Bunn-O-Matic 02550.0003 Wartungshandbuch

SERVICE MANUALBUNN-O-MATIC CORPORATION POST OFFICE BOX 3227SPRINGFIELD, ILLINOIS 62708-3227PHONE: (217) 529-6601 FAX: (217) 529-6644To ensure you h

10Electronic Controls (cont.)7. Reconnect the pink wire to terminal 5 of the elec-tronic control assembly.8. Loosen the compression fitting, remove t

11SERVICE (cont.)Electronic Controls (cont.)If voltage was present as described, the temperature control of the system is operating properly.If voltag

12This equipment is to be installed tocomply with the Basic Plumbing Code ofthe Building Officials and CodeAdministrators International, Inc. (BOCA)an

13SERVICE (cont.)Safety Overflow SwitchLocation:The safety overflow switch is located inside the rear of the dispenser inside the copper overflow cup.For

14SERVICE (cont.)Solenoid Valve (Late Models)Location:The solenoid valve is located inside the rear of the dispenser on the right side near the bottom

15Solenoid Valve (Early Models)Location:The solenoid valve is located behind the large access panel on the left side of the dispenser.To test the sole

16SERVICE (cont.)Tank HeaterLocation:The tank heater is located in the tank lid.Test Procedure:1. Disconnect the dispenser from the power source.2.

Steam Sensor (Thermistor)Location:The thermistor is located on the end of the overflow tube above the overflow cup.To test the thermistor, access will a

SERVICE (cont.)Dispense Valve (PC & H3 Element Only)Location:The Dispense Valve is located behind control panel.Test Procedures:1. Check the val

TEMPREADYENERGY SAVER MODEON OFFHEATERSERVICE (cont.)Dispense Valve (PC & H3 Element Only)Location:The Dispense Valve is located beh

BUNN-O-MATIC COMMERCIAL PRODUCT WARRANTYBunn-O-Matic Corp. (“BUNN”) warrants equipment manufactured by it as follows:1) Airpots, thermal carafes, deca

(+) RED(-) TANBLKWHITEMPREADYENERGY SAVER MODEON OFFHEATERFIG. 20a DISPENSE SWITCHDispenseswitchShroudSERVICE (cont.)Dispense Switch (H3

FIG. 10 THERMOSTAT WIRINGBLU/BLK to Limit ThermostatBLK to Terminal BlockP1782SERVICE (cont.)Thermostat (H5M, HW2 & OHW Only)Location: The mechani

Location: The contactor is located on the component bracket inside the lower rear panel.Test Procedures:1. Disconnect the dispenser from the power s

SERVICE (cont.)Liquid Level Board (H5M & HW2 Only)Location:The liquid level board is located inside the lower panel.Test Procedure:1. Disconnect

15. Move the probe’s flat end to the dispenser housing. The indication must be 0.16. Move the probe’s flat end away from the dis-penser housing. The

42311 07131025RELAYN.O.COM31542FACTORY J1-1 J1-5 H5-PCNO JUMPEREarly H5E, H5X, H10XInstall jumper thru ver. 1.04 J3-1 J3-5 J5-1 J4-1

42311 07131026230V AC 2 WIRE + GNDSINGLE PHASERELAYN.O.COM31542FACTORY J1-1 J1-5 H5-PCNO JUMPEREarly H5E, H5X, H10XInstall jumper thru ver. 1.04

42311 12131227200V AC 2 WIRE + GNDSINGLE PHASERELAY31542FACTORY J1-1 J1-5 H5-PCNO JUMPEREarly H5E, H5X, H10XInstall jumper thru ver. 1.04 J3-1

42311 07131028BLU-14BLK-14BLK-14TANK HEATERBLK-14LIMIT THERMOSTAT200-240 VOLTS AC2 WIRE + GNDSINGLE PHASEUSED ONH5X ONLYRELAYN.O.COM31542FACTORY J1-

42311 07131029USED ONH5X ONLYRELAYN.O.COM31542FACTORY J1-1 J1-5 H5-PCNO JUMPEREarly H5E, H5X, H10XInstall jumper thru ver. 1.04 J3-1 J3-5

3WARNING - Inspection, testing, and repair of electrical equipment should be performed only by qualified service personnel. Disconnect the dispenser fr

42311 05051130RELAY31542 J1-1 J1-5 J3-1 J3-5 J5-1 J4-1 J6-1 J7PINK-22GRN-18WHI/BLU-18TANKt°MAINCONTROLBOARD12340-13.8VAC0-3.3VD

42311 05051131RELAY J1-1 J1-5 J3-1 J2-1 J4-1 J2MAINCONTROLBOARD1234+-+-USED ONH5X ONLYWhite Strip-Tac PlusBlack Ink~ No ReductionFini

3242311 090916RELAY J1-1 J1-5 J3-1 J2-1 J4-1 J2MAINCONTROLBOARD1234+-+-USED ONH5X ONLY220-240V AC 2 WIRE + GNDSINGLE PHASEPINKBLKWHIT

42311 090916RELAY J1-1 J1-5 J3-1 J2-1 J4-1 J2MAINCONTROLBOARD1234+-+-230V AC 2 WIRE + GNDSINGLE PHASEPINKBLKWHITANKt°44657.0002B 0

42311 070715RELAY J1-1 J1-5 J3-1 J2-1 J4-1 J2MAINCONTROLBOARD1234+-+-White Strip-Tac PlusBlack Ink~ No ReductionFinished Size: 5.5”

4312LIQUIDLEVELBOARDBLKSW&THERMOSTAT10262.0001B 04/09 © 1999 BUNN-O-MATIC CORPORATIONSCHEMATIC WIRING DIAGRAM H5MA, 230V CEL1L2SOLGREENBLUBLK

42311 0908141700WTANK HEATER14LIMITTHERMOSTATBLK10261.0000E 5/98 © 1987 BUNN-O-MATIC CORPORATIONSCHEMATIC WIRING DIAGRAM HW2L1NBLK BLK WHISOLGREEN32B

42311 090814THERMOSTATWHITANK HEATER1000W120 VOLTS A C 2 WIRESINGLE PHASE60 HZ10269.0000B 6/98 © 1988 BUNN-O-MATIC CORPORATIONSCHEMATIC WIRING D

4TROUBLESHOOTINGA troubleshooting guide is provided to suggest probable causes and remedies for the most likely problems encountered. If the problem r

5TROUBLESHOOTING (cont.)Problem Probable Cause Remedy Equipment will not operate (cont.)Automatic refill will not oper-ate after drawing hot water.Wa

6TROUBLESHOOTING (cont.)Problem Probable Cause Remedy Water boils continuously.Dispenser is making unusual noises.Ready indicator will not light.1.

7Faceplate Removal - H3/5 ELEMENT: After removing top cover, remove the two upper screws securing the faceplate. Carefully lift faceplate straight up

8SERVICEElectronic ControlsThis equipment is to be installed tocomply with the Basic Plumbing Code ofthe Building Officials and CodeAdministrators Int

9SERVICE (cont.)Electronic Controls (cont.)Liquid Level Control Test Procedure1. Disconnect the dispenser from the power source.2. Check the voltage