Bunn FMD-5, FMD-4 manual Digital Touch Control Switch, Connectors

Page 30

SERVICE (cont.)

DIGITAL TOUCH CONTROL SWITCH (cont.)

Removal and Replacement:

1.Open the dispenser door.

2.Remove the five #6-32 screws securing the bottom door cover and remove cover.

3.Disconnect the wires on the dispense switch to be removed from the door interconnect wiring har- ness.

4.From inside the door gently push the switch away from the door and discard.

5.Remove the paper from the adhesive backing on the switch and feed the ribbon cable on the back of switch through the slot in the door.

6.Firmly press the new switch into the opening on the door to hold the switch in the door.

7.Reconnect the wires to the dispense switch from door interconnect wiring harness.

8.Reinstall the door bottom cover using five #6-32 screws.

9.Refer to Fig. 19 when reinstalling wires.

Align arrows on

TO DOOR INTERCONNECT

connectors

HARNESS CONNECTOR

 

P1685

FIG. 19 DIGITAL TOUCH CONTROL

 

SWITCH

30

42672 122209

 

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Contents FMD Series Phone 217 529-6601 FAX 217BUNN-O-MATIC Commercial Product Warranty Excluding regular maintenance itemsIntroduction Cleaning Required Regular Maintenance Problem Probable Cause Level Control Board and Probe FMD-1 ProblemProduct will not dispense RemedyProblem Probable Cause Remedy Troubleshooting Excess dust Fan Refer to Service Product overflows container Dispense SwitchInstall a regulator if necessary to Procedures. See42672 Component Access 20,23SERVICEcont Access PanelsService Auger Drive Components all Models Test Procedures Auger MotorLocation Spacer Auger Motor Hopper Base Dust Seal Washer ServiceAuger Drive Components Retainer Clip Panel RED to Control BoardBushing Panel Auger Drive Shaft Remove auger drive shaft bushing from hopperRinse and dry each item thoroughly Locknut Auger Motor BracketAuxillary Control Board FMD DBC-3 only Service Auxillary Control Board Disconnect the dispenser from the power sourceService Ballast all ModelsTest Procedure Power Supply Control BoardCheck that the RINSE/RUN switch is in the Rinse position Hopper Motor Control CircuitryControl Board Using four #6-32 keps nutsConnectors on the control board Control board to the component bracketControl Board Check that the rinse/run switch is in the run posi- tion Control Board Connectors Remove temperature probe from the tank LocationRemove bulb from the tank Control Thermostat BLK to MainWHI to Main Open the dispenser door and remove the bottom door cover If voltage is present as described, proceed to #6If voltage is present as described, proceed to #7 Digital Touch Control Switch FMD DBC-2,DBC-3 FMD DBC-3FMD DBC-2FD Digital Touch Control Switch ConnectorsEMI Filter 230 Volt FMD DBC-3 EMI FilterTest Procedures Disconnect the black and white wires from the fan terminalsVacuum FAN all Models Frother and Whipper Motor all Models except -2FD Frother and Whipper MotorFrother and Whipper Motor Will seat inside the whipper chamberHopper Drive Board FMD-1 only Hopper Drive BoardHopper Drive Board Terminals HOT/COLD Switch Optional for FMD DBC-3 Disconnect the wires from the switch terminalsTerminals Lamp Holder all Models Door Assy Upper Panel Lamp Holders Lower PanelLamp Starter and Socket Reconnect the violet wire to terminal Level Control Board and Level Probe FMD-1 onlyLevel Board Terminals Limit Thermostat all Models Limit ThermostatOverflow Protection Switch Rinse /RUN Switch all Models RINSE/RUN SwitchSolenoid Valve Cold Water Optional for FMD-2,-3,-4,-5 Cold Water Solenoid TerminalsSolenoid Valves Dispense all Models Dispense Solenoid Valves P1637.40 LocationHOT Water Dispense Solenoid Valve FMD-2FD,DBC-2FD,-3,DBC-3 Solenoid ValveSolenoid Valve Inlet all Models Inlet Solenoid ValveWHI or RED to Main BLK to Limit Wiring Harness Tank Heater all ModelsTank Heater Relay FMD-4,-5,120V Dispensers only BRN/BLK from WHI from Main HarnessTank Heater Switch all Models Tank Heater SwitchDisconnected from the main wiring harness Transformer all ModelsRemove and discard the transformer Q5 & MOV4 Controls Right Whipper Motor Q1 & MOV1 Controls Left Whipper MotorQ2 & MOV3 Controls Center Whipper Motor Q7 & MOV2 Controls Refill ValveSchematic Wiring Diagram FMD-1 BLKSchematic Wiring Diagram FMD-1A WHI-16Schematic Wiring Diagram FMD-2 Schematic Wiring Diagram FMD-2A Schematic Wiring Diagram FMD DBC-2 Freeze Dried W/HOT Water Schematic Wiring Diagram FMD-2FD 42672 42672 42672 42672 Schematic Wiring Diagram FMD DBC-3 With HOT Water Dispense Schematic Wiring Diagram Fmda DBC-3 With HOT Water Dispense 42672 42672 42672 42672 Schematic Wiring Diagram FMD-5A
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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.
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