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4. Pulsator does not rotate.
YES
NO
NO
NO
NO
NO
NO
YES
YES
YES
YES
NO
NO
YES
YES
YES
YES
NO
NO
YES
Pulsator does not rotate.
Replace defective
PCB ASS`Y.
W/S stopped after
supplying to
selected level?
Water Level Sensor
terminals securely
connected?
Replace defective
Water Level Sensor.
Does the
display "7E"
shows?
Connect terminals
securely.
Water is
supplied?
OK
Replace defective
PCB ASS`Y.
Does the display
"7E" show after
blades rotating?
Remove foreign
materials.
Any foreign
materials
between blades?
HALL SENSOR
terminals securely
connected?
Replace defective
HALL SENSOR.
Connect terminals
securely.
Pulsator is
rotating
correctly?
Check motor for shortage
and replace if defective.
Pulsator is
rotating
correctly?
OK.
OK.
Pulsator is
rotating
correctly?
Replace defective
PCB ASS`Y.
Replace defective
PCB ASS`Y.
Replace
defective
motor.