WF-T9020TP - LG Washing Machine Service Manual (repair manual). Page 32

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4-6. TEST RUNNING WITHOUT WATER
1) METHOD TO USE QC TEST MODE
A) WF-T(S,C)550(~2)0(~5)P(P,H,C)
WF-T(S,C)650(~2)0(~5)T(P,H,C)
WF-T(S,C)750(~2)0(~5)T(P,H,C)
WF-T(S,C)750(~1)0(~9)P(P,H,C)
WF-T(S,C)850(~1)0(~9)T(P,H,C), WF-T9020TP
 To use the CHECK PROGRAM (QC TEST MODE), press WATER LEVEL, PROCESS and
POWER button ON without depositing any laundry.
 In QC TEST MODE all LEDs are on and press START(PAUSE) button to check over the following
items.
1
2
3
4
5
6
7
Initial state
Press once
Press twice
Press 3 times
Press 4 times
Press 5 times
Press 6 times
 Water level frequency is on
DISPLAY in the condition of no
water in TUB.
 After detecting laundry amount
the number of pulse is on the
DISPLAY.
 AUTO off.
 All LEDS ON.
64~69 DISPLAY.
 Laundry amount test.
 COLD water.
 HOT water. (option)
 If the LID is opened,            is on the
DISPLAY. In that case, close the LID.
 DRAIN MOTOR is 1st start.
 DRAIN MOTOR is 2nd start and drain
pump is on.
 All LEDS OFF.
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