Manuals / Bunn / Kitchen Appliance / Coffeemaker

Bunn FMD-1 FMD-2 RINSE/RUN SWITCH - FMD-1 CONT, RINSE/RUN SWITCH - FMD-2, SERVICE cont

Models: FMD-1 FMD-2

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Page 33

RINSE/RUN SWITCH - FMD-1 (CONT.)

SERVICE (cont.)

RINSE/RUN SWITCH - FMD-1 (CONT.)

2.Remove the facenut securing the run/rinse switch to the dispenser front panel.

3.Remove switch with wires attached from the back side of the front panel.

4.Disconnect the wires from the switch and dis- card the switch.

5.Refer to Fig. 31 when connecting wires to the new switch.

6.Install new switch with wires attached through the hole in the front panel and secure with facenut.

RED from Main

Wiring Harness

WHI/RED to

Main Harness

FIG. 31 RINSE/RUN SWITCH TERMINALS P1456

RINSE/RUN SWITCH - FMD-2

J1
1
J1
J2
J4
J3
FIG. 32 RINSE/RUN SWITCH	P1666
FIG. 32 RINSE/RUN SWITCH

Location:

The rinse/run switch is located on the lower center of the whipper motor mounting panel.

Test Procedures:

1.Disconnect the dispenser from the power source.

2.Check for continuity between the center left ter- minal and left bottom terminal, also between the center right terminal and the right bottom termi- nal with the switch in the rinse position (upper). Check for continuity across the center left termi- nal and the top left terminal, also between center right terminal and the top right terminal with the switch in the run position (lower). Continuity must not be present when the switch is in the center position.

If continuity is present as described, the switch is operating properly.

If continuity is not present as described, replace the switch.

Removal and Replacement:

1.Open the dispenser door.

2.Remove the facenut securing the run/rinse switch to the whipper motor mounting panel.

3.Remove switch with wires attached from the back side of the whipper motor mounting panel.

4.Disconnect the wires from the switch and dis- card the switch.

5.Refer to Fig. 33 when connecting the wires to the new switch.

6.Install new switch with wires attached through the hole in the whipper motor mounting panel and secure with facenut.

WHI/BRN to	GRY to Control
Main Harness	Board J2-2
	GRN to Control
	Board J2-9
BLK from
Main Harness
WHI/BRN to
Main Harness	YEL to Control
	YEL to Control
	Board J2-3

P1644

FIG. 33 RINSE/RUN SWITCH TERMINALS

33	29112 101598

Image 33

Bunn FMD-1 FMD-2 service manual RINSE/RUN SWITCH - FMD-1 CONT, RINSE/RUN SWITCH - FMD-2, SERVICE cont

Contents

BUNN-O-MATICCORPORATION FMD-1 FMD-2POST OFFICE BOX SPRINGFIELD, ILLINOIS PHONE 217 529-6601 FAX S/N FMD0013000-UPWARRANTY INTRODUCTIONUSER NOTICES 28964.0000 USER NOTICES Cont28964.0001 PUSH and HOLD BUTTON UNTIL CUPELECTRICAL 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 TROUBLESHOOTINGPROBABLE CAUSE REMEDYPROBLEM TROUBLESHOOTING contPROBABLE CAUSE REMEDYPROBLEM TROUBLESHOOTING contRefer to Service - Level Control Board Refer to Service - Control Board andTROUBLESHOOTING cont PROBLEMfor test procedures. See page Refer to Operation - Rinse TimerPROBLEM Dispenser is making unusualREMEDY COMPONENT ACCESS SERVICEContents AUGER DRIVE COMPONENTS FMD-1SERVICE AUGER DRIVE COMPONENTS - FMD-1 CONTSERVICE cont AUGER DRIVE COMPONENTS - FMD-1 contAUGER DRIVE COMPONENTS - FMD-2 SERVICE cont AUGER DRIVE COMPONENTS - FMD-2 CONTFIG. 5 AUGER DRIVE & HOPPER DISASSEMBLY 19. Hopper Support plateSERVICE cont AUGER DRIVE COMPONENTS - FMD-2 cont9. Using four #8-32 screws install new auger motor SERVICE contAUGER DRIVE COMPONENTS - FMD-2 cont FIG. 7 AUGER MOTOR TERMINALSSERVICE cont BALLAST - FMD-1 & FMD-2 contCONTROL BOARD - FMD-2 ONLY SERVICE contCONTROL THERMOSTAT - FMD-1 & FMD-2 cont SERVICE cont CONTROL BOARD - FMD-2 ONLY CONTFIG.14 DISPENSE SWITCH SERVICE contCONTROL BOARD - FMD-2 ONLY CONT FMD-1SERVICE cont DISPENSE SWITCHS - FMD-1 & FMD-2 contFAN - FMD-1 & FMD-2 SERVICE contDISPENSE SWITCHS - FMD-1 & FMD-2 cont SERVICE cont FMD-2Disconnect the red and white wires FMD-1 voltage across the disconnected harness wiresSERVICE cont FROTHER AND WHIPPER MOTOR - FMD-1 shown & FMD-2 contSERVICE cont HOPPER DRIVE BOARD - FMD-1 ONLYHOPPER DRIVE BOARD - FMD-1 ONLY cont SERVICE contFIG. 24 INCREASE/DECREASE SWITCH LAMP REPLACEMENT Refer to Fig SERVICE contStarter W/Socket LAMP STARTER and SOCKET Refer to Fig. 25 Location LAMP REPLACEMENT Refer to Fig.24contLEVEL CONTROL BOARD AND LEVEL PROBE - FMD-1 ONLY SERVICE contSERVICE cont LEVEL CONTROL BOARD AND LEVEL PROBE - FMD-1 ONLY contFIG. 30 RINSE/RUN SWITCH RINSE/RUN SWITCH - FMD-1FIG. 28 LIMIT THERMOSTAT LocationRINSE/RUN SWITCH - FMD-1 CONT RINSE/RUN SWITCH - FMD-2SERVICE cont SOLENOID VALVE COLD WATER OPTIONALFMD-2 ONLY SERVICE contLocation Location SERVICE contFMD-1 FMD-2FIG. 38 INLET SOLENOID VALVE SOLENOID VALVE DISPENSE - FMD-1 & FMD-2 contSERVICE cont SOLENOID VALVE INLET - FMD-1 & FMD-2FIG. 40 TANK HEATER SOLENOID VALVE INLET - FMD-1 & FMD-2 contSERVICE cont LocationTANK HEATER - FMD-1 shown & FMD-2 cont TANK HEATER SWITCH - FMD-1 shown & FMD-2SERVICE cont BLK to LimitWHI/GRN - T7 TRANSFORMER - FMD-2 ONLYWHI/BLK - T12 SERVICE cont120 VOLTS A C - 2 WIRE 120/208-240 VOLTS AC - 3WIRE SINGLE PHASE SCHEMATIC WIRING DIAGRAM FMD-1120/208-240 VOLTS AC - 3 WIRE SCHEMATIC WIRING DIAGRAM FMD-2120 VOLTS AC - 2 WIRE SINGLE PHASE, 60 HZ