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Is the water coming in
drawer continuously?
Replace the Main PCB.
After power off for 10 sec. and power on.
Does the water level over reference line and Is not the water level frequency 25.5Khz or 26.1Khz ?
Or does not the water level over reference line and is the water level frequency 25.5Khz or 26.1Khz?
F1*22TD Press
“Temp.” and “Medic Rinse”
F1*20TD Press “Intensive”
Replace the Inlet Valve assembly.
YES
If FE is displayed again,
then replace the Pressure Switch.
If FE is displayed again,
then replace the Main PCB.
Check the Air Chamber and the Tube (clogged).
NO
NO
YES
Over Flow Error (FE)