Hoshizaki JWE-620UA-6B service manual Temperature Display

Page 27

21

Total Operation Cycles Before

10 to 990 cycles

1 to 99

2

 

Alert

 

 

(20 cycles)

22

Display Hold Function

ON: stays on

on or oF

oF

 

 

OFF: goes off after 10 minutes

 

 

23

Power Supply Lock Function

ON: "Ch" keeps flashing until

on or oF

oF

 

 

electrode is turned off

 

 

 

 

OFF: "Ch" goes off when "ON/

 

 

 

 

OFF" button is switched off

 

 

24

N/A

 

 

 

25

N/A

 

 

 

26

Error Log

NA

Most Recent

NA

through

 

 

Errors

 

30

Note: To erase the log, press

 

26 is most

 

 

and hold the up and down

 

recent.

 

 

buttons for 3 seconds with one

 

"--" is displayed

 

 

of the error codes displayed.

 

if the log is

 

 

The unit beeps once and the

 

empty.

 

 

entire log clears.

 

 

 

8. Temperature Display

Indicates the average water temperature read by the wash tank or internal booster tank thermistor. Indicates wash tank water temperature in wash cycle, rinse (internal booster tank) water temperature in rinse cycle. Press the down button to indicate rinse (internal booster tank) water temperature instead of wash tank water temperature while the dishwasher is in "READY" mode. To change the normal temperature display to the rinse (internal booster tank) water temperature, see "Water Temperature Display" (service menu item 12) in "II. D.7.b) Service Menu Chart."

The temperature display range is 32°F to 199°F (0°C to 99°C). To change the display scale, see "Temperature Display Scale" (service menu item 13) in "II.D.7.b) Service Menu Chart."

The temperature display updates every 30 seconds for the wash tank and every 5 seconds for the internal booster tank.

22

Image 27
Contents Model JWE-620UA-6B Hoshizaki AMERICA, INC Contents Page Important Safety Information Display Specifications Specification SheetNameplate Rating Dimensions/Connections Dishwasher II. General Information A. ConstructionInternal Booster Tank Auxiliary Code U-1, U-2, U-3, V-0, A-0 Control BoxAuxiliary Code A-1 and Later Sequence of Operation Auto Fill CycleAuto Fill lamp flashing and RINSE, STANDARD, or Long lamp on Wash Cycle Rinse Cycle STANDBY/CLEANING Button StartDrain Rinse lamp flashingSequence of Operation Flow Chart Auxiliary Code A-1 and Later Control Board Location Control Board and Operation BoardCN5 Control Board LayoutCN9 Control Board DiagramX10 Auto Fill Lamp Error CodesMode Lamps Ready LampStandby Lamp Mode ButtonSTANDBY/CLEANING Button Service Menu AccessDefault Service Menu Chart Auxiliary Code U-1, U-2, U-3, V-0, A-0Service Menu Chart Auxiliary Code A-1 and Later Temperature Display Special Modes Error CodesInternal Booster Tank Energy Saving Mode BuzzerContinuous Wash Mode Consecutive Rinse ModeAlert Function Auxiliary Code A-1 and Later OFF III. Service Diagnosis Diagnostic ProcedureSwitch Open/Closed Display Mode Page Error Code Table Error CodesError Code Log Auto Fill Error A1 Error Code DetailsInternal Booster Tank Auto Fill Error A2 Wash Tank Water Level Error A3 Defective Replace Control Board Repair or replace Replace Wash Tank Thermistor Error H1, H2 Internal Booster Tank Thermistor Error H3, H4 Eeprom Error H6 ROM/RAM Error H5Phase Reversal Error H7 Unit Will Not Start Service Flow ChartsPage Dishes Not Clean Page Inadequate Rinse Dishwasher Will Not Start When Door Closed Wash Tank Water Boils No or Inadequate Detergent/Rinse Aid SupplyWash Tank Water Not Draining Float Switch Check and Cleaning Float Switch CheckFloat Switch Cleaning Thermistor Check IV. Removal and Replacement of Components Accessing the Control BoxRemoval of Panels Page Removal and Replacement of Internal Booster Tank Removal and Replacement of Wash Pump Motor Removal and Replacement of Rinse Pump Motor Removal and Replacement of Handle Removal and Replacement of Door Removal and Replacement of Spring Removal and Replacement of Spring UnitAdjustment of Door Opening/Closing Force Removal and Replacement of Flush Pipe Packing Installation Instructions Removal and Replacement of Thermistor Removal and Replacement of Control Board or Operation Board Control BoardOperation Board Page Cleaning and Maintenance Instructions Daily Maintenance Pump Filter Water Level Sensor Location Front Self-Cleaning Monthly Inspection Weekly MaintenanceDescaling As Required Shutdown Long Storage, Relocation, Disposal, Transfer VI. Operating Instructions VII. Technical Information Water Circuit Auxiliary Code U-1, U-2, U-3, V-0, A-0 Wiring DiagramAuxiliary Code A-1 and Later