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Bunn manual ULTRA-1 ULTRA-2, Service & Repair Manual, Bunn-O-Maticcorporation

Models: ULTRA-1

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ULTRA-1

ULTRA-1

ULTRA-2

SERVICE & REPAIR MANUAL

BUNN-O-MATIC CORPORATION

POST OFFICE BOX 3227

SPRINGFIELD, ILLINOIS 62708-3227

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

41084.0000B 04/10 ©2009 Bunn-O-Matic Corporation

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Bunn manual ULTRA-1 ULTRA-2, Service & Repair Manual, Bunn-O-Maticcorporation

Contents

ULTRA-1 ULTRA-2 SERVICE & REPAIR MANUALBUNN-O-MATICCORPORATION 41084.0000B 04/10 2009 Bunn-O-MaticCorporationBUNN-O-MATICCOMMERCIAL PRODUCT WARRANTY Preventive Maintenance CONTENTSService USER NOTICESBasic Maintenance Safety firstFault codes INTRODUCTIONDISPLAY TEMP & TORQUE TEMP & TORQUE SCREEN161h OPERATING CONTROLS ULTRA-1 OPERATING CONTROLS ULTRA-2 RECOMMENDED DAILY CLEANING ULTRA-2shown RECOMMENDED DAILY CLEANING Continued With Brixing Pump Installed Auto-fillCleaning InstructionsSanitizing Procedure Materials requiredNORMAL OPERATION PREVENTIVE MAINTENANCEPOSSIBLE CAUSES FOR FALSE READINGS Kit Contents REQUIRED REGULAR MAINTENANCE Semi AnnualINSTRUCTIONS DescriptionREQUIRED REGULAR MAINTENANCE Continued No Power TROUBLESHOOTINGTROUBLESHOOTING cont Chills but won’t freeze TROUBLESHOOTING cont No cooling at all thick enough TROUBLESHOOTING cont Freezes, but notAuger won’t turn TROUBLESHOOTING cont NoiseTorque Sensor Error TORQUE SENSOR SHORTED TROUBLESHOOTING cont TORQUE SENSOR ERRORTORQUE SENSOR OPEN TEMPERATURE SENSOR SHORTED TROUBLESHOOTING cont Temperature Sensor ErrorTEMPERATURE SENSOR OPEN Thermistor unplugged or break in wiring“FILTER NEEDS CLEANING” TROUBLESHOOTING cont Clean Filter Messages“FILTER NEEDS CLEANING!!!” COMPONENT ACCESS PANELS SERVICEFIG. 1 AUGER MOTORS SERVICEcont AUGER MOTORSMOTOR COIL RESISTANCE FIG. 2 AUGER MOTOR TERMINALSFIG. 4 AUGER MOTOR CAPACITOR TERMINALS SERVICE cont AUGER MOTOR CAPACITORSERVICE cont AUGER SHAFT ASSEMBLY SERVICE cont AUGER SHAFT ASSEMBLYcont SERVICE cont CIRCUIT BREAKER Location SERVICE cont120V DISPENSERS SERVICE cont230V DISPENSERS FIG. 16 COMPRESSOR START RELAY TERMINALSRemoval and Replacement Compressor Assy SERVICE contCOMPRESSOR AMERICOLD ULTRA-2cont SERVICE cont COMPRESSOR EMBRACO ULTRA-2 Model T-2155 SERVICE cont COMPRESSOR EMBRACO ULTRA-2contFIG. 22 THERMAL OVERLOAD PROTECTOR TERMINALS Model T-2168SERVICE cont COMPRESSOR EMBRACO ULTRA-2cont 1.Compressor Start Relay SERVICE cont COMPRESSOR APPLIANCES ULTRA-12.Compressor Run Capacitor 3.Thermal Overload ProtectorFIG. 26 RELAY TERMINALS SERVICE contFIG. 28 COMPRESSOR CAPACITOR TERMINALS COMPRESSOR APPLIANCES ULTRA-1contCOMPRESSOR APPLIANCES ULTRA-1cont SERVICE contCompressor Assy SERVICE cont COMPRESSOR DANFOSS ULTRA-1Bcont FIG. 30 RELAY TERMINALS SERVICE cont COMPRESSOR DANFOSS ULTRA-1BcontSERVICE cont RELAY or CONTACTOR on Early Models SERVICE cont CONTROL BOARD SERVICE cont COOLING DRUM ALIGNMENT SERVICE cont FAN - ULTRA-2 SERVICE cont FAN - ULTRA-1SERVICE cont HOT GAS TEMPERATURE SENSOR FIG. 45 LAMP CORD ASSY SERVICE cont LAMP CORD ASSYSERVICE cont LAMP CORD CONNECTOR SERVICE cont LAMP HOLDER/SOCKET ASSEMBLY SERVICE cont LAMP RELAY SERVICE cont MEMBRANE SWITCH ULTRA-2SERVICE cont MEMBRANE SWITCH ULTRA-1FIG. 59 SOLENOIDS SOLENOIDSSERVICE cont SERVICE cont TEMPERATURE SENSOR DO NOT TURN ON AUGERS SERVICE cont TORQUE SENSOR CIRCUIT BOARDSERVICE cont TRANSFORMERCOOLANT SCHEMATIC ULTRA-1 COOLANT SCHEMATIC ULTRA-2 ULTRA-1TRIACS TRIAC MAP for ULTRA-1LIQUID AUTO-FILLBOARD TRIAC MAPS for ULTRA-2ULTRA-2TRIACS Input and Output Chart ULTRA-1 41084 Input and Output Chart ULTRA-2 41084 41084