3. Error Code Details
a) Auto Fill Error (A1)
•If the water level sensor in the wash tank is not closed at the end of the auto fill cycle, the unit shuts down, "A1" appears in the display, and the buzzer sounds.
•To reset, use the "ON/OFF" button to turn the unit off and then back on.
•See the chart below for possible causes and remedies.
Code
A 1
Error
Wash tank water level sensor is open at the end of the auto fill cycle.
Operation
Unit stops.
Item
Overflow Pipe
Wash Tank Water Level
Sensor
Rinse Pump
Possible Cause
Out of position.
Heavy scale or soil buildup.
Connector not properly connected.
Open circuit.
Defective.
Open circuit.
Control relay defective.
Remedy
Set in position.
Clean.
Reconnect.
Repair or replace.
Replace.
Repair or replace.
Replace.
Defective.
Replace.
Control Board
Connector not properly connected.
Reconnect.
Improper setting.
Readjust.
Defective.
Replace.
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