Bunn CDBCF TC-DV Service Manual

OPERATING & SERVICE MANUALCDBC, CDBCFCDBC APS, CDBCF APSCDBC TC, CDBCF TC(Dual Voltage Models Starting at Serial #CDBC024477)BUNNCAUTION :BUNN-O-M

Page 10TROUBLESHOOTINGA troubleshooting guide is provided to suggest probable causes and remedies for the most likely problemsencountered. If the pro

Page 11Will not fill or refillPROBABLE CAUSE REMEDYPROBLEM1. Power off to brewer2. Water shut off3. Display flashing4. ON/OFF Switch5. Lime build up o

Page 12TROUBLESHOOTING (cont.)Fill or refill does not shut "OFF" (ON/OFF Switch "ON")Fill or refill does not shut "OFF"

Page 13TROUBLESHOOTING (cont.)PROBLEMPROBABLE CAUSE REMEDYHEATING CIRCUIT1. Display flashing2. Water not touching temperatureprobe3. Water Level Probe

Page 14TROUBLESHOOTING (cont.)PROBLEM PROBABLE CAUSE REMEDYWater does not heat to proper tem-perature (cont.)IMPORTANT: Make sure no tem-perature test

Page 15TROUBLESHOOTING (cont.)PROBLEM PROBABLE CAUSE REMEDYSpitting or excessive steaming(cont.)Brewer is making unusual noises1. Lime build up on tem

Page 16TROUBLESHOOTING (cont.)PROBLEM PROBABLE CAUSE REMEDYBREWING CIRCUITBrew cycle will not start 1. Display flashing2. No water3. No power or incor

Page 17TROUBLESHOOTING (cont.)PROBLEM PROBABLE CAUSE REMEDYBREWING CIRCUIT (cont.)If the switch panel is operating prop-erly, proceed as follows. Atta

Page 18TROUBLESHOOTING (cont.)PROBLEM PROBABLE CAUSE REMEDYBREWING CIRCUIT (cont.)Dripping from sprayheadWeak beverage1. Lime build up2. Dispense valv

Page 19TROUBLESHOOTING (cont.)PROBLEM PROBABLE CAUSE REMEDYBREWING CIRCUIT (cont.)Dry coffee grounds remain in thefunnelLow beverage serving temperatu

Page 2INTRODUCTIONThis equipment will brew a half-gallon batch of coffee into an awaiting dispenser. It can be easily configured for 120V15 amp, 120/2

Page 20Intermittent flashing of the bank of temperature indicators, indicates that a fault exists. Count the number of flashesbetween pauses and use t

Page 21CAUTION :WARMERS AND SURFACES ARE HOTCAUTIONDISCARD DECANTERIF:!BUNNMANUFACTURED BY BUNN-O-MATIC CORPORATION SPRINGFIELD, ILL

Page 22SERVICE (cont.)CONTROL BOARDLocation: The Control Board is located inside the top coverbehind the front end cap.Test Procedures:The test proced

Page 23SERVICE (cont.)SWITCH PANELLocation: The Switch Panel is located in the front of thehood.Test Procedures:The test procedures for the switch pan

Page 24SERVICE (cont.)DISPENSE VALVELocation: The dispense valve is located inside the top coverbehind the front end cap.Test Procedures:1. Disconnect

Page 25LIMIT THERMOSTATLocation:The limit thermostat is located inside the topaccess panel on the front side of the tank.Test Procedures:1. Disconnect

Page 26Removal and Replacement:1. Remove the top cover or top warmer housing andfront access panel as previously described.2. Disconnect the vent hose

Page 2729707.1 08280320. Connect the limit thermostat to the front of the tankassembly.21. Connect the green wire to the tank mountingbracket using #8

Page 28Location:The voltage selector switch is located on thecomponent mounting bracket behind the frontaccess panel.Test Procedure:1. Disconnect the

Page 29SERVICE (cont.)REFILL VALVELocation:The refill valve is located inside the trunk on thelower center part of the component bracket.Test Procedur

Page 3#00658.0000#00831.000029707.1 082803When re-wiring the machine for operation on120/208V or 120/240V, the replacement PowerSupply Cord must be UL

Page 30Location:The warmer element(s) is located under thewarmer plate.Test Procedures:1. Disconnect the brewer from the power source.2. With a voltm

Page 3129707.1 021804P1, P2, &P3 AREPINS OF APOLARIZEDTHREE-PINCONNECTOR.SOLSCHEMATIC WIRING DIAGRAM CDBC DV29685.0004B 02/04 ©2003 BUNN-O-MATIC

Page 3229707.1 021804SOLSCHEMATIC WIRING DIAGRAM CDBC APS-DVCDBCF APS/TC/LPTC-DV29685.0005B 02/04 ©2003 BUNN-O-MATIC CORPORATIONL1BLU-14BLU-14&q

Page 4USER NOTICES (CONT.)29707.1 082803#12364.0000#02765.0000#00656.0000

Page 5ELECTRICAL REQUIREMENTSCAUTION - The brewer must be disconnected from the power source until specified in Initial Set-Up.Requires 2-wire,grounde

Page 6INITIAL SET-UP1. Insert an empty funnel into the funnel rails.2. Place a decanter with a small amount of water under the funnel.3. Connect the b

Page 7OPERATING CONTROLSON/OFF SWITCHPressing the "ON/OFF" switch (indicator glowing) supplies power tothe brew station warmer, enables the

Page 8ADJUSTMENTS & OPTIONAL SETTINGSSetting Brew TemperatureThe brewer is factory set to brew at 200°F (95°C). To change this setting, press and

Page 9until you hear the solenoid click on-and-off three times (approximately 10 seconds), then release the "BREW"switch. Momentarily press