Hoshizaki DCM-750BWH-OS, DCM-750BAH-OS service manual Ice Making Unit

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B. Ice Making Unit

1. DCM-750BAH(-OS)

Cubelet Cutter

Extruding Head

and Upper Bearing

Allen Head Cap Screw

Washer

Extruding Head Heater

Auger

Cylinder

Evaporator

Insulation

Mechanical Seal

Capacitor

Allen Head Cap Screw

with Washer

Housing and

Lower Bearing

O-Ring

Hex Head Bolt

with Washer

Gear Motor

11

Image 11

Contents DCM-750BAH DCM-750BAH-OS DCM-750BWH DCM-750BWH-OS Hoshizaki AMERICA, INC Contents Page DCM-750BAH Specifications IcemakerWater TEMP. F DCM-750BAH-OSPotable Water WATER-COOLED Condenser DCM-750BWHPotable Water Water Cooled Condenser DCM-750BWH-OSII. General Information Construction DCM-750BWH-OS Ice Making Unit Sequence of Operation Startup Control Board Control Board Control Board Layout DCM-750BAH, DCM-750BWHDCM-750BAH-OS, DCM-750BWH-OS LED Lights FeaturesIce Making Components Controls and Adjustments Portion ControlControl Board Check Procedure Power SupplyDispensing Components DCM-750BAH, DCM-750BWH Float Switch Inlet Water Valve DCM-750BWH-OS Wire Color Code Wiring DiagramsDCM-750BAH-OS, DCM-750BWH-OS DCM-750BWH-OS Sequence of Electrical Circuit Ice MakingIce Purge Cycle Orange WHITE/BLACK Pink WHITE/BROWN RED WHITE/BLUE Violet Hour Drain Cycle / Drain Switch Shutdown Low Water Safety High Pressure Switch Continuous Dispense Sequence of Electrical Circuit DispensingPortion Dispense 192 Performance DataApproximate IV. Service Diagnosis Diagnostic Procedure Ice Production Check No Ice Production Diagnostic ChartsProblem Possible Cause Remedy Problem Possible Cause Remedy Low Ice Production Other Dispensing Opti Serve OS Sensors 5c. Water Dispensing 5a. Ice Dispensing Continuous Mode5b. Ice Dispensing Portion Mode Brazing Removal and Replacement of ComponentsService for Refrigerant Lines Refrigerant RecoveryEvacuation and Recharge R-404A Removal and Replacement of Compressor Removal and Replacement of Expansion Valve Removal and Replacement of Evaporator Assembly Components Upper Bearing Wear Check Removal and Replacement of Extruding HeadRemoval and Replacement of Evaporator Removal and Replacement of AugerPage 5b. Lower Housing Removal and Replacement of Gear Motor Page Removal and Replacement of Water-Cooled Condenser Page Removal and Replacement of Fan Motor Adjustment of Water Regulating Valve Water-Cooled Model OnlyRemoval and Replacement of Drain Valve Removal and Replacement of Inlet or Dispensing Water ValveDispensing or Agitating Motor Removal and Replacement of Dispensing SystemDispensing Auger and Agitator Page Cleaning and Sanitizing Instructions VI. Cleaning and MaintenanceWater System Cleaning SolutionDispensing Components Sanitizing SolutionBin Control Bracket Snap Pin Frequency Area Task MaintenancePreparing the Icemaker for Long Storage