Fetco

CBS-52H-15 - Coffee maker Fetco - Free user manual and instructions

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Product TypeCoffee Brewer
BrandFetco
ModelCBS-52H-15
Dimensions (W x D x H)approximately 17.5 x 20.5 x 28 inches
Weightapproximately 65 lbs
Power Supply120 V, 60 Hz, 15 A
Brewing Capacityup to 2.2 gallons per hour
Water Tank MaterialStainless steel
Heating Element1500 W immersion heater
ControlsDigital timer and thermostat
Brewing MethodPour-over or automatic drip
Safety FeaturesAutomatic shut-off, boil-dry protection
CleaningDaily rinse and periodic decalcifying
Spare PartsAvailable: brew basket, carafe, gaskets
RepairabilityModular design for easy servicing
Warranty1 year limited warranty

Frequently Asked Questions - CBS-52H-15 Fetco

How do I set the brew timer on my Fetco CBS-52H-15?
Press the timer button and use the arrow keys to set the desired start time. Confirm with the enter button.
What type of coffee filter should I use?
Use standard commercial paper filters (12-14 cup) or a reusable gold-tone filter.
How often should I descale my coffee maker?
Descale every 3-6 months depending on water hardness using a commercial descaling solution.
Why is my coffee maker not brewing?
Check power connection, ensure water reservoir is filled, and clean the brew basket and spray head for clogs.
Can I use the coffee maker with a thermal carafe?
Yes, the model supports both glass and thermal carafes with a compatible warming plate.
What is the maximum brew capacity per cycle?
The CBS-52H-15 can brew up to 1.5 gallons per batch.
How do I clean the spray head?
Remove the spray head and soak in a mixture of vinegar and water for 30 minutes, then rinse thoroughly.
My coffee tastes bitter. What could be wrong?
Bitter taste may indicate over-extraction. Check grind size (medium-coarse), water temperature, and cleaning schedule.
Where can I find replacement parts?
Contact Fetco customer service or authorized dealers for original parts like brew basket, carafe, and gaskets.
Does the machine have a hot water dispenser?
This model does not include a dedicated hot water dispenser; it is designed solely for brewing coffee.

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USER MANUAL CBS-52H-15 Fetco

CBS-5000 Series Coffee Brewers

Models:

natural_image Exterior view of a modern industrial machine (no visible text or symbols)

Fetco CBS-52H-15 - Models: - 1

natural_image Industrial equipment setup with stainless steel and black control panel (no visible text or symbols)

Fetco CBS-52H-15 - Models: - 2

natural_image Exterior view of a modern industrial water treatment unit with two identical funnels and control panel (no visible text or symbols)

Fetco CBS-52H-15 - Models: - 3

natural_image Exterior view of two large stainless steel coffee machines (FETCO and LEXA) with control panel and side-mounted buttons (no visible text or symbols on main body)

Fetco CBS-52H-15 - Models: - 4

Driven To Pioneer Innovation™

Table of Contents

Contact Information2
Introduction2
Product Description/Features2
Specifications2
Dimensions & Utility Connections4
Installation6

Operating Procedures 8

Service....9

Brewer Parts 14

Troubleshooting....22

FETCO® and LUXUS® are trademarks or trade names of Food Equipment Technologies Company.

Contact Information

FETCO®

Food Equipment Technologies Company

600 Rose Road

Lake Zurich • IL • 60047-0429 • USA

Internet: www.fetco.com

Phone: (800) 338-2699 (US & Canada)

(847) 719-3000

Fax: (847) 719-3001

Email: sales@fetco.com

techsupport@fetco.com

Introduction

This manual applies only to CBS-5000 Series brewers manufactured with solid state relays (SSR) in the heating circuit. Earlier versions utilized mercury relays for heating. Refer to User's Guide # P004 for mercury relay versions.

The first digit of the serial number can be used to identify the version of a particular unit:

Serial number begins with 6 - SSR version.

Serial number begins with 0 or 1 - mercury relay version.

Product Description/Features

CBS-51H10 - Single 1.0 Gallon Coffee Brewer CBS-51H15 - Single 1.5 Gallon Coffee Brewer

• Thermal, portable, beverage dispensers
- Stainless steel, gourmet size brew baskets
- Brew basket double safety locks
- Open type, leak free dispense system
- Fully automatic, with electronic temperature control
- Two level tank drain system
• Total serviceability from the front
* Can be added at any time.

CBS-52H15 - Twin 1.5 Gallon Coffee Brewer CBS-52H20 - Twin 2.0 Gallon Coffee Brewer

Optional Features:

• Half batch brewing capability*
- Iced tea brewing capability*
• Color stainless steel finish
- Export voltage
• 3.0 liter airpots, with stands,

Note: Throughout this manual, all references to CBS-51H and CBS-52H brewers apply to all models, unless otherwise indicated.

Specifications

Brew Volume: CBS-51H10

Full Batch 1 gal. (3.8 lit.)

Half Batch 12 gal. (1.9 lit.)

CBS-51H15 & 52H15

1 ½ gal. (5.7 lit.)

^3/_4 gal. (2.8 lit.)

CBS-52H20 Temperature:

2 gal. (7.6 lit.)

1 gal. (3.8 lit.)

205°F inside water tank (at sea level)

195^ ± 5^ at sprayhead

Brew Time: CBS-51H10

Full Batch 2 34 - 3 min.

Half Batch 1 12 min.

(Allow an extra 2-4 minutes for coffee to finish dripping)

CBS-51H15 & 52H15

4 - 4 12 min.

2 - 2 14 min.

CBS-52H20

5 12 - 6 min.

2 3/4 - 3 min.

Bypass Range: 0 to 33%

(factory set at 0% unless specified)

(Not available on CBS-51H10)

Coffee Filter Size: CBS-51H10

13" X 5"

CBS-51H15, 52H15, & 52H20

15" X 5 ½ " - standard

13" X 5" - optional half batch

Water Requirements: 20-75 psig

12 gpm (CBS-51H)

1 ¼ gpm (CBS-52H)

Weights and Capacities

Brewer ModelWeight (empty)Water tank Capacity & Weight.Weight (filled)Dispenser Weight, ea.Dispenser Filled, ea..Total Weight Brewer & Dispensers, Filled
CBS-51H1042 lbs.3.0 gal.25 lbs.67 lbs.7.0 lbs.15.4 lbs.82.4 lbs.
CBS-51H1555 lbs.3.7 gal.31 lbs.86 lbs.8.5 lbs.21 lbs.107 lbs.
CBS-52H1582 lbs. 7.6gal. 63 lbs.145 lbs. 8.5lbs. 21 lbs.187 lbs.
CBS-52H2087 lbs.7.6 gal.63 lbs.150 lbs.10 lbs.26.6 lbs.203.2 lbs.

Electrical Configuration and Brewing Efficiency
CBS-51H10
1.0 gallon

Electrical Heater Config. CodeVoltage Maximum ConfigurationBatches per Hour (max 13)KWAmp draw
ConnectionPhaseWiresCold WaterHot Water
C500161 X 1800 watt1201 ph.2 + ground1.915.84.510.3
C500262 X 1800 watt120/2081 ph.3 + ground3.113.56.713.0
120/2201 ph.3 + ground3.414.77.813.0
120/2401 ph.3 + ground4.115.58.913.0
Electrical Config. CodeHeater ConfigurationVoltage ConnectionPhaseWiresKWMaximum Amp drawBatches per Hour (max 11)
Cold WaterHot Water
C510161 X 1800 watt1201 ph.2 + ground1.915.53.06.8
C510261 X 3000 watt120/2081 ph.3 + ground2.311.23.78.6
120/2201 ph.3 + ground2.611.84.310.0
120/2401 ph.3 + ground3.112.95.011.0
C510361 X 4000 watt120/2081 ph.3 + ground3.114.85.011.0
120/2201 ph.3 + ground3.515.75.811.0
120/2401 ph.3 + ground4.117.16.611.0
C510462 X 3000 watt120/2081 ph.3 + ground4.622.07.411.0
120/2201 ph.3 + ground5.123.38.611.0
120/2401 ph.3 + ground6.125.49.911.0
C510562 X 4000 watt120/208*1 ph.3 + ground6.129.39.911.0

*(-5) version is rated for 208 volts maximum

CBS-52H15
1.5 gallons

Electrical Config. CodeHeater ConfigurationVoltage ConnectionPhaseWiresKWMaximum Amp drawBatches per Hour (max 22)
Cold WaterHot Water
C520162 X 3000 watt120/2081 ph.3 + ground4.622.07.417.2
120/2201 ph.3 + ground5.123.38.619.9
120/2401 ph.3 + ground6.125.49.922.0
C520262 X 4000 watt120/2081 ph.3 + ground6.129.39.922.0
120/2201 ph.3 + ground6.830.911.522.0
120/2401 ph.3 + ground8.133.813.222.0
C520363 X 3000 watt120/2083 ph.4 + ground7.019.411.222.0
120/2203 ph.4 + ground7.820.512.922.0
120/2403 ph.4 + ground9.122.414.922.0
C520463 X 4000 watt120/2083 ph.4 + ground9.225.614.922.0
120/2203 ph.4 + ground10.327.117.322.0
120/2403 ph.4 + ground12.129.619.822.0
C521863 X 4000 watt4803 ph.3 + ground12.114.819.822.0
C52986STEAM maximum steam demand: 40 lbs./hour steam pressure: 10 – 15 PSI

CBS-52H20
2.0 gallons

Electrical Config. CodeHeater ConfigurationVoltage ConnectionPhaseWiresKWMaximum Amp drawBatches per Hour (max 18)
Cold WaterHot Water
C530162 X 3000 watt120/2081 ph.3 + ground4.622.05.612.9
120/2201 ph.3 + ground5.123.36.514.9
120/2401 ph.3 + ground6.125.47.417.2
C530262 X 4000 watt120/2081 ph.3 + ground6.129.37.417.2
120/2201 ph.3 + ground6.830.98.618.0
120/2401 ph.3 + ground8.133.89.918.0
C530363 X 3000 watt120/2083 ph.4 + ground7.019.48.418.0
120/2203 ph.4 + ground7.820.59.718.0
120/2403 ph.4 + ground9.122.411.218.0
C530463 X 4000 watt120/2083 ph.4 + ground9.225.611.218.0
120/2203 ph.4 + ground10.327.112.918.0
120/2403 ph.4 + ground12.129.614.918.0
C531863 X 4000 watt4803 ph.3 + ground12.114.819.822.0
C53986STEAM maximum steam demand: 40 lbs./hour steam pressure: 10 – 15 PSI

Dimensions & Utility Connections

CBS-51H10

ELECTRIC INPUT AND WATER CONNECTION FROM REAR 1-1/2" (38) 16" (406) 12" (305) TOP VIEW 30" (762) 19" (483)

CBS-51H15

ELECTRIC INPUT AND WATER CONNECTION FROM REAR 1-1/2" (38) 16' (406) 12" (305) TOP VIEW 36" (914) 22-1/2" (572)

CBS-52H15
ELECTRIC INPUT AND WATER CONNECTION FROM REAR 10-1/2" (267) 16" (406) 21" (533) TOP VIEW PETCO 36" (914) 22-1/2" (572)

CBS-52H20
ELECTRICAL INPUT AND WATER CONNECTION FROM REAR 10-1/2" (267) 16" (406) 21" (533) TOP VIEW 39-1/2" (1003) 26" (660)

Installation

(For Qualified Service Technicians Only)

Keys To A Successful Installation

If not installed correctly by qualified personnel, the brewer may not operate properly and damage may result.

Damages resulting from improper installation are not covered by the warranty.

Here are the key points to consider before installation:

Electrical:

All FETCO brewers require NEUTRAL. Ground is not an acceptable substitute. Installation without neutral may cause damage to the electronic components.
The power connection to L2 on the terminal block must be at least 105 volts. Less than 105 volts will cause erratic behavior from the brewer.
The power switch has a built-in circuit breaker. To reset it, turn to the "off" position, and then back to the "on" position.
❖ The electrical drawing for the brewer is located on the inside of the lower cover.

Plumbing:

This equipment is to be installed to comply with the applicable federal, state, or local plumbing codes.
The water line must be flushed thoroughly prior to connecting it to the brewer to prevent debris from contaminating the machine.
✿ Verify that the water line will provide at least 12 gallons per minute for the CBS-51H, and 114 gallons per minute for the CBS-52H before connecting it to the brewer.

General:

Utilize only qualified beverage equipment service technicians for installation. A Service Company Directory may be found on our web site, http://www.fetco.com.

Installation Instructions

Brewer Setup

  1. Review the Dimensions for the unit you are installing. Verify that the brewer will fit in the space intended for it, and that the counter or table will support the total weight of the brewer and dispensers when filled.
  2. The brewer's legs are shipped inside the brew baskets. Remove the brew basket(s) and the coffee dispenser(s). Place the brewer on its back and screw in the legs.

  3. Place the brewer on the counter or stand.

  4. When the brewer is in position, level it front to back and side to side by adjusting the legs.

  5. Remove the lower cover to access the water and electrical connections. Knock-outs are provided in the back and base of the brewer body for the connections.

Fetco CBS-52H-15 - Brewer Setup - 1

Warning: Legs are to be adjusted for leveling the brewer only. Do not use for height adjustment or extend them higher than necessary.

Water Connection

  1. Water inlet is a 3/8 inch male flare fitting.
  2. The brewer can be connected to a cold or hot water line. Cold water is preferred for best coffee flavor, but hot water will allow for faster recovery times.
  3. Install a water shut off valve near the brewer to facilitate service. If an in-line water filter is used, it should be installed after the water shut off valve and in a position to facilitate filter replacement.
  4. Flush the water supply line and filter before connecting it to the brewer.
  5. Verify that the water line will provide at least 12 gallons per minute for the CBS-51H, and 1 14 gallons per minute for the CBS-52H, and that the water pressure is between 20 and 75 psig.
  6. Use a wrench on the factory fitting when connecting the incoming water line. This will reduce stress on the internal connections and reduce the possibility of leaks developing after the install has been completed.

Electrical Connection

  1. Verify that the actual voltage at the electrical service connection is compatible with the specifications on the brewer's serial number label. Make sure the electrical service includes neutral.
  2. The temperature and water tank fill level are pre-set at the factory. There is no need to turn off the heaters during the installation process. The control board disables the heaters until the tank is full of water. The heating process will start automatically when the tank has filled.
  3. Only 120VAC powered units are shipped from the factory with power cords and plugs attached. For other voltages, a terminal block is provided for connecting the incoming power wires. Consult local codes to determine if a cord and plug can be installed, or if the unit must be hard wired.
  4. A fused disconnect switch or circuit breaker on the incoming power line must be conveniently located near the brewer, and its location and markings known to the operators.
  5. The body of the brewer must be grounded to a suitable building ground. A ground lug is provided in the brewer next to the power terminal block. Use only 10 gauge copper wire for grounding.
  6. Electrical connections must be secured in-place within the unit to meet national and local standards.

Warning: To prevent electrical shock, this unit must be properly grounded.

SINGLE PHASE TERMINAL BLOCK -120V-120V N 208-240V GROUND LUG GROUND WIRE

3 PHASE TERMINAL BLOCK GROUND LUG 208-240V 208-240V 120V 208-240V N GROUND WIRE

Electrical Configurations – US & Canada

  1. Finally, connect the incoming power wires to the terminal block in accordance with applicable codes.

Final Setup

  1. Turn on the incoming water supply line and inspect both inside and outside of the brewer for leaks in all fittings and tubes
  2. Turn on the incoming power.
  3. Turn on the brewer's main power switch.
  4. Within 6 seconds, the hot water tank will begin filling until the probe at the top of the tank senses the water.
  5. The control board will disable the heaters until the tank is full.
  6. The brewer will be ready for operation as soon as the ready light comes on to signify that the water tank is up to temperature. The time required to reach brewing temperature will vary according to the electrical configuration ordered.
  7. Review the Operating Instructions. Brew one full batch (water only) on each side to confirm proper fill levels. The brewer is factory set with water only (no coffee) to dispense the correct amount of water.
  8. Re-attach the covers after one final inspection for leaks. Look closely in the top of the brewer at the dispense fittings during this inspection.

Operator Training

Review the operating procedures with whoever will be using the brewer. Pay particular attention to the following areas:

  1. Always pre-heat the dispensers before the first use of each day by filling them half way with hot water, and letting them stand for at least 15 minutes.
  2. Don't remove the brew basket until it has stopped dripping.
  3. Make sure the dispenser is empty before brewing into it.
  4. Show how to attach covers, close, and or secure the thermal dispensers for transporting.
  5. Show the location and operation of the water shut off valve as well as the circuit breaker for the brewer.
  6. Steam from the tank will form condensation in the vent tubes. This condensation will drip into and then out of the brew baskets. 1/4 cup discharging overnight is possible. Place an appropriate container under each brew basket when not in use.
  7. We recommend leaving the power to the brewer on overnight. The water tank is well insulated and will use very little electricity to keep the tank hot. Leaving the brewer in the on position will also avoid delays at the beginning of shifts for the brewer to reach operating temperature.

Operating Procedures

1. Turn brewer on/off switch (E) to the on position

  • The power switch will illuminate to indicate that the brewer has power and is operating.
  • When the ready light (F) illuminates, the brewer is fully up to temperature. The amount of time required to gain full operating temperature will vary depending on the electrical configuration that was ordered, and the temperature of the incoming water.

2. Pre-heat the dispensers.

This step is very important to the overall success of the brewing operation. FETCO avoids the damaging affects of heat on fresh brewed coffee by using highly insulated dispensers. The dispenser must be pre-heated with hot water from the brewer. This preheating process ensures that the coffee in the first brew starts out hot. Significant heat loss will occur when brewing coffee into a cold dispenser. Preheating is not required for subsequent brews unless the dispenser remains empty for an extended period of time and has cooled down.

  • Slide the empty brew basket(s) (D) into their rails and put the empty dispenser(s) in position under the basket for preheating. Select the half batch mode, (A) if you have this option.
  • When the ready light illuminates, start a brew cycle by rotating the brew lever (B) to the brew position. This starts clean hot water flowing into the brew basket and then into the dispenser.
  • Stop the cycle when each dispenser is approximately 1/2 full by moving the brew lever to the off position. This interrupts the brew cycle and resets the brewer.
  • Let the dispensers stand 10-15 minutes, or until use, to allow the heat from the water to be absorbed by the dispensers.

G C B A FETCO E F D H

Legend:

A-Full/half batch switch

B-Brew lever

C-Safety bar

D-Brew basket

E-On/off switch

F-Ready light

G-Brew light

H-Hot water faucet

3. Remove the brew baskets from the brewer when you are certain that the flow of hot water has stopped from the bottom of the basket.

  • H model brewers will have a safety bar (C) in front of the brew basket to make removing the brew basket a 2-handed operation. This was done to help draw attention to the basket so the operator will notice any residual hot water or coffee.
  • Place a paper filter in each basket to be used. Pour into the paper filter the appropriate amount of pre-measured, ground coffee. The amount of coffee used will depend on your personal tastes and the recommendation of your roaster.
  • Slide the brew basket back into the rails on the brewer. Insure the latch is outside of the basket.

4. Carefully drain any coffee or preheating water from the dispensers through the faucets before starting a coffee brewing cycle.

  • Overflowing of the dispensers may result if the dispensers are not completely empty when the brew cycle begins. Verify by opening the faucet over an appropriate container or drain. The last several cups cannot be seen in the sight gauge tube.
  • CAUTION: both the coffee or water may still be hot enough to cause burns, so be careful when draining the dispensers

5. Place the thermal dispenser(s) in position under the brew baskets.

  • Ensure that the brew funnel is in place, the dispenser is empty, and the faucet is closed. If you are using TPD-1.5 dispensers, also make sure the vent cap on the sight gauge is open.
  • The twist lock cover (TPD-1.5 dispensers) is for transporting the dispenser only. It must be removed before placing the dispenser under the brew basket.

6. Start the brew cycle in the same manner used to start the water used to preheat the dispensers.

  • It will not be necessary to interrupt the cycle while brewing coffee. The brewer will return to the stopped and ready status automatically.
  • It is normal for the ready light to go out after the start of the brew cycle. On twin brewers, there is enough hot water in the brewer to support a second brew, even if the ready light is off. After brewing on both sides, you must wait for the ready light to come back on.
  • The electrical configuration and the electrical power connected to the brewer will determine how long before the ready light comes back on for the next brew.

(Continued on next page)

CAUTION

- Do not remove the brew basket immediately after the brew cycle has finished. Wait until dripping from the bottom of the brew basket has stopped. Carefully remove the brew basket while inspecting the inside of the basket for hot coffee that may have been trapped or has not finished draining.

Service

Warranty

All FETCO brewers come with a limited warranty. All warranty service must be pre-authorized by calling the FETCO Service Department at (800) 338-2699.

Principles of Operation

Fill System

The fill system consists of a liquid level control board, a water level probe at the top of the tank, a fill valve, and a fill tube. As the water rises and touches the probe, continuity is established between the probe tip and the tank body, and the fill valve closes.

When water is dispensed, the water level drops below the probe. After a 5 second delay, the fill valve opens until the water touches the probe again.

The 5 second delay, and the speed that water refills the tank during brewing, results in many short bursts of water. The sound made by these repetitive bursts will let you know the fill system is functioning normally.

The fill system is designed to protect the heaters during both the installation and a loss of the water supply. During initial installation, or whenever the power switch is turned on, voltage will not be supplied to the thermostat until the tank fills and water touches the water level probe.

During operation, when water is dispensed and the water level drops below the probe, a fill signal is sent to the fill valve. If the probe senses no water after 40 seconds, the voltage to the thermostat and the heaters is removed.

Water enters the tank through the fill tube. A hole is drilled in the upper portion of the fill tube to prevent water from being siphoned from the tank. The fill tube extends to the bottom area of the tank. This introduces cold incoming water directly to the heaters and away from the dispense assembly.

The water tank can be drained through a valve located inside the lower compartment of the brewer.

Temperature System:

The temperature system consists of an electronic thermostat, a temperature probe, solid state relays (SSR), and heating elements, and is enabled by the liquid level control board. (See the previous section - Fill Circuit.)

When the water level probe is in contact with water, power is delivered to the thermostat through the liquid level control board. If the temperature probe senses that the water is not hot enough, the thermostat energizes the heating elements through the solid state relay (SSR), the water is heated, and the ready light goes off.

Once the water temperature reaches the set point, the thermostat disengages power to the heaters and the ready light illuminates.

The thermostat is adjusted to 205^ F ± 2^ at the factory. (Slightly lower for high altitude installations.)

Timing System:

The timing system consist of the timer and the dispense latch assembly.

When the brew handle is rotated from the stop to the brew position, it pushes the plunger in the latch coil and closes the micro switch, and the timer starts the timed cycle. It also starts the hot water flowing.

The timer energizes the dispense latch coil, which acts as a magnet, to hold the brew handle in the brew position. It also lights the brew light. The coil remains energized throughout the brew cycle timed sequence.

When the timer finishes its cycle, it removes voltage from the latch coil. The latch coil then releases the brew handle, a spring returns it to the stop position, and the flow of water stops. This return opens the micro switch, stopping voltage from going to the timer. The brew light and the timer are disabled, and wait for the brew handle to engage the next brew cycle.

Dispense System:

The dispense system is completely mechanical. It is one of the areas that makes FETCO's brewer truly unique. (See the illustration in this section.)

When you rotate the brew lever down to brew, the end of the dispense tube is submerged in the hot water tank. It is held in the brew position by the magnetic action of the dispense latch coil.

The brew water travels down the dispense tube to the sprayhead assembly. The flow disc above the spray cutter controls the rate of flow over the coffee. The standard hole in the flow disc is .240", except for the CBS-51H10, which is .219". Other flow discs are available for special situations like high levels of by-pass.

The sprayhead can be assembled incorrectly during cleaning. Refer to the cleaning label on the brewer for proper assembly. The flow disc has the flange down, flat side up. The six triangle spray cutter has the flange up. The eight hole spray cutter used in place of the triangle cutter goes bumps down.

A bypass valve and tube are connected to the sprayhead. This valve directs brew water around the outside edge of the filter paper. The by-pass valve is shipped in the closed position from the factory. Each time the valve is adjusted, the brew volume is affected. Adjustment of the by-pass valve is for flavor only.

When the timer circuit releases the brew latch, the dispense tube pops back above the hot water level. The remaining brew water drains from the dispense system leaving it free of standing water. Steam escaping from the brew tank through this tube inhibits the formation of lime in the brew system.

The dispense system is clean & semi dry for all but the brief time required for the brew cycle. This eliminates any chance of lime build-up affecting the brew cycle.

It is very easy to dislodge the dispense tube seals while servicing the dispense system. If you see it leaking profusely, remove the nut and dispense tube. Reset the seal fully into the recess and carefully insert the dispense tube. Then secure the locknut before you back the tube into position. (See detailed instructions on page 10.)

Mechanical Illustration - Dispense System
DISPENSE LATCH ASSEMBLY: SOLENOID ASSY, PUSH ROD, MICROSWITCH, SOLENOID LATCH PLATE ASSY BREW START/STOP HANDLE CONTROL PANEL STOP BREW BREW BASKET FRONT VIEW BREW START/STOP HANDLE RETURN SPRING BY-PASS VALVE BY-PASS TUBE DISPENSE FITTING ASSY: DISPENSE FITTING DISPENSE FITTING LOCKNUT SEAL SEAL LOCKNUT SPRAY HEAD WATER LEVEL PROBE SIDE (SECTION) VIEW FLOW DISC SPRAY CUTTER LOCKNUT HOT WATER TANK

DISPENSE TUBE DRIVE SCREW SPRAY HEAD DISPENSE TUBE SHAFT TEFLON SEAL TEFLON SEAL SEAL LOCKNUT

To remove the dispense tube:

  1. Unscrew seal locknut and release the drive screw from dispense tube shaft.

  2. Turn the dispense tube slightly back and forth, while pushing the tube into the hot water tank until it is free from the sprayhead.

Pull the dispense tube out of the tank. Remember the tube is bent inside the tank. The seal will come out with the tube.

To install the dispense tube:

  1. Clean any lime build up off the tube and then slide the seal off. Push the seal carefully into its chamber in the fitting. (spring towards the hot water tank.)

  2. Place the seal locknut onto the tube and slide the tube into the seal. Tighten the seal locknut.

  3. Work the tube back into the sprayhead seal.

  4. Join the dispense tube shaft and the brew handle shaft with the drive screw.

Adjustments

Thermostat Adjustment:

During normal operation, the digital readout displays the last two digits of the actual water temperature. When the adjustment tool is turned, the readout begins flashing to indicate the set point, not the actual temperature. After the tool is released, the readout stops flashing and displays the actual temperature again.

A red LED lights when the power to the thermostat is on. A yellow LED lights when the thermostat is calling for heat.

To adjust, turn the adjustment tool. If no adjustment tool is present, a small flat-head screwdriver may be used. The display will flash, indicating that the display is showing the set point, not the actual temperature.

The dots below the numbers indicate the temp range.

0 dots – less than 100^ F

1 dot - between 100^ and 200^

2 dots - over 200° F

Examples:

Fetco CBS-52H-15 - Thermostat Adjustment: - 1

Fetco CBS-52H-15 - Thermostat Adjustment: - 2

Fetco CBS-52H-15 - Thermostat Adjustment: - 3

Timer Adjustment:

The timer has two independent settings, with three dials for each setting. The first dial in each group sets 100 second increments, the second dial sets 10 second increments, and the third dial sets 1 second increments.

A red LED lights when the power to the timer is on. A yellow LED lights when the timer is running.

A small flat head screwdriver is required to adjust the dials.

LARGE or FULL BATCH 1=100 sec. 1=10 sec. 1=1 sec. EXAMPLE: 240 SECONDS SMALL or HALF BATCH 1=100 sec. 1=10 sec. 1=1 sec. EXAMPLE: 180 SECONDS

part # K034, digital timer, 100-120 VAC

part # K036, digital timer, 200-240 VAC (export versions only)

Water Level Control Board

The board features a jumper to adjust its' sensitivity for reverse osmosis or other types of ultra-pure water.

The default jumper setting is LO (50K ohms) for normal water. If the brewer tank overfills because of ultrapure water, the jumper should be set to HI (100K ohms).

A red LED lights when the power to the board is on.

A green LED lights when the water level probe detects that the tank is full.

A yellow LED lights when the FILL circuit is energized.

A second yellow LED lights when the HEAT circuit is energized.

Bypass Adjustment: (Not available on CBS-51H10)

The purpose of the bypass valve is to allow a portion of the brewing water to flow between the brew basket and the wire insert, directly into the server, without coming in contact with the coffee grounds. The bypass can be adjusted from 0% to 33% of the total brewing water. Dual brewers (CBS-52H), have separate bypass valves on each side. Unless requested at the time of order, all brewers are shipped with the bypass valves closed (0%). Adjusting the bypass always changes the total brew volume, so the timer setting must always be checked and adjusted.

To adjust the bypass:

  • Remove the brewer's upper cover.
  • The bypass valve is located above the brew basket, to the right and to the front, as you are facing it.
  • Remove the brew basket.
  • Place a container under the spray head, and a separate container under the bypass hole.
  • Turn the bypass valve clockwise to decrease, and counter-clockwise to increase the bypass amount. A good starting point would be one full turn for each 5% change.
  • Brew a full cycle and measure the amount of water in both containers.
  • The ratio of the bypass water to the total in both containers is the bypass percentage. example: 12 gal. bypass + 1 gal. from spray head = 1 12 gal. total. Bypass = 33.3%.
    • Several adjustments may be necessary until the desired results are achieved.

Brewer Parts

Parts drawings for models CBS-51H10 and CBS-52H20 were not available at the time of publication. Listed below are the major components for these models.

CBS-51H10PART #DESCRIPTION
K033 DIGITAL THERMMOSTAT KIT, 100-120VAC
K035 DIGITAL THERMMOSTAT KIT, 200-240VAC (EXPORT)EXPORT ONLY
K034 DIGITAL TIMERKIT, 100-120VAC
K036 DIGITAL TIMERKIT, 200-240VACEXPORT ONLY
108034 ASSEMBLY, BOARD, WATER LEVEL, CONTROL, 100-120 VAC, 50-100K ohm
108035 ASSEMBLY, BOARD, WATER LEVEL, CONTROL, 200-240 VAC, 50-100K ohmEXPORT ONLY
57006 VALVE, S-53 120VAC
57017 VALVE, S-53 240VACEXPORT ONLY
52077 BREAKER,CIRCUIT 120VAC ROCKER SWITCH 6 AMP
52076 BREAKER,CIRCUIT 220VAC ROCKER SWITCH 6 AMPEXPORT ONLY
102008 ASSEMBLY, DISPENSE SOLENOID LATCH, 120 VAC
102039 ASSEMBLY, DISPENSE SOLENOID LATCH, 220 VACEXPORT ONLY
58027 LAMP, READYINDICATOR, GREEN 120VAC
58006 LAMP, READYINDICATOR, GREEN 220VACEXPORT ONLY
58026 LAMP, BREW120VAC
58004 LAMP, BREW220VACEXPORT ONLY
71021 FAUCET HPSC-BR-8 REGULAR HANDLE, (COMPLETE FAUCET)
71039 FAUCET, UPPER ASSY. (SUBCOMPONENT OF #71021)
71003 FAUCET SEAT CUP (SUBCOMPONENT OF #71021)
24008 SEAL, DISPENSE TUBE, 7/16"DIA
002049 WELDMENT DISPENSER TUBE
85004 SPRING, BREW HANDLE RETURN
05017 SPRAY CUTTER FLOW DISK, 0.219 DIA. HOLE
05001 SPRAY CUTTER, 6 HOLE
31015 LOCKNUT, SPRAY CUTTER
102360 SWITCH, SLIDE, FULL/HALF BATCH SELECTOR, W/ HARNESS
101010 ASSEMBLY, BREW BASKET, 13 X 5
09001 BREW BASKET WIRE INSERT, 13 X 5 (SUBCOMPONENT OF 101010)
CBS-52H20PART #DESCRIPTION
K033 DIGITAL THERMOSTAT KIT, 100-120VAC
K035 DIGITAL THERMOSTAT KIT, 200-240VAC (EXPORT)EXPORT ONLY
K034 DIGITAL TIMER KIT, 100-120VAC
K036 DIGITAL TIMER KIT, 200-240VACEXPORT ONLY
108034 ASSEMBLY, BOARD, WATER LEVEL, CONTROL, 100-120 VAC, 50-100K ohm
108035 ASSEMBLY, BOARD, WATER LEVEL, CONTROL, 200-240 VAC, 50-100K ohmEXPORT ONLY
102323 VALVE, S-45 120VAC
57022 VALVE, S-45 240VACEXPORT ONLY
52077 BREAKER,CIRCUIT 120VAC ROCKER SWITCH 6 AMP
52076 BREAKER,CIRCUIT 220VAC ROCKER SWITCH 6 AMPEXPORT ONLY
102008 ASSEMBLY, DISPENSE SOLENOID LATCH, 120 VAC
102039 ASSEMBLY, DISPENSE SOLENOID LATCH, 220 VACEXPORT ONLY
58027 LAMP, READY INDICATOR, GREEN 120VAC
58006 LAMP, READY INDICATOR, GREEN 220VACEXPORT ONLY
58026 LAMP, BREW 120VAC
58004 LAMP, BREW 220VACEXPORT ONLY
71021 FAUCET HPSC-BR-8 REGULAR HANDLE, (COMPLETE FAUCET)
71039 FAUCET, UPPER ASSY. (SUBCOMPONENT OF #71021)
71003 FAUCET SEAT CUP (SUBCOMPONENT OF #71021)
24008 SEAL, DISPENSE TUBE, 7/16"DIA
002033 WELDMENT DISPENSERTUBE CBS-50's
85004 SPRING, BREW HANDLE RETURN
05002 DISK, FLOW, SPRAY CUTTER, .240 DIA
05014 SPRAY CUTTER
31015 LOCKNUT, SPRAY CUTTER
102360 SWITCH, SLIDE, FULL/HALF BATCH SELECTOR, W/ HARNESS
101165 ASSEMBLY, BREW BASKET, 16" X 6", DIA HOLE 0.280" (SEE FIG. 5)

Figure 1 – CBS-51H15 Main Assembly
Exploded view diagram of a refrigerator with numbered parts and labeled parts in Chinese

ITEM # QTY PART # DESCRIPTION
11001009WELDMENT CBS-51H
2 1 102323 VALVE, S-45 120VAC
2 1 57022 VALVE, S-45 240VACEXPORT ONLY
3 1 65002 CONNECTOR, COPPER LUG
4 1 52001 TRACK, TERMINAL BLOCK
5352048TERMINAL BLOCK
6 5 86021 BUSHING, SNAP1.375 MTG HOLE
7 1 86002 PLUG, DOME, .875 MOUNTING HOLE
81 71021 FAUCET HPSC-BR-8 REGULAR HANDLE (COMPLETE FAUCET)
1 71039 FAUCET, UPPER ASSY. (SUBCOMPONENT OF #8)
1 71003 FAUCET SEAT CUP (SUBCOMPONENT OF #8)
9 1 45014 CBS-52H OVERLAY ARTWORK
101 52077 BREAKER,CIRCUIT 120VAC ROCKER SWITCH 6 AMP
101 52076 BREAKER,CIRCUIT 220VAC ROCKER SWITCH 6 AMPEXPORT ONLY
11145016NAMEPLATE; OVERLAY
121 58027 LAMP, READY INDICATOR, GREEN 120VAC
121 58006 LAMP, READY INDICATOR, GREEN 220VACEXPORT ONLY
131 31070 FITTING, HOSE BARB TO MALE PIPE 5/16"
141 102008 ASSEMBLY, DISPENSE SOLENOID LATCH, 120 VAC
141 102039 ASSEMBLY, DISPENSE SOLENOID LATCH, 220 VACEXPORT ONLY
151 83041 WASHER, .812"OD X .412"ID, FLAT
161 102028 ASSEMBLY, BYPASS, CBS-60'S, 50'S
17131116LOCKNUT 1/8"-27 NPT
181 25001 TUBE, BY-PASS SILICONE, 1/4 X 7/16 X 2-7/8"
191K033DIGITAL THERMOSTAT KIT, 100-120VAC
191K035DIGITAL THERMOSTAT KIT, 200-240VAC (EXPORT)EXPORT ONLY
20 10 82053 SCREW, # 6-32 X 1/2" TRUSS HD PH
211002244WELDMENT, TIMER PLASTIC TRACK, CBS-60'S, 2"LG
221K034DIGITAL TIMER KIT, 100-120VAC
221K036DIGITAL TIMER KIT, 200-240VACEXPORT ONLY
234 73011 LEG, FLANGE FOOT, 4" HIGH
241 31023 FITTING, COMPR., CONNECTOR, 3/8 TUBE OD X 1/4 FPT
251108034ASSEMBLY, BOARD, WATER LEVEL, CONTROL, 100-120 VAC, 50-100K ohm
251108035ASSEMBLY, BOARD, WATER LEVEL, CONTROL, 200-240 VAC, 50-100K ohmEXPORT ONLY
263 83011 WASHER, #6 SCREW SIZE, INTERNAL
273 84001 NUT, HEX, #6-32 MACHINE SCREW
289 83026 WASHER, INTERNAL TOOTH LOCK, #8 SCREW SIZE
299 84002 NUT, HEX, #8-32 MACHINE SCREW
30186013PLUG STEEL 7/16" ID, 21/32" HEAD DIAMETER
311*ASSEMBLY TANK, CBS-51H-15, SSR
321 31068 SPRAY HEAD, 1.5 GAL MACHINES
331 33002 LOCKNUT, SPRAY HEAD
341 32034 TUBE (FILL VALVE TO TANK WATER INLET CONNECTING)
351 24008 SEAL, DISPENSE TUBE, 7/16"DIA
361 002033 WELDMENT DISPENSER TUBE CBS-50's
371 102010 ASSEMBLY, DISPENSE HANDLE
381 102022 ASSEMBLY, DISPENSE LATCH, CBS-50'S
391 85004 SPRING, BREW HANDLE RETURN
401 82018 SCREW, 8-32 X 2-1/4" LG
411 82004 SCREW, 6-32 X 5/8" RND HEAD PHILLIPS
421 32033 TUBE (TANK TO HOT WATER FAUCET CONNECTING)
431 05002 DISK, FLOW, SPRAY CUTTER, .240 DIA
44105014SPRAY CUTTER
451 31015 LOCKNUT, SPRAY CUTTER
46144004LABEL GROUND
471102360SWITCH, SLIDE, FULL/HALF BATCH SELECTOR, W/ HARNESS
481 44024 LABEL, WARNING-HIGH VOLTAGE
49884050NUT, CLIP ON (J-NUT), #6-32, 22 - 20 GA., BLACK-PHOSPHATE FINISH
501 002023 WELDMENT, LOWER COVER CBS-50'S
511*WIRING DIAGRAM CBS-51H-15
521 01133 COVER, UPPER CBS-51H
53125021TUBING, SILICONE (VENT), 1/4"ID X 3/8"OD X 6-1/2"LG
54125046TUBE, 5/8"OD X 3/8"ID X 15"LG, DRAIN
551 86038 CLAMP, HOSE, .670"-.780" DIA RANGE
561 86001 BUSHING, .312 X .500" HEAD DIA. SHORTY
571 58026 LAMP, BREW 120VAC
571 58004 LAMP, BREW 220VACEXPORT ONLY
581101165ASSEMBLY, BREW BASKET, 16" X 6", DIA HOLE 0.280" (SEE FIG. 5)

* For tank assembly and wiring diagram part numbers, call Tech Support at 800-338-2699. Provide the brewer serial number when calling.

Figure 2 – CBS-51H15 Tank Assembly
Exploded view diagram of a refrigerator with numbered parts for identification and assembly reference.

ITEM # QTY PART # DESCRIPTION
1 1 004072 WELDMENT, TANK, CBS-51H-15, SRR
2 2 31021 BUSHING, 3/4-16 X 1/4 NPSM, HEX HEAD
3 1 84007 NUT, 3/4-16 HEX JAM
4 1 31082 FITTING, HEX NIPPLE, 3/8 MPT X 1/4 MPT
5 1 34004 VALVE, BALL 3/8 FPT X 3/8 FPT
6 1 31054 FITTING, 1/2 HOSE ID X 3/8 MPT
7 1 31116 LOCKNUT 1/8"-27 NPT
8 1 83041 WASHER, .812"OD X .412"ID, FLAT
9 1 31005 FITTING, 90 DEG. ELBOW, 1/4 HOSE ID X 1/8 MPT
10 1 3006 FITTING, TANK, (7/16 DIA DISPENSE TUBE)
11 13007 LOCKNUT, 7/16 STRAIGHT PIPE THREAD
12 1 24008 SEAL, DISPENSE TUBE, 7/16"DIA
13 1 1052 LOCKNUT, 7/16", DISPENSE TUBE SEAL, KEEPER
14 21118 LOCKNUT 3/8"-18 NPT
15 1 1055 FITTING, FILL VALVE INLET
16 1 23249 LOCKNUT 1/4"-18 NPT MODIFIED THREAD
17 13042 WASHER, .875"OD X .562"ID, FLAT
18 1 25098 FITTING, COMPRESSION MALE CONNECTOR
19 1 1027 FITTING, COMPR 90L MALE ELBOW, 3/8 TUBE OD X 1/4 MPT
20 1 24002 O-RING, TANK COVER
21 1 102013 ASSEMBLY, TANK COVER
22 1 or 2 107002 ASSEMBLY, IMMERSION HEATER, 3000W, 240VAC
22 1 or 2 107003 ASSEMBLY, IMMERSION HEATER, 4000W, 240VAC
22 1 or 2 107005 ASSEMBLY, IMMERSION HEATER, 1800W, 120VAC
23 1 03443 ALUMINUM BRACKET FOR SSR
24 1 108071 ASSEMBLY, RELAY, SOLID STATE, 50 A/ 600V
25 2 15013 STANDOFF, 6-32 x1.25 LG.,1/4 HEX WIDTH
26 1 03332 BRACKET 2, ONE SHOT THERMOSTAT
27 13088 THERMOSTAT, SINGLE SHOT, 240V/40A
28 2 83011 WASHER, #6 SCREW SIZE, INTERNAL
29 2 $4045 NUT, HEX 6-32, UNDERSIZED
30 1 K065 ASSEMBLY, DIGITAL TEMP. PROBE, 14.0"LG W/34" CABLE
31 1 21026 HOUSING, WATER LEVEL PROBE 0.140" DIA.
32 1 002010 WELDMENT, WATER LEVEL PROBE, 1.75" LG

For tank assembly and wiring diagram part numbers, call Tech Support at 800-338-2699. Provide the brewer serial number when calling.

Figure 3 – CBS-52H15 Main Assembly
Exploded view diagram of a refrigerator with numbered parts and a schematic diagram below, showing internal components like seats, Lighting, and Refrigerator.

ITEM # QTY PART # DESCRIPTION
11001008WELDMENT CBS-52H15
2 1 102323 VALVE, S-45 120VAC
2 1 57022 VALVE, S-45 240VACEXPORT ONLY
3 1 65002 CONNECTOR, COPPER LUG
4 1 52001 TRACK, TERMINAL BLOCK
5452048TERMINAL BLOCK
6 6 86021 BUSHING, SNAP1.375 MTG HOLE
71 71021 FAUCET HPSC-BR-8 REGULAR HANDLE (COMPLETE FAUCET)
1 71039 FAUCET, UPPER ASSY. (SUBCOMPONENT OF #7)
1 71003 FAUCET SEAT CUP (SUBCOMPONENT OF #7)
8 1 45014 CBS-52H OVERLAY ARTWORK
9 1 52077 BREAKER,CIRCUIT 120VAC ROCKER SWITCH 6 AMP
9 1 52076 BREAKER,CIRCUIT 220VAC ROCKER SWITCH 6 AMPEXPORT ONLY
10145055NAMEPLATE; OVERLAY
11 1 8027 LAMP, READY INDICATOR, GREEN 120VAC
11 18006 LAMP, READY INDICATOR, GREEN 220VACEXPORT ONLY
12 2 8026 LAMP, BREW 120VAC
12 28004 LAMP, BREW 220VACEXPORT ONLY
13 2 1068 SPRAY HEAD, 1.5 GAL MACHINES
14 2 24008 SEAL, DISPENSE TUBE, 7/16"DIA
15 21070 FITTING, HOSE BARB TO MALE PIPE 5/16"
16 2 002033 WELDMENT DISPENSER TUBE CBS-50's
17 2 102010 ASSEMBLY, DISPENSE HANDLE
18 2 2018 SCREW, 8-32 X 2-1/4" LG
19 26001 BUSHING, .312 X .500" HEAD DIA. SHORTY
20 1 102008 ASSEMBLY, DISPENSE SOLENOID LATCH, 120 VAC
20 1 102039 ASSEMBLY, DISPENSE SOLENOID LATCH, 220 VACEXPORT ONLY
21 2 3041 WASHER, .812"OD X .412"ID, FLAT
22 2 102028 ASSEMBLY, BYPASS, CBS-60'S, 50'S
23 21116 LOCKNUT 1/8"-27 NPT
24 2 3002 LOCKNUT, SPRAY HEAD
25 2 102022 ASSEMBLY, DISPENSE LATCH, CBS-50'S
26 25004 SPRING, BREW HANDLE RETURN
27 2 2004 SCREW, 6-32 X 5/8" RND HEAD PHILLIPS
28 2 05002 DISK, FLOW, SPRAY CUTTER, .240 DIA
29205014SPRAY CUTTER
30 21015 LOCKNUT, SPRAY CUTTER
31 2 25001 TUBE, BY-PASS SILICONE, 1/4 X 7/16 X 2-7/8"
32 3 002244 WELDMENT, TIMER PLASTIC TRACK, CBS-60'S, 2"LG
332K034DIGITAL TIMER KIT, 100-120VAC
33 2K036 DIGITAL TIMER KIT, 200-240VACEXPORT ONLY
34 3 73011 LEG, FLANGE FOOT, 4" HIGH
35 1 1023 FITTING, COMPR., CONNECTOR, 3/8 TUBE OD X 1/4 FPT
361108034ASSEMBLY, BOARD, WATER LEVEL, CONTROL, 100-120 VAC, 50-100K ohm
36 1 108035 ASSEMBLY, BOARD, WATER LEVEL, CONTROL, 200-240 VAC, 50-100K ohmEXPORT ONLY
37 11 83026 WASHER, INTERNAL TOOTH LOCK, #8 SCREW SIZE
38 11 84002 NUT, HEX, #8-32 MACHINE SCREW
39144004LABEL GROUND
401*ASSEMBLY, TANK CBS-52H-15, SSR
41 12031 TUBE (FILL VALVE TO TANK WATER INLET CONNECTING)
421K033DIGITAL THERMOSTAT KIT, 100-120VAC
42 1K035 DIGITAL THERMOSTAT KIT, 200-240VAC (EXPORT)EXPORT ONLY
43 1 002023 WELDMENT, LOWER COVER CBS-50'S
44 1 01056 COVER, UPPER CBS-52H
452101165ASSEMBLY, BREW BASKET, 16" X 6", DIA HOLE 0.280" (SEE FIG. 5)
46684051NUT, CLIP ON (J-NUT), #6-32, 18 -16 GA., BLACK-PHOSPHATE FINISH
47 4 4050 NUT, CLIP ON (J-NUT), #6-32, 22 - 20 GA., BLACK-PHOSPHATE FINISH
48 26013 PLUG STEEL 7/16" ID, 21/32" HEAD DIAMETER
49 12 82053 SCREW, # 6-32 X 1/2" TRUSS HD PH
50 1 25046 TUBE, 5/8"OD X 3/8"ID X 15"LG, DRAIN
51 1 6038 CLAMP, HOSE, .670"-.780" DIA RANGE
52 12032 TUBE (TANK TO HOT WATER FAUCET CONNECTING)
53125021TUBING, SILICONE (VENT), 1/4"ID X 3/8"OD X 6-1/2"LG
54 1 44024 LABEL, WARNING-HIGH VOLTAGE
55 2 102360 SWITCH, SLIDE, FULL/HALF BATCH SELECTOR, W/ HARNESS

* For tank assembly and wiring diagram part numbers, call Tech Support at 800-338-2699. Provide the brewer serial number when calling.

Figure 4 – CBS-52H15 Tank Assembly
Exploded view diagram of a mechanical device with numbered components for identification

ITEM # QTY PART # DESCRIPTION
1 1 004073 WELDMENT, TANK, CBS-52H-15, SRR
2 3 84007 NUT, 3/4-16 HEX JAM
3 2 31021 BUSHING, 3/4-16 X 1/4 NPSM, HEX HEAD
4 1 31082 FITTING, HEX NIPPLE, 3/8 MPT X 1/4 MPT
5 1 34004 VALVE, BALL 3/8 FPT X 3/8 FPT
6 1 31054 FITTING, 1/2 HOSE ID X 3/8 MPT
7 1 31027 FITTING, COMPRESSION, 90 DEG, MALE ELBOW
8 3 03332 BRACKET 2, ONE SHOT THERMOSTAT
9 3 53071 THERMOSTAT, SINGLE SHOT, 25A
10 2 33007 LOCKNUT, 7/16 STRAIGHT PIPE THREAD
11 2 33006 FITTING, TANK, (7/16 DIA DISPENSE TUBE)
12 2 24008 SEAL, DISPENSE TUBE, 7/16"DIA
13 2 31052 LOCKNUT, 7/16", DISPENSE TUBE SEAL, KEEPER
14 2 31118 LOCKNUT 3/8"-18 NPT
15 1 31028 FITTING, COMPR. MALE CONNECTOR 3/8 TUBE OD X 3/8 MPT
16 1 31116 LOCKNUT 1/8"-27 NPT
17 1 83041 WASHER, .812"OD X .412"ID, FLAT
18 1 31005 FITTING, 90 DEG. ELBOW, 1/4 HOSE ID X 1/8 MPT
19 1 83042 WASHER, .875"OD X .562"ID, FLAT
20 1 25098 FITTING, COMPRESSION MALE CONNECTOR
21 1 23249 LOCKNUT 1/4"-18 NPT MODIFIED THREAD
22 1 24002 O-RING, TANK COVER
23 1 102013 ASSEMBLY, TANK COVER
24 2 or 3 107002 ASSEMBLY, IMMERSION HEATER, 3000W, 240VAC
24 2 or 3 107003 ASSEMBLY, IMMERSION HEATER, 4000W, 240VAC
25 6 83011 WASHER, #6 SCREW SIZE, INTERNAL
26 6 84045 NUT, HEX 6-32, UNDERSIZED
27 3 108071 ASSEMBLY, RELAY, SOLID STATE, 50 A/ 600V
28 6 15013 STANDOFF, 6-32 x1.25 LG.,1/4 HEX WIDTH
29 3 03443 ALUMINUM BRACKET FOR SSR
30 1 21026 HOUSING, WATER LEVEL PROBE 0.140" DIA.
31 1 02010 WELDMENT, WATER LEVEL PROBE, 1.75" LG
32 1 K065 ASSEMBLY, DIGITAL TEMP. PROBE, 14.0"LG W/34" CABLE

For tank assembly and wiring diagram part numbers, call Tech Support at 800-338-2699. Provide the brewer serial number when calling.

Figure 5 – Brew Basket Assembly, 16" X 6", Part # 101165
Technical diagram of a mechanical device with labeled components and cross-sectional views

ITEMQTYPART# DESCRIPTION
1182096HANDLE SCREW
2123117BREW BASKET HANDLE, BLACK(includes magnet)
3 1 9006 WIRE INSERT, 16 X 6
NOT SHOWN146011WARNING LABEL
NOT SHOWNF001PAPER FILTERS, 15" X 5.5"500 PER CASE

COLOR BREW BASKET HANDLES

PART #DESCRIPTION
23106BREW BASKET HANDLE, GREEN
23107BREW BASKET HANDLE, ORANGE
23148BREW BASKET HANDLE, RED

Troubleshooting

Brewing Problem Possible Cause Splution
Brew handle will not stay downNo power to the brewerPower switch off. -Turn switch on.
(Brewer lights are not illuminated)-Make sure the brewer is plugged in.-Check the wall circuit breaker / reset-Turn the brewer power switch off then back on (it has an internal breaker)
Bad timer or dispense latchassembly.(Brew light does not come on and handle won't stay down)-Check for voltage reaching the timer from the dispense latch assembly if yes replace timer. If no, replace latch assy.
Bad dispense latch assy.(Brew light does come on and handle won't stay down)-Replace the dispense latch assembly
Bad dispense latch assembly(brewer buzzes when in brew cycle)-Replace the dispense latch assembly
Brew handle stays down but no water is dispensedNo water reaching the brewer -Make sure the shut off valve is open.-Check water line for kinks; replace line if necessary-Check to see if filter is clogged by changing it.
Short brew levels EVERY BREWWater filter clogged (See details in next sectionSpray head clogged -Clean and or replace (One or Both sides are affected and levels are consistent)Flow discs in spray heads in upside down-Reassemble spray heads - bumps on spray cutter face ↓ with flange on flow disc facing ↓
ction)
the sprayhead
Timer/s are set too low -Advance timers to proper level.
Incoming Voltage is too low for timers to function at proper time sequences-Reset wall circuit breaker as one side may drop out & not flag the breaker.-Call an electrician to find loose connections in the building
Short brew levels SOME BREWSWeak dispense latch assembly(One or Both sides are affected and levels are erratic)Water filter clogged.(problem is worse during simultaneous brews)-Replace water filter
(usually buzzes during cycle)-Replace dispense latch assembly.
Water pressure or flow rate is too low or fluctuates too much to support a full brew.(problem is worse in simultaneous brews)-Make sure brewer has a dedicated water line-Ensure that the shut off valve is open all the way (Never use needle saddle valves)-Increase the diameter of the water line to the brewer and or find stable source.
Brew Time required to fill LUXUS are not the same for both sidesBrewer is not level -With an accurate level, level the brewer front to back and level to right by adjusting the feet.
High brew levels EVERY BREW (overfills but does stop)SOME BREWSTimer/s are set too high -Adjust timers down to appropriate level
Thermal server not empty-Empty the server and try again
Brew basket or filter overflows-Call FETCO Service Dept. to discuss. (800) 338-2699
Weak CoffeeImproper dose -Measure and confirm correct doseFilter papers -Make sure only one paper is usedCracked dispense tube -See "spray head drips MAJOR", belowLow brew temperatureSpray head missing -Attach spray head assembly.
measure and confirm correct dose
make sure only one paper is used
(Temperature inside the hot water tank is set to 205^ F, the metal delivery system drops the temp.)-Adjust thermostat so the water stream measured at the bottom of the brew basket, 1/3 of the way through the brew cycle, equals 190 degrees + or - 5 degrees
Grounds not saturatedHalf batch used incorrectly -Use smaller "half batch" brew basket-Discountage half batch use-Investigate the need for a smaller brewerWater Softener in use -Move brewer water feed to a non-softened source.
No bypass EVERY BREW→SOME BREWS→Bypass valve closed-Open bypass valve
Flow disc wrong size or missing-Correct or replace flow disc
Spray head / brew basket drips either side or both MINORCondensation from water tankCondensation around the sprayhead areadripping through dispense tube-Wipe sprayhead area after brewing; place an empty container under brew cone when not in use.-Insert an empty brew basket and server under brew heads when not in use
Brewing Problem Possible Cause Solution
Spray head / brew basket drips either side or both MAJORCracked dispense tube/s (This problem starts out minor but gets steadily worse)-Replace both dispense tubes even if other side is not dripping
Fill valve not sealing (Will drip even with power off.)-See next section - “Brewer won’t stop brewing”, “Bad or stuck fill valve”.
Brewer won’t stop brewing (not same as high brew levels)Dispense tube cracked -See “sprayhead drops MAJOR” above
Mechanical binding (brew handle stays down / brew light turns off at normal time)-Re-align the brew handle / brass sprayhead tower / and dispense tube into a straight line by moving brass tower
Water pressure over 75psi -Place a water pressure regulator on the line and reduce to 20-75 psi
Dispense tube drive screw off. A2.5” screw that connects the handle to the dispense tube at the brass sprayhead tower. (handle returns up and brew lamp turns off but brewing continues)-Ensure that the drive screw is straight (can be straightened by hand while still in the brew handle) and reconnect to the dispense tube. The flange that the drive screw engages MUST be held flat against the brass sprayhead tower, without being able to back out.
Water level probe bad or encrustedwith lime. (causes brewer to continue filling hot water tank which will overflow into the brew baskets)-Clean lime build up on the probe tip and/or tank wall. (Holding the probe wire (green) from the probe end to the body of the brewer should stop the fill if the probe is bad but the liquid level board is good)
Bad liquid level control board -Replace the LLC board if grounding the probe end of the (green) probe wire to the body of brewer does not remove the voltage at the fill terminal on the LLC board.
Coffee tastes too strongIncorrect dosage -Measure and confirm the correct amount of coffee required
Short brew levels -See “Short brew levels”, above.
Temperature Problem (brewer only)Possible Cause Solution
See also LUXUS problems
Brew water is cold / not hot enough, ready light is OFF.(Before proceeding, make sure water tank refills when water is dispensed. The brewer will not heat unless the tank is full.)Defective liquid level control board.No power to brewer. -Make sure power switch is on.(No power to thermostat).-Reset machine circuit breaker.-Check power connection. (plug or hard wire connection).-Check building circuit breaker. (Always reset breaker by switching off, then on.)
Bad connections on solid state relay.(No power to heaters).-With power on, and water tank full, check LLC board for 120 volts on brown wire and neutral. Replace LLC board if there is no voltage.
Defective solid state relay.(No power to heaters).-Check input and output voltages on relay. 120 volts on blue wire (input) but no voltage out to heaters indicates a bad relay.
Bad heating element/s.-Check amperage draw on heater wires. 0 amps = bad heater.
Brew water is cold / not hot enough, ready light is ON.Bad Thermostat(the thermostat believes that it is at set temperature)-Replace the thermostat and or thermal probe. It's not possible to trouble shoot the probe.
Low brew temperature setting on thermostat-See “Low brew temperature” under “Weak Coffee” section.
Slow to recover temperature(Ready light takes along time to come back on after brewing.)Brewers with more than one heater can have just one fail-Check amperage draw on heater wires. 0 amps = bad heater.
Hot water tank limed up -Remove access cover to the hot water tank and inspect for lime. Remove the brewer for shop de-liming if build up is thick.
BoilingThermostat set too high for altitude (Denver etc.)-Reduce temperature setting to 3 degrees below boiling at your altitude
Defective thermostat -Replace the thermostat and or thermal probe. It's not possible to trouble shoot the probe.
Manual assistant
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Product information

Brand : Fetco

Model : CBS-52H-15

Category : Coffee maker