LG F J5NNW Series, Service Manual

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Before servicing ask the customer what the trouble is.
Check the adjustments. (Power supply :220-240V~, Removal of transit bolts etc..)
Check the troubles referring to the troubleshooting.
Decide service steps referring to disassembly instructions.
Then, service and repair.
After servicing, operate the appliance to see whether it works OK or NOT.
7. TROUBLESHOOTING
7-1. CHECK BEFORE SERVICE
7-2. LOAD TEST MODE
1 Turn on, and touch ‘Wash’ and ‘Rinse’
at the same time in 1 second.
2 The washer must be empty and the controls must be in the off state.
3 Press Power with above two buttons pressed and then buzzer will sound.
4 Press the Start/Pause button repeatedly to cycle through the test modes
1
2
3
4
5
6
Display Status Numbers Check Point Remark
0
1
2
3
4
5
6
7
8
9
10
11
Turns on all light and locks the door.
Tumble clockwise
Low speed spin
High speed spin
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.
Drain pump turns on.
Off
PGM Version Information
rpm(42~50)
rpm (60)
rpm (130~140)
Water level frequency
Water level frequency
Water level frequency
Inlet valve for atomizing turn on.
Water level frequency
rpm
Water temperature
Water level frequency
-
For Hot&Cold Model