Bunn FMD-1 FMD-2 Door Assy Upper Panel Lamp Holders Lower Panel, Lamp Replacement Refer to Fig

Page 29

SERVICE (cont.)

LAMP HOLDER - FMD-1 (shown) & FMD-2

 

1

 

 

3

5

4

2

 

6

 

FIG. 25 LAMP HOLDERS

P1670

 

1.

Door Assy

4.

Upper Panel

2.

Lamp Holders

5.

Lower Panel

3.

Lamp

6.

Starter W/Socket

Location:

The lamp holders are located on the front of the upper panel behind the display panel.

Test Procedure:

1.Disconnect the dispenser from the power source.

2.Remove upper door panel (4) and disconnect the door wiring harness from the leads on the lamp holders.

3.Remove lamp from lamp holders.

4.Check for continuity on each lead of the lamp holders.

If continuity is present as described, lamp holders are operating properly.

If continuity is not present as described replace the lamp holder.

Removal and Replacement:

1.Open dispenser door (1).

2.Remove the four #8-32 screws securing lower door panel (5) to the door (1) and remove cover.

3.Disconnect the door wiring harness from the door interconnect wiring harness.

4.Remove two #8-32 screws securing the upper door panel (4) to the door.

5.Remove the upper door cover (4), lamp (3), lamp holders (2) and door wiring harness as an assem- bly.

6.Disconnect the wires from the lamp holder to be replaced from the door wiring harness.

7.Rotate lamp (3) 90° and remove from lamp hold- ers (2).

8.Remove the #6-32 screw securing the lamp holder

(2)to be removed, remove lamp holder (2) and discard.

9.Install new lamp holder (2) and secure with a #6- 32 screw.

10.Connect the wires on the new lamp holder to the door wiring harness.

11.Install lamp (3) into lamp holders (2) and turn 90° until the pins snap in place.

12.Install upper door panel (4), lamp (3), lamp hold- ers (2) and door wiring harness as an assembly using two #8-32 screws.

13.Reconnect the plug on the door wiring harness to the connector on the door interconnect wiring harness.

14.Install the door lower panel (5) using four #8-32 screws.

LAMP REPLACEMENT (Refer to Fig. 25)

1.Open dispenser door (1).

2.Remove the four #8-32 screws securing lower door panel (5) to the door (1) and remove cover.

3.Disconnect the door wiring harness from the door interconnect wiring harness.

4.Remove two #8-32 screws securing the upper door panel (4) to the door.

5.Remove the upper door cover (4), lamp (3), lamp holders (2) and door wiring harness as an assem- bly.

6.Rotate lamp (3) 90° and remove from lamp hold- ers (2).

7.Install lamp (3) into lamp holders (2) and turn 90° until the pins snap in place.

8.Install upper door panel (4), lamp (3), lamp hold- ers (2) and door wiring harness as an assembly using two #8-32 screws.

29

29112 101598

 

Image 29
Contents FMD-1 FMD-2 Introduction WarrantyUser Notices FMD-1 FMD-228368.0001 00656.0000FMD-1 only Electrical Requirements Initial SET-UPElectrical HOOK-UP Plumbing RequirementsInitial Fill & Heat Rinse Timer FMD-2 onlyLiquid Level Control Running a Rinse SequenceAdjustments CleaningHopper Motor Speed Adjustment FMD-1 Cold Beverage SET-UP Optional FMD-2 onlyDraining the HOT Water Tank Hopper Motor Speed Programing FMD-2Problem TroubleshootingProduct will not dispense Probable CauseProbable Cause Remedy Problem Probable Cause Problem Probable Cause Remedy Dispenser is making unusual Refer to Service Lamp, see page 29 for lamp replacementComponent Access ServiceContents Auger Drive Components FMD-1Hopper Lid Retainer Clip Hopper AssemblySpacer Auger Motor Hopper Base Dust Seal Washer Retainer Clip Ing panelAuger Drive Components FMD-2 Auger Drive Components FMD-1To the rear of the auger motor mounting panel Hopper Hopper Assy Hopper Dust Seal Auger Drive Components FMD-2Bushing Panel Auger Drive Shaft Remove auger motor and discard Disconnect the wires from the auger motor 16 to be removedRemove dust seal 17 from auger motor Location Ballast FMD-1 & FMD-2Thermostat Terminals Control Board FMD-2 onlyService Dispense Switch Dispense Switchs FMD-1 & FMD-2 FAN FMD-1 & FMD-2 Dispense Switch Terminals P1449FMD-2 Whipper Motor Terminals P1221 Frother and Whipper Motor FMD-1 shown & FMD-2Hopper Drive Board Hopper Drive Board FMD-1 onlyHopper Drive Board Terminals Hopper Drive Board FMD-1 onlyDoor Assy Upper Panel Lamp Holders Lower Panel Lamp Replacement Refer to FigAs assembly Lamp Replacement Refer toLamp Starter and Socket Refer to Location Level Control Board and Level Probe FMD-1 onlyLevel Control Board and Level Probe FMD-1 only Reconnect the violet wire to terminalLocation RINSE/RUN Switch FMD-1BLK from Main Harness WHI/BRN to YEL to Control Board J2-3 RINSE/RUN Switch FMD-2WHI/RED to Cold Water Solenoid Valve Solenoid Valve Cold Water OPTIONALFMD-2 onlyFMD-1 Solenoid Valve Dispense FMD-1 & FMD-2 Tank Heater Solenoid Valve Inlet FMD-1 & FMD-2Main Harness Thermostat Tank Heater Switch FMD-1 shown & FMD-2Tank Heater FMD-1 shown & FMD-2 WHI/GRN T7 WHI/BLK T12 Transformer FMD-2 onlyBLU WHI Schematic Wiring Diagram FMD-1Schematic Wiring Diagram FMD-2

FMD-1 FMD-2 specifications

The Bunn FMD-1 and FMD-2 models represent a significant advancement in the realm of coffee brewing equipment, catering to the demands of both commercial establishments and serious coffee enthusiasts. These machines are designed to efficiently brew high-quality coffee while minimizing operational complexity.

The Bunn FMD-1 is a single brewer, while the FMD-2 features dual brewing capabilities. This distinction allows the FMD-2 to meet higher coffee volume demands, making it an ideal choice for bustling cafes or restaurants where efficiency is paramount. Both models are engineered with a robust stainless steel construction, ensuring durability and longevity in high-traffic environments.

One standout feature of both models is the infusion technology. This proprietary system enhances the extraction process, allowing for optimal flavor development. The machines utilize a programmable brewing timeline, which provides users with a high level of control over the brewing variables such as time and temperature. This leads to a customizable brewing experience tailored to specific coffee blends or personal taste preferences.

Additionally, these brewers are equipped with an integrated hot water faucet, offering convenience for making tea, hot chocolate, or even instant soup. This multifunctionality improves workflow in busy kitchens, as it eliminates the need for separate hot water dispensers.

The FMD series is also designed with user-friendly interfaces. The digital display provides clear, intuitive information about the brewing process, including brew progress and maintenance alerts. This makes it easy for operators to monitor and manage the machine, ensuring consistency and quality in every cup.

Moreover, both models are designed for quick and efficient cleaning. The removable brewing components facilitate maintenance, which is crucial in a commercial setting where hygiene and equipment uptime are critical.

In terms of capacity, the FMD-1 brews up to 3.8 gallons per hour, while the FMD-2 can produce an impressive 7.5 gallons per hour, demonstrating their suitability for high-volume service.

Overall, the Bunn FMD-1 and FMD-2 models embody the perfect blend of technology, efficiency, and user-centric design, making them a valuable addition to any coffee service operation. Their ability to deliver consistent, high-quality coffee with ease is sure to enhance the customer experience and streamline operations simultaneously.