HUR68A, HUF68A, 3a. HUR68A-D, HUF68A-D | Hoshizaki HUR40A(-D)

3.HUR68A, HUF68A

Units: mm (in.)

3a. HUR68A-D, HUF68A-D

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Hoshizaki HUR40A(-D), HWR40A(-D), HUR96A(-D), HUR68A(-D), HWR68A(-D) service manual HUR68A, HUF68A, 3a. HUR68A-D, HUF68A-D

Contents

Superior Degree Reliability Energy Star Contents Page Undercounter Model Names Specifications Nameplate RatingsDimensions HUR40A, HUF40A Units mm 1a. HUR40A-D, HUF40A-D HWR40A, HWF40A 2a. HWR40A-D, HWF40A-D HUR68A, HUF68A 3a. HUR68A-D, HUF68A-D HWR68A, HWF68A 4a. HWR68A-D, HWF68A-D HUR96A Units mm 5a. HUR96A-D HWR96A Units mm 6a. HWR96A-D II. General Information Construction Evaporator Case Sequence of Operation Sequence of Operation and Timing ChartsRefrigerators Continuous Operating Mode Timing Chart Operating Freezers Continuous Operating Mode Freezers Continuous Refrigerators Energy Saving Operating Mode Defrost End Defrost thermistor reaches defrost Energy Freezers Energy Saving Operating Mode Board Self Check Minute Delay Freezers Energy Start-Up Delay Control Board Relay Wiring Harness K311 Thermistor Wiring Harness K151Rear Front Settings and Diagnostics Gaining Access to Settings and Diagnostics Adjusting the Setpoint Temperature Temperature DisplaySwitching the Display Between Fahrenheit and Celsius F5 Cabinet Temperature Correction calibration factor Settings and Diagnostics Menu Later Section Defrost Termination Temperature F1 Defrost Interval F0 Setpoint Temperature Differential F2 High Temperature Alarm Delay Time F3 Low Temperature Alarm Delay Time F4 Temperature Display Scale F5 Alarm History F6 Compressor Run Time F7 Operating Modes Energy Saving Perimeter Frame HeaterContinuous III. Service Diagnosis Alarm Codes Alarm Signals Alarm Code Problem Alarm Display Priority Error Code Priority Description Alarm Details and Countermeasures High Temperature Alarm E1Reset Options Possible Causes Low Temperature Alarm E2 Defrost Alarm E3 High Pressure Alarm E4 Clogged Filter Alarm E7 Defrost Temperature Sensor Malfunction Alarm E8 Clogged Filter Sensor Malfunction Alarm E9 Control Board Error Alarms EA and ED Diagnosis Chart Problem Possible Cause Remedy Problem Possible Cause Remedy Problem Possible Cause Remedy Thermistor Check IV. Removal and Replacement of Components Service for Refrigerant LinesRefrigerant Recovery Brazing Evacuation and Recharge Removal and Replacement of Refrigeration Unit Removal and Replacement of Compressor Removal and Replacement of Evaporator Page Page Removal and Replacement of Thermistors Cabinet ThermistorDefrost Thermistor Clogged Filter Thermistor sensor Removal and Replacement of Door Gasket Removal and Replacement of Defrost Heater Removal and Replacement of Control Board Removal and Replacement of Fan Motors Door Re-Hinging and Drawer ConversionCondenser Fan Motor Evaporator Fan Motor Cleaning and Maintenance Instructions Cleaning Maintenance Air FilterShelves Drawers 115/60/1 A2. HUR40A-D, HWR40A-D auxiliary code Q6 and later HUF40A-D, HWF40A-D C1. HUR68A, HWR68A auxiliary code Q5 and earlier C2. HUR68A-D, HWR68A-D auxiliary code Q6 and later HUF68A-D, HWF68A-D HUR96A-D, HWR96A-D