Bunn service manual Solenoid Valve Dispense FMD-4 & FMD-5, Dispense Solenoid Valve Terminals

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SERVICE (cont.)

SOLENOID VALVE (DISPENSE) - FMD-4 & FMD-5 (cont.)

Removal and Replacement:

1.Remove the four #8-32 screws securing the side access panel to the housing. Remove panel and set aside.

2.Remove the wires from the solenoid valve.

3.Turn-off the water supply to the dispenser.

4.Using the tank drain tube, drain enough water from the tank so the water level is below the dispense valve mounting hole.

5.Disconnect the water line from the solenoid valve.

6.Remove the #8-32 keps nut securing the solenoid valve bracket to side of the tank. Remove solenoid valve.

7.Install new solenoid valve and o-ring on side of the tank and secure in place with valve mounting bracket and #8-32 keps nut.

8.Push the water line onto the tube on bottom of solenoid valve.

9.Refer to Fig. 32 and reconnect the wires.

10.Reinstall side access panels.

WHIto Main Harness

TAN to Main Harness Station #1

RED to Main Harness Station #2

ORN to Main Harness Station #3

YEL to Main Harness Station #4

BLU to Main Harness Station #5

P1672

FIG. 32 DISPENSE SOLENOID VALVE

TERMINALS

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35135 012103

 

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Contents Post Office BOX SPRINGFIELD, Illinois Phone 217 529-6601 FAX 217BUNN-O-MATIC Commercial Product Warranty IntroductionUser Notices FMD-400831.0000 28368.0000FMD-4 FMD-5 Initial SET-UP Electrical RequirementsElectrical HOOK-UP Plumbing RequirementsLiquid Level Control Rinse Timers Initial Fill & HeatRunning a Rinse Sequence Dispenser USECleaning AdjustmentsCold Beverage SET-UP Optional Hopper Motor Speed ProgramingDraining the HOT Water Tank Troubleshooting ProblemProduct will not dispense Probable CauseProbable Cause Remedy Problem Probable Cause Stat for testing procedures. SeeDripping from dispense tip Lime build-up LeaksProduct overflows container Dispense Switch Weak product Water TemperatureRefer to Operation Rinse Timer. See Tip with a thermometer. ReadingTroubleshooting Problem Service Component AccessContents Auger Drive Components FMD-4Hopper Lid Spacer Auger Motor Hopper Base Dust Seal WasherRetainer Clip Panel Auger Drive Components FMD-4 To the rear of the auger motor mounting panelLocation Auger Drive Components FMD-4 & FMD-5 Bushing Panel Auger Drive ShaftLocknut Hopper Dust SealRemove dust seal 17 from auger motor Refer to and reconnect the wires Ballasts FMD-4 & FMD-5Control Thermostat LocationControl Board Control BoardService Control Board Connectors Dispense Switchs FMD-4 & FMD-5 FMD-4FMD-5 Dispense Switches Dispense Switch TerminalsFAN FANFrother and Whipper Motor FMD-4 shown & FMD-5 ComponentsWhipper Motor Terminals INCREASE/DECREASE Switch INCREASE/DECREASE SwitchLamp Replacement Refer to Fig Lamp HoldersDoor Assy Upper Panel Lamp Holders Lower Panel Lamp Replacement Refer to Lamp Starter and Socket Refer to LocationLimit Thermostat Limit ThermostatRINSE/RUN Switch BLK from Main Harness BRN/BLK toBoard J2-3 HOT/COLD Switch Optional HOT/COLD SwitchSolenoid Valve Cold Water Optional Cold Water Solenoid ValveDispense Solenoid Valve Solenoid Valve Dispense FMD-4 & FMD-5 Dispense Solenoid Valve TerminalsSolenoid Valve Inlet Inlet Solenoid ValveTank Heater Main Harness ThermostatTank Heater Switch Tank Heater Relay 120V Dispensers only Pull component bracket out the front of the disIf the resistance measures as described, proceed to step Transformer Remove and discard the transformerWHI from BLK from Main Harness WHI/GRN fromSchematic Wiring Diagram FMD-4 Single PHASE, 60HZ Schematic Wiring Diagram FMD-5 Single PHASE, 60HZ
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FMD-4, FMD-5 specifications

The Bunn FMD-5 is a state-of-the-art coffee dispenser designed specifically for high-volume coffee brewing situations. This machine is ideal for restaurants, convenience stores, and other establishments that require an efficient and reliable coffee dispensing solution.

One of the primary features of the Bunn FMD-5 is its ability to brew and serve fresh, hot coffee with exceptional speed. The unit is capable of dispensing up to five gallons of coffee per hour, making it an ideal choice for busy environments where customer demand is high. The system utilizes a digital brewer control that allows for precise brewing temperatures and times, ensuring consistency in flavor and quality.

The FMD-5 also incorporates advanced technologies to streamline the brewing process. It features a programmable control panel that allows users to adjust settings based on their specific needs. This includes the ability to set brew cycles, control brew levels, and even program different brew strengths. The easy-to-read digital display shows real-time information, making it simple for operators to monitor the brewing process.

Another notable characteristic of the Bunn FMD-5 is its compact and space-saving design. Despite its robust brewing capacity, the unit is designed to fit easily in various retail and foodservice environments. The machine is also built with durable materials, ensuring longevity and reliability under heavy usage.

For maintenance, the FMD-5 is designed with user convenience in mind. It features removable components and accessible areas for easy cleaning and routine maintenance. Users can also benefit from preventative maintenance features that monitor the machine’s performance, alerting operators to any potential issues before they escalate.

In terms of versatility, the Bunn FMD-5 can accommodate different brewing systems and coffee types, allowing users to customize their offerings based on customer preferences. It supports pre-ground coffee and can also be adapted for different brewing styles, enhancing its usability in various coffee service environments.

Overall, the Bunn FMD-5 is an impressive combination of speed, efficiency, and flexibility, making it an excellent choice for any operation that demands high-quality coffee with minimal wait time. Whether you are serving a morning rush of customers or maintaining a steady stream of coffee through the day, the Bunn FMD-5 stands out as a reliable and efficient coffee dispensing solution.