Manuals / Bunn / Kitchen Appliance / Water Dispenser

Bunn dispenser service manual POST OFFICE BOX SPRINGFIELD, ILLINOIS PHONE 217 529-6601 FAX

Models: dispenser

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BUNN® POWDER ™ AUTO FILL

For ULTRA-2

OPERATING & SERVICE MANUAL

BUNN-O-MATIC CORPORATION

POST OFFICE BOX 3227

SPRINGFIELD, ILLINOIS 62708-3227

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

www.bunnomatic.com

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Bunn dispenser service manual POST OFFICE BOX SPRINGFIELD, ILLINOIS PHONE 217 529-6601 FAX, Bunn Powder Auto Fill

Contents

BUNN POWDER AUTO FILL POST OFFICE BOX SPRINGFIELD, ILLINOIS PHONE 217 529-6601 FAXFor ULTRA-2 BUNN-O-MATIC CORPORATIONINTRODUCTION BUNN-O-MATIC COMMERCIAL PRODUCT WARRANTYUSER NOTICES INITIAL SET-UPOPERATING INSTRUCTIONS ADJUSTMENTS RECOMMENDED DAILY CLEANING AND MAINTENANCE TIPS CLEANINGFault FAULT LISTDoor Lamp PROBLEM TROUBLESHOOTINGPROBABLE CAUSE REMEDY TROUBLESHOOTING cont PROBLEMPROBABLE CAUSE 1. Powder Auto-Fill not pulled com- pletely forwardPROBLEM TROUBLESHOOTING contPROBABLE CAUSE B Remove the strainer and checkPROBLEM TROUBLESHOOTING contPROBABLE CAUSE REMEDYCOMPONENT ACCESS SERVICEContents AUGER DRIVE COMPONENTS SERVICE contSERVICE cont AUGER DRIVE MOTORIf voltage is not present as described, refer to wiring If voltage is present as described, the auger motorSERVICE cont FROTHER AND MIXING/WHIPPER CHAMBER1. Disconnect the dispenser from the power source SERVICE cont WHIPPER MOTORSERVICE cont WHIPPER MOTOR contSERVICE cont CONTROL BOARD and LEVEL PROBESERVICE cont CONTROL BOARD and LEVEL PROBE contCONTROL BOARD and LEVEL PROBE cont SERVICE contJ7 J1 J3 SERVICE cont TEST/SERVICE SWITCHSERVICE cont MAIN POWER ON/OFF SWITCHSERVICE cont LAMP CORD ASSEMBLYSERVICE cont LAMP CORD CONNECTORSERVICE cont LAMP HOLDER/SOCKET ASSEMBLYFIG. 21 LAMP HOLDER/SOCKET ASSEMBLY SERVICE cont TRANSFORMERSERVICE cont POTENTIOMETERSERVICE cont HOPPER LEVEL INDICATORPhoto LED Photo TransistorSERVICE cont HOPPER SWITCHGRN to Control Boad J1-8 RED/BLK to Control Board J1-10SERVICE cont DOOR SWITCHSERVICE cont PRESSURE REGULATOR and NEEDLE VALVEPressure Regulator Needle ValveSERVICE cont DISPENSE SOLENOID VALVEWHI/RED to Control Board J7-2 WHI/BRN to Control Board J7-4 SCHEMATIC WIRING DIAGRAM PAF WIRING DIAGRAMS120 VOLTS AC - 2 WIRE SINGLE PHASE, 60 HZWIRING DIAGRAMS SCHEMATIC WIRING DIAGRAM PAFA230 VOLTS AC - 2 WIRE SINGLE PHASE, 50 HZ