Trouble Shooting; 7-1.Before Svc Checking; 7-2.Qc Test Mode; 7-3.How To Know The Water Level Frequency - LG WM1377HW Service Manual

7. TROUBLE SHOOTING

7-1.BEFORE SVC CHECKING

■ Be careful of electric shock or disconnecting the parts while trouble shooting.
■ Voltage of each terminal in 113-127 V~ and DC while applying an electric current.

7-2.QC TEST MODE.

① Pressing Option (Left) and Soil Level button simultaneously.
② Press the Power
③ Press the Start/Pause button as follows.
Number of times the
Start/Pause button is pressed
None
1 time
t 2 m i s e
t 3 m i s e
4 times
5 times
6 times
7 times
8 times
9 times
10 times
1 t 1 m i s e
7-4.HOW TO KNOW THE WATER LEVEL FREQUENCY
Press the Water Plus and Option(Left) button simultaneously.
ex) 241 : Water level frequency = 241× 10 kHz
button, while the above condition.
C
Turns on all lamps and locks the door.
Tumble clockwise.
o L w s e p d e S
i H h g s e p d e
Inlet valve for prewash turns on.
Inlet valve for main wash turns on.
Inlet valve for hot water turns on.
Tumble counterclockwise.
Heater turns on for 3 sec.
Circulation pump turns on.
Drain pump turns on.
O f f
The digits means water level frequency (10
= 24.1 kHz
e h k c P o t n i
p . n i
S p . n i
-1
-1
14
D s i l p y a S
rpm (42~50)
p r m ( 5 5 ~ 6 ) 5
p r m ( 137)
Water level frequency (229~255)
Water level frequency (229~255)
Water level frequency (229~255)
rpm (42~50)
Water temperature
Water level frequency (0 ~ 255)
Water level frequency (0 ~ 255)
-
kHz)
t a t s u