Manuals / Hoshizaki / Kitchen Appliance / Freezer

Hoshizaki HUR96A(-D), HWR40A(-D), HUR68A(-D) HUR40A, HUF40A Units mm in 1a. HUR40A-D, HUF40A-D

Models: HWR68A(-D) HUR40A(-D) HUR68A(-D) HUR96A(-D) HWR40A(-D)

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1.HUR40A, HUF40A Units: mm (in.)

1.HUR40A, HUF40A Units: mm (in.)

1a. HUR40A-D, HUF40A-D

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Hoshizaki HUR96A(-D), HWR40A(-D), HUR68A(-D), HUR40A(-D), HWR68A(-D) HUR40A, HUF40A Units mm in 1a. HUR40A-D, HUF40A-D

Contents

Commercial Refrigerators & Freezers Undercounter & Worktop Series SERVICE MANUALModels HoshizakiHoshizaki America, IncENERGY STAR CONTENTS 1. Alarm Display Priority III. Service DiagnosisA. Alarm Codes 2. Alarm Details and CountermeasuresUndercounter Model Names I. Specifications A. Nameplate RatingsB. Dimensions HUR96A-D, HWR96A-D1. HUR40A, HUF40A Units mm in 1a. HUR40A-D, HUF40A-D 2. HWR40A, HWF40A 2a. HWR40A-D, HWF40A-DUnits mm in 3. HUR68A, HUF68A 3a. HUR68A-D, HUF68A-DUnits mm in 4. HWR68A, HWF68A 4a. HWR68A-D, HWF68A-DUnits mm in 5a. HUR96A-D 5. HUR96A Units mm in6. HWR96A Units mm in 6a. HWR96A-D II. General Information A. Construction Evaporator Casea Sequence of Operation B. Sequence of Operation and Timing Charts1. Refrigerators - Continuous Operating Mode POWER ON Board Self CheckPower ON Timing ChartDefrost Indicator Time2. Freezers - Continuous Operating Mode a Sequence of OperationPower ON Timing ChartDefrost Indicator Time2-minute Delay 3. Refrigerators - Energy Saving Operating ModePOWER ON Board Self Check a Sequence of OperationPower ON Timing ChartDefrost Indicator Defrost Thermistor2-minute Delay 4. Freezers - Energy Saving Operating ModePOWER ON a Sequence of OperationPower ON Timing ChartDefrost Indicator Defrost Thermistor1. Start-Up Delay C. Control BoardRear Relay Wiring Harness K311Thermistor Wiring Harness K151 FrontD. Settings and Diagnostics 1. Gaining Access to Settings and Diagnostics2. Temperature Display a Switching the Display Between Fahrenheit and Celsius F5b Adjusting the Setpoint Temperature c Cabinet Temperature Correction calibration factor 3. Settings and Diagnostics Menu Freezerearlier b Defrost Termination Temperature F1 a Defrost Interval F0c Setpoint Temperature Differential F2 d High Temperature Alarm Delay Time F3 e Low Temperature Alarm Delay Time F4Detection Time Alarm Code f Temperature Display Scale F5g Alarm History F6 Descriptionh Compressor Run Time F7 4. Operating Modesb Energy Saving E. Perimeter Frame Heatera Continuous c Automatic Corrections Made During Energy Saving Operating ModeIII. Service Diagnosis A. Alarm Codes 1. Alarm Display Priority Reset Options 2. Alarm Details and Countermeasuresa. High Temperature Alarm E1 Possible Causesb. Low Temperature Alarm E2 Reset OptionsPossible Causes Reset Options c. Defrost Alarm E3d. High Pressure Alarm E4 Reset Optionse. Clogged Filter Alarm E7 Reset OptionsPossible Causes f. Defrost Temperature Sensor Malfunction Alarm E8 Reset OptionsPossible Causes g. Clogged Filter Sensor Malfunction Alarm E9 Reset OptionsPossible Causes h. Control Board Error Alarms EA and ED Reset OptionsPossible Cause B. Diagnosis ChartProblem RemedyProblem Possible CauseRemedy Problem Possible CauseRemedy C. Thermistor Check 1. Refrigerant Recovery IV. Removal and Replacement of ComponentsA. Service for Refrigerant Lines 2. Brazing3. Evacuation and Recharge B. Removal and Replacement of Refrigeration Unit C. Removal and Replacement of CompressorD. Removal and Replacement of Evaporator 10 Remove the evaporator and drier 5 Recover the refrigerant and store it in an approved container17 Plug in the unit, and turn on the power supply 11 Place the new evaporator and new drier in positionE. Removal and Replacement of Capillary Tube / Suction Line Assembly Defrost Thermistor F. Removal and Replacement of ThermistorsCabinet Thermistor Clogged Filter Thermistor sensorG. Removal and Replacement of Door Gasket H. Removal and Replacement of Defrost HeaterI. Removal and Replacement of Control Board Condenser Fan Motor J. Removal and Replacement of Fan MotorsK. Door Re-Hinging and Drawer Conversion Evaporator Fan Motor1. Stainless Steel Exterior V. Cleaning and Maintenance InstructionsA. Cleaning 2. Stainless Steel Interior6. Shelves B. Maintenance5. Air Filter 7. DrawersVI. Wiring Diagrams A1. HUR40A, HWR40A auxiliary code Q5 and earlier A2. HUR40A-D, HWR40A-D auxiliary code Q6 and later B. HUF40A-D, HWF40A-D C1. HUR68A, HWR68A auxiliary code Q5 and earlier C2. HUR68A-D, HWR68A-D auxiliary code Q6 and later D. HUF68A-D, HWF68A-D E. HUR96A-D, HWR96A-D