Hoshizaki DCM-750BAH-OS service manual DCM-750BWH-OS

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2. DCM-750BWH(-OS)

Evaporator Assembly

Inlet Water Valve

Expansion Valve

 

Float Switch

Spout A

Spout B

 

Reservoir

Storage Bin

Control Box

 

Power Switch

Bin Control Switch

 

Door Switch

 

 

Agitator (L)

Gear Motor

Agitator (R)

Drain Water Valve

Dispensing Auger

 

Agitating Motor (L)

Agitating Motor (R)

 

Control Switch

 

 

Dispense Mode

 

 

Switch

 

 

 

 

Dispensing Motor

Shutter Assembly

 

 

Water-Cooled Condenser

 

Compressor

 

 

 

Spout Cover

Dispensing Water Valve

 

Drier

 

 

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Contents DCM-750BAH DCM-750BAH-OS DCM-750BWH DCM-750BWH-OS Hoshizaki AMERICA, INC Contents Page Specifications Icemaker DCM-750BAHDCM-750BAH-OS Water TEMP. FDCM-750BWH Potable Water WATER-COOLED CondenserDCM-750BWH-OS Potable Water Water Cooled CondenserII. General Information Construction DCM-750BWH-OS Ice Making Unit Sequence of Operation Startup Control Board Control Board Layout DCM-750BAH, DCM-750BWH Control BoardDCM-750BAH-OS, DCM-750BWH-OS Features LED LightsPower Supply Controls and Adjustments Portion ControlControl Board Check Procedure Ice Making ComponentsDispensing Components DCM-750BAH, DCM-750BWH Float Switch Inlet Water Valve DCM-750BWH-OS Wiring Diagrams Wire Color CodeDCM-750BAH-OS, DCM-750BWH-OS Sequence of Electrical Circuit Ice Making DCM-750BWH-OSIce Purge Cycle Orange WHITE/BLACK Pink WHITE/BROWN RED WHITE/BLUE Violet Hour Drain Cycle / Drain Switch Shutdown Low Water Safety High Pressure Switch Sequence of Electrical Circuit Dispensing Continuous DispensePortion Dispense Performance Data 192Approximate IV. Service Diagnosis Diagnostic Procedure Ice Production Check Diagnostic Charts No Ice ProductionProblem Possible Cause Remedy Problem Possible Cause Remedy Low Ice Production Other Dispensing Opti Serve OS Sensors 5b. Ice Dispensing Portion Mode 5a. Ice Dispensing Continuous Mode5c. Water Dispensing Refrigerant Recovery Removal and Replacement of ComponentsService for Refrigerant Lines BrazingEvacuation and Recharge R-404A Removal and Replacement of Compressor Removal and Replacement of Expansion Valve Removal and Replacement of Evaporator Assembly Components Removal and Replacement of Extruding Head Upper Bearing Wear CheckRemoval and Replacement of Auger Removal and Replacement of EvaporatorPage 5b. Lower Housing Removal and Replacement of Gear Motor Page Removal and Replacement of Water-Cooled Condenser Page Adjustment of Water Regulating Valve Water-Cooled Model Only Removal and Replacement of Fan MotorRemoval and Replacement of Inlet or Dispensing Water Valve Removal and Replacement of Drain ValveDispensing Auger and Agitator Removal and Replacement of Dispensing SystemDispensing or Agitating Motor Page VI. Cleaning and Maintenance Cleaning and Sanitizing InstructionsCleaning Solution Water SystemSanitizing Solution Dispensing ComponentsBin Control Bracket Snap Pin Maintenance Frequency Area TaskPreparing the Icemaker for Long Storage