Manuals / Bunn / Kitchen Appliance / Food Warmer

Bunn ULTRA-1 manual 41084

Models: ULTRA-1

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Bunn ULTRA-1 manual 41084

Contents

BUNN-O-MATICCORPORATION SERVICE & REPAIR MANUALULTRA-1 ULTRA-2 41084.0000B 04/10 2009 Bunn-O-MaticCorporationBUNN-O-MATICCOMMERCIAL PRODUCT WARRANTY Service CONTENTSPreventive Maintenance USER NOTICESFault codes Safety firstBasic Maintenance INTRODUCTION161h TEMP & TORQUE SCREENDISPLAY TEMP & TORQUE OPERATING CONTROLS ULTRA-1 OPERATING CONTROLS ULTRA-2 RECOMMENDED DAILY CLEANING ULTRA-2shown RECOMMENDED DAILY CLEANING Continued Sanitizing Procedure Auto-fillCleaning InstructionsWith Brixing Pump Installed Materials requiredPOSSIBLE CAUSES FOR FALSE READINGS PREVENTIVE MAINTENANCENORMAL OPERATION INSTRUCTIONS REQUIRED REGULAR MAINTENANCE Semi AnnualKit Contents DescriptionREQUIRED REGULAR MAINTENANCE Continued TROUBLESHOOTING No PowerTROUBLESHOOTING cont Chills but won’t freeze TROUBLESHOOTING cont No cooling at all TROUBLESHOOTING cont Freezes, but not thick enoughTROUBLESHOOTING cont Noise Auger won’t turnTORQUE SENSOR OPEN TROUBLESHOOTING cont TORQUE SENSOR ERRORTorque Sensor Error TORQUE SENSOR SHORTED TEMPERATURE SENSOR OPEN TROUBLESHOOTING cont Temperature Sensor ErrorTEMPERATURE SENSOR SHORTED Thermistor unplugged or break in wiring“FILTER NEEDS CLEANING!!!” TROUBLESHOOTING cont Clean Filter Messages“FILTER NEEDS CLEANING” SERVICE COMPONENT ACCESS PANELSMOTOR COIL RESISTANCE SERVICEcont AUGER MOTORSFIG. 1 AUGER MOTORS FIG. 2 AUGER MOTOR TERMINALSSERVICE cont AUGER MOTOR CAPACITOR FIG. 4 AUGER MOTOR CAPACITOR TERMINALSSERVICE cont AUGER SHAFT ASSEMBLY SERVICE cont AUGER SHAFT ASSEMBLYcont SERVICE cont CIRCUIT BREAKER SERVICE cont Location230V DISPENSERS SERVICE cont120V DISPENSERS FIG. 16 COMPRESSOR START RELAY TERMINALSCOMPRESSOR AMERICOLD ULTRA-2cont SERVICE contRemoval and Replacement Compressor Assy SERVICE cont COMPRESSOR EMBRACO ULTRA-2 FIG. 22 THERMAL OVERLOAD PROTECTOR TERMINALS SERVICE cont COMPRESSOR EMBRACO ULTRA-2contModel T-2155 Model T-2168SERVICE cont COMPRESSOR EMBRACO ULTRA-2cont 2.Compressor Run Capacitor SERVICE cont COMPRESSOR APPLIANCES ULTRA-11.Compressor Start Relay 3.Thermal Overload ProtectorFIG. 28 COMPRESSOR CAPACITOR TERMINALS SERVICE contFIG. 26 RELAY TERMINALS COMPRESSOR APPLIANCES ULTRA-1contCompressor Assy SERVICE contCOMPRESSOR APPLIANCES ULTRA-1cont SERVICE cont COMPRESSOR DANFOSS ULTRA-1Bcont SERVICE cont COMPRESSOR DANFOSS ULTRA-1Bcont FIG. 30 RELAY TERMINALSSERVICE cont RELAY or CONTACTOR on Early Models SERVICE cont CONTROL BOARD SERVICE cont COOLING DRUM ALIGNMENT SERVICE cont FAN - ULTRA-2 FAN - ULTRA-1 SERVICE contSERVICE cont HOT GAS TEMPERATURE SENSOR SERVICE cont LAMP CORD ASSY FIG. 45 LAMP CORD ASSYSERVICE cont LAMP CORD CONNECTOR SERVICE cont LAMP HOLDER/SOCKET ASSEMBLY SERVICE cont LAMP RELAY MEMBRANE SWITCH ULTRA-2 SERVICE contMEMBRANE SWITCH ULTRA-1 SERVICE contSERVICE cont SOLENOIDSFIG. 59 SOLENOIDS SERVICE cont TEMPERATURE SENSOR SERVICE cont TORQUE SENSOR CIRCUIT BOARD DO NOT TURN ON AUGERSTRANSFORMER SERVICE contCOOLANT SCHEMATIC ULTRA-1 COOLANT SCHEMATIC ULTRA-2 TRIAC MAP for ULTRA-1 ULTRA-1TRIACSULTRA-2TRIACS TRIAC MAPS for ULTRA-2LIQUID AUTO-FILLBOARD Input and Output Chart ULTRA-1 41084 Input and Output Chart ULTRA-2 41084 41084