover thread must "cast-off" from the high point of take-up (D). Loosen screws (E) and adjust take-up (F) accordingly. make sure that take-up (F) is centered in cast-off plate slot (C) and take-up eyelet (B) is centered to take-up (F). Tighten screws (E).

Union Special 36200UAK52 - COVER THREAD ADJUSTMENT - 1

text_image Technical diagram of a mechanical device with labeled parts A, B, and D, showing internal components and assembly.

FIG. 36

TENSIONRELEASE

The tension releases should start to function when the presser foot has raised approximately 1/32" (0.8mm) above the surface of the throat plate and be entirely released when the presser foot has reached its highest position. Insert a large screwdriver into slot on the right end of shaft (A, Fig. 36), loosen screw (B) in lifter lever (C) and turn the screwdriver to raise or lower pins (D). Tighten screw (B).

NOTE: Make sure the 1/32" (0.8mm) clearance between the presser bar lifter lever and presser bar guide has been maintained. Refer to Fig. 22 if readjustment is necessary.

HUNG FOOT ADJUSTMENT

When sewing on extremely lightweight material and/or feed cutting is a problem, the presser foot may be "hung" by raising stud (B) until guide (A) rests on the shoulder of stud (B). This adjustment will raise the presser foot slightly, so only the pressure of the presser foot shoes contact the material. Turn handwheel in operating direction until the feed dogs are below the throat plate surface. At this time there should be a 1/32" (0.8mm) clearance between the bottom of presser bar guide (A, Fig. 37A&B) and presser bar guide stud (B). On 36200UY52&UY60 to hang presser foot, loosen lock nut (C Fig. 37A) and turn thumbscrew (D Fig. 37A) so that the foot comes up slightly, tighten nut (C Fig. 37A). On all other 36200 machines loosen screw (C Fig. 37B) and turn nut (D Fig. 37B) so that foot comes up slightly, tighten screw (C Fig. 37B).

SETTING THE LAP FORMER

(STYLES 36200UAE52, UE52, UE60, UH52, UJE60, UM60, UY52, UY60)

Attach gibs (A, Fig. 38) to the cylinder cover but do not tighten screws (B); leave them snug for further adjustment. Fasten spring (C, Fig. 38 inset) to the bottom of slide block (D) and insert between gibs (A). Attach lap former (E) to slide block (D) with screws (F) and position it in the center of the presser foot. Position the slide block so it has a snug (but not tight) fit the entire length of the gibs. Tighten screws (B).

Union Special 36200UAK52 - (STYLES 36200UAE52, UE52, UE60, UH52, UJE60, UM60, UY52, UY60) - 1

text_image D C 0 B A 1/32" (8mm)

FIG. 37A

Union Special 36200UAK52 - (STYLES 36200UAE52, UE52, UE60, UH52, UJE60, UM60, UY52, UY60) - 2

text_image D O C B A 1/32" (8mm)

FIG. 37B

Union Special 36200UAK52 - (STYLES 36200UAE52, UE52, UE60, UH52, UJE60, UM60, UY52, UY60) - 3

text_image Technical diagram of a sewing machine with labeled parts and a magnified inset showing component labels A, B, C, D, E, F.

FIG. 38

LAP SEAMING

Lap Seaming on the 36200UAE52, UE52, UE60, UJE60, UY52, UY60 can be accomplished using three methods:

  1. Lap Seaming cutting two plies of material.

A. Remove butt seam presser foot and replace with lap seam presser foot. Refer to pages 15, 16, & 17 for presser foot adjustments.
B. Attach lap former and slide block with spring. See above for adjustments.

  1. Lap seaming cutting only right ply of material.

A. Use butt seam presser foot.
B. Remove front right throat plate screw and attach 36203 edge guide with 22849 screw, and adjust left or right for proper coverage on bottom.
C. Adjust knives left or right for proper trimming and coverage on top.

  1. Lap seaming cutting only left ply of material.

A. Use butt seam presser foot.
B. Remove left front throat plate screw and attach 36203 edge guide with 22849 screw, and adjust left or right for proper coverage on bottom.
C. Adjust knives left or right for proper trimming and coverage on top.

ELYTSENIHCAMGNIMAESTTUBTOOFFGNIMAROFCUTTING TWO PLIES
36200UAE5236220A36220E
36 6E20036220K36220W

ESPAL TOOFRESSERP

Union Special 36200UAK52 - LAP SEAMING - 1

text_image Technical diagram of a mechanical assembly with numbered components and exploded views, including a detailed view of the motor.

OIL SIGHT GAUGES, TOP COVERS & MISCELLANEOUS TAKEUP & EYELET PARTS

Ref.Amt.
No.Part No.DescriptionReq.
  1. 93 Screw, for crank chamber cover 5
  2. 35888N Crank Chamber Cover 1
  3. B3530555000 Oil Sight Gauge 1
  4. 660-212 "O"Ring 1
  5. 22516A Screw 4
  6. 93A Screw, for middle top cover 2
  7. 90 Screw, for spring 2
  8. 35887X Top Cover, middle 1
  9. 35887AE Top Cover, front 1
  10. B3530555000 Oil Sight Gauge 1
  11. 660-212 "O"Ring 1
  12. 22539M Plug Screw 1
  13. 22516A Screw, for front top cover 6
  14. 73C Screw 1
  15. 36256 Cover Thread Take-up Eyelet 1
  16. 29476XC Cast-Off Plate Assembly 1
  17. 22KH Screw, for cast-off 2
  18. 36204 Cast-off 1
  19. 73A Screw, for cast-off plate eyelets 2
  20. 52958F Cast-off Plate Eyelet, rear 1
  21. 52958C Cast-off Plate Eyelet, front 1
  22. 36204A Cast-off Plate 1
  23. 36256A Cover Thread Take-up Eyelet Holder 1
  24. 22839 Screw 2
  25. 35887AG Gasket, for front top cover 1
  26. 22564B Screw, for middle cover hinge 3
  27. 35887R Middle Cover Hinge 1
  28. 41071G Nut, for top middle cover spring screw 2
  29. 35887M Spring, for middle top cover 1
  30. 12934A Nut, for top middle cover spring screw 2
  31. 35888T Gasket, for crank chamber 1
  32. 22569B Screw, for bushing housing 1
  33. 36290D Bushing Housing, includes bushing 1
  34. 56390E Gasket, for bushing housing 1
  35. LA528 Directional Label 1
  36. 660-935 "O"Ring 1
  37. CL21 Oil Wick 1
  38. CO67E Cork 1
  39. 35889H Oil Shield 1
  40. 6042A Washer, for screw 2
  41. 22759A Screw, for connecting head to main frame 2
  42. 22711 Screw, for oil wick 1
  43. 22539AA Plug Screw 1
  44. 36293B Oil Sight Gauge 1
  45. 36293E Oil Level Indicator 1
  46. 39593C Oil Gauge Float 1
  47. 93 Screw, for oil pump housing 2
  48. 35890P Bushing 1
  49. 35893G Seal, Upper 1
  50. 35893H Seal, Lower 1

Union Special 36200UAK52 - OIL SIGHT GAUGES, TOP COVERS & MISCELLANEOUS TAKEUP & EYELET PARTS - 1

text_image Technical diagram of a mechanical assembly with numbered components and exploded view, likely for assembly or manufacturing purposes.

MAIN FRAME, BUSHINGS & MISCELLANEOUS EYELET & COVER PARTS

Ref.Amt.
No.Part No.DescriptionReq.
  1. 35887AF Gasket, end cover .... 1
  2. 35887Z End Cover 1
  3. 22564B Screw, end cover 4
  4. 36290B Main Shaft Bushing, front 1
  5. 22791D Screw, for looper drive lever shaft 1
  6. 22829 Screw, looper thread shield 2
  7. 29105BH Looper Thread Shield 1
  8. 35866A Tube 1
  9. SS7110510SP Screw 1
  10. 35866B Tube Clamp 1
  11. 35883AL Support 1
  12. 35781D Looper Thread Guide Wire 1
  13. 62271B Thread Guide 1
  14. 36290A Main Shaft Bushing, rear 1
  15. 35890E Crankshaft Bushing, front 1
  16. 22539T Plug Screw 2
  17. 35761D Bushing Cap 1
  18. 35860D Needle Lever Shaft Bushing, front 1
  19. 36260A Needle Lever Shaft Bushing, rear 1
  20. 660-206 Rubber "O" Ring 1
  21. 22733B Oil Drain Screw 1
  22. 36271A Frame Needle Thread Eyelet 4
  23. 73A Screw, for needle thread eyelet 2
  24. 22768B Screw, for unlocking spring height adjusting 1
  25. 22799B Screw 2
  26. 36271G Stitch Unlocker Mounting Bracket 1
  27. 36271E Unlocking Spring 1
  28. 36271H Spring Holder 1
  29. 36271 Needle Thread Eyelet 1
  30. 28C Screw 4
  31. 22569D Screw, for needle thread eyelet 1
  32. CL21 Oil Wick 1

Union Special 36200UAK52 - MAIN FRAME, BUSHINGS & MISCELLANEOUS EYELET & COVER PARTS - 1

text_image Technical diagram of a mechanical assembly with numbered components and torque specifications in Chinese

MAIN SHAFT & MISCELLANEOUS OILING

Ref.Amt.
No.Part No.DescriptionReq.
  1. 660-207 Oil Seal Ring 1
  2. 35897BU Reservoir Outlet Tube 1
  3. 35894J Oil Reservoir, back 1
  4. 29472Y Pump Assembly 1
  5. 22585A Screw, for housing cover 5
  6. 21756G Vent Screw 2
  7. 35897BW Gasket 1
  8. 36297J Housing Cover and Oil Tube, rear 1
  9. 35897BV Intake Filter 1
  10. 29472AC Pump Body and Gear Assembly 1
  11. 36297M Housing Cover and Oil Tube, front 1
  12. 22571B Plug Screw 1
  13. 41071G Nut 1
  14. 22565A Screw 1
  15. 36293M Oil Splitter 1
  16. 1096 Screw 1
  17. 36293L Oil Tube 1
  18. 50393-140 Tubing 1
  19. 90 Screw, for take-up shield 2
  20. 36261A Take-up Shield Assembly 1
  21. 35894L Oil Reservoir, front 1
  22. 666-338 Oil Seal Ring 1
  23. 36293K Oil Tube Bypass 1
  24. 671B3 Air Tube 1
  25. 11550209 Tension Spring 1
  26. 29101J Feed Drive Eccentric Assembly 1
  27. 22587E Screw 2
  28. 22894W Set Screw 2
  29. 29103T Feed Lift Eccentric Assembly 1
  30. 22587E Screw 2
  31. 22894W Set Screw 2
  32. 660-219P Roll Pin 1
  33. 36222C Main Shaft 1
  34. 22801 Screw 2
  35. 36223 Double Disc Take-up 1
  36. 22580 Screw 2
  37. 36223A Cover Thread Take-up 1
  38. 22580 Screw 2
  39. 35895Y Crankshaft Thrust Collar 1
  40. 22894AM Screw 2
  41. 35895X Main Shaft Coupling 1
  42. 22519F Screw 3
  43. 22894J Set Screw 4
  44. 22894K Spot Screw 2

Union Special 36200UAK52 - MAIN SHAFT & MISCELLANEOUS OILING - 1

text_image Technical schematic diagram of a mechanical assembly with numbered components and torque specifications in Chinese

CRANKSHAFT & NEEDLE LEVER PARTS

Ref.Amt.
No.Part No.DescriptionReq.
  1. 36221K Pulley Assembly I1
  2. 22574 Screw 3
  3. 61321L Clamp Plate 1
  4. 61321J Handwheel 1
  5. 36221D Pulley 1
  6. 22894E Screw, for adjustable pulley 2
  7. 660-202 Oil Seal Ring 1
  8. 35895Y Crankshaft Thrust Collar 1
  9. 22894AM Screw 2
  10. 22797 Screw 3
  11. 35897BY Pump Driving Gear 1
  12. 22766 Screw 2
  13. 36251N Needle Bearing Retaining Plate 1
  14. 36251M Eccentric Bearing 1
  15. 36263 Needle Bearing Rollers 28
  16. 35763G Needle Bearing Retaining Ring 4
  17. 35862A Needle Lever Connecting Rod 1
  18. 22587B Screw 2
  19. 22894W Screw 1
  20. 36222A Crankshaft 1
  21. 35763F Needle Bearing Rollers 28
  22. 35847X Needle Lever Connecting Rod Pin 1
  23. 77 Screw 2
  24. 36264D Needle Lever Thread Eyelet 1
  25. 51054A Link Pin 2
  26. 22564 Screw 1
  27. 51254K Needle Bar Connection .... 1
  28. 22562A Screw 1
  29. 56354D Needle Bar Link 1
  30. 77 Screw 1
  31. 35815C Needle Lever 1
  32. 22596B Screw 2

Union Special 36200UAK52 - CRANKSHAFT & NEEDLE LEVER PARTS - 1

text_image Technical schematic diagram of a mechanical assembly with numbered components and exploded views

TENSION PARTS

Ref.Amt.
No.Part No.DescriptionReq.
  1. 35880M Lift Lever Link Connection .... 1
  2. 22894J Screw 1
  3. 36280V Lifter Lever Link Assembly 1
  4. 22585C Screw 2
  5. 36280U Lifter Lever Link 1
  6. 86 Screw 2
  7. 36280A Presser Foot Lifter Stop Plunger 1
  8. 36280C Stop Plunger Segment 1
  9. 36280D Stop Plunger Segment Pin 1
  10. 258A Nut 1
  11. 22519 Screw, for stop plunger segment pin .... 1
  12. 36280W Presser Bar Lifter Lever 1
  13. 22839D Screw 1
  14. 36280T Lifter Lever Connecting Link 1
  15. 36280S Presser Foot Connection Lifter Lever 1
  16. 660-254C Retaining Ring 2
  17. 22517 Screw, for presser foot lifter bearing bracket 1
  18. 36280N Presser Foot Lifter Bearing Bracket 1
  19. 255 Screw 1
  20. 36298H Tension Support 1
  21. 36298G Tension Thread Eyelet 3
  22. 94 Screw, for tension support 2
  23. 22517 Screw, for tension plate bracket 2
  24. 36292M Tension Plate Bracket 2
  25. 22585A Screw, for tension post 6
  26. 35792T Tension Disc Release Pin 7
  27. 36292K Spring, for tension release shaft 1
  28. 36292N Tension Release Shaft 1
  29. 22784F Screw 1
  30. C50092S Tension Nut 6
  31. 39592AK Tension Spring Ferrule 6
  32. 51292F-2 Tension Spring, for cover thread 1
  33. 51292F-4 Tension Spring, for looper thread .... 1
  34. 51292F-5 Tension Spring, for needle thread 4
  35. W56392F Shield, for tension spring 6
  36. 35792 Tension Disc, large 6
  37. 109 Tension Disc, small 6
  38. 36292Q Tension Post 6
  39. 36266A Thread Guide Assembly 1
  40. 22894BK Screw Post 1
  41. 94 Screw 2
  42. 36283R Mounting Bracket 2
  43. SS7090910TP Screw 2
  44. 36266 Eyelet Tube 2
  45. 36283U Eyelet Tube Holder 2
  46. SS7110840SP Screw 4
  47. 36283T Bracket, Tube 1
  48. 36283S Eyelet Plate 1
  49. B3319704L00 Eyelet 6

Union Special 36200UAK52 - TENSION PARTS - 1

text_image Technical schematic diagram of a mechanical assembly with numbered components and exploded views
  • Items 22, 23, 24, 25, and spanner wrench 21388Y are all part of kit 29480AZJ

DETACHABLE HEAD, HEAD COVERS, NEEDLE BAR & NEEDLE BAR HEAD

Ref. No.Part No.DescriptionAmt. Req.
1.36289BBaffle Plate1
2.36280JPresser Bar Lifter Lever1
3.36289HGasket, for front head cover1
4.36289Head Cover, front1
5.22524Screw, for front head cover2
6.36264BNeedle Thread Strike-off Pin4
7.28Screw, for needle thread take-up2
8.36264ENeedle Thread Take-up, complete1
9.36264FStrike-off Pin Holder1
10.22738CScrew, for needle thread take-up2
11.28Screw, for cover thread eyelet1
12.51259Cover Thread Eyelet, for all styles except 36200UX52, UX601
13.28AScrew, for needle thread take-up4
14.36229BDetachable Sewing Head1
-36229FDetachable Sewing Head, for styles 36200UY52, UY601
15.36278APresser Bar Bushing1
16.35859DNeedle Bar Bushing, upper1
17.22524Screw2
18.35767Sewing Head Key2
19.35859JNeedle Bar Bushing, lower1
20.36251DCover Thread Carrier and Hook Driving Sleeve Bushing1
21.660-261Retaining Ring1
22.22777BScrew, for frame chip guard1
23.36279LSpring, for frame chip guard, for all styles except 36200UX52, UX601
-36279BSpring, for frame chip guard, for styles 36200UX52, UX601
24.36279NFrame Chip Guard, for all styles except 36200UX52, UX601
25.36279MWasher, for frame chip guard, for all styles except 36200UX52, UX601
-36279AWasher, for frame chip guard, for styles 36200UX52, UX601
26.22513Screw, for oil deflector1
27.8372AWasher1
28.36294COil Deflector1
29.22881AScrew, for right presser foot guide1
30.36278KPresser Foot Guide, right1
-36278SPresser Foot Guide, right, for styles 36200UY52, UY601
31.35817ENeedle Bar1
32.36278Presser Bar1
  1. thru 72. See Following page

Union Special 36200UAK52 - DETACHABLE HEAD, HEAD COVERS, NEEDLE BAR & NEEDLE BAR HEAD - 1

text_image Technical schematic diagram of a mechanical assembly with numbered components and exploded views
  • Items 22, 23, 24, 25, and spanner wrench 21388Y are all part of kit 29480AZJ

DETACHABLE HEAD, HEAD COVERS, NEEDLE BAR & NEEDLE BAR HEAD

Ref.Amt.
No.Part No.DescriptionReq.
  1. thru 32. See Preceding page
33.36278LPresser Foot Guide, left1
-36278RPresser Foot Guide, left, for styles 36200UY52, UY601
34.22653B-8Screw, for left presser foot guide2
35.36218Needle Head, for styles36200UA52, UAE52, UE52, UAK52, UH52, UX52, UY521
-36218JNeedle Head, for styles36200UE60, UJ60, UJE60, UM60, UX60, UY601
36.22738HScrew, for needles and retainer5
37.CQ200000000Yarn, Oil Wick1
38.35897CKOil Wick Hook1
39.22524Screw, for left head cover2
40.36289AHead Cover, left1
41.36289JGasket, for left head cover1
42.6042AWasher1
43.318Screw, for connecting head to main frame1
44.664F-16Taper Pin1
45.36278HPresser Bar Guide Stud1
46.22560AScrew, for presser bar guide stud1
47.12538Nut, for presser bar guide stud1
48.36278FSpring, for presser bar1
-36278USpring, for presser bar, for styles 36200UY52, UY601
49.36278MPresser Bar Regulating Screw1
50.36294BLifter Lever Link Connection1
51.22585CScrew1
52.660-1131Knurled Knob, for styles 36200UY52, UY601
53.28CScrew2
54.660-1130Knurled Nut, for styles 36200UY52, UY601
55.36290EThreaded Sleve, for Hanging Foot, for styles 36200UY52, UY601
56.36237MCollar Bumper, for styles 36200UY52, UY601
57.36278TScrew Stud, for Hanging Foot, for styles 36200UY52, UY601
58.29476YNSewing Guard Assembly, for style 36200UX521
59.PS0200062KHRoll Pin1
60.36296CSewing Guard1
61.WZ0641510KPSpring Washer2
62.22758EScrew1
63.36283MMounting Bracket1
64.9937Nut1
65.29476YPSewing Guard Assembly, for all styles except 36200UX521
66.9937Nut1
67.35896DSewing Guard1
68.666-340ABumper Plug1
69.22758EScrew1
70.WZ0641510KPSpring Washer2
71.36283PMounting Bracket1
72.22585BScrew2

Union Special 36200UAK52 - DETACHABLE HEAD, HEAD COVERS, NEEDLE BAR & NEEDLE BAR HEAD - 1

text_image TORQUE TO 28-30 in. lbs. (32-35 cm/kg) TORQUE TO 28-30 in. lbs. (32-35 cm/kg) TORQUE TO 8 in. lbs. (9 cm/kg) TORQUE TO 19-21 in. lbs. (22-24 cm/kg) TORQUE TO 19-21 in. lbs. (22-24 cm/kg) TORQUE TO 8 in. lbs. (9 cm/kg) 24° 37' 4 27/32 (123.16mm) 4 25/32 (121.95mm)

DIFFERENTIAL & MAIN FEED BARS, FEED DOGS & FEED LIFT ECCENTRIC ASSEMBLY

Ref.Amt.
No.Part No.DescriptionReq.
  1. 22845M Screw, for differential feed bar driving link.... 1
  2. 36236F Differential Feed Bar Driving Link 1
  3. 36234M Feed Bar Eccentric Stud 1
  4. 660-220 "O"Ring 1
  5. 36234F Differential Feed Bar 1
  6. 36234G Feed Bar Plate 1
  7. 22587H Screw 2
  8. 22528 Screw, for differential feed dog 1
  9. 36226A Differential Feed Dog, marked "FV", 14 teeth per inch, for Styles 36200UA52, UAE52, UAK52, UE52, UE60, UJ60, UJE60, UX52, UX60.... 1
  10. 36226B Differential Feed Dog, marked "PB", 16 teeth per inch .... 1
  11. 36226K Differential Feed Dog, 16 teeth per inch, for styles 36200UY52, UY60 .... 1
  12. 36226H Differential Feed Dog, marked "PQ", 14 teeth per inch, .050" (1.27mm) step on right side, for styles 36200UH52.... 1
  13. 36226J Differential Feed Dog, marked "VU", 16 teeth per inch, .050" (1.27mm) step on right side, for styles 36200UM60.... 1
  14. 87U Screw, for needle guard .... 1
  15. 36225 Needle Guard all styles except 36200UAK52.... 1
  16. 36225A Needle Guard for style 36200UAK52 1
  17. 22528 Screw, for main feed dog .... 1
  18. 36205A Main Feed Dog, marked "PK", 14 teeth per inch, for Styles 36200UA52, UAE52, UAK52, UE52, UE60, UJ60, UJE60, UX52, UX60.... 1
  19. 36205B Main Feed Dog, marked "PL", 16 teeth per inch .... 1
  20. 36205N Main Feed Dog, 16 teeth per inch, for styles 36200UY52, UY60 .... 1
  21. 36205H Main Feed Dog, marked "PR", 14 teeth per inch, .050" (1.27mm) step on right side, for styles 36200UH52.... 1
  22. 36205J Main Feed Dog, marked "VV", 16 teeth per inch, .050" (1.27mm) step on right side, for styles 36200UM60.... 1
  23. 36234E Main Feed Bar 1
  24. 22578H Screw 2
  25. 36234G Feed Bar Plate 1
  26. CQ00000000 Yarn 2
  27. 36234C Feed Bar Slide Block 1
  28. 36236H Bushing 2
  29. 36236G Driving Link Stud 2
  30. 33174B Screw 1
  31. 36236E Main Feed Bar Drive Link 1
  32. 62238A Link Pin 1
  33. 29478CS Feed Lift Eccentric Assembly 1
  34. 29103T Feed Lift Eccentric Assembly Ball Joint 1
  35. 22894W Set Screw 2
  36. 22587E Screw 2
  37. 269 Nut, left thread 1
  38. 36244 Connecting Rod 1
  39. 18 Nut, right thread .... 1
  40. 36244A Ball Joint, complete 1
  41. 22729C Screw 2
  42. 41255B Ball Fork 1
  43. 22747 Screw, for ball fork 1

Union Special 36200UAK52 - DIFFERENTIAL & MAIN FEED BARS, FEED DOGS & FEED LIFT ECCENTRIC ASSEMBLY - 1

text_image TORQUE TO 28-30 in. lbs. (32-35 cm/kg) TORQUE TO 28-30 in. lbs. (32-35 cm/kg) TORQUE TO 19-21 in. lbs. (22-24 cm/kg) TORQUE TO 19-21 in. lbs. (22-24 cm/kg) TORQUE TO 8 in. lbs. (9 cm/kg) TORQUE TO 8 in. lbs. (9 cm/kg) TORQUE TO 19-21 in. lbs. (22-24 cm/kg) TORQUE TO 8 in. lbs. (9 cm/kg) 24° 37' *35 28 27 26 25 24 23 22 21 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1

* Items 35 and 36 may also be purchased as 29478FI
Union Special 36200UAK52 - DIFFERENTIAL & MAIN FEED BARS, FEED DOGS & FEED LIFT ECCENTRIC ASSEMBLY - 2

text_image 24° 37' *36 4 27/32 (123.16mm) 4 25/32 (121.95mm)

FEED DRIVE ASSEMBLY, FEED ROCKER & LOOPER AVOID PARTS

Ref.Amt.
No.Part No.DescriptionReq.
  1. 660-207 Oil Seal Ring 1
  2. 36236A Feed Rocker Shaft 1
  3. 36237 Differential Feed Adjusting Lever 1
  4. 36237A Differential Feed Adjusting Link 1
  5. 22504C Screw 1
  6. 36236J Differential Driving Link Stud 1
  7. 36236K Differential Feed Driving Link Slide Block 1
  8. 36236 Feed Rocker 1
  9. 77 Screw 2
  10. 36236B Bushing.... 1
  11. 22733G Screw 1
  12. 29478CT Feed Drive Assembly 1
  13. 29101J Feed Drive Eccentric Assembly 1
  14. 22587E Screw 2
  15. 22894W Set Screw 2
  16. 269 Nut, left thread 1
  17. 43246 Connecting Rod....1
  18. 18 Nut, right thread 1
  19. 35846 Ball Joint 1
  20. 22729C Screw 2
  21. 35846B Washer 1
  22. 35866 Nut 1
  23. 36236B Bushing 1
  24. 22733G Screw 1
  25. 35766B Nut 1
  26. 35842J Feed Drive and Looper Avoid Drive Lever 1
  27. 36236A Feed Drive Shaft 1
  28. 660-207 Oil Seal Ring 1
  29. 35836C Screw, for feed rocker driving link 1
  30. 36236H Bushing 1
  31. 258 Nut 1
  32. 6042A Washer 1
  33. 36236C Feed Rocker Driving Link.... 1
  34. 62238A Link Pin 1
  35. 35851S Connecting Rod 1
  36. 35851P Screw 2

Union Special 36200UAK52 - FEED DRIVE ASSEMBLY, FEED ROCKER & LOOPER AVOID PARTS - 1

text_image TORQUE TO 19-21 in lbs. (22-24 cm/kg) TORQUE TO 55 in lbs. (63 cm/kg) 2 27/32" (72.2mm) 24° 30' 3 5/32" (80.2mm)

KNIFE DRIVING PARTS

Ref.Amt.
No.Part No.DescriptionReq.
  1. 36251B Cover Thread Carrier and Hook Driving Sleeve .... 1
  2. 12934A Nut 1
  3. 52848B Knife Drive Connection Ball Joint, left .... 1
  4. 22729C Screw 2
  5. 18 Nut, right thread 1
  6. 36251P Cover Thread Carrier and Hook Driving Connection Rod Ball Joint.... 1
  7. 97A Screw 2
  8. 36278J Presser Bar Guide 1
  9. 22569G Screw 1
  10. 36278H Presser Bar Guide Stud, except UY52, UY60 1
  11. 52841H Nut 1
  12. 660-202 Oil Seal Ring 1
  13. 36261 Knife Drive Lever 1
  14. 52848C Knife Drive Connection Ball Joint, right 1
  15. 36G Washer 1
  16. 22729C Screw 2
  17. 269 Nut, left thread .... 1
  18. 12934A Nut 1
  19. 4761 Knife Drive Connecting Rod .... 1
  20. 36251C Sleeve Driving Lever, for styles 36200UA52, UAE52, UAK52, UE52, UH52, UX52, UY52 1
  21. 36251V Sleeve Driving Lever 36200UJ60, UJE60, UM60, UX60, UY60 .... 1
  22. 22585 Screw 1
  23. 36273M Knife Driving Bracket 1
  24. 36273F Bushing 1
  25. 36273N Bushing 1
  26. 605A Screw 2
  27. 36273J Knife Holder Guide Plate 1
  28. 660-219D Roll Pin 2
  29. 36273C Knife Holder Spring 1
  30. 36273K Knife Holder Guide Collar 1
  31. 22729M Screw 1
  32. 22799N Screw 1
  33. 36273D Knife Support 1
  34. 36270B Knife, upper 1
  35. 36273G Knife Holder 1
  36. 22894X Screw 1
  37. 22767A Screw 2
  38. 36273A Knife Holder Shank 1
  39. 1096B Screw 1

Union Special 36200UAK52 - KNIFE DRIVING PARTS - 1

text_image Technical schematic diagram of a mechanical assembly with numbered components and dimensional annotations in millimeters.

*Items 36, 37, 38, are part of Looper Drive connection kit 29478FG

Ref.Amt.
No.Part No.DescriptionReq.
  1. 36210 Looper Mounted Needle Guard, marked "FZ" 1
  2. 604 Screw, for needle guard 2
  3. 36208A Looper 1
  4. 22585A Screw 1
  5. 36248 Looper Holder 1
  6. 1096B Looper Adjusting Screw 1
  7. 22564D Screw 1
  8. 22652A-6 Screw 1
  9. 36249 Looper Rocker Shaft 1
  10. 35751G Looper Shaft Collar 1
  11. 22572B Screw 1
  12. 36249B Looper Shaft Sleeve 1
  13. 36278C Guide Stud 1
  14. 41255B Ball Fork 1
  15. 22747 Screw 1
  16. 36253B Looper Drive Lever Shaft 1
  17. 660-221 Oil Seal Ring 1
  18. 29478CU Looper Drive Connecting Rod Assembly 1
  19. 35851L Ball Joint, upper 1
  20. 22729C Screw 2
  21. 269 Nut, left thread 1
  22. 4761 Connecting Rod 1
  23. 18 Nut, right thread 1
  24. 39145A Ball Joint, lower 1
  25. 22729C Screw 2
  26. 12865 Collar 2
  27. 88 Screw 2
  28. 15037A Nut 1
  29. 36253A Looper Drive Lever 1
  30. 258A Nut 1
  31. 77 Screw 1
  32. 52336 Link Pin 1
  33. 660-215 Retaining Ring 2
  34. 22795B Screw 1
  35. 36253G Looper Drive Crank Stud 1
  36. 36245B Looper Drive Connecting Rod and Ferrule Sub-Assembly 1
  37. 97A Screw 1
  38. 53636C Washer 1
  39. 269 Nut, left thread .... 1

Union Special 36200UAK52 - KNIFE DRIVING PARTS - 2

text_image Exploded view diagram of a mechanical assembly with numbered parts and labeled torque indicators

Ref.

No. Part No.

Description

Amt.

Req.

  1. 36224H Throat Plate, .050" (1.27mm) step on right side, Styles36200 UH52 .... 1
  2. 36224K Throat Plate, .050" (1.27mm) step on right side, Styles 36200 UM60 .... 1
  3. 36240 Stitch Tongue, marked "D", for Throat Plate 36224H 1
  4. 36240J Stitch Tongue, marked "AC", for Throat Plate 36224K 1
  5. 22716A Screw, stitch tongue 1
  6. 23420DB Lap Former, for styles 36200UE52, UE60, UH52, UM60 .... 1
    4A. 23420DH Lap Former, for styles 36200UY52, UY60 1
  7. 22738B Screw, for lap former 1
  8. 73A Screw, for lap former 1
  9. 36283J Gib, right, for styles 36200UE52, UE60, UH52, UM60, UY52, UY60 .... 1
  10. 23423X Lap Former Slide Block, for styles 36200UE52, UE60, UH52, UM60, UY52, UY60 ..... 1
  11. 36283H Gib, left, for styles 36200UE52, UE60, UH52, UM60, UY52, UY60 .... 1
  12. 23424Z Spring, for lap former slide block, for styles 36200UE52, UE60, UH52, UM60, UY52, UY60.. 1
  13. 22716A Screw, for lap former slide block spring, for styles 36200UE52, UE60, UH52, UM60, UY52, UY60
  14. 36283G Cylinder Cover, for styles 36200UE52, UE60, UH52, UM60, UY52, UY60 .... 1
  15. 36283F Gasket, for cylinder cover, all styles.... 1
  16. 36284E Upper Lint Shield, all styles 1
  17. 22798 Screw, upper lint shield .... 1
  18. 22653E-24 Screw, for joining cylinder to main frame 3
  19. 35876U Washer 3
  20. 36284 Gasket 1
  21. 98A Screw, for cylinder cover 8
  22. 36283E Cylinder Cover, for all Styles except 36200UH52, UM60 1
  23. 36283F Gasket, for cylinder cover 1
  24. 36284E Upper Lint Shield 1
  25. 22798 Screw, for upper lint shield 1
  26. 22562A Screw, for throat plate 3
  27. 22849 Screw, for edge guide 1
  28. 36203 Edge Guide, for Styles 36200UA52, UAE52, UAK52, UE52, UE60, UJ60, UJE60 ..... 1
  29. C36224A Throat Plate, for Styles 36200UA52, UAE52, UAK52, UE52, UX52....1
  30. C36224J Throat Plate, for Styles 36200UE60, UJ60, UJE60, UX60 .... 1
  31. C36224P Throat Plate, for Style 36200UY52 1
  32. C36224Q Throat Plate, for Style 36200UY60 1
    22716A Screw, for stitch tongue 1
    36240 Stitch Tongue, marked "D", for Throat Plates C36224A, C36224P 1
  33. 36240J Stitch Tongue, marked "AC", for Throat Plates C36224J, C36224Q ..... 1
  34. 22KH Screw, for chain cutting knife 1
  35. 36296B Guard, for chain cutting knife 1
  36. 36296A Chain Cutting Knife 1
  37. 22801 Screw, for chain cutting knife 1
  38. 36251K Dowel Pin 2
  39. 36283C Cylinder Hinged Spring Support Stud 1
  40. 36283B Spring 1
  41. 22585C Screw, spring 1
  42. 35884K Lower Lint Shield 1
  43. 531 Screw 1
  44. 40-107 Washer 1
  45. 22571A Plug Screw 1
  46. 667D-16 Dowel Pin 1
  47. 22596 Screw, for feed bar eccentric stud .... 1
  48. 36229A-1 Cylinder Alignment Eccentric Pin 1

Union Special 36200UAK52 - KNIFE DRIVING PARTS - 3

text_image Technical schematic diagram of a mechanical assembly with numbered components and labeled parts in Chinese

CYLINDER BUSHINGS, DIFFERENTIAL FEED CONTROL ASSEMBLY & MISCELLANEOUS CYLINDER COVERS

Ref.Amt.
No.Part No.DescriptionReq.
  1. 35884R Gasket, for front cylinder cover and oil gauge .... 1
  2. 36284C Cylinder Cover and Oil Gauge, front 1
  3. J87J Screw, for front cylinder cover and oil gauge 4
  4. 36249A Bushing, for looper shaft, front 1
  5. 660-1115 "O" Ring 1
  6. 22539AL Plug Screw 1
  7. 22560A Screw, for guide stud.... 1
  8. 531 Screw 2
  9. 36284F Gasket, for bottom cover 1
  10. 36293G Screen, for bottom cover 1
  11. 661-150 Rubber "O" Ring, for screen 1
  12. 999-196 Oil Drain Plug Screw 1
  13. 22596 Screw, for bottom cover 4
  14. 36282 Bottom Cover 1
  15. 22766 Screw, for cylinder side cover 4
  16. 36286 Cylinder Side Cover 1
  17. 36286B Gasket, for cylinder side cover 1
  18. 87A Screw, for differential feed control assembly 3
  19. 29478CZ Differential Feed Control Assembly, complete 1
  20. 36237E Adjusting Lever 1
  21. 660-220 Oil Seal Ring 1
  22. 36238F Gasket 1
  23. 60078Z Nut 2
  24. 36237H Stop Screw 2
  25. 36238 Adjusting Plate 1
  26. 36237J Spring Washer 2
  27. 36237K Operating Lever 1
  28. 538 Screw 1
  29. 36283K Cylinder Hinged Cover 1
  30. 35883G Pin 1
  31. 36237L Bushing, for feed bar eccentric stud 1
  32. 35850F Bushing, for looper shaft, rear 1
  33. 36256B Looper Thread Guide Wire 1
  34. 22849 Screw, for looper thread guide wire 1
  35. 22894W Screw, for cylinder hinged spring support stud .... 1
  36. 22791E Screw Pin 1
  37. 660-1117 Oil Seal 2

Union Special 36200UAK52 - CYLINDER BUSHINGS, DIFFERENTIAL FEED CONTROL ASSEMBLY & MISCELLANEOUS CYLINDER COVERS - 1

text_image Technical diagram of mechanical assembly with numbered parts, likely a valve or clamp mechanism, showing exploded and assembled views.

PRESSERFEET

Ref. No.Part No.DescriptionAmt. Req.
1.36220APresser Foot, complete, for Styles 36200UA52, UAE521
-36220KPresser Foot, complete, for Styles 36200UJ60, UJE601
-36220LPresser Foot, complete, for Style 36200UAK521
2.22731Screw, for chip guard1
3.36279DSpring, for chip guard1
4.36279CChip Guard1
5.36251ECover Thread Carrier, for 36220 A, L presser foot1
-36251WCover Thread Carrier, for 36220 K presser foot1
6.22565AScrew, cover thread carrier1
7.150Screw, for stationary knife clamp1
8.36250Stationary Knife1
*9.36250BStationary Knife Clamp, .213" (5.41mm) ID Mark "A"1
*-36250GStationary Knife Clamp, .222" (5.64mm) ID Mark "B"1
*-36250JStationary Knife Clamp, .226" (5.74mm) ID Mark "J"1
10.22738GScrew, for presser foot shoe2
#11.36232AYPresser Foot Shoe, right, for 36220 A, K, L presser foot1
#12.36231AYPresser Foot Shoe, left, for 36220 A, K, L presser foot1
13.36230DShoe Holding Wire1
14.36230JYielding Section, for 36220 A, K presser foot1
-36230PYielding Section, for 36220 L presser foot1
15.22565AScrew, for yielding section1
16.36230CSpring, for yielding section1
17.36251FCover Thread Hook, for 36220 A, L presser foot1
-36251FACover Thread Hook, for 36220 K presser foot1
18.22562AScrew, for cross thread hook1
19.36230UPresser Foot Base, for 36220 A, K, L presser foot1
20.94Screw, for presser foot base1
21.36251HCover Thread Hook Driving Lever and Shaft1
22.22738PScrew4
23.36251JLink, for ref. no. 21, 25 and 262
24.36251KLink Pin4
25.36251LCover Thread Carrier and Hook Driving Segment1
26.36251GCover Thread Carrier Driving Lever and Shaft1
27.36220BPresser Foot, complete, for Styles 36200UX52, UX601
28.22731Screw, for chip guard1
29.36279DSpring, for chip guard1
30.36279HChip Guard1
31.150Screw, for stationary knife clamp1
32.36250Stationary Knife1
*33.36250BStationary Knife Clamp, .213" (5.41mm) ID Mark "A"1
*-36250GStationary Knife Clamp, .222" (5.64mm) ID Mark "B"1
*-36250JStationary Knife Clamp, .226" (5.74mm) IDMark "J"1
34.22738GScrew, for presser foot shoe2
#35.36232BAPresser Foot Shoe, right, for 36220 B presser foot1
#36.36231BAPresser Foot Shoe, left, for 36220 B presser foot1
37.36230DShoe Holding Wire1
38.36230JYielding Section1
39.22565AScrew, for yielding section1
40.36230CSpring, for yielding section1
41.36230GPresser Foot Base, for 36220 B presser foot1
42.94Screw, for presser foot base1

* When replacing the stationary knife clamp, order the clamp that has the same I. D. mark as the one being replaced.

See page 50-51 for other presser foot shoes available.

Union Special 36200UAK52 - See page 50-51 for other presser foot shoes available. - 1

text_image Technical diagram of mechanical assembly with numbered parts, likely a valve or clamp mechanism

PRESSERFEET

Ref.Amt.
No.Part No.DescriptionReq.
1.36220EPresser Foot, complete, for Style 36200UAE52, UE521
-36220HPresser Foot, complete, for Style 36200UH521
-36220MPresser Foot, complete, for Style 36200UM601
-36220WPresser Foot, complete, for Style 36200UE60, UJE601
2.36279DSpring, for chip guard1
3.36279CChip Guard1
4.22731Screw, for chip guard1
5.22738GScrew, for presser foot shoe2
6.36232AMPresser Foot Shoe, right, for Style 36220 H presser foot1
#-36232APPresser Foot Shoe, right, for Style 36220 M presser foot1
#-36232AWPresser Foot Shoe, right, for Style 36220 E, 36220 W presser foot1
7.36231AMPresser Foot Shoe, left, for Style 36220 H presser foot1
#-36231APPresser Foot Shoe, left, for Style 36220 M presser foot1
#-36231AWPresser Foot Shoe, left, for Style 36220E, 36220 W presser foot1
8.36250BStationary Knife Clamp, .213" (5.41mm) ID Mark "A"1
* -36250GStationary Knife Clamp, .222" (5.64mm) ID Mark "B"1
* -36250JStationary Knife Clamp, .226" (5.74mm) ID Mark "J"1
9.36250Stationary Knife1
0.150Screw, for stationary knife clamp1
1.36230DShoe Holding Wire1
2.36230RCloth Guide Plate1
3.22716AScrew, for cloth guide plate1
4.36230CSpring, for yielding section1
5.36230PYielding Section1
6.22565AScrew, for yielding section1
7.36251FCover Thread Hook, for 36220H and 36220E presser foot1
-36251FACover Thread Hook, for 36220M, 36220 W presser foot1
8.22562AScrew, for cross thread hook1
9.36230SPresser Foot Base, for 36220 H presser foot1
-36230VPresser Foot Base, for 36220 M presser foot1
-36230MPresser Foot Base, for 36220 E, 36220 W presser foot1
10.94Screw, for presser foot base1
11.36251HCover Thread Hook Driving Lever and Shaft1
12.22738PScrew4
13.36251JLink, for ref. no. 21, 25 and 262
14.36251KLink Pin4
15.36251LCover Thread Carrier and Hook Driving Segment1
16.36251GCover Thread Carrier Driving Lever and Shaft1
17.36251ECover Thread Carrier, for 36220H and 36220E presser foot1
-36251WCover Thread Carrier, for 36220M, 36220 W presser foot1
18.22565AScrew, for cover thread carrier1

* When replacing the stationary knife clamp, order the clamp that has the same I. D. mark as the one being replaced.

See page 50-51 for other presser foot shoes available.

Union Special 36200UAK52 - See page 50-51 for other presser foot shoes available. - 1

text_image Technical diagram of a mechanical assembly with numbered components for identification

PRESSER FOOT

Ref.Amt.
No.Part No.DescriptionReq.
1.36220XPresser Foot, complete, for Style 36200UY521
-36220YPresser Foot, complete, for Style 36200UY601
2.22-331Pin1
3.36251KLink Pin, for 5, 6 and 84
4.22738PScrew4
5.36251GCross Thread Lever1
6.36251JDriving Lever Link2
7.36251LDriving Segment1
8.36251HCross Thread Hook Lever1
9.36251FCross Thread Hook, For 36200UY521
-36251FACross Thread Hook, For 36200UY601
0.22562AScrew1
1.36230ANPresser Foot1
2.94Screw1
3.22716AScrew5
4.36230APPlate, Right1
5.36230AHPlate, Left1
6.36251ECover Thread Carrier, For 36200UY521
-36251WCover Thread Carrier, For 36200UY601
7.22565AScrew2
8.150Screw1
9.22731Screw1
10.36279DSpring, Chip Guard1
11.36279CChip Guard1
12.36250KStationary Knife Clamp, .213"(5.14mm) ID Mark"D"1
-36250MStationary Knife Clamp, .222"(5.64mm) ID Mark"F"1
-36250LStationary Knife Clamp, .226"(5.74mm) ID Mark"E"1
13.36250Stationary Knife1
14.22738GScrew1
15.36232BDPresser Foot Shoe, Right1
16.36231BDPresser Foot Shoe, Left1
17.36230DShoe Holding Wire1
18.36230AQCloth Guide Block1
19.36230AJSpring, Yielding Section1
20.36230ALYielding Section1

See page 50-51 for other presser foot shoes available.

PRESSER FOOT SHOE CHART

STANDARD PRESSER FEET
102263
20A
3B02263
40E
5H02263
60J
7K02263
80L
900263
010W
11X02263
210Y

SELECTING THE PROPER PRESSER FOOT SHOES

THICKNESS OF SHOES

.014 THICK

Used when sewing lightweight material, when light presser foot pressure is essential. Used when sewing medium to heavyweight material, requiring more foot pressure.

.020 THICK

WIDTH OF SHOES

NARROWSHOES Used for medium to heavier material. WIDESHOES Used for light weight material.

LENGTH OF SHOE TOE

SHORTTOE

Adapts easily to a variety of operations and material.

EXTENDED TOE

Gives more feeding surface to the front of the presser foot, and may allow the operator to start the seam without raising the presser foot.

Union Special 36200UAK52 - LENGTH OF SHOE TOE - 1

natural_image Technical line drawing of two mechanical bracket components (no text or symbols)

Union Special 36200UAK52 - LENGTH OF SHOE TOE - 2

natural_image Technical line drawing of two mechanical bracket components (no text or symbols)

LONG SHOE SHORTSHOE

2

2

2

2

2

2

text_image Technical diagram of a mechanical assembly with labeled components and parts, including rods, gears, and a central fan.

THREAD STAND

Ref.Amt.
No.Part No.DescriptionReq.
  1. 21101-S-7 Thread Stand, complete 1
  2. 21233AJ Bracket Connection, marked "AJ", for Style 36200UAK52.... 1
  3. 21233KS Bracket Connection, marked "KS", for all other Styles .... 1
  4. 22651CD-5 Screw, for bracket connection (21233AJ) 4
  5. 22651CD-5 Screw, for bracket connection (21233KS) 2

Union Special 36200UAK52 - THREAD STAND - 1

MISCELLANEOUS GAUGES & TAPE REEL PARTS

Ref.Amt.
No.Part No.DescriptionReq.
1.21227CNLooper Travel Gauge, complete1
2.21227CMLooper Travel Gauge Pointer1
3.21227CSLooper Travel Gauge Plate1
4.21388AZWrench, for driving link stud1
5.21227BUNeedle Height Gauge, for all Styles except 36200UJ60, UM60, UY601
-21227DSNeedle Height Gauge, for Styles 36200UJ60, UM60, UY601
6.21225F-3/16Looper Gauge1
7.21388YSpanner Wrench1
8.21227CGSynchronizing Gauge, for looper and needle timing, complete1
9.21227CKSynchronizing Gauge Rod1
0.21227CJLooper Clamp and Height Gauge1
1.22738Screw1
2.22703AScrew1
3.21227CHNeedle Setting Block1
4.14087Thumbscrew1
5.1347ANut1
6.TT85Wrench, for 3/16" square nut on screw1
7.21227BVLooper Avoid Gauge1
8.21227CVCover Thread Hook Gauge1
9.23279DFolder Threader1
10.753Adjustable Axle Cone1
11.188DScrew, for adjustable axle cone1
12.51292F-8Spring, for tape holder disc1
13.21178Tape Holder Disc2
14.88Screw, for collar1
15.161Collar1
16.21114WTape Reel Axle1
17.258ANut, for tape reel axle1
18.21171ZTape Reel Frame1
19.22729AScrew, for tape reel frame2
20.21171AATape Guide1
21.23401P-7/16Tape Folder1
22.357Screw, for tape folder2
23.28Screw, for tape guide1
24.36279EFrame Chip Guard1
25.22777BScrew, for Frame Chip Guard1
26.36279BSpring, for Frame Chip Guard1
27.36279AWasher, for Frame Chip Guard1
28.21227ARTorque Rod, for Needle Head1
29.39899AThreading Wire1

*Indicates tape holder parts for Styles 36200UX52, UX60

Union Special 36200UAK52 - MISCELLANEOUS GAUGES & TAPE REEL PARTS - 1

text_image Technical diagram of a mechanical assembly with numbered components and a wireframe view of the component.

THREAD LUBRICATOR

Ref.Amt.
No.Part No.DescriptionReq.
  1. 29480AZY Needle Thread Lubricator Complete 1
  2. 35893J Reservoir Cover 1
  3. 666-339 Reservoir Wick 1
  4. 22826 Screw 2
  5. 660-342 Washer 2
  6. 660-219AX Pin.... 1
  7. 50358M Eyelet 8
  8. 8372A Washer 2
  9. 35874W Spacer 2
  10. 35893K Reservoir 1
  11. 28604W Bottle of Silicone (not shown) 1

NUMERICAL INDEX OF PARTS

Part No.Page No.Part No.Page No.Part No.Page No.Part No.Page No.Part No.Page No.
1093122565A51, 5322799N41357923136205J37
10962722569B232280127, 4535792T3136205N37
1096B41, 4322569D25228266135815C2936208A43
115502092722569G41228292535817E333621043
125383522571A45228392335836C393621835
128654322571B2722839D3135842J3936218J35
12934A23, 4122572B4322845M37358463936220A49
1347A5922574292284945, 4735846B3936220B49
140875922578H3722881A3335847X2936220E51
15049, 51, 53225802722894AM2735850F4736220H51
15037A43225854122894AM2935851L4336220K49
1615922585A2722894BK3135851P3936220L49
1837, 3922585A31, 4322894E2935851S3936220M51
1841, 4322585B3522894J27, 3135859D3336220W51
188D5922585C31, 3522894K2735859J3336220X53
21101-S-75722585C4522894W2735860D2536220Y53
21114W5922587B2922894W29, 3735862A2936221D29
21171AA5922587E27, 3722894W39, 47358663936221K29
21171Z5922587E3922894X4135866A2536222A29
211785922587H3722KH23, 4535866B2536222C27
21225F-3/16592259645, 4723279D5935874W613622327
21227AR5922596B2923401P-7/165935876U4536223A27
21227BU5922651CD-55723420DB4535880M3136224H45
21227BV5922652A-64323420DH4535883AL2536224K45
21227CG5922653B-83523423X4535883G473622537
21227CH5922653E-244523424Z4535884K4536225A37
21227CJ5922703A592553135884R4736226A37
21227CK5922711232583935887AE2336226B37
21227CM5922716A45, 51258A31, 4335887AF2536226H37
21227CN5922716A53258A5935887AG2336226J37
21227CS5922729A5926937, 3935887M2336226K37
21227CV5922729C37, 3926941, 4335887R2336229A-145
21227DS5922729C41, 432833, 5935887X2336229B33
21233AJ5722729M4128604W6135887Z2536229F33
21233KS572273149, 51, 5328A3335888N2336230AH53
21388AZ5922733B2528C25, 3535888T2336230AJ53
21388Y5922733G3929101J27, 3935889H2336230AL53
21756G27227385929103T27, 3735890E2536230AN53
22-3315322738B4529105BH2535890P2336230AP53
22504C3922738C3329472AC2735893G2336230AQ53
225133322738G49, 5129472Y2735893H2336230C49, 51
22516A2322738G5329476XC2335893J6136230D49
225173122738H3529476YN3535893K6136230D51, 53
225193122738P49, 5129476YP3535894J2736230G49
22519F2722738P5329478CS3735894L2736230J49
2252433, 352274737, 4329478CT3935895X2736230M51
225283722758E3529478CU4335895Y27, 2936230P49, 51
22539AA2322759A2329478CZ4735896D3536230R51
22539AL472276629, 4729480AZY6135897BU2736230S51
22539M2322767A413183535897BV2736230U49
22539T2522768B2533174B3735897BW2736230V51
22560A35, 4722777B33, 593575935897BY2936231AM51
22562A29, 4522784F3135751G4335897CK3536231AP51
22562A49, 5122791D2535761D25362034536231AW51
22562A5322791E4735763F29362042336231AY49
225642922795B4335763G2936204A2336231BA49
22564B23, 25227972935766B3936205A3736231BD53
22564D432279845357673336205B3736232AM51
22565A27, 4922799B2535781D2536205H3736232AP51

NUMERICAL INDEX OF PARTS

Part No.Page No.Part No.Page No.Part No.Page No.Part No.Page No.Part No.Page No.
36232AW5136251J4936279C51, 5336294C33660-22037, 47
36232AY4936251J51, 5336279D4936296A45660-22143
36232BA4936251K45, 4936279D51, 5336296B45660-254C31
36232BD5336251K51, 5336279E5936296C35660-26133
36234C3736251L4936279H4936297J27660-34261
36234E3736251L51, 5336279L3336297M27660-93523
36234F3736251M2936279M3336298G31661-15047
36234G3736251N2936279N3336298H31664F-1635
36234M3736251P4136280A3136G41666-33827
362363936251V4136280C3139145A43666-33961
36236A3936251W4936280D3139592AK31666-340A35
36236B3936251W51, 5336280J3339593C23666-34145
36236C3936253A4336280N3139899A59667D-1645
36236E3736253B4336280S3140-10745671B327
36236F3736253G4336280T3141071G23, 2773A23, 25, 45
36236G37362562336280U3141255B37, 4373C23
36236H37, 3936256A2336280V31432463975359
36236J3936256B4736280W31476141, 437729, 39, 43
36236K3936260A25362824750358M618372A33, 61
3623739362614136283B4550393-140278631
36237A3936261A2736283C4551054A2987A47
36237E47362632936283E4551254K2987U37
36237H4736264B3336283F4551259338843, 59
36237J4736264D2936283G4551292F-2319023, 27
36237K4736264E3336283H4551292F-4319323
36237L4736264F3336283J4551292F-53193A23
36237M35362663136283K4751292F-8599431, 49
362384736266A3136283M3552336439451, 53
36238F4736270B4136283P3552841H4197A41, 43
3624045362712536283R3152848B4198A45
36240J4536271A2536283S3152848C41993735
362443736271E2536283T3152958C23999-19647
36244A3736271G2536283U3152958F23B3319704L0031
36245B4336271H25362844553145, 47B353055500023
362484336273A4136284C4753636C43C36224A45
362494336273C4136284E4553847C36224J45
36249A4736273D4136284F4756354D29C36224P45
36249B4336273F41362864756390E23C36224Q45
3625049, 5136273G4136286B4760078Z47C50092S31
362505336273J41362893360443CL2123, 25
36250B49, 5136273K4136289A356042A23CO67E23
36250G49, 5136273M4136289B336042A35, 39CQ0000000035
36250J49, 5136273N4136289H33605A41CQ0000000037
36250K53362783336289J3561321J29J87J47
36250L5336278A3336290A2561321L29LA52823
36250M5336278C4336290B2562238A37, 39PS0200062KH35
36251B4136278F3536290D2362271B25SS7090910TP31
36251C4136278H35, 4136290E35660-111547SS7110510SP25
36251D3336278J4136292K31660-111747SS7110840SP31
36251E4936278K3336292M31660-113035TT8559
36251E51, 5336278L3536292N31660-113135W56392F31
36251F4936278M3536292Q31660-20229, 41WO335
36251F51, 5336278R3536293B23660-20625WZ0641510KP35
36251FA4936278S3336293E23660-20727, 39
36251FA51, 5336278T3536293G47660-21223
36251G4936278U3536293K27660-21543
36251G51, 5336279A33, 5936293L27660-219AX61
36251H4936279B33, 5936293M27660-219D41
36251H51, 5336279C4936294B35660-219P27

Union Special Corporation

Corporate Office

One Union Special Plaza

Huntley, IL 60142

Phone: 847-669-5101

Fax: 847·669·4454

Union Special GmbH

EuropeanDistributionCenter

Raiffeisenstrasse 3

D-71696 Möglingen, Germany

Tel: 49·07141·247·0

Fax: 49·07141·247·100

JUKICORPORATION

INTERNATIONAL SALES DIVISION

8-2-1, KOKURYO - CHO,

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Product information

Brand : Union Special

Model : 36200UAK52

Category : Sewing machine