Troubleshooting; 8-1.Before Performing Service; 8-2.Qc Test Mode; 8-3.How To Know The Water Level Frequency - LG WD(M)-8070F(H)(B) Service Manual

8. TROUBLESHOOTING

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.
¡a Press the START/PAUSE button more 4 times until stop spinning¡b
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
8-3. HOW TO KNOW THE WATER LEVEL FREQUENCY
ƒRPress the Option and Spin button simultaneously.
ex) 241 : Water level frequency = 241¡¿10 -1 §
Checking Point
All lamps turn on
Clockwise spin (right)
Low speed spin
High speed spin
Inlet valve for pre-wash operation
Inlet valve for main-wash operation
Hot inlet valve in case of hot water fill
Inlet valve for main-wash operation
Counterclockwise spin (left)
A heater is in operation for 3 sec.
Draining pump operation
Auto off operation
The digits means water level frequency (10
=24.1§
Display Status
Motor rpm (About 45)
Motor rpm (About 63~67)
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) :
Motor rpm (About 122~127) : WD(M)-1370(5)F(H)B/WD(M)-1374(6)F(H)B/WM-1371(6) FHB
Water level frequency (25~65)
Water level frequency (25~65)
Water level frequency (25~65)
Motor rpm (About 45)
Water temperature
Water level frequency
§
-1 )
14
WD(M)-1270(5)F(H)B/WD(M)-1274(6)F(H)B/WD-1271FB