Trouble Shooting - Daewoo DWD-E1200R S Svc Manual

6. TROUBLE SHOOTING

1) VALVE INLET
TROUBLE SITUATION
WATER IS NO WATER
SUPPLIED SUPPLY WITH
"BUZZ" SOUND
NO WATER
SUPPLY
WITH SILENCE
WATER THE WATER
SUPPLY SUPPLY START
IS NOT WHEN POWER
STOPPED "ON"
THE WATER
SUPPLY START
WHEN POWER
"OFF"
Etc water leakage to the
side
Checking method of coil resistance, harness, connector.
MAIN PCB
"8P" WHITE
CONNECTOR
* "IE" ERROR : lack of water supply
CAUSE CHECK POINT
closed water tap check the water tap opened
coil short check the resistance 4320~5280Ω
alien materal jammed check the filter
alien material inside
inlet valve
unfixing connector check the connector
coil short check the resistance 4320~5280Ω
check the connector
harness short check the pressure switch
pressure s/w broken check the hose torn or twisted
pressure hose broken
inlet valve broken check the leakage of inlet valve
inlet valve poorly
assembled
32
SOLUTION
Open the water tap
Clean the filter
Change the Inlet-
–
Valve
The contact of the
Connector
Change the Inlet-
Valve
Change the Sensor
Pressure
Change the bad
–
parts
Change the Inlet-
Valve
Change the Inlet-
Valve
WASH VALVE(GREEN) :
COMMON(BLUE)/RESISTANCE TEST
PRE-WASH VALVE(RED) :
COMMON(BLUE)/RESISTANCE TEST
DRY VALVE(YELLOW) :
COMMON(BLUE)/RESISTANCE TEST
COMMON(BLUE)
PCB
ERROR MODE
"IE"
"IE"
"IE"
"IE"
"IE"
"IE"
"IE"
"E2"
"E2"
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