Manuals / Bunn / Kitchen Appliance / Beverage Dispenser

Bunn FMD-4, FMD-5 service manual SERVICE cont

Models: FMD-4 FMD-5

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SERVICE (cont.)

FAN

J1

J2

J4

J3

J1

J2

J4

J3

P2635

FIG. 15 FAN

Location:

The fan is located inside the dispenser housing on the center rear of the dispenser base plate.

Test Procedures:

1.Disconnect the dispenser from the power source.

2.Disconnect the black and white wires from the fan terminals.

3.Check the voltage across the black and white wires on the main harness with a voltmeter. Connect the dispenser to the power source. The indication must be:

a)120 volts ac for two wire 120 volts models.

b)120 volts ac for three wire 120/208 volt or 120/ 240 volt models.

If voltage is present as described, replace the fan

If voltage is not present as described, refer to wiring diagram and check the dispenser wiring harness.

Removal and Replacement:

1.Disconnect the vacuum hose from the fan.

2.Remove the two #8-32 locking screws securing the fan to the dispenser housing base plate.

3.Disconnect the wires from the fan terminals and discard the fan

4.Refer to Fig. 16 and connect the wires to the new fan.

5.Install new fan through the rear access hole and secure to the dispenser housing base plate using two #8-32 locking screws.

6.Reconnect the vacuum hose to the fan.

BLK from Main Harness

WHI from Main Harness

P1507

FIG. 16 FAN TERMINALS

25	35135 012103

Image 25

Bunn FMD-4, FMD-5 service manual SERVICE cont

Contents

PHONE 217 529-6601FAX POST OFFICE BOX SPRINGFIELD, ILLINOISBUNN FMD-4 FMD-5 BUNN-O-MATICCORPORATIONINTRODUCTION BUNN-O-MATICCOMMERCIAL PRODUCT WARRANTYUSER NOTICES FMD-428328.000800831.0000 USER NOTICES Cont28368.0000 FMD-428964.0004 FMD-528964.0003ELECTRICAL REQUIREMENTS INITIAL SET-UPELECTRICAL HOOK-UP PLUMBING REQUIREMENTSINITIAL FILL & HEAT RINSE TIMERSLIQUID LEVEL CONTROL RUNNING A RINSE SEQUENCEADJUSTMENTS CLEANINGCOLD BEVERAGE SET-UPOPTIONAL HOPPER MOTOR SPEED PROGRAMINGDRAINING THE HOT WATER TANK PROBLEM TROUBLESHOOTINGPROBABLE CAUSE REMEDYPROBLEM TROUBLESHOOTING contPROBABLE CAUSE REMEDYPROBLEM TROUBLESHOOTING contPROBABLE CAUSE Water is not hot ContPROBABLE CAUSE PROBLEMProduct overflows container REMEDYPROBABLE CAUSE TROUBLESHOOTING CONT PROBLEMREMEDY COMPONENT ACCESS SERVICEContents AUGER DRIVE COMPONENTS FMD-4SERVICE AUGER DRIVE COMPONENTS - FMD-4CONTAUGER DRIVE COMPONENTS - FMD-4cont SERVICE contSERVICE cont AUGER DRIVE COMPONENTS - FMD-4& FMD-5contAUGER DRIVE COMPONENTS - FMD-4& FMD-5cont SERVICE contAuger Drive Motor Refer to Fig SERVICE cont BALLASTS - FMD-4& FMD-5Location FIG. 9 CONTROL THERMOSTATSERVICE cont SERVICE cont CONTROL BOARDSERVICE cont CONTROL BOARD CONT1.Disconnect the dispenser from the power source FIG.13 DISPENSE SWITCHES DISPENSE SWITCHS - FMD-4& FMD-5FMD-4 FMD-5SERVICE cont DISPENSE SWITCHES contSERVICE cont SERVICE cont FROTHER AND WHIPPER MOTOR - FMD-4shown & FMD-512.Slide the slinger 9 off of the motor shaft SERVICE contSERVICE cont INCREASE/DECREASE SWITCHLAMP HOLDERS LAMP REPLACEMENT Refer to FigFIG. 22 LAMP HOLDERS SERVICE contLAMP STARTER and SOCKET Refer to Fig. 22 Location LAMP REPLACEMENT Refer to Fig.22contSERVICE cont SERVICE cont LIMIT THERMOSTATSERVICE cont RINSE/RUN SWITCHSERVICE cont HOT/COLD SWITCH OptionalSERVICE cont SOLENOID VALVE COLD WATER - OPTIONALLocation SERVICE contSERVICE cont SOLENOID VALVE DISPENSE - FMD-4& FMD-5contSERVICE cont SOLENOID VALVE INLETSERVICE cont TANK HEATERSERVICE cont TANK HEATER SWITCHSERVICE cont TANK HEATER RELAY 120V Dispensers onlySERVICE cont TRANSFORMER120 VOLTS AC - 2 WIRE SINGLE PHASE, 60HZ SCHEMATIC WIRING DIAGRAM FMD-4120/208-240VOLTS AC - 3 WIRE SINGLE PHASE, 60HZ SCHEMATIC WIRING DIAGRAM FMD-4SINGLE PHASE, 60HZ SCHEMATIC WIRING DIAGRAM FMD-5120 VOLTS AC - 2 WIRE 120/208-240VOLTS AC - 3 WIRE SCHEMATIC WIRING DIAGRAM FMD-5SINGLE PHASE, 60HZ