Manuals / Hoshizaki / Kitchen Appliance / Ice Maker

Hoshizaki KM-201BAH, KM-260BAH, KM-260BWH, KM-201BWH service manual Wiring Diagram

Models: KM-201BWH KM-260BWH KM-201BAH KM-260BAH

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2. WIRING DIAGRAM

2. WIRING DIAGRAM

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Hoshizaki KM-201BAH, KM-260BAH, KM-260BWH, KM-201BWH service manual Wiring Diagram

Contents

MODEL KM-201BAH KM-260BAH KM-201BWH KM-260BWH NO. F015-774 ISSUED MAR. 18, REVISED JUNSELF-CONTAINED CRESCENT CUBER HOSHIZAKIHOSHIZAKI AMERICA, INC 618 Highway 74 South Complete and detailed explanation of the problemPeachtree City, GA Attn Hoshizaki Technical Support DepartmentCONTENTS 3. TIMING CHART 2. WIRING DIAGRAMIV. SERVICE DIAGNOSIS 1. DIAGNOSTIC PROCEDUREVI. CLEANING AND MAINTENANCE INSTRUCTIONS e POWER RELAY1. CLEANING a CLEANING PROCEDUREI. SPECIFICATIONS 1. SPECIFICATIONS a KM-201BAH b KM-260BAH c KM-201BWH d KM-260BWH a KM-201BAH, KM-260BAH II. GENERAL INFORMATION 1. CONSTRUCTIONFront View Rear ViewFront View b KM-201BWHWith Tank Removed Rear ViewFront View c KM-260BWHRear View With Tank RemovedDrain Valve Cleaning Valve Water Valve Pump Motor d ICEMAKING COMPARTMENTFloat Switch Spray Tube Evaporator Water Supply Pipe Separatora ONE MINUTE FILL CYCLE 2. SEQUENCE OF OPERATIONb INITIAL HARVEST CYCLE c FREEZE CYCLEf SHUTDOWN e NORMAL HARVEST CYCLEDRAIN 3. CONTROL BOARD Power.BHOFUJDRelay$POUBDUPS a CONTROL BOARD LAYOUTControl Board $POUSPM#PBSEb Harvest Backup Timer and Freeze Timer b FEATURESc High Temperature Safety d Low Water Safetyf LED Lights and Audible Alarm Safeties a Default Dip Switch Settings c CONTROLS AND ADJUSTMENTSc Pump-OutTimer S1 dip switch b Harvest Timer S1 dip switchd Pump-OutFrequency Control S1 dip switch e Harvest Pump Timer S1 dip switchf Freeze Timer S1 dip switch Control Board P00013-02 g Pump-OutPump Motor Delay S2 dip switchControl Board P01771-02 k Reﬁll Counter S2 dip switch 3 Program Verd CONTROL BOARD CHECK PROCEDURE n Anti-SlushControl S2 dip switch 6 Program Ver4. THERMISTOR e CONTROL BOARD REPLACEMENTb BIN CONTROL CHECK PROCEDURE 5.BIN CONTROLa EXPLANATION OF OPERATION a CONTROL SWITCH 6. SWITCHESb SERVICE SWITCH aDRAINc WASH b CIRCULATEIII. TECHNICAL INFORMATION 1. WATER CIRCUIT AND REFRIGERANT CIRCUITa KM-201BAH, KM-260BAH b KM-201BWH, KM-260BWH 2. WIRING DIAGRAM a KM-201BAH 3. TIMING CHARTHARVEST CYCLE b KM-260BAHHARVEST CYCLE c KM-201BWHFREEZE CYCLE d KM-260BWHa KM-201BAH 4. PERFORMANCE DATAAPPROXIMATE ICE b KM-260BAHc KM-201BWH APPROXIMATE ICE㫃㪼㫊㫊㩷㫋㪿㪸㫅㩷㪈㪇㩷㪧㪪㪠㪞 d KM-260BWH APPROXIMATE ICE㫃㪼㫊㫊㩷㫋㪿㪸㫅㩷㪈㪇㩷㪧㪪㪠㪞 IV. SERVICE DIAGNOSIS 1. DIAGNOSTIC PROCEDURE Page 2. NO ICE PRODUCTION PROBLEM PROBLEM 3. EVAPORATOR IS FROZEN UP 5. ABNORMAL ICE 4. LOW ICE PRODUCTION6. OTHER V. REMOVAL AND REPLACEMENT 1.SERVICE FOR REFRIGERANT LINESa SERVICE INFORMATION cEVACUATION AND RECHARGE R-404A bREFRIGERANT RECOVERY2. BRAZING 3. COMPRESSOR 4. DRIER 5. HOT GAS VALVE 8Install the new drier see “4. DRIER” 6. EXPANSION VALVE Fig. 7. AIR-COOLEDCONDENSER 8.WATER-COOLEDCONDENSER CAUTION 9.FAN MOTOR AIR-COOLEDMODEL Page 9Disconnect the ﬂare-connectionsof the valve 11Install the new valve16Connect the ﬂare-connections 18Check for water leaksFig. 12. PUMP MOTOR 13. WATER VALVE 14. DRAIN VALVE, CLEANING VALVE 3Disconnect the connector of the ﬂoat switch lead 15. FLOAT SWITCH7Plug in the icemaker or connect the power source 4Remove the two mounting screws16. BIN CONTROL SWITCH 17. THERMISTOR 18. CONTROL BOX ePOWER RELAY aPOWER SWITCHbFUSE cFUSE HOLDERfCONTROL BOARD TRANSFORMER 19. WATER TANKFig. 21. SEPARATOR 20. CUBE GUIDE3Remove the top cover and front cover. See Fig 22. SPRAY TUBE, WATER SUPPLY PIPE, SPRAY GUIDE 1Open the door 23. DOORVI. CLEANING AND MAINTENANCE INSTRUCTIONS 1. CLEANINGaCLEANING PROCEDURE 8Same as step 2. MAINTENANCE a EXTERIOR PANELSb STORAGE BIN AND SCOOP c AIR FILTER AIR-COOLEDMODEL 3. PREPARING THE ICEMAKER FOR LONG STORAGEd CONDENSER AIR-COOLEDMODEL bDrain the potable Water Tank“DRAIN” position 6Turn off the power supply at the breaker box4Close the door 5Replace the louver in its correct position