Arctic Storm 34 - Snow blower TROY-BILT - Free user manual and instructions

USER MANUAL Arctic Storm 34 TROY-BILT

Safe Operation Practices • Assembly • Operation • Service And Maintenance OperatOr’s Manual Form No. 769-24536 (June 10, 2020) Snow Blower 2-Stage and 3-Stage (500, 600 & 800 Series) NOTE: This Operator’s Manual covers several models. Features may vary by model. Not all features in this manual are applicable to all models and the model depicted may differ from yours. WARNING Read and follow all safety rules and instructions in this manual before attempting to operate this machine. Failure to comply with these instructions may result in personal injury - SAVE THESE INSTRUCTIONS. WARNING CALIFORNIA PROPOSITION 65 Engine Exhaust, some of its constituents, and certain vehicle components contain or emit chemicals known to State of California to cause cancer and birth defects or other reproductive harm. Record Product Information Before setting up and operating your new snow blower, please locate the model plate on the equipment and record the information in the provided area to the right. You can locate the model plate by standing at the operator’s position and looking down at the rear of the snow blower. This information will be necessary, should you seek technical support via our web site, Customer Support Department, or with a local authorized service dealer. Model Number Serial Number English ......................................................................................................................................Page 2 Spanish (Español) ....................................................................................................................Page 30 French (Français) ......................................................................................................................Page 602

1. Read, understand, and follow all instructions on the machine

and in the manual(s) before attempting to assemble and operate. Keep this manual in a safe place for future and regular reference and for ordering replacement parts.

2. Be familiar with all controls and their proper operation. Know

how to stop the machine and disengage them quickly.

3. Never allow children under 14 years of age to operate this

machine. Children 14 and over should read and understand the instructions and safe operation practices in this manual and on the machine and be trained and supervised by an adult.

4. Never allow adults to operate this machine without proper

5. Thrown objects can cause serious personal injury. Plan your

snow-blowing pattern to avoid discharge of material toward roads, bystanders and the like.

6. Keep bystanders, pets and children at least 75 feet from the

machine while it is in operation. Stop machine if anyone enters the area.

7. Exercise caution to avoid slipping or falling, especially when

operating in reverse. PREPARATION Thoroughly inspect the area where the equipment is to be used. Remove all doormats, newspapers, sleds, boards, wires and other foreign objects, which could be tripped over or thrown by the machine.

1. Always wear safety glasses or eye shields during operation

and while performing an adjustment or repair to protect your eyes. Thrown objects which ricochet can cause serious injury to the eyes.

2. Do not operate without wearing adequate winter outer

garments. Do not wear jewelry, long scarves or other loose clothing, which could become entangled in moving parts. Wear footwear which will improve footing on slippery surfaces.

3. Use a grounded three-wire extension cord and receptacle for

all machines with electric start engines.

4. Adjust auger housing height to clear gravel or crushed rock

5. Disengage all control levers before starting the engine.

6. Never attempt to make any adjustments while engine is

running, except where specifically recommended in the operator’s manual.

7. Let engine and machine adjust to outdoor temperature

before starting to clear snow. WARNING This symbol points out important safety instructions which, if not followed, could endanger the personal safety and/or property of yourself and others. Read and follow all instructions in this manual before attempting to operate this machine. Failure to comply with these instructions may result in personal injury. When you see this symbol, HEED ITS WARNING! DANGER This machine was built to be operated according to the safe operation practices in this manual. As with any type of power equipment, carelessness or error on the part of the operator can result in serious injury. This machine is capable of amputating fingers, hands, toes and feet and throwing debris. Failure to observe the following safety instructions could result in serious injury or death.3

To avoid personal injury or property damage use extreme care in handling gasoline. Gasoline is extremely flammable and the vapors are explosive. Serious personal injury can occur when gasoline is spilled on yourself or your clothes which can ignite. Wash your skin and change clothes immediately.

1. Use only an approved gasoline container.

2. Extinguish all cigarettes, cigars, pipes and other sources of

3. Never fuel machine indoors.

4. Never remove gas cap or add fuel while the engine is hot or

5. Allow engine to cool at least 5 minutes before refueling.

6. Never over fill fuel tank. Fill tank to no more than ½ inch

below bottom of filler neck to provide space for fuel expansion.

7. Replace gasoline cap and tighten securely.

8. If gasoline is spilled, wipe it off the engine and equipment.

Move machine to another area. Wait 5 minutes before starting the engine. If fuel is spilled on clothing, change clothing immediately.

9. Never store the machine or fuel container inside where there

is an open flame, spark or pilot light (e.g. furnace, water heater, space heater, clothes dryer etc.).

10. Allow machine to cool at least 5 minutes before storing.

11. Never fill containers inside a vehicle or on a truck or trailer

bed with a plastic liner. Always place containers on the ground away from your vehicle before filling.

12. If possible, remove gas-powered equipment from the truck or

trailer and refuel it on the ground. If this is not possible, then refuel such equipment on a trailer with a portable container, rather than from a gasoline dispenser nozzle.

13. Keep the nozzle in contact with the rim of the fuel tank or

container opening at all times until fueling is complete. Do not use a nozzle lock-open device. OPERATION

1. Do not put hands or feet near rotating parts, in the auger

housing or chute assembly. Contact with the rotating parts can amputate hands and feet.

2. The auger control lever is a safety device. Never bypass its

operation. Doing so makes the machine unsafe and may cause personal injury.

3. The control levers must operate easily in both directions

and automatically return to the disengaged position when released.

4. Never operate with a missing or damaged chute assembly.

Keep all safety devices in place and working.

5. Never run an engine indoors or in a poorly ventilated area.

Engine exhaust contains carbon monoxide, an odorless and deadly gas.

6. Do not operate machine while under the influence of alcohol

7. Muffler and engine become hot and can cause a burn. Do not

touch. Keep children away.

8. Exercise extreme caution when operating on or crossing

gravel surfaces. Stay alert for hidden hazards or traffic.

9. Exercise caution when changing direction and while

operating on slopes. Do not operate on steep slopes.

10. Plan your snow-blowing pattern to avoid discharge towards

windows, walls, cars etc. Thus, avoiding possible property damage or personal injury caused by a ricochet.

11. Never direct discharge at children, bystanders and pets or

allow anyone in front of the machine.

12. Do not overload machine capacity by attempting to clear

snow at too fast of a rate.

13. Never operate this machine without good visibility or light.

Always be sure of your footing and keep a firm hold on the handles. Walk, never run.

14. Release auger control lever to disengage power to the auger

when transporting or not clearing snow.

15. Never operate machine at high transport speeds on slippery

surfaces. Look down and behind and use care when backing up.

16. After striking a foreign object or if the machine should start

to vibrate abnormally, stop the engine, remove the safety key or disconnect spark plug wire. Inspect thoroughly for damage. Repair any damage before starting and operating.4

safety key or disconnect spark plug wire before you leave the operating position (behind the handles). Wait until the auger comes to a complete stop before unclogging the chute assembly, making any adjustments, or inspections.

18. Never put your hand in the discharge or collector openings.

Always use the clean-out tool provided to unclog the discharge opening. Do not unclog chute assembly while engine is running. Shut off engine, remove the safety key or disconnect spark plug wire. Remain behind handles until all moving parts have stopped before unclogging.

19. Use only attachments and accessories approved by the

manufacturer (e.g. wheel weights, tire chains, cabs etc.).

20. When starting engine, pull cord slowly until resistance is felt,

then pull rapidly. Rapid retraction of starter cord (kickback) will pull hand and arm toward engine faster than you can let go. Broken bones, fractures, bruises or sprains could result.

21. If situations occur which are not covered in this manual,

use care and good judgment. Contact Customer Support for assistance and the name of your nearest servicing dealer.

CLEARING A CLOGGED DISCHARGE CHUTE

Hand contact with the rotating impeller or auger inside the discharge chute is the most common cause of injury associated with snow blowers. Never use your hand to clean out the discharge chute. To clear the chute:

1. SHUT THE ENGINE OFF!

2. Remove the safety key or disconnect spark plug wire.

3. Wait 10 seconds to be sure the impeller or auger has stopped

4. Always use a clean-out tool, not your hands.

MAINTENANCE & STORAGE

1. Never tamper with safety devices. Check their proper

operation regularly. Refer to the maintenance and adjustment sections of this manual.

2. Before cleaning, repairing, or inspecting machine, disengage

all control levers, stop the engine, remove the safety key or disconnect spark plug wire. Wait until the auger comes to a complete stop.

3. Check bolts and screws for proper tightness at frequent

intervals to keep the machine in safe working condition. Also, visually inspect machine for any damage.

4. Do not change the engine governor setting or over-speed the

engine. The governor controls the maximum safe operating speed of the engine.

5. Snow blower shave plates and skid shoes are subject to

wear and damage. For your safety protection, frequently check all components and replace with original equipment manufacturer’s (OEM) parts only. “Use of parts which do not meet the original equipment specifications may lead to improper performance and compromise safety!”

6. Check control levers periodically to verify they engage and

disengage properly and adjust, if necessary. Refer to the adjustment section in this operator’s manual for instructions.

7. Maintain or replace safety and instruction labels, as

8. Observe proper disposal laws and regulations for gas, oil, etc.

to protect the environment.

9. Prior to storing, run machine a few minutes to clear snow

from machine and prevent freeze up of auger.

10. Never store the machine or fuel container inside where there

is an open flame, spark or pilot light such as a water heater, furnace, clothes dryer, etc.

11. Always refer to the operator’s manual for proper instructions

on off-season storage.

12. Check fuel line, tank, cap, and fittings frequently for cracks or

leaks. Replace if necessary.

13. Do not crank engine with spark plug removed.

14. According to the Consumer Products Safety Commission

(CPSC) and the U.S. Environmental Protection Agency (EPA), this product has an Average Useful Life of seven (7) years, or 60 hours of operation. At the end of the Average Useful Life have the machine inspected annually by an authorized service dealer to ensure that all mechanical and safety systems are working properly and not worn excessively. Failure to do so can result in accidents, injuries or death.

DO NOT MODIFY ENGINE

To avoid serious injury or death, do not modify engine in any way. Tampering with the governor setting can lead to a runaway engine and cause it to operate at unsafe speeds. Never tamper with factory setting of engine governor.

NOTICE REGARDING EMISSIONS

Engines which are certified to comply with California and federal EPA emission regulations for SORE (Small Off Road Equipment) are certified to operate on regular unleaded gasoline, and may include the following emission control systems: Engine Modification (EM), Oxidizing Catalyst (OC), Secondary Air Injection (SAI) and Three Way Catalyst (TWC) if so equipped.5 SAFETY SYMBOLS This page depicts and describes safety symbols that may appear on the snow blower and engine. Read, understand, and follow all warnings and instructions on the snow blower and engine, along with the operator’s manuals before attempting to operate. Symbol Description OPESymbol.com WARNING – READ OPERATOR’S MANUAL: Read, understand and follow all the safety rules and instructions in the manual(s) and on the snow blower before attempting to operate this snow blower. Failure to comply with this information may result in personal injury or death. Keep this manual in a safe location for future and regular reference. Using a Smart Phone, scan the QR code symbol to learn more information concerning the warnings contained on this snow blower. You can also go to www.OPESymbol.com for more information.

WARNING – AVOID AMPUTATION INJURY, DISCHARGE

CHUTE: Do not put hands near or into the discharge chute while the engine is running. Contact with the rotating impeller or auger can amputate fingers and hands. Stop engine and remove safety key and wait until all moving parts have stopped rotating. Always use clean-out tool to clear the discharge chute, never use your hand. WARNING – AVOID AMPUTATION INJURY, AUGER HOUSING: Do not put hands or feet near or into the auger housing while the engine is running. Contact with the auger can amputate fingers, hands, toes and feet. Stop engine and remove safety key and wait until all moving parts have stopped rotating. Always use clean-out tool to clear the auger housing, never use your hands. WARNING— ELECTRICAL SHOCK: Do not plug in and use the engine’s electric starter in the rain or wet conditions. WARNING—GASOLINE IS FLAMMABLE: Allow the engine to cool at least five minutes before refueling. WARNING— CARBON MONOXIDE: Never run an engine indoors or in a poorly ventilated area. Engine exhaust contains carbon monoxide, an odorless and deadly gas. WARNING— HOT SURFACE: The muffler and engine become very hot and can cause serious burn injuries. Do not touch. Allow the snow blower to cool for at least five minutes before storing or attempting any service. WARNING Your Responsibility—Restrict the use of the snow blower to persons who read, understand and follow all warnings and instructions on snow blower, along with the operator’s manuals. - SAVE THESE INSTRUCTIONS!6 ASSEMBLY Overview

• Remove packaging materials from snow blower.

• Rotate Handle into the upright position. Refer to Handle Assembly.

• Install the chute. Refer to Chute Assembly Options.

• Complete snow blower assembly according to model and equipment. Refer to Set-up.

• If necessary make adjustments to ensure proper snow blower operation. Refer to Adjustments.

• Add fuel and oil. Refer to the Engine Operator’s Manual shipped with snow blower. Tools Required

the lower handle (if applicable), set aside the chute control rod (if applicable) and remove the wrap around the handles (if applicable). NOTE: Do not cut the cable tie securing the control cables to the engine, if equipped. NOTE: On models with Overhead Chute Control (with Flex Shaft), Four-Way Chute Control, and Electric Chute Control cut cable ties securing flex shaft to the lower handle and set the flex shaft aside. Remove rubber bands securing cables to carriage bolts and cut cable tie securing shift rod to lower handle. Refer to Figure 7 to help identify the control styles.

2. Loosen the top two nuts (a) securing the upper and lower handle

and remove the two carriage bolts (b) from the upper handle and set aside as shown in Figure 1 or Figure 2 for models with side supports.

4. Observe lower rear area of equipment to be sure both cables

(if equipped) are aligned and seated properly in roller guides (Figure 3). NOTE: On select models, chute-pitch control cables will be routed under the engine on the left side and will not use roller guides. Figure 3

5. Pivot handle upward and align the lower handle (Figure 4).

Remove and discard any rubber bands, if present. They are for packaging purposes only. Figure 4 NOTE: On select models with steel rod speed selectors, you may need to lower shift rod to the side slightly to maneuver handle panel over it when pivoting handle upward.7 ASSEMBLY

6. Attach the two carriage bolts (b) and nuts (a) removed in Step

2. Finish securing the handle by tightening the top two nuts

(c) loosened in Step 2. See Figure 5 or Figure 6 for models with side supports.

Figure 6 STOP Refer to Figure 7 below to identify your “Chute Control Style” and continue to the “Assembly” instructions for your specific style on pages 8-13. Chute Control Styles Side Mounted Chute Rotation Control w/ Manual Pitch on page 8 Chute Control Rod Chute Assembly Overhead Chute Rotation Control w/ Manual Pitch on page 8 Chute Control Rod Chute Assembly 2-Way & 4-Way Chute Control Chute Assembly Chute Control Rod Overhead Chute Rotation Control w/ 2-Way Pitch or 4-Way Pitch & Rotation Control on page 9 Overhead Chute Control (Flex Shaft) w/ Steel Chute & 2-Way Pitch Control on page 11 Chute Assembly Chute Control (Flex Shaft) Overhead Chute Rotation Control w/ 4-Way Electric Pitch & Rotation Control on page 12 Electric Chute Control Chute Assembly Chute Control Rods Figure 78 ASSEMBLY Side Mounted Chute Rotation Control w/ Manual Pitch Chute Assembly Chute Control Rod Figure 8

2. Close flange keepers to secure chute assembly to chute base.

Flange keepers will click into place when properly secured (Figure 10). Figure 10 NOTE: Ensure the lower chute is secured to the flange on the chute base. The lower edge of the chute keeper should be positioned below the flange on the chute base after being clicked into place. If flange keepers will not easily click into place, use palm of your hand to apply swift, firm pressure to the back of the keepers.

3. Remove plastic cap (if present), flat washer (a) and hairpin

4. Insert end of chute control rod into lower bracket and

secure with flat washer (a), hairpin clip (b) and plastic cap (if present) removed in Step 1. If necessary, lower bracket can be adjusted. Refer to Side Chute Control on page 16. STOP Continue to Set-Up (page 14). Overhead Chute Rotation Control w/ Manual Pitch Chute Control Rod Chute Assembly Figure 12

1. Remove wing nut (a) and hex screw (b) from chute control

head and clevis pin (c) and cotter pin (d) from chute support bracket. Position chute assembly (forward-facing) over chute base and chute support bracket (Figure 13).9 ASSEMBLY Chute Support Bracket Chute Control Head Chute Assembly Chute Base

2. Secure chute control head to chute support bracket with

3. Finish securing chute control head to chute support bracket

with wing nut (a) and hex screw (b) removed in Step 1 (Figure 15).

4. Insert chute control rod into the support bracket on rear of

the dash panel (Figure 16). Figure 16

5. Remove hairpin clip (a) from rear of chute control head

6. Insert chute control rod (b) into rear of chute control head

(Figure 17) and secure with hairpin clip (a) removed in Step 5. STOP Continue to Set-Up (page 14). Overhead Chute Rotation Control w/ 2-Way Pitch or 4-Way Pitch & Rotation Control 2 Way/4 Way Control Chute Control Rod Chute Assembly Figure 18

1. Remove hairpin clip (a), wing nut (b) and hex screw (c) from

chute control head and clevis pin (d) and bow-tie cotter pin (e) from chute support bracket (Figure 19).10 ASSEMBLY Chute Control Head Chute Assembly Chute Support Bracket Chute Base

Figure 19 NOTE: For smoothest operation, cables should all be to the left of the chute control rod.

2. Insert chute control rod into chute control head. Push rod as

far into chute control head as possible, keeping holes in rod pointing upward (Figure 20). Figure 20

3. Place chute assembly onto chute base and ensure chute control

rod is positioned above lower handle. Install hex screw (c) removed in Step 1, but do not secure with wing nut at this time (Figure 21).

4. Squeeze trigger on 2-way/4-way chute control and rotate

chute by hand to face forward. The holes in chute control collar will be facing up (Figure 22). Chute Control Collar Top View 2-Way/4-Way Chute Control (One O’clock Position) Figure 22 IMPORTANT: Chute will not rotate without squeezing trigger on 2-way/4-way chute control.

5. Rotate 2-way/4-way chute control to one o’clock position

(Figure 22) so that indicator arrow on pinion gear below control handle faces upward (Figure 23). Figure 23

6. Insert chute control rod into pinion gear under handle panel.

Make sure to line up hole in rod with arrow on pinion gear (Figure 24). Figure 24 NOTE: Chute control rod will fit snug into pinion gear. Support rear of handle panel with one hand while inserting rod with your other hand to ensure rod is inserted all the way into pinion gear. NOTE: The hole in the chute control rod is a reference for aligning rod with indicator arrow on pinion gear, and will be visible after rod has been fully inserted.11 ASSEMBLY

7. Push chute control rod toward control panel until hole in

rod lines up with hole in chute control input collar closest to chute control head and insert hairpin clip (a) removed in Step 1 (Figure 25).

Figure 25 NOTE: Second hole is used to achieve further engagement of chute control rod into pinion gear, if required. Refer to Product Care section for Chute Control Rod adjustments.

8. Finish securing chute control head to chute support bracket

with wing nut (b), clevis pin (d), and bow-tie cotter pin (e) removed in Step 1. STOP Continue to Set-Up (page 14). Overhead Chute Control (Flex Shaft) w/ Steel Chute & 2-Way Pitch Control Steel Chute Assembly Flex Shaft 2-Way Pitch Control Figure 26

1. Remove lock nuts (a) and hex screws (b)from chute support

bracket (this will require two wrenches) (Figure 27). Steel Chute Assembly Chute Base Chute Support Bracket Chute Control Head

2. Place steel chute assembly onto chute base and chute control

head onto chute support bracket (Figure 27).

3. Secure chute control head to chute support bracket with lock

nuts (a) and hex screws (b) removed in Step 1 (Figure 28).

Figure 28 NOTE: For smoothest operation, cables should all be to the left of the chute control rod.

4. Remove hairpin clip (a) from rear of chute control head

5. Insert flex shaft (b) into rear of chute control head and secure

with hairpin clip (a) removed in Step 4 (Figure 29).12 ASSEMBLY

6. Perform one of the following to connect the flex shaft to the

chute control rod coupling:

• Models with Overhead Rotational - Insert hex end of flex shaft into chute control rod coupling under handle panel (Figure 30). Figure 30

• Models with Electric Chute Control - Insert other end of flex shaft into chute control rod coupling under handle panel. Make sure to line up flat end of rod and flat end of coupler. You may need to rotate rod around until these two surfaces line up (Figure 31 inset). Figure 31

7. Ensure speed selector is in fastest forward speed.

8. Remove cotter pin (a) and washer (b) from ferrule on end of

9. Make sure the shift lever on the back of the transmission is

rotated downward to the full extent of its rotation see Figure 33, Detail “A” for models without hydro transmission or Detail “B” for models with hydro transmission. Hydro Models

10. Insert ferrule into top hole of shift lever and secure with

cotter pin (a) and washer (b) removed in Step 8 (Figure 32). Ferrule may need to be adjusted up or down. STOP Continue to Set-Up (page 14). Overhead Chute Rotation Control w/ 4-Way Electric Pitch & Rotation Control Chute Control Rod

1. Remove cotter pin (a), wing nut (b) and hex screw (c) from

Figure 35 NOTE: For smoothest operation, cables should all be to the left of the chute control rod.

2. Insert round end of chute control rod into chute control head.

Push rod as far into chute control head as possible, keeping holes in rod pointing upward (Figure 36). Figure 36

3. Place chute onto chute base and ensure chute control rod is

positioned above lower handle. Secure chute control head to chute support bracket with clevis pin (d) and bow-tie cotter pin (e) removed in Step 1 (Figure 37).

4. Finish securing chute control head by installing hex screw (c)

and wing nut (b) removed in Step 1 (Figure 38).

5. Insert other end of chute control rod into coupler below

handle panel. Make sure to line up flat end of rod and flat end of coupler. You may need to rotate rod around until these two surfaces line up (Figure 39 inset). Figure 39

6. Push chute control rod toward the control panel until hole

in rod lines up with middle hole in chute control coupler and insert cotter pin (a) removed in Step 1 (Figure 40).

Figure 40 NOTE: There is a reference hole provided at rear end of control rod to help know when holes are vertical. NOTE: Hole furthest from chute control head is used to achieve further engagement of chute control rod into coupler, if required. Refer to Adjustments, Overhead Chute Control on page 16. NOTE: For models equipped with manual chute control rods, the hole closest to chute control head is used for manual movement of chute assembly, if required. Refer to Operation, Manual Chute Rotation Control & Electric Chute Control on page 22. STOP Continue to Set-Up (page 14).14 ASSEMBLY Set-Up CHUTE CONTROL CABLE ROUTING (IF EQUIPPED) For models equipped with 2-way or 4-way chute controls, electric chute control and/or chute-pitch controls, ensure control cables are routed properly. Chute control cables are routed through a single wire guide (a) on top of the engine and/or through two wire guides (b) located on the front and left side of the engine (Figure 41). NOTE: On models equipped with a cable tie securing the cables to the rear of the gas tank, pull the cables toward the chute and pull the cable tie snug to secure the cables in place. NOTE: For smoothest operation, cables should all be to the left of the chute control rod (c). NOTE: The number of cables routed through the wire guides will vary depending on model.

1. Locate cable guide(s) and perform the following:

• Top Mounted Wire Guide (a) - Check that all cables are properly routed through cable guide on top of engine (Figure 41).

• Front and Side Mounted Wire Guides (b) - Check that all cables are properly routed through the wire guide below the left side of the engine and the wire guide below the chute control head (Figure 41).

Figure 41 SHEAR PINS STORAGE (IF EQUIPPED) On select models, holes are provided in the rear of the handle panel for shear pin (a) and bow-tie cotter pin (b) storage as shown in Figure 42. If not provided, make sure to store them in a safe place until needed.

Figure 42 DRIFT CUTTERS (IF EQUIPPED) The drift cutters are mounted inverted at the factory for shipping purposes. Non-Adjustable

1. Remove two carriage bolts (a) and lock nuts (b)that secure

each drift cutter, and remove them from the sides of auger housing (Figure 43).

2. Turn the drift cutters around and position them as shown in

Figure 43 to the outside of the auger housing.

3. Attach drift cutters with carriage bolts (a) and lock nuts (b)

removed in Step 1. Tool-less

1. Remove two carriage bolts (a) and wing nuts (b) that secure

each drift cutter, and remove them from the sides of auger housing (Figure 44).15 ASSEMBLY

2. Turn the drift cutters around and position them as shown in

Figure 44 to the outside of the auger housing.

3. Attach drift cutters with carriage bolts (a) and wing nuts (b)

removed in Step 1. SKID SHOES (IF APPLICABLE) Select models require the installation to the provided skid shoes.

1. Using the two carriage bolts (a) and hex flange nuts (b) and

flat washers (if equipped) (c), secure the skid shoes to the auger housing (d). Hand tighten hex flange nuts (Figure 45).

2. Adjust the skid shoes to provide a minimum of 1/8th inch

clearance between the shave plate (e) and the ground. Securely tighten hex flange nuts.

3. If necessary refer to Skid Shoes in the Adjustments section

CHUTE CLEAN-OUT TOOL

The chute clean-out tool is fastened to the top of the auger housing with a mounting clip (Figure 46). Figure 46 TIRE PRESSURE (IF APPLICABLE) NOTE: Not applicable to models equipped with airless tires. WARNING Under any circumstance do not exceed manufacturer’s recommended psi. Equal tire pressure should be maintained at all times. Excessive pressure when seating beads may cause tire/rim assembly to burst with force sufficient to cause serious injury. Refer to sidewall of tire for recommended pressure. The tires are over-inflated for shipping purposes. Check tire pressure before operating. Refer to tire side wall for tire manufacturer’s recommended psi and adjust pressure, if necessary. NOTE: Equal tire pressure is to be maintained at all times for performance purposes. Adjustments SKID SHOES Snow blower skid shoes are adjusted at a factory setting roughly 1/8” below the shave plate. Adjust them upward or downward, if desired, prior to operating. WARNING Use extreme caution when operating on or near gravel and adjust skid shoes to clear gravel or crushed rock surfaces to avoid picking up and throwing objects which could cause serious injury or property damage.

• For close snow removal on a smooth surface, raise skid shoes higher on auger housing.

• Use a lower position when area to be cleared is uneven, such as a gravel driveway. IMPORTANT: If you choose to operate on a gravel surface, keep skid shoes in position for maximum clearance between ground and shave plate.

1. Loosen four hex nuts (a) (two on each side) and carriage bolts

(b). Move skid shoes to desired position (Figure 47).

Figure 47 NOTE: The skid shoes on your snow blower may look slightly different (and have different hardware) than ones shown in Figure 47.

2. Make certain entire bottom surface of skid shoe is against

ground to avoid uneven wear on skid shoes.

3. Securely tighten hex nuts (a) to carriage bolts (b).16

ADJUSTMENTS ADJUSTABLE DRIFT CUTTERS (IF EQUIPPED) The drift cutters are mounted inverted at the factory for shipping purposes.

1. Loosen the two carriage bolts (a) and wing nuts (b) that

secure each drift cutter to the sides of auger housing (Figure 48).

2. Slide the drift cutters to desired height.

3. Securely tighten the two carriage bolts and wing nuts that

secure each drift cutter to the sides of auger housing. MANUAL CHUTE PITCH ADJUSTMENT (IF EQUIPPED) NOTE: For models without manual chute pitch, see Controls and Operation on page 21-22. On models with manual chute pitch, the distance snow is thrown can be adjusted by changing angle of chute assembly. To do so:

1. Loosen wing nut found on left side of the upper chute

assembly (Figure 49). Figure 49

2. Pivot chute upward or downward before re-tightening wing

nut. SIDE CHUTE CONTROL (IF EQUIPPED) If spiral at bottom of the chute control rod is not fully engaging with chute assembly, the bracket needs to be adjusted. To do so:

1. Loosen two nuts (a) which secure the bracket and reposition

Figure 50 OVERHEAD CHUTE CONTROL (IF EQUIPPED) If chute fails to remain stationary during operation, preload of chute can be adjusted by tightening hex nut found on front of chute control head.

1. To increase preload, tighten hex nut (a) clockwise in ¼ turn

intervals. The chute control rod (b) will need to be held stationary when tightening the nut (Figure 51).

2. If chute control rod is difficult to turn, decrease preload by

loosening hex nut counter-clockwise in ¼ turn intervals. 2-WAY OR 4-WAY CHUTE CONTROL (IF EQUIPPED) To adjust chute control rod for increased engagement into the handle panel control, proceed as follows:

1. Remove hairpin clip (a) from hole closest to chute assembly

on chute control head.

2. Pull out chute control rod until hole in it lines up with second

3. Reinsert hairpin clip (a) through this hole and chute control

rod. ADJUSTABLE SHAVE PLATE (IF EQUIPPED)

1. Allow engine to run until it is out of fuel. Do not attempt to

drain fuel from the engine. Remove safety key or disconnect spark plug wire.

2. Carefully pivot snow blower up and forward so that it rests on

front of auger housing.

3. Loosen rear skid shoe nuts (a) on both sides of auger housing

and remove carriage bolts (b) and hex nuts (c) which attach shave plate (d) to the bottom of the auger housing (Figure 53).17 ADJUSTMENTS

Figure 53 NOTE: 3-Stage model shown.

4. Adjust the shave plate to one of 2 mounting positions.

Reinstall and securely tighten all carriage bolts, nuts and skid shoe hardware from Step 3 (Figure 53).

5. Readjust the skid shoes. See Skid Shoes on page 15.

AUGER CONTROL WARNING Prior to operating, carefully read and follow all instructions below. Perform all adjustments to verify your snow blower is operating safely and properly. Refer to Controls & Operation section on page 20 for the location of auger control lever and check adjustment as follows:

1. When auger control lever is released and in disengaged “UP”

position, the cable should have very little slack. It should NOT be tight.

2. In a well-ventilated area, start the engine. Refer to your

Engine Operator’s Manual.

3. While standing in the operator’s position (behind the

handles), depress the auger control lever to engage auger.

4. Allow auger to remain engaged for approximately ten (10)

seconds before releasing auger control lever. Repeat this several times.

5. With auger control lever in disengaged “UP” position, walk to

6. Confirm that auger has completely stopped rotating and

shows NO signs of motion. If auger shows ANY signs of rotating, immediately shut OFF engine, remove safety key or disconnect spark plug wire. Wait for ALL moving parts to stop before readjusting auger control lever.

8. Position auger control bracket (b) upward to provide more

slack in cable or downward to increase tension (Figure 54).

9. Re-tighten upper/rear hex screw (a).

10. Repeat the steps 1 - 6 to verify proper adjustment has been

achieved. SHIFT CABLE (IF EQUIPPED) If full range of speeds (forward and reverse) cannot be achieved, adjust shift cable as follows:

1. Place shift lever in fastest forward speed position.

2. Loosen hex nut (a) on shift cable index bracket (b) (Figure 55).

3. Pivot bracket downward to take up slack in cable.

4. Re-tighten hex nut.

5. If further adjustment is necessary move the shift cable to one

of the alternate holes in the shift cable index bracket.

Figure 55 SHIFT ROD (IF EQUIPPED) If full range of speeds (forward and reverse) cannot be achieved, adjust shift rod as follows:

1. Place shift lever in fastest forward speed position.

2. Remove cotter pin (a) and washer (b) from adjustment ferrule

3. Make sure the shift lever on the back of the transmission is

rotated downward to the full extent of its rotation. See Figure 57, Detail “A” for models without hydro transmission or Detail “B” for models with hydro transmission. A B NON-HYDRO MODELS HYDRO MODELS Figure 57

4. Rotate ferrule up or down on shift rod as necessary until it

lines up with upper hole in shift lever (Figure 57 inset).

5. Insert the ferrule into the upper hole and secure with the

washer and cotter pin. DRIVE CONTROL (NON-HYDRO MODELS) (IF EQUIPPED) When drive control lever is released and in disengaged “UP” position, cable should have very little slack. It should NOT be tight. NOTE: If excessive slack is present in drive cable or if drive is disengaging intermittently during operation, the cable may be in need of adjustment. Check adjustment of drive control lever as follows:

1. With drive control lever released, push snow blower gently

forward. It should roll freely.

2. Engage drive control lever and gently attempt to push the

snow blower forward. The wheels should not rotate or roll freely.

3. If equipped with a shift lever, with drive control lever

released, move shift lever back and forth between the R2 position and the F6 position several times. There should be no resistance in the shift lever. If any of the above tests fail, the drive cable is in need of adjustment. Proceed as follows:

1. Shut OFF engine, remove safety key or disconnect spark plug

wire. Refer to the Engine Operator’s Manual.

2. Loosen lower hex screw (a) on drive cable bracket (b)

1. Position drive cable bracket upward to provide more slack (or

downward to increase cable tension).

2. Re-tighten lower hex screw.

3. Check adjustment of drive control lever as described above to

verify proper adjustment has been achieved. DRIVE CONTROL (HYDRO MODELS) (IF EQUIPPED) When drive control lever is released and in disengaged “UP” position, cable should have very little slack. It should NOT be tight. NOTE: If excessive slack is present in drive cable or if drive is disengaging intermittently during operation, the cable may be in need of adjustment.

1. Shut OFF engine, remove safety key or disconnect spark plug

wire. Refer to the Engine Operator’s Manual.

2. Loosen upper hex screw (a) on drive cable bracket (b)

3. Position bracket upward to provide more slack (or downward

to increase cable tension).

4. Re-tighten upper hex screw.

5. Check for excessive slack in drive control cable. If necessary

repeat Steps 2-4 to re-adjust the drive control. Adding Fuel & Oil Refer to the Engine Operator’s Manual for information on adding fuel and oil.19 OPERATION Model Features

Figure 6020 OPERATION FEATURES Snow blower controls and features are described below and may be illustrated in Figure 60. NOTE: This Operator’s Manual covers several models. Snow blower features may vary by model. Not all features in this manual are applicable to all snow blower models and the snow blower depicted may differ from yours. NOTE: All references to the left or right side of the snow blower are from the operator’s position. Any exceptions will be noted.

Refer to your Engine Operator’s Manual for location and description of engine controls pertaining to your engine.

Snow gathered into the auger and impeller housings is discharged out the chute assembly.

Skid shoes provide the proper clearance of the shave plate for the surface conditions and the snow to be cleared. Adjust upward for hard-packed snow. Adjust downward when operating on gravel or crushed rock surfaces. See Skid Shoe Adjustment section on page 15. D. AUGERS When engaged, the augers rotate and gather snow into the auger and impeller housings. E. DRIVE CONTROL LEVER/AUGER CLUTCH LOCK* (IF EQUIPPED) The drive control lever is located on the right handle. Squeeze the control lever down against the handle to engage the wheel drive. Release to stop (Figure 61). Figure 61 NOTE: Always release drive control lever before changing speeds on all models except the hydro transmission models. Failure to do so will result in increased wear on your machine’s drive system. *On select models, the drive control lever also locks the auger control lever so that you can operate the chute control without interrupting the snow blowing process. When both the auger and drive levers are engaged at any time, the operator can release the auger control lever (on the left handle) and the augers will remain engaged. Release both control levers to stop augers and wheel drive. F. AUGER CONTROL LEVER (IF EQUIPPED) The auger control lever down is located on the left handle. Squeeze the control lever against the handle to engage the augers and start snow blowing action. Release to stop (Figure 62). Figure 62 IMPORTANT: Refer to the Auger Control information in the Assembly & Set-Up section prior to operating your snow blower. Read and follow all instructions carefully and perform all adjustments to verify your snow blower is operating safely and properly. G. SHIFT LEVER (6-SPEED TRANSMISSION) (IF EQUIPPED) The shift lever is located on the handle panel and is used to determine ground speed and direction of travel.

• Forward There are six forward (F) speeds. Position one (1) is the slowest and position six (6) is the fastest.

• Reverse There are two reverse (R) speeds. Position one (1) is the slowest and position two (2) is the fastest. H. SHIFT LEVER (HYDRO TRANSMISSION) (IF EQUIPPED) The shift lever is located on the handle panel and is used to determine ground speed and direction of travel. The further forward the lever is moved the faster it will travel. Moving past the detent position to the reverse direction will move the snow blower in reverse.

I. HEADLIGHT (SINGLE OR DUAL) (IF EQUIPPED)

The headlight(s) located on the front of the handle panel is/are automatically turned ON when the engine is started.21 OPERATION M. CHUTE-PITCH CONTROL (IF EQUIPPED) The two-way chute-pitch control is located on the left side of the dash panel and is used to raise and lower the upper chute, which will change the distance the snow is thrown. To raise or lower the upper chute, move the lever forward or backward (Figure 66). Two-Way Chute-Pitch Control

• To Reduce the Distance Snow is Thrown: Move the lever forward to tilt the upper chute down (Figure 66).

• To Increase the Distance Snow is Thrown: Move the lever rearward to tilt the upper chute up (Figure 66). Two-Way Indexed Chute-Pitch Control

• To Reduce the Distance Snow is Thrown: Disengage lever from the current chute setting. Move the lever forward to tilt the upper chute down to the desired setting (a) (Figure 66).

• To Increase the Distance Snow is Thrown: Disengage lever from the current chute setting. Move the lever rearward to tilt the upper chute down to the desired setting (b) (Figure 66).

Figure 66 N. 2-WAY CHUTE ROTATION CONTROL (IF EQUIPPED) The 2-Way chute rotation control is located on the left side of the dash panel.

• To change direction in which snow is thrown, squeeze button on control and rotate to the right or to the left (Figure 67). Figure 67 J. STEERING TRIGGER CONTROLS (IF EQUIPPED) The left and right wheel steering trigger controls are located on the underside of the handles (Figure 63). IMPORTANT: Models with Hydro Transmission - When moving the snow blower without starting the engine, squeeze both right and left triggers to disengage the drive. Figure 63

• Squeeze the right trigger control to turn right.

• Squeeze the left trigger control to turn left. CAUTION Operate the snow blower in open areas until you are familiar with these controls.

K. SIDE MOUNTED CHUTE ROTATION CONTROL

(IF EQUIPPED) The side mounted chute rotation control is located on the left side of the snow blower. To change direction in which snow is thrown, rotate the control (Figure 64). Figure 64 L. OVERHEAD CHUTE ROTATION CONTROL (IF EQUIPPED) The overhead chute rotation control is located at the rear of the snow blower under the handle panel.

• To change the direction in which snow is thrown, rotate the control (Figure 65). Figure 6522 OPERATION O. 4-WAY CHUTE ROTATION CONTROL (IF EQUIPPED) The 4-Way chute rotation control is located on the left side of the dash panel.

• To change the direction in which snow is thrown, squeeze the button on the control and rotate to the right or to the left (Figure 68).

• To change the distance which snow is thrown, move the control forward or backward. Figure 68

P. ELECTRIC CHUTE PITCH & ROTATION CONTROL

(JOYSTICK) (IF EQUIPPED) The electric chute control is located on the right side of the dash panel (Figure 69).

• To change the direction in which snow is thrown, move the joystick to the right or to the left.

• To change the distance which snow is thrown, move the joystick forward or backward. Figure 69 Q. MANUAL CHUTE ROTATION CONTROL & ELECTRIC CHUTE CONTROL (JOYSTICK) (IF EQUIPPED) Follow this procedure to manually change the chute direction on models equipped with an electric chute control (joystick) and manual chute rotation control rod only (Figure 60).

1. Remove cotter pin (a) from either of the holes furthest from

2. Push in chute control rod until the hole in it lines up with the

third hole in chute control head (Figure 70).

3. Reinsert cotter pin (a) through this hole and chute control

4. Grasp indented portion of chute control rod and manually

rotate chute assembly to the right or to the left (Figure 71). Figure 71 R. LED LIGHT BAR (IF EQUIPPED) The LED headlight is located on top of the auger housing and is automatically turned ON when the engine is running. S. DRIFT CUTTERS (IF EQUIPPED) The drift cutters are designed for use in deep snow. Their use is optional for normal snow conditions. Maneuver snow blower so that the cutters penetrate a high standing snow drift to assist snow falling into the augers.23 OPERATION

1. With the throttle control in the Fast (rabbit) position, move

the shift lever into one of the six forward (F) positions or two reverse (R) positions on 6-speed models or in the desired position on the Hydro models. Select a speed appropriate for the snow conditions and a comfortable pace.

2. Squeeze the drive control lever against the handle and the

snow blower will move. Release to stop.

To engage the augers, squeeze the auger control lever against the left handle. Release to stop. TO STEER (IF EQUIPPED) With the drive control lever engaged, squeeze the right steering trigger control to turn right, or squeeze the left steering trigger control to turn left. CAUTION Operate the snow blower in open areas and at slow speeds until you are familiar with the drive control and comfortable operating the steering controls. Clearing a Clogged Chute Assembly WARNING Never use your hands to clear a clogged chute assembly. Shut OFF engine, remove safety key or disconnect spark plug wire and remain behind handles until all moving parts have stopped before unclogging. The chute clean-out tool is conveniently fastened to the rear of the auger housing with a mounting clip. Should snow and ice become lodged in the chute assembly during operation, proceed as follows to safely clear the chute assembly and chute opening:

1. Release both the auger control lever and the drive control

lever and rotate the chute assembly to the left.

2. SHUT THE ENGINE OFF! Remove safety key or disconnect spark

plug wire. Refer to the Engine Operator’s Manual.

3. Remove clean-out tool from the clip which secures it to the

rear of the auger housing.

4. Use the shovel-shaped end of the clean-out tool to dislodge

and scoop any snow and ice which has formed in and near the chute assembly. Always use the clean-out tool (Part # 931-2643), not your hands. Refer to the separate supplement for clean-out tool ordering information, if lost or damaged (Figure 74). T. HEATED GRIPS (IF EQUIPPED) CAUTION It is recommended that you wear gloves when using the heated grip. If the heated grips become too hot, turn them OFF. To activate the heated grips, move switch found on top (a) or on the rear (b) of dash panel into the ON position (Figure 72). To turn OFF heated grips, move switch to the OFF position.

Figure 72 Starting and Stopping the Engine WARNING Always keep hands and feet clear of moving parts. Do not use a pressurized starting fluid. Vapors are flammable. Refer to the Engine Operator’s Manual for instructions on starting and stopping the engine (Figure 73). RECOIL START ELECTRIC START Figure 7324 OPERATION

5. Re-fasten the clean-out tool to the mounting clip on the rear

of the auger housing, reinsert the safety key or connect the spark plug wire and start the engine.

6. While standing in the operator’s position (behind the snow

blower), engage the auger control lever for a few seconds to clear any remaining snow and ice from the chute assembly. Figure 74 Replacing Shear Pins CAUTION NEVER replace the auger or central accelerator shear pins with anything other than OEM Part No. 738-04124A (round head replacement shear pins), 738-05273 (black colored, round head replacement shear pins) or 738- 06654 (hex head replacement shear pins). Any damage to the auger gearbox or other components as a result of failing to do so will NOT be covered by your snow blower’s warranty. WARNING Shut OFF engine, remove safety key or disconnect spark plug wire prior to replacing shear pins. The augers are secured to the spiral shaft with shear pins (a, b or c) and cotter pins (d). If the auger should strike a foreign object or ice jam, the snow blower is designed so that the pins may shear. If the augers will not turn, check to see if the pins have sheared (Figure 75). IMPORTANT: ALWAYS use the correct OEM replacement shear pin.

2-STAGE SNOW BLOWER REPLACEMENT SHEAR PINS

• The auger is secured to the spiral shaft using round head shear pins (a) - OEM Part No. 738-04124A.

• The side augers are secured to the spiral shaft using black colored, round head shear pins (b) - OEM part number 738-05273.

• The central accelerator augers are secured to the spiral shaft using hex head shear pins (c) - OEM part number 738-06654. 2-Stage Snow Blowers

WARNING Before servicing, repairing or inspecting the snow blower, disengage the auger control lever. Stop the engine, remove the safety key or disconnect spark plug wire to prevent unintended starting. Troubleshooting ENGINE

1. Engine fails to start, runs erratic, skips (hesitates) or idles

poorly. Refer to the Engine Operator’s Manual.

• Refer to the Engine Operator’s Manual for engine-related troubleshooting and service. EXCESSIVE VIBRATION

1. Loose or damaged parts.

• Stop engine immediately, remove safety key or disconnect spark plug wire. Check for possible damage. Tighten all nuts and bolts. Repair as needed. If the problem persists, contact an authorized service center.

FAILS TO PROPEL ITSELF

1. Drive control cable in need of adjustment.

• Adjust drive control cable. Refer to Drive Control on page 19.

2. Drive belt loose or damaged.

• Replace drive belt. Contact an authorized Service Center.

3. Friction wheel worn.

1. Chute assembly clogged.

• Stop engine immediately, remove safety key or disconnect spark plug wire. See Engine Operator’s Manual. Clean chute assembly and inside of auger housing with clean- out tool. Refer to Cleaning a Clogged Chute Assembly on page 23.

2. Foreign object lodged in auger.

• Stop engine immediately, remove safety key or disconnect spark plug wire. See Engine Operator’s Manual. Remove object from auger with clean-out tool. Refer to Cleaning a Clogged Chute Assembly on page 23.

3. Auger control cable in need of adjustment.

• Refer to Auger Control on page 17.

4. Auger belt loose or damaged.

• Refer to Auger Belt Replacement on page 27.

5. Shear pin(s) sheared.

1. Chute assembled incorrectly.

• Disassemble chute control and reassemble as directed in the Assembly & Set-up section.

PUSHES SNOW INSTEAD OF THROWING

1. Low/slow ground speed in wet/slushy snow 1-3” in depth.

• Increase ground speed and always operate snow blower engine at FULL throttle. Refer to Cleaning a Clogged Chute Assembly on page 23.

2. Shear pin(s) sheared.

1. Insufficient preload applied to chute control.

• Refer to on Overhead Chute Control (If Equipped) on page 17. Maintenance ENGINE Refer to Engine Operator’s Manual. TIRE PRESSURE Refer to Assembly & Set-up section (page 15) for information regarding tire pressure.

SHAVE PLATE & SKID SHOES

The shave plate and skid shoes on the bottom of the snow blower are subject to wear. They should be checked periodically and replaced when necessary. NOTE: Deluxe skid shoes (on select models) have two wear edges. When one side wears out, they can be rotated 180° to use the other edge. To remove skid shoes (Deluxe shown):

1. Remove four carriage bolts (a) and hex flange nuts (b) and

flat washers (c) which secure them to the housing.

2. Rotate and reassemble new skid shoes with four carriage

bolts (a) (two on each side) and hex flange nuts (b) and flat washers (c) (Figure 76).

Lubrication WHEELS At least once a season, remove both wheels. Clean and coat axles with a multipurpose automotive grease before reinstalling wheels.

SIDE MOUNTED CHUTE ROTATION CONTROL (IF

EQUIPPED) Once a season, lubricate eye-bolt bushing and the spiral with 3-in-1 oil. NON-HYDRO MODELS (IF EQUIPPED) The friction wheel hex shaft should be lubricated at least once a season or after every twenty-five (25) hours of operation.

1. Allow engine to run until it is out of fuel. Remove safety key

or disconnect spark plug wire.

2. Carefully pivot snow blower up and forward so that it rests

3. Remove frame cover from underside by removing self-

tapping screws (Figure 78). Figure 78

4. Apply a light coating of Bostik Regular Grade Never-Seez® to

hex shaft (Figure 79). Figure 79 NOTE: When lubricating hex shaft, be careful not to get any lubricant on aluminum drive plate or rubber friction wheel. Doing so will affect the drive system. Wipe off any excess or spilled lubricant. To remove shave plate:

1. Allow the engine to run until it is out of fuel. Do not attempt

to drain fuel from the engine. Remove safety key or disconnect spark plug wire.

2. Carefully pivot snow blower up and forward so that it rests on

3. Remove carriage bolts (a) and hex

nuts (b) which attach it to auger housing (Figure 77).

4. Reassemble new shave plate, making sure heads of carriage

bolts are to the inside of housing. Tighten securely (Figure 77).

5. If adjusting the shave plate is necessary, refer to Adjustable

Shave Plate (If Equipped) on page 17. OFF-SEASON STORAGE If the snow blower will no longer be used until next season, follow the storage instructions below.

1. Run engine until fuel tank is empty and it stops due to lack of

fuel. Do not attempt to drain fuel from engine. NOTE: Refer to Engine Operator’s Manual for information on storing your engine.

2. Lubricate machine as instructed on page 26.

3. Store in a clean, dry area.

4. If storing in an unventilated area, rustproof machine using a

light oil or silicone to coat the snow blower.

5. Clean the exterior of the engine and the snow blower.

IMPORTANT: When storing or when it is not being serviced, it is to remain in the upright position with both wheels and auger housing on the ground.27

SERVICE AND MAINTENANCE

the auger housing, make sure to unplug the wire harness before removing the belt cover (Figure 82). Figure 82

4. Carefully pivot the snow blower up and forward so that it

rests on the auger housing.

5. Remove frame cover from underside by removing self-

tapping screws (Figure 78).

6. Loosen and remove shoulder bolt (b) which acts as a belt

keeper and unhook the spring (c) from the frame (Figure 84). NOTE: Multi-speed unit shown.

Figure 84 AUGER SHAFT At least once a season, remove shear pins (a) and cotter pins (b) from auger shaft(s). Spray lubricant inside shaft and around spacers and flange bearings found at either end of shaft(s) (Figure 80). NOTE: Three Stage Augers Shown

Figure 80 IMPORTANT: On 3-stage models, there is an additional shear pin in the rear accelerator. Service

AUGER BELT REPLACEMENT

To remove and replace auger belt, proceed as follows:

1. Allow engine to run until it is out of fuel. Do not attempt to

drain fuel from engine. Remove safety key or disconnect spark plug wire.

2. Remove plastic belt cover on front of engine by removing two

self-tapping screws (a) (Figure 81).

Figure 81 NOTE: On models equipped with the LED light bar on top of28

SERVICE AND MAINTENANCE

7. Remove belt from around auger pulley, and slip it between

support bracket and auger pulley (Figure 85). Figure 85 NOTE: Engaging auger control will ease removal and reinstallation of belt.

8. Replace auger belt by following instructions in reverse order.

NOTE: Make sure to reinstall shoulder bolt (a) and reconnect spring to frame after installing a replacement auger belt (Figure 84).

9. After replacing auger belt, perform Auger Control test in

Assembly & Set-Up section (page 17).

DRIVE BELT REPLACEMENT

NOTE: See your authorized service dealer to have drive belt replaced or contact Customer Support.

FRICTION WHEEL INSPECTION (STEERABLE 500 AND 800

SERIES & NON-STEERABLE SINGLE SPEED 600 SERIES) If snow blower fails to drive with drive control lever engaged, and performing drive control cable adjustment fails to correct problem, the friction wheel may need to be replaced. IMPORTANT: Special tools are required and several components must be removed in order to replace the friction wheel rubber. See your authorized service dealer to have friction wheel rubber replaced or contact Customer Support. To inspect friction wheel, proceed as follows:

1. Allow engine to run until it is out of fuel. Do not attempt to

drain fuel from engine. Remove safety key or disconnect spark plug wire.

2. Carefully pivot snow blower up and forward so that it rests on

3. Remove frame cover from underside by removing four self-

tapping screws (Figure 78).

4. Inspect friction wheel for signs of wear or cracking.

5. Using the four self tapping screws, reinstall the frame cover

6. If friction wheel rubber must be replaced see your authorized

service dealer to have friction wheel rubber replaced or contact Customer Support.

FRICTION WHEEL REMOVAL

(MULTI-SPEED NON-STEERABLE 600 SERIES) If snow blower fails to drive with drive control lever engaged, and performing drive control cable adjustment fails to correct the problem, friction wheel may need to be replaced. Follow the instructions below. Examine friction wheel for signs of wear or cracking and replace if necessary.

1. Allow engine to run until it is out of fuel. Do not attempt to

drain fuel from engine. Remove safety key or disconnect spark plug wire.

2. Place shift lever in first Forward (F1) position.

3. Carefully pivot snow blower up and forward so that it rests on

4. Remove frame cover from underside by removing self-

tapping screws (Figure 78). Remove right-hand wheel by removing screw and bell washer which secure it to axle. See (Figure 86). Figure 86

5. Carefully remove hex nut (a) which secures hex shaft to frame

and lightly tap the shaft’s end to dislodge ball bearing from right side of frame (Figure 87).

Ball Bearing Figure 87 NOTE: Be careful not to damage threads on shaft.29

SERVICE AND MAINTENANCE

6. Carefully position hex shaft downward and to left before

carefully sliding friction wheel assembly off shaft (Figure 88). Figure 88 NOTE: If you’re replacing friction wheel assembly as a whole, discard the worn part and slide new part onto hex shaft.

7. Follow previous steps in reverse order to reassemble

If you’re disassembling friction wheel and replacing only rubber ring, proceed as follows: NOTE: Not all friction wheels are serviceable. If this is the case, simply replace friction wheel assembly.

9. Remove four screws (b) which secure friction wheel’s side

10. Remove rubber ring from between the plates.

11. Reassemble side plates with a new rubber ring.

NOTE: When reassembling friction wheel assembly, make sure that rubber ring is centered and seated properly between the side plates. Tighten each screw only one rotation before turning wheel clockwise and proceeding with next screw. Repeat this process several times to ensure plates are secured with equal force (between 115-145 in-lbs).

12. Apply a light coating of Bostik Regular Grade Never-Seez® to

13. Slide friction wheel assembly back onto hex shaft and follow

the steps above in reverse order to reassemble components.

14. After replacing friction wheel, perform Drive Control test