– 54 –
Service Mode Test
Sequence
t01 Confi gure UI Enter
Displays “confi gure UI”
Power
Returns to service mode screen
t02 Error Codes
Enter
Displays error codes
Start/
Pause
Clears highlighted error code from machine
Power
Returns to service mode screen
t03 Version Info
Enter
Displays the current version of software
Power
Returns to service mode screen
t04 Vibration
Test
Enter
Spins up to 1300 rpm; then goes back to service mode screen
Power
Interrupts and returns to service mode
t05 EEProm Test Enter
Displays “test in progress” for a while; then displays UI Memory status
Start
Displays PB status
Power
Returns to service mode screen
t06 UI Test
Enter
Lights up LEDs on the left side of UI and VFD; then lights up the right side
LEDs
Power
Returns to service mode screen
t07 Key
Continuity
Enter
Begins testing
Any Button
but Power
Beep sounds as button is pressed
Power
Returns to service mode screen
t08 Pump Test
Enter
Begins running the drain pump
Power
Interrupts draining and returns to service mode
t09 Water Level
Sensor
Enter
Unit begins to drain. When draining is complete, displays “Tub Empty”
Start
Fills to foam level. Displays “Tub Empty” until fi ll is complete; then shows
“Foam Level”
Start
Fills to normal level. Displays “Foam Level” until fi ll is complete, then
shows “Normal Wash Level”
Start
Fills to overfl ow level. Display shows “Normal Wash Level” until fi ll is
complete. When overfl ow level is reached, the pump begins to drain out
the water.
Power
Drains and returns to service mode
t10 Temp Sensor
and Heater
Enter
Displays “baseline” and “current” temperature. Unit fi lls with water and
gets heated
Power
Drains and returns to service mode screen
t11 Hot Water
Valve Test
Enter
Fills with hot water. Display shows “Hot Water On”
Power
Drains and returns to service mode screen
t12 Cold Water
Valve Test
Enter
Fills with cold water. Display shows “Cold Water On”
Power
Drains and returns to service mode screen
t13 Tumble Test
Enter
Unit tumbles
Power
Returns to service mode screen
(Continued Next Page)
The following tables show the diagnostic tests and the button sequence that is required to perform them.