Daewoo DWC-ED1232 Manuel de service télécharger pdf (Page 39)

38

Check whether the faucet is turned on

Check whether the inter-terminal

resistance of inlet valve is 4.3kΩ

Unplug the inlet hose and then check

the impurities

Check the malfunctions in valve

Check the connection of connector

with naked eyes

Check whether the inter-terminal

resistance of inlet valve is 4.3kΩ

Check any disconnections in wiring

-> Inspect circuit

See the inspection of "Water Level"

defects

Inspect any openings and blockages

in pressure hoses

Check the malfunctions in valve

Check any leaks from the sides of

inlet valve

3) Inspection and Repairs of Water Inlet Valve

Defects Descriptions Causes Inpsection Method Repair Method

Water

supply

unavailable

Water

supply

unavailable

Constant

water supply

(into tub)

Others

Water is not

supplied despite

the "drone"

Water supply

continues with

the power "ON"

Power is "OFF"

Constant leaks

on sides

Faucet is turned off.

Short coil

Excessive impurities

on SUS filter

Impurities in valve

Disconnected

connector

Coil wire

Disconnection in

wiring

Defective water

level sensor

Inspect any openings and

blockages in pressure hoses

Defective valve

Check any leaks from

the sides of inlet valve

Turn on the faucet

Exchange the part

if it is open

Remove impurities and

"cleanse" the filter

Exchange the inlet valve

Reconnect the

connector

Exchange the inlet

valve

Exchange the

harness

Exchange the

water level sensor

Exchange the

defective part

Exchange the inlet valve

Exchange the inlet

valve

"IE"

"IE"

"IE"

"IE"

"IE"

"IE"

"IE"

"E2"

"E2"

-

-

PCB Error

Mode

1. Inspect the insertion of

PCB pin

2. Unavailable power or

water supply to inlet valve

terminal

1. Water supply starts

promptly when the power

is turned "ON".

1. Examine whether the water

supply continues even

when the power supply is

cut off

1. Examine the

operation/water supply of

inlet valve

2. Examine the drainage

through the drainage hose

3. Check any impurities in

valve housing

4) Defects and Relevant Parts

Unavailabl

e water

supply

Incessant

water

supply

PCB

PCB

Inlet Valve

Synchronous

Drain Motor

(Valve

Housing)

Easily detachable if

the wire is pulled

Open or destroyed PCB

inlet circuit (Water

relay unavailable)

Short circuit in PCB

inlet circuit or water

relay (Incessant electric

transmission to valve)

Deformed water inlet

valve bellows

• Unclosed due to

impurities in

drainage housing

Housing on pin

connection not

properly inserted

Defective inlet

circuit

Short circuit in

water relay

Defective inlet

valve

• Impurities in

valve housing

• Impurities

• Error in returns

of synchronous

motor

Insert the housing

on pin connection

completely

Exchange the PCB

Exchange the PCB

Exchange the inlet

valve

• Remove

impurities

• Remove

impurities

•

Exchange the

synchronous motor

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