Manuals / Hoshizaki / Kitchen Appliance / Freezer

Hoshizaki HUR68A(-D), HWR40A(-D), HUR96A(-D) HWR40A, HWF40A, 2a. HWR40A-D, HWF40A-D, Units mm in

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

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2.HWR40A, HWF40A

2.HWR40A, HWF40A

Units: mm (in.)

2a. HWR40A-D, HWF40A-D

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Hoshizaki HUR68A(-D), HWR40A(-D), HUR96A(-D), HUR40A(-D), HWR68A(-D) HWR40A, HWF40A, 2a. HWR40A-D, HWF40A-D, Units mm in

Contents

HoshizakiHoshizaki America, Inc SERVICE MANUALModels Commercial Refrigerators & Freezers Undercounter & Worktop SeriesENERGY STAR CONTENTS 2. Alarm Details and Countermeasures III. Service DiagnosisA. Alarm Codes 1. Alarm Display PriorityHUR96A-D, HWR96A-D I. Specifications A. Nameplate RatingsB. Dimensions Undercounter Model Names1. HUR40A, HUF40A Units mm in 1a. HUR40A-D, HUF40A-D 2a. HWR40A-D, HWF40A-D 2. HWR40A, HWF40AUnits mm in 3a. HUR68A-D, HUF68A-D 3. HUR68A, HUF68AUnits mm in 4a. HWR68A-D, HWF68A-D 4. HWR68A, HWF68AUnits mm in 5. HUR96A Units mm in 5a. HUR96A-D6. HWR96A Units mm in 6a. HWR96A-D Evaporator Case II. General Information A. ConstructionPOWER ON Board Self Check B. Sequence of Operation and Timing Charts1. Refrigerators - Continuous Operating Mode a Sequence of OperationTime Timing ChartDefrost Indicator Power ONa Sequence of Operation 2. Freezers - Continuous Operating ModeTime Timing ChartDefrost Indicator Power ONa Sequence of Operation 3. Refrigerators - Energy Saving Operating ModePOWER ON Board Self Check 2-minute DelayDefrost Thermistor Timing ChartDefrost Indicator Power ONa Sequence of Operation 4. Freezers - Energy Saving Operating ModePOWER ON 2-minute DelayDefrost Thermistor Timing ChartDefrost Indicator Power ONC. Control Board 1. Start-Up DelayFront Relay Wiring Harness K311Thermistor Wiring Harness K151 Rear1. Gaining Access to Settings and Diagnostics D. Settings and Diagnosticsa Switching the Display Between Fahrenheit and Celsius F5 2. Temperature Displayb Adjusting the Setpoint Temperature c Cabinet Temperature Correction calibration factor Freezer 3. Settings and Diagnostics Menuearlier a Defrost Interval F0 b Defrost Termination Temperature F1c Setpoint Temperature Differential F2 e Low Temperature Alarm Delay Time F4 d High Temperature Alarm Delay Time F3Detection Time Description f Temperature Display Scale F5g Alarm History F6 Alarm Code4. Operating Modes h Compressor Run Time F7c Automatic Corrections Made During Energy Saving Operating Mode E. Perimeter Frame Heatera Continuous b Energy SavingIII. Service Diagnosis A. Alarm Codes 1. Alarm Display Priority Possible Causes 2. Alarm Details and Countermeasuresa. High Temperature Alarm E1 Reset OptionsReset Options b. Low Temperature Alarm E2Possible Causes Reset Options c. Defrost Alarm E3d. High Pressure Alarm E4 Reset OptionsReset Options e. Clogged Filter Alarm E7Possible Causes Reset Options f. Defrost Temperature Sensor Malfunction Alarm E8Possible Causes Reset Options g. Clogged Filter Sensor Malfunction Alarm E9Possible Causes Reset Options h. Control Board Error Alarms EA and EDRemedy B. Diagnosis ChartProblem Possible CausePossible Cause ProblemRemedy Possible Cause ProblemRemedy C. Thermistor Check 2. Brazing IV. Removal and Replacement of ComponentsA. Service for Refrigerant Lines 1. Refrigerant Recovery3. Evacuation and Recharge C. Removal and Replacement of Compressor B. Removal and Replacement of Refrigeration UnitD. Removal and Replacement of Evaporator 11 Place the new evaporator and new drier in position 5 Recover the refrigerant and store it in an approved container17 Plug in the unit, and turn on the power supply 10 Remove the evaporator and drierE. Removal and Replacement of Capillary Tube / Suction Line Assembly Clogged Filter Thermistor sensor F. Removal and Replacement of ThermistorsCabinet Thermistor Defrost ThermistorH. Removal and Replacement of Defrost Heater G. Removal and Replacement of Door GasketI. Removal and Replacement of Control Board Evaporator Fan Motor J. Removal and Replacement of Fan MotorsK. Door Re-Hinging and Drawer Conversion Condenser Fan Motor2. Stainless Steel Interior V. Cleaning and Maintenance InstructionsA. Cleaning 1. Stainless Steel Exterior7. Drawers B. Maintenance5. Air Filter 6. ShelvesVI. 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