Manuals / Hoshizaki / Kitchen Appliance / Refrigerator

Hoshizaki 73168 service manual Awaiting Data

Models: 73168

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Service Menu Chart Alarm Signal Dimension Maintenance Reset Options Control Board Check Procedure Controls and Adjustments Refrigerant Recovery Temperature Setpoint Safety

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3. HPR100A(-D)

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Hoshizaki 73168 service manual Awaiting Data

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Contents

Superior Degree Reliability Number Issued Revised Hoshizaki AMERICA, INC Contents Page Page Indicates important information about the use and care Important Safety InformationSerious injury Unit Specifications Nameplate Ratings Dimensions II. General Information Construction Power Switch ON, Rail Cooling Switch OFF Power Switch ON, Rail Cooling Switch Normal or LOWSequence of Operation Cool Down Restart Cabinet Defrost Cabinet Defrost Power Switch ON, Rail Cooling Switch OFF Rail Defrost Power Switch ON, Rail Cooling Switch OFF Cabinet Operation Power Switch ON, Rail Cooling Switch Normal or LOW Position Rail Cooling Cabinet and Rail Cooling Control Board Control Board Location Front Rear Control Board Layout Service Menu LED Display and Service Lock-OutAlarm Signal Compressor Short Cycle Protection Controls and Adjustments Switch SettingsTemperature Display Temperature Setpoint Energy Saving ModeCabinet Defrost Temperature Correction Factor Service Menu Service Menu Access Service Menu Chart Alarm Signals Control Board Check ProcedureControl Board Replacement Thermistor Check Perimeter HeaterCompressor Protector III. Service Diagnosis Alarm Signals Alarm Priority Problem Reset, Corrections, and Adjustments High Temperature Alarm E1 Reset Options Low Temperature Alarm E2 Cabinet Defrost Alarm E3 High Condenser Temperature Alarm clogged filter E7 Defrost Thermistor cabinet Malfunction Alarm E8 Possible Causes5a. Secondary Defrost Thermistor Rail, not used Condenser Thermistor Malfunction Alarm E9 Service Chart Control Board Alarms EA and EDNo Operation Cabinet Cooling Problem Possible Cause Remedy Rail Cooling Cabinet Defrost Other IV. Removal and Replacement of Components Service for Refrigerant LinesRefrigerant Recovery Brazing Evacuation and Recharge R-404APage Removal and Replacement of Refrigeration System Cartridge Refrigerant Recovery ProcedurePage Refrigeration System Pump‑Down Procedure Page Defrost Thermistor Rail Thermistor Removal and Replacement of Compressor Removal and Replacement of Cabinet Evaporator Removal and Replacement of Expansion Valve Removal and Replacement of Liquid Line Valve Removal and Replacement of Condenser Removal and Replacement of Thermistors and Thermostat Cabinet ThermistorDefrost Thermistor Defrost Thermostat Rail Thermistor Removal and Replacement of Defrost Heater Condenser Thermistor clogged filter Removal and Replacement of Fan Motors Cabinet Fan Motor Condenser Fan Motor Rail Fan Motor Removal and Replacement of Door Gasket Door Re-Hinging and Drawer Conversion Cleaning and Maintenance Instructions Work Surface Cabinet Interior Rail and Rail CoverExterior Door/Drawer Gaskets Rail Condensate Pan MaintenancePower Supply Connection Air Filter Shutdown and Long Storage Refrigeration Circuit VI. Technical Information HPR100A-D Wiring Diagrams HPR46A-D 2a. HPR72A-D Auxiliary Code U-5 and Earlier 2b. HPR72A-D Auxiliary Code U-6 and Later Awaiting Data

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