LG WD(M)-8070F(H)(B) - TROUBLESHOOTING; BEFORE PERFORMING SERVICE; QC TEST MODE

8-1. BEFORE PERFORMING SERVICE
¡ÆBe careful of electric shock or disconnecting the parts while troubleshooting.
¡ÆVoltage of each terminal in 220-240V~ and DC while applying an electric current.
8-2. QC TEST MODE.
¤ Pressing Spin, and Temp button simultaneously.
¤ŁPower supply ON with pressing upper two button. then buzzer sound twice.
¤ØPress the START/PAUSE button as follows.
¡aPress the START/PAUSE button more 4 times until stop spinning¡b
8-3. HOW TO KNOW THE WATER LEVEL FREQUENCY
ƒRPress the Option and Spin button simultaneously.
ex) 241 : Water level frequency = 241¡¿10
-1
§
=24.1§
14
8. TROUBLESHOOTING
The digits means water level frequency (10
-1
§ )
Pressing number of
£ START/PAUSE£ button
Checking Point Display Status
None All lamps turn on
1 time Clockwise spin (right) Motor rpm (About 45)
2 times Low speed spin Motor rpm (About 63~67)
3 times High speed spin
Motor rpm (About 79~85) : WD(M)-8070(4)F(H)(B)
Motor rpm (About 100~106) : WD(M)-1070(5)F(H)(B)/WD(M)-1074(6)F(H)B
Motor rpm (About 107~103) : WD(M)-1170(5)F(H)B/WD(M)-1174(6)F(H)B/WM-1171(6)FHB
Motor rpm (About 114~120) : WD(M)-1270(5)F(H)B/WD(M)-1274(6)F(H)B/WD-1271FB
Motor rpm (About 122~127) : WD(M)-1370(5)F(H)B/WD(M)-1374(6)F(H)B/WM-1371(6) FHB
4 times Inlet valve for pre-wash operation Water level frequency (25~65)
5 times
Inlet valve for main-wash operation
Water level frequency (25~65)
Hot inlet valve in case of hot water fill
6 times Inlet valve for main-wash operation Water level frequency (25~65)
7 times Counterclockwise spin (left) Motor rpm (About 45)
8 times A heater is in operation for 3 sec. Water temperature
9 times Draining pump operation Water level frequency
10 times Auto off operation