Bunn HC-2, Serial # HC00025000 UP | Bunn HC-3 instruction

BUNN® HC-2

HC-3

(SERIAL # HC00025000 - UP)

DISCONTINUED VERSION

The information in this manual

is no longer current.

OPERATING & SERVICE MANUAL

BUNN-O-MATIC CORPORATION

POST OFFICE BOX 3227

SPRINGFIELD, ILLINOIS 62708-3227

PHONE: (217) 529-6601 FAX: (217) 529-6644

27591.0000 6/00 ©1996 Bunn-O-Matic Corporation

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Bunn HC-3 service manual Bunn HC-2, Serial # HC00025000 UP

Contents

Serial # HC00025000 UP Bunn HC-2 Introduction Warranty 12368.0002 User Notices27620.0000 Electrical Requirements Initial SET-UPElectrical HOOK-UP Plumbing Requirements Adjustments CleaningDispenser USE Cold Beverage SET-UP Optional Draining the HOT Water Tank TroubleshootingHopper Dispense Rate of Product Problem Probable Cause Remedy Troubleshooting Problem Dripping from dispense tip Lime build-up Problem Probable CauseOn stainless steel surfaces can Ing in serious leaks Testing procedure. See Weak product Water temperature30 or Tip with a thermometer Probable Cause Remedy Troubleshooting Problem Component Access ServiceContents Auger Drive Components If voltage is present as described, proceed to #5 Auger Drive ComponentsWasher Auger Motor Locknut Dust Seal Shoulder Screw Hopper Assy Right HC-2 Service Ballast Test ProcedureLocation Control Thermostat Remove temperature probe from the tankLocation Mechanical Thermostat Electronic Thermostat Optional Thermostat Terminals Control Thermostat Dispense Switch Dispense Switch FAN Test Procedures Steam Collector #6-32 Screw Mixing Chamber Frother and Whipper MotorRing Pull the mixing chamber 2 out of the whipper chamber Whipper Motor Terminals Frother and Whipper Motor Reconnect the eight pin connector to the hopper delay board Hopper Delay Board Disconnect the wires from the switch termi- nals HOT/COLD Switch Optional Lamp Holder Lamp Replacement Refer to FigDoor Assy Service Level Control Board and Probe Level Control Board and Level Probe Limit Thermostat Level Board Terminals Overflow Protection Switch Overflow Protection Switch RUN/RINSE Switch RUN/RINSE Switch Cold Water Solenoid Valve Solenoid Valve Cold Water Optional Solenoid Valves Dispense Cold Water Solenoid Terminals Disconnect the water line from the solenoid valve Solenoid Valves DispenseSolenoid Valve Inlet Tank Heater Solenoid Valve Inlet Tank Heater Switch Refer to when reconnecting the wires to the tank heaterTank Heater Tank Heater Switch Terminals Tank Heater Switch MODELSONLYcont Transformer 240V TWO Wire Schematic Wiring Diagram HC-2, & HC-3 Schematic Wiring Diagram HCA-2, & HCA-3