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c) Wash Tank Water Level Error (A3)
• If the water level in the wash tank goes below the water level sensor in "READY" mode or
during operation, the supplementary fi ll cycle starts, "A3" appears in the display, the "AUTO
FILL" lamp fl ashes, and the buzzer sounds three times only at the beginning.
•
If the wash tank water level sensor is closed after the supplementary fi ll cycle, the alarm
resets. If the wash tank water level sensor is still open after the supplementary fi ll cycle,
another cycle starts.
If the wash tank water level sensor is closed after the second cycle, the alarm resets. If the
wash tank water level sensor still does not close after the second cycle, the buzzer sounds,
and the unit completely shuts down.
• See the chart below for possible causes and remedies.
Overflow Pipe
Out of position. Set in position.
Control Board
Connector not properly
connected.
Reconnect.
Defective. Replace.
Wash Tank Water Level
Sensor (Wash Tank
Electrode
)
Heavy scale or soil
buildup.
Clean.
Connector not properly
connected.
Reconnect.
Open circuit. Repair or replace.
Defective. Replace.
Wash tank water level sensor opens in
“READY” mode or during operation.
A 3
Code Error
Item Possible Cause Remedy
Auto fill cycle starts.
Operation
Auto Fill Cycle
Water level too low.
See “A1.”