Trouble Shooting; 7-2.Qc Test Mode; 7-3.How To Know The Water Level Frequency - LG WD-14331(6)AD Service Manual

7. TROUBLE SHOOTING

7-1.BEFORE PERFORMING SERVICE
■ Be careful of electric shock or disconnecting the parts while troubleshooting.
■ Voltage of each terminal in 220-240V~ and DC while applying an electric current.

7-2.QC TEST MODE.

① ① Press Intensive and Rinse Hold button simultaneously.
② ② Power supply on with pressing upper two buttons.Then buzzer sound twice.
③ ③ Press the Start/Pause button as follows.
~Press the Start/Pause button more 4 times until stop spinning₩
Pressing number of
［Start/Pause］ button
None
1 time
2 times
3 times
4 times
5 times
6 times
7 times
8 times
9 times
10 times
11 times

7-3.HOW TO KNOW THE WATER LEVEL FREQUENCY

Press the Rinse Hold button.
ex) 241 : Water level frequency = 241× 10 -1 ㎑
7-4.HOW TO KNOW TO TEMPERATURE OF EACH THERMISTOR
AT OPERATING CONDITION.
I Thermistor in tub : Press the [TIME DELAY] and [RINSE HOLD] button.
I Thermistor in dry duct : Press the [DRY] button.
Checking Point
All lamps turn on
Counterclockwise spin (left)
Low speed Spin
High speed Spin
Inlet valve for prewash operation
Inlet valve for mainwash operation
Hot inlet valve in case of hot water fill
Inlet valve for Dry operation
Clockwise spin (right)
Wash Heater is in operation for 3 sec.
Dry Heater & Dry fan operation
Auto off operation
The digits means water level frequency (10
㎑
-1 )
=24.1㎑
13
Display Status
Drum rpm (About 40~52)
Drum rpm (About 55~70)
Drum rpm (About 130~143)
Water level frequency (25~65)
Water level frequency (25~65)
Water level frequency (25~65)
Drum rpm (About 40~52)
Water temperature