Bunn FMD-5, FMD-4 manual Frother and Whipper Motor, Will seat inside the whipper chamber

Page 34

SERVICE (cont.)

FROTHER AND WHIPPER MOTOR (cont.)

6.Pull the frother (6) off the motor shaft. Notice the flat side on the shaft and the matching flat inside the frother. It is important that these two flats are lined up when reassembling.

7.Slip the o-ring (5) off the whipper chamber recep- tacle (8).

8.Remove nearest side panel and disconnect whipper motor wires.

9.Remove the two nuts (7) securing whipper chamber receptacle (8) and whipper motor (10) to the front

panel.

NOTE: To remove the recptacle only, rotate clockwise until the receptacle clears the nuts (7) and slides off of the motor shaft.

10.Slide the receptacle with seal off of the motor shaft.

11.Slide the slinger (9) off of the motor shaft.

12.Remove motor and discard.

13.Install new motor (10) on rear of front panel and secure with two nuts (7) and connect black leads on the motor to the main wiring harness. Refer to Fig. 27 when reconnecting wires

14.Slide slinger (9) onto the motor shaft flush against the front panel.

15.Wash remaining components in a mild solution of dish detergent using a bristle brush.

16.Rinse thoroughly and allow to dry before reinstalling in the dispenser.

17.Slide whipper chamber receptacle with seal (8) and o-ring (5) on to the motor shaft.

18Rotate the receptacle with seal (8) counterclockwise until it snaps into place on the motor mounting nuts

(7).

19.Push frother (6) onto the motor shaft, making sure the flat in the frother (6) lines up with the flat on the motor shaft.

20.Install whipper chamber (4) on the whipper chamber receptacle (8) by twisting counterclockwise until the tabs on the whipper chamber (4) lock with the tabs on the whipper chamber receptacle (8). Be sure dispense port is pointing down.

21.Install dispense tip (3) into the bottom of the whip- per chamber (4).

22.Slip the mixing chamber (2) onto the mixing chamber water inlet tube far enough so the mixing chamber

(2) will seat inside the whipper chamber (4).

23.Install the steam collector (1) onto the mixing cham- ber (2) by pushing down and toward the dispenser while twisting until the flange on the steam collector lines up with the slot in the front panel.

24.Install hopper assembly in the dispenser by slid- ing hopper assembly on the hopper support panel until the slot in the bottom rear of the hopper seats against the shoulder screw in the hopper support panel.

25.Reinstall side panel.

26.Reconnect to power and test.

BLK to Main Harness

BLK to Main Harness

FIG. 26 WHIPPER MOTOR TERMINALS P1451.40

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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 PanelsTest Procedures Auger Motor Service Auger Drive Components all ModelsLocation 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 Location Remove temperature probe from the tankRemove bulb from the tank BLK to Main Control ThermostatWHI to Main If voltage is present as described, proceed to #6 Open the dispenser door and remove the bottom door coverIf voltage is present as described, proceed to #7 FMD DBC-3 Digital Touch Control Switch FMD DBC-2,DBC-3FMD DBC-2FD Digital Touch Control Switch ConnectorsEMI Filter 230 Volt FMD DBC-3 EMI FilterDisconnect the black and white wires from the fan terminals Test ProceduresVacuum 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 SwitchTransformer all Models Disconnected from the main wiring harnessRemove 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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