Bunn FMD-3 - Manuals

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Manual

Manual Bunn FMD-3

Summary

Page 2 - INTRODUCTION; USER NOTICES

2 INTRODUCTION This equipment dispenses hot beverages on demand from powdered product. It has two or three hoppers. Thetwo and three hopper models may also dispense cold beverages from powdered product from their left dispensestation. It is for indoor use only on a sturdy counter or shelf. BUNN-O-MA...

Page 3 - RELEASE BUTTON WHEN CUP IS 2/3 FULL; MECHANICAL THERMOSTAT

3 00656.0000 00831.0000 USER NOTICES (cont.) RELEASE BUTTON WHEN CUP IS 2/3 FULL PLACE CUP HERE PLACE CUP HERE FMD-2 28328.00003 FMD-3 28328.0000 HEATER 26527.0002 THERMOSTAT ASSEMBLY BUNN-O-MATIC CORP TEMPERATURE ADJUSTMENT + - 160 ° 120VAC ® 190 ° MECHANICAL THERMOSTAT 28368.0000 ELECTRONIC THERMO...

Page 4 - ELECTRICAL REQUIREMENTS; CAUTION; PLUMBING REQUIREMENTS; COLD WATER

4 INITIAL SET-UP 1. Locate the drip tray assembly beneath the dispenser nested in the packing material. 2. Remove the drip tray and the drip tray cover and set them aside. 3. Remove the water strainer assembly from the drip tray and set it aside. 4. Remove the four legs from the drip tray, apply non...

Page 5 - DISPENSER USE; NOTE; CLEANING

5 PLUMBING HOOK-UP 1. Securely attach the short piece of tubing on the water strainer assembly to the inlet fitting on the bottom ofthe dispenser. 2. Flush the water line and securely attach it to the flare fitting on the water strainer assembly. 3. Turn-on the water supply. INITIAL FILL & HEAT ...

Page 6 - DRAINING THE HOT WATER TANK; Disconnect the dispenser from the power source.; HOPPER DISPENSE RATE OF PRODUCT; This unit is heated at all times. Keep away from combustibles.; WARNING –

6 DRAINING THE HOT WATER TANK CAUTION - The dispenser must be disconnected from the power source throughout these steps. 1. Disconnect the dispenser from the power source. 2. Open front door and place tank heater switch in the “OFF” (upper) position. 3. Shut-off and disconnect the incoming water sup...

Page 12 - SERVICE; WARNING

12 SERVICE This section provides procedures for testing and replacing various major components used in thisdispenser should service become necessary. Refer toTroubleshooting for assistance in determining thecause of any problem. WARNING - Inspection, testing, and repair of electri- cal equipment sho...

Page 15 - BALLAST

15 BLK to BLUfrom DoorInterconnectHarness SERVICE (cont.) BALLAST FIG. 4 BALLAST Location The front door lamp ballast is located behind the front access panel on the left side of the compo-nent bracket. Test Procedure1. Disconnect the dispenser from the power source.2. Disconnect the two terminal pl...

Page 16 - CONTROL THERMOSTAT

16 SERVICE (cont.) CONTROL THERMOSTAT FIG. 6 CONTROL THERMOSTAT Location The control thermostat (mechanical or elec- tronic) is located inside the dispenser on the upperleft side of the housing. Test Procedure Mechanical Thermostat1. Disconnect the dispenser from the power source. 2. Disconnect the ...

Page 17 - DISPENSE SWITCH

17 FIG. 7 THERMOSTAT TERMINALS P1448 BLK from LimitThermostat BLK from TankHeater Switch 10. Carefully bend the capillary tube so that the tube and bulb inside the tank are in the vertical positionand away from any electrical connections. SERVICE (cont.) CONTROL THERMOSTAT (cont.) 11. Refer to Fig. ...

Page 18 - FAN

18 FAN FIG. 10 FAN P1436 Location: The fan is located inside the dispenser hous- ing on the right rear of the dispenser base plate. Test Procedures:1. Disconnect the dispenser from the power source. 2. Disconnect the black and white wires from thefan terminals. 3. Check the voltage across the black ...

Page 19 - FROTHER AND WHIPPER MOTOR

19 SERVICE (cont.) 3. Press and hold the appropriate dispense switchand check the voltage across the disconnectedharness wires with a voltmeter. Connect the dis-penser to the power source. The reading mustbe: a) 120 volts ac for two wire 120 volt models.b) 120 volts ac for three wire 120/208 volt or...

Page 21 - HOPPER DELAY BOARD

21 SERVICE (cont.) HOPPER DELAY BOARD FIG. 14 HOPPER DELAY BOARD P1445.40 Location The hopper delay board is located behind the lower front access panel mounted in the center of thecomponent bracket. Test Procedures:1. Disconnect the dispenser from the power source.2. Disconnect the eight pin plug o...

Page 23 - LAMP HOLDER

23 SERVICE (cont.) LAMP HOLDER FIG. 17 LAMP HOLDERS P1454.70 Location: The lamp holders are located on the front of the upper panel behind the display panel. Test Procedure:1. Disconnect the dispenser from the power source.2. Remove upper door panel (4) and disconnect the door wiring harness from th...

Page 26 - LIMIT THERMOSTAT; FIG. 20 LIMIT THERMOSTAT; BLK to Tank Heater

26 SERVICE (cont.) LIMIT THERMOSTAT FIG. 20 LIMIT THERMOSTAT P1445 Location: The limit thermostat is located in the center of the tank lid. Test Procedures:1. Disconnect the dispenser from the power source. 2. Disconnect both black wires from the limit ther-mostat. 3. Check for continuity across the...

Page 27 - OVERFLOW PROTECTION SWITCH

27 SERVICE (cont.) OVERFLOW PROTECTION SWITCH FIG. 22 OVERFLOW PROTECTION SWITCH P1199 Location: The overflow protection switch is located in- side the copper overflow cup on the left side of thetank. Test Procedures:1. Disconnect the dispenser from the power source.2. Remove the wire nuts connectin...

Page 32 - TANK HEATER

32 SERVICE (cont.) SOLENOID VALVE (INLET) (cont.) 7. Disconnect the dispenser from the power source. If the sound is heard as described and water will notpass through the solenoid valve, there may be a block-age in the water line before the solenoid valve or, thesolenoid valve may require inspection...

Page 33 - TANK HEATER SWITCH

33 P1452.40 SERVICE (cont.) TANK HEATER (cont.) 5. Check for continuity across the tank heater termi-nals. If continuity is present as described, reconnect thewires, the tank heater is operating properly.If continuity is not present as described, replace thetank heater. NOTE - If the tank heater rem...