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

Page 24

2. DCM-750BAH-OS, DCM-750BWH-OS

WIRE COLOR CODE

BK

BLACK

BR

BROWN

BU

BLUE

DBU

DARK BLUE

GY

GRAY

LBU

LIGHT BLUE

O

ORANGE

P

PINK

R

RED

V

VIOLET

W

WHITE

Y

YELLOW

W/BK

WHITE/BLACK

W/BR

WHITE/BROWN

W/BU

WHITE/BLUE

W/O

WHITE/ORANGE

W/R

WHITE/RED

*

 

 

 

* High Pressure Switch

 

Air-Cooled Model

Water-Cooled Model

Cut-out

412±210 PSIG

384±210 PSIG

Cut-in

327±21 PSIG

284±21 PSIG

24

 

 

Image 24
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 LightsControls and Adjustments Portion Control Control Board Check ProcedurePower Supply 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 5a. Ice Dispensing Continuous Mode 5b. Ice Dispensing Portion Mode5c. Water Dispensing Removal and Replacement of Components Service for Refrigerant LinesRefrigerant Recovery 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 ValveRemoval and Replacement of Dispensing System Dispensing Auger and AgitatorDispensing 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