Hoshizaki DCM-500BWH-OS, DCM-500BAH-OS service manual Sequence of Electrical Circuit Ice Making

Page 25

C. Sequence of Electrical Circuit – Ice Making

1. Fill Cycle

With the power switch in the "ON" position and the control switch in the "ICE" position, the inlet water valve energizes and the reservoir fills with water until the upper float switch closes.

DCM-500BAH

DCM-500BWH

(Control Board)

DCM-500BAH-OS

DCM-500BWH-OS

(Control Board)

WIRE COLOR CODE

BK

BLACK

BR

BROWN

BU

BLUE

DBU

DARK BLUE

GY

GRAY

LBU

LIGHT BLUE

O

ORANGE

 

W/BK

WHITE/BLACK

P

PINK

 

W/BR

WHITE/BROWN

R

RED

 

W/BU

WHITE/BLUE

V

VIOLET

 

W/O

WHITE/ORANGE

W

WHITE

 

W/R

WHITE/RED

Y

YELLOW

 

 

 

25

Image 25
Contents DCM-500BAH DCM-500BAH-OS DCM-500BWH DCM-500BWH-OS Hoshizaki AMERICA, INC Contents Page DCM-500BAH Specifications IcemakerWater TEMP. F DCM-500BAH-OSWater TEMP. F DCM-500BWHPotable Water Water Cooled Condenser DCM-500BWH-OSII. General Information Construction Spout a Expansion Valve Spout B Evaporator Assembly DCM-500BAH-OS, DCM-500BWH-OS Ice Making UnitSequence of Operation Startup Control Board Control Board Control Board Layout DCM-500BAH, DCM-500BWHPart Number 2A2649-01 LED Lights FeaturesControl Board Check Procedure Controls and Adjustments Portion ControlPower Supply Ice Making ComponentsDispensing Components DCM-500BAH, DCM-500BWH Float Switch DCM-500BAH-OS Inlet Water Valve Water Supply Wire Color Code Wiring DiagramsDCM-500BAH-OS, DCM-500BWH-OS DCM-500BWH-OS Sequence of Electrical Circuit Ice MakingDCM-500BWH-OS Ice Purge CycleFreeze Cycle Hour Drain Cycle / Drain Switch Shutdown Low Water Safety High Pressure Switch Continuous Dispense Sequence of Electrical Circuit DispensingPortion Dispense ICE Production Performance DataTotal 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 5b. Ice Dispensing Portion Mode 5a. Ice Dispensing Continuous Mode5c. Water Dispensing Service for Refrigerant Lines Removal and Replacement of ComponentsRefrigerant Recovery BrazingEvacuation 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 Auger and Agitator Removal and Replacement of Dispensing SystemDispensing or Agitating Motor Page Cleaning and Sanitizing Instructions VI. Cleaning and MaintenanceWater System Cleaning ProcedureDispensing Components Sanitizing SolutionBin Control Bracket Snap Pin Frequency Area Task MaintenancePreparing the Icemaker for Long Storage
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