Manuals / Bunn / Kitchen Appliance / Coffeemaker

Bunn System III manual SERVICE cont

Models: System III

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SERVICE (cont.)

LEVEL CONTROL BOARD AND LEVEL PROBE (Electro/ mechanical only)(cont.)

b.) 200 to 240 volts ac for two wire 200 or 240 volt models after a delay of approximately 1 second.

17. Disconnect the brewer from the power source.

If voltage is present as described, reinstall the probe, the level control board and level probe are operating properly.

If voltage is not present as described, check the pink probe wire for continuity. If no continuity is present, replace or repair pink wire.

Removal and Replacement:

1.Remove all wires from the level control board.

2.Remove two #8-32 screws and lockwashers hold- ing level control board to component bracket.

3.Install the new level control board to the compo- nent bracket. Make certain that the lockwashers are between the level control board and the com- ponent bracket.

4.Refer to Fig. 16 when reconnecting the wires.

T4 PNK to Probe

T3 WHI to Terminal Block (WHI

Insert on 120/208 or 120/240V

Brewers)

T3 RED to Terminal Block (RED

Insert on 200V or 240V brewers)

T2 BLU from Overflow Protection

Switch

T1 VIO to Solenoid Coil

FIG. 16 LIQUID LEVEL CONTROL BOARD	P1100
FIG. 16 LIQUID LEVEL CONTROL BOARD
TERMINALS

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Bunn System III manual SERVICE cont

Contents

SYSTEM OPERATING & SERVICE MANUALBUNN BUNN-O-MATICCORPORATIONWARRANTY 20201.5600 00831.0000 USER NOTICES12364.0000 10044.0000 00656.0000Electrical Hook-Up Models with digital brewer control assemblyELECTRICAL REQUIREMENTS Models with electro/mechanical thermostatselectro/mechanical brewers ADJUSTING BREW VOLUMESINITIAL SET-UP Models with digital brewer control assemblyBREW SELECTOR SWITCH ADJUSTING BREW VOLUMES contCLEANING ON/0FF Warmer SWITCHProbable Cause TROUBLESHOOTINGProblem RemedyRemedy TROUBLESHOOTING cont ProblemProbable Cause Probable Cause TROUBLESHOOTING contProblem RemedyProblem Water from tank is not hot contTROUBLESHOOTING cont Probable CauseProbable Cause TROUBLESHOOTING contProblem RemedyProbable Cause TROUBLESHOOTING cont ProblemWeak beverage cont RemedyRefer to Service - Digital brewer con TROUBLESHOOTING contProblem trol for testing procedures. See pageContents SERVICECOMPONENT ACCESS SERVICE cont BYPASS VALVE FIG. 2 BYPASS VALVESERVICE cont BREW SELECTOR SWITCHBREW SELECTOR SWITCH cont SERVICE contSERVICE cont CONTACTOR ASSEMBLY ELECTRO/MECHANICAL ONLYCONTACTOR ASSEMBLY ELECTRO/MECHANICAL ONLY cont SERVICE contSERVICE cont ONLYFIG. 8 CONTROL THERMOSTAT SERVICE cont DISPENSE VALVE SERVICE cont DIGITAL BREWER CONTROL BOARD AND DISPLAY DBCTION, ENTRY AND DESCRIPTION DIGITAL BREWER CONTROL BOARD AND DISPLAY DBC cont SERVICE contSERVICE cont TRIAC/HEAT SINK ASSEMBLY DBC ONLY SERVICE cont SERVICE cont SERVICE cont LIMIT THERMOSTAT SERVICE cont ON/OFF Warmer SWITCH SERVICE cont OVERFLOW PROTECTION SWITCH SERVICE cont SOLENOID VALVE Refill FIG. 23 REFILL SOLENOID VALVESERVICE cont SOLENOID VALVE Refill cont SERVICE cont START SWITCH Location SERVICE cont TANK HEATERFIG. 27 TANK HEATER TIMER ELECTRO/MECHANICAL ONLYEARLY MODELS SERVICE contSERVICE cont DIGITAL TIMER ELECTRO/MECHANICAL ONLY LATE MODELSFIG. 31 DIGITAL TIMER FIG. 32 DIGITAL TIMER WIRING SERVICE contTimer Setting PageWARMER ELEMENT SERVICE cont27362 PageLOWER 092900092900 Page27362 27362 PageLOWER 092900