Hoshizaki JWE-620UA-6B Standby Lamp, Up Button, Down Button, Display, Mode Button, ON/OFF Button

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d) Standby Lamp

Comes on when the dishwasher is in the standby mode. The unit will not start even when the door is closed with this lamp on. See "II.D.6.h) "STANDBY/CLEANING" button.

e) Up Button, Down Button

Press to scroll through the service menu and adjust settings. Can also be used as follows: Press to display the total number of operations. Displays in six digits, two digits at a time. Example: 123,456 times is indicated by

Press to indicate rinse (internal booster tank) water temperature instead of wash tank water temperature while the dishwasher is in "READY" mode.

f) Display

Indicates wash tank water temperature in wash cycle, rinse (internal booster tank) water temperature in rinse cycle, and error codes.

g) "MODE" Button

Press to change the selected operation mode.

h) "STANDBY/CLEANING" Button

Press to make the dishwasher inoperable even when the door is closed (service menu item 11 set for door start) or press to start the selected mode (service menu item 11 set for "STANDBY/CLEANING" button start). For details, see "Wash/Rinse Cycle Start Initiation" (service menu item 11) in "II.D.7.b) Service Menu Chart." Press and hold to start self-cleaning when the unit has been turned off using the "ON/OFF" button.

i) "ON/OFF" Button

Turns the power on and off for operation.

Note: The power switch (GFCI) supplies power to the unit. The unit, including heaters, is inoperative until the "ON/OFF" button on the operation panel is pressed to turn the unit on.

7. Service Menu and Error Log

The service menu [“01” to “17” and “21” to “25” (Auxiliary Code U-1, U-2, U-3, V-0, A-0) or “01” to “23” and “26” to “30” (Auxiliary Code A-1 and later)] may be used to change settings, acquire diagnostic information, and to view error history.

a) Service Menu Access

•Enter Service Menu: Use the "ON/OFF" button to turn off the unit. Press and hold the "MODE" button, then press the "ON/OFF" button. "01" should appear on the display.

•Scroll: Use the up and down arrow buttons to scroll through the service menu list, settings, and data.

•View Service Menu Setting: Press the "MODE" button to view the selected menu setting.

•Change Setting: Use the up and down arrow buttons to change the setting value.

•Return to Service Menu List: Press the "MODE" button once again to return to the main service menu list.

•Exit Service Menu and Save Settings: Press the "STANDBY/CLEANING" button to exit the service menu and save the settings. The display goes blank.

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Contents Model JWE-620UA-6B Hoshizaki AMERICA, INC Contents Page Important Safety Information Specifications Specification Sheet DisplayNameplate Rating Dimensions/Connections II. General Information A. Construction DishwasherInternal Booster Tank Control Box Auxiliary Code U-1, U-2, U-3, V-0, A-0Auxiliary Code A-1 and Later Sequence of Operation Auto Fill CycleAuto Fill lamp flashing and RINSE, STANDARD, or Long lamp on Wash Cycle STANDBY/CLEANING Button Start Rinse CycleRinse lamp flashing DrainSequence of Operation Flow Chart Auxiliary Code A-1 and Later Control Board and Operation Board Control Board LocationControl Board Layout CN5Control Board Diagram CN9X10 Error Codes Mode LampsReady Lamp Auto Fill LampMode Button STANDBY/CLEANING ButtonService Menu Access Standby LampService Menu Chart Auxiliary Code U-1, U-2, U-3, V-0, A-0 DefaultService Menu Chart Auxiliary Code A-1 and Later Temperature Display Error Codes Internal Booster Tank Energy Saving ModeBuzzer Special ModesContinuous Wash Mode Consecutive Rinse ModeAlert Function Auxiliary Code A-1 and Later OFF III. Service Diagnosis Diagnostic ProcedureSwitch Open/Closed Display Mode Page Error Codes Error Code TableError Code Log Error Code Details Auto Fill Error A1Internal 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 ROM/RAM Error H5 Eeprom Error H6Phase Reversal Error H7 Service Flow Charts Unit Will Not StartPage Dishes Not Clean Page Inadequate Rinse Dishwasher Will Not Start When Door Closed No or Inadequate Detergent/Rinse Aid Supply Wash Tank Water BoilsWash 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 Unit Removal and Replacement of SpringAdjustment 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 Weekly Maintenance Monthly InspectionDescaling As Required Shutdown Long Storage, Relocation, Disposal, Transfer VI. Operating Instructions VII. Technical Information Water Circuit Wiring Diagram Auxiliary Code U-1, U-2, U-3, V-0, A-0Auxiliary Code A-1 and Later
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