Hoshizaki HUR96A(-D), HWR40A(-D), HUR68A(-D) Settings and Diagnostics Menu, Later Section

Page 26

3. Settings and Diagnostics Menu

To gain access to the settings, see "II.D.1. Gaining Access to Settings and Diagnostics." Once inside this menu, press the MANUAL DEFROST button to scroll through the menu

and the unmarked, blank button at any point to view the current setting. Press the MANUAL DEFROST button to return to the menu screen.

 

 

 

 

Default

 

 

 

 

 

Refrigerator

Freezer

 

 

 

Auxiliary Code

 

 

 

 

 

 

Q5 and

Q6 and

1

 

2

Code

Item

Setting and Display Range

earlier

later

section

 

section

F0

Defrost Interval

1 to 12 hours in 1 hour increments

6

6

 

6

F1

Defrost Termination

Refrigerator: 59 to 68°F (15 to 20°C) in

 

 

 

 

 

 

Temperature

one degree increments

59°F

59°F

41°F

 

 

Freezer: 41 to 68°F (5 to 20°C) in one

 

 

 

 

 

 

 

degree increments

 

 

 

 

 

F2

Setpoint

0 to 6.3°F in increments of .9°F

0°F, -45°F

0°F, -36°F

0°F, -63°F

0°F, -36°F

 

Temperature

(0 to 3.5°C in increments of .5°C)

(0°C,

(2.0, -

(0°C,

 

(2.0,

 

Differential

 

-2.5°C )

2.0°C)

-3.5°C)

 

-2.0°C)

 

(upper and lower)

 

(decimal

(decimal

(decimal

 

(decimal

 

 

 

is not

is not

is not

 

is not

 

 

 

displayed)

displayed)

displayed)

 

displayed)

F3

High Temperature

0 to 180 minutes in 60 minute

 

 

 

 

 

 

Alarm Delay Time

increments

2

2

 

2

 

 

(0=0; 1=60; 2=120; 3=180 minutes)

 

 

 

 

 

F4

Low Temperature

0 or 60 minutes

1

1

 

1

 

Alarm Delay Time

(0=0; 1=60 minutes)

 

 

 

 

 

 

 

F5

Temperature Dis-

Fahrenheit or Celsius

°F

°F

°F

 

play

 

 

 

 

 

 

 

 

F6

Alarm History

Displays alarm history - maximum 8

NA

NA

NA

 

 

alarms

 

 

 

 

 

 

 

F7

Compressor Run

Displays run time between two most

NA

NA

NA

 

Time

recent defrosts

 

 

 

 

 

 

F8

Not Used

 

NA

NA

NA

F9

Not Used

 

NA

NA

NA

26

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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-DHUR68A, HUF68A 3a. HUR68A-D, HUF68A-DHWR68A, HWF68A 4a. HWR68A-D, HWF68A-DHUR96A Units mm 5a. HUR96A-D HWR96A Units mm 6a. HWR96A-D II. General Information Construction Evaporator CaseSequence of Operation Sequence of Operation and Timing ChartsRefrigerators Continuous Operating Mode Timing Chart OperatingFreezers Continuous Operating Mode Freezers Continuous Refrigerators Energy Saving Operating Mode Defrost End Defrost thermistor reaches defrostEnergy Freezers Energy Saving Operating Mode Board Self Check Minute DelayFreezers Energy Start-Up Delay Control BoardRear Relay Wiring Harness K311Thermistor Wiring Harness K151 FrontSettings and Diagnostics Gaining Access to Settings and DiagnosticsAdjusting the Setpoint Temperature Temperature DisplaySwitching the Display Between Fahrenheit and Celsius F5 Cabinet Temperature Correction calibration factor Settings and Diagnostics Menu Later SectionDefrost Termination Temperature F1 Defrost Interval F0Setpoint Temperature Differential F2 High Temperature Alarm Delay Time F3 Low Temperature Alarm Delay Time F4Temperature Display Scale F5 Alarm History F6Compressor Run Time F7 Operating ModesEnergy Saving Perimeter Frame HeaterContinuous III. Service Diagnosis Alarm Codes Alarm Signals Alarm Code ProblemAlarm Display Priority Error Code Priority DescriptionReset Options Alarm Details and CountermeasuresHigh Temperature Alarm E1 Possible CausesLow Temperature Alarm E2 Defrost Alarm E3 High Pressure Alarm E4Clogged 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 RemedyProblem Possible Cause Remedy Problem Possible Cause Remedy Thermistor Check Refrigerant Recovery IV. Removal and Replacement of ComponentsService for Refrigerant Lines BrazingEvacuation and Recharge Removal and Replacement of Refrigeration Unit Removal and Replacement of CompressorRemoval and Replacement of Evaporator Page Page Defrost Thermistor Removal and Replacement of ThermistorsCabinet Thermistor Clogged Filter Thermistor sensorRemoval and Replacement of Door Gasket Removal and Replacement of Defrost HeaterRemoval and Replacement of Control Board Condenser Fan Motor Removal and Replacement of Fan MotorsDoor Re-Hinging and Drawer Conversion Evaporator Fan MotorCleaning and Maintenance Instructions CleaningShelves MaintenanceAir Filter Drawers115/60/1 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