No Stop Water Supplying - Samsung DMT SERIES Service Manual

#5. Water Supply Problem

5-2. No Stop Water Supplying

Symptom
ㆍWater is supplied continuously.
Causes
ㆍWater valve defective
ㆍWater level sensor defective
ㆍMain PBA defective
Check Point
Step 1 : Water Valve
If water is supplied on Power off status, replace the water valve.
Step 2 : Water Level Sensor
Check the connections to the Water-level sensor. Check the connections to the Water-level sensor.
Check for the operation of the Water-level sensor float.
If it is faulty, replace the assembly case sensor &
remove foreign material from the float
If it is normal, replace the Main PBA assembly.
Step 3 : Main PBA
Power on and then check voltage of the water valve.
If the voltage value is approximately AC 120V,
even though the valve is not working, Replace Main PBA.
water valve, water level sensor / hose , main PBA
0 43269#0