Haier WQP12-B9227E, Техническое и сервисное руководство

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E4 tree Inspection
- >
E4
Overflow
Is there any water on
the bottom board?
Make a check of
Flooding Switch
circuit(normally closed)
solve the problem
Reconnect the wire of
Flooding Switch circuit
and check again
OK
Still wrong
Repair or Replace it
to solve problem
No water
Check whether Flooding
Switch is blocked or not
Blocked
Failure
Make a check of
Drain Hose
Some
water
Drain Hose is kinked
or blocked
Solve the problem
Failure Failure
OK
Check whether the
Pressure Switch(83/63)
circuit is correct or not.
Reconnect the wire of
Pressure Switch circuit
and check again
Not
solve the problem
OK
Replace the
Pressure Switch to
solve problem
Still wrong
Make sure consumer use
the proper detergent and
rinse
Give advice
OK
Maybe there is a real
leakage
Improper
Correct
Do as follows
Remove two side panels
Remove the water from the bottom board and make sure there is no water at the bottom board.
Restart the dishwasher with a strong or standard wash program as a leakage could easily repeat at a higher temperature and af ter a long period
of running time.
Observe the bottom tray every twenty minutes.
If any water appears, you will found out which areas, such as motor, drain pump, sump, softener, and hoses between them, and also clips at the
end of each hose, besides the weld seam at the bottom of the tub.
If hours passed, but no water comes out, you should stop the dishwasher with sufficient water in the inner tub, and observe it again after leaving
it alone for one to two hours.
Check whether the
Flowmeter circuit is correct
or not. (mentioned in
section 4)
Reconnect the wire of
Flowmeter circuit and
check again
Not
solve the problem
OK
Replace the
Flowmeter to solve
problem
Still wrong
Correct
Model with
Flowmeter
Model with Pressure
Switch(83/63)
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