Troubleshooting; Before Performing Service; Qc Test Mode; How To Check The Water Level Frequency - LG GCWF1069CS1 Service Manual

8. TROUBLESHOOTING

8-1. BEFORE PERFORMING SERVICE

Be careful of electric shock when disconnecting parts while troubleshooting.
The voltage of each terminal is 120V- when the unit is plugged in.

8-2. QC TEST MODE.

The washer must be empty.
Card Type
1. Insert Service Card
2. Display
3. Press the Start button repeatedly to cycle through the test modes.
Coin Type
1. Turn on/off toggle switch
2. Display
3. Press the Start button repeatedly to cycle through the test modes.
All Types
1. Push the Hot and Cold button at the same time.
2. Push the Warm button 3 times.
3. Lpc1 Display
4. Press the Start button repeatedly to cycle through the test modes.
Number of times the
START button is pressed
None
1 time
2 times
3 times
4 times
5 times
6 times
7 times
8 times
9 times
10 times
11 times( ) *
12 times
13 times
14 times
15 times
16 times

8-3. HOW TO CHECK THE WATER LEVEL FREQUENCY

Press and hold the ADD SUPER WASH+Delicate and WARM buttons simultaneously.

8-4. HOW TO CHECK THE RPM

Press the ADD SUPER WASH AND HOT button simultaneously.
C h e k c P i o t n
Turns on all lamps and locks the door
Tumble Clockwise.
Low Speed Spin
High Speed Spin
Inlet valve for main water turns on.
Inlet valve for hot wash turns on.
Inlet valve for atomizing turns on (single model).
Inlet valve for softener turns on (stack model).
Inlet valve for bleach turns on (single model).
Inlet valve for atomizing/bleach turns on (stack model).
Tumble counter clockwise.
Turn on Circulation Pump
Drain Pump turns on
Turns on all lamps.
Button Checks.
High Speed Spin
PDA Signal Check
When you check the water level, the first digit is a 0 which means 2.
A display indicating 041 is a water level frequency of 241 multiplied by 0.1 KHz , for an
actual frequency of 241 KHz.
Under 200 rpm: The display indicates the rpm. (Under 200 rpm)
Over 200 rpm: The display indicates the rpm. (x 10 rpm)
So, for example a display indicating 050 : rpm of 050 x 10 rpm = 500rpm
Displays 1U:XX, 1g:XX and 12:XX alternatly
(Version)
rpm (40~50)
rpm (600)
rpm(1150)
Water level frequency (255~)
Water level frequency (255~)
Water level frequency (255~)
Water level frequency (255~)
rpm (40~50)
Displayed 0XX
Water level frequency (255~)
Displays 1U:XX, 1g:XX and 12:X0
alternatly (Version)
rpm (1150)
This function is not applied in this
machine
20
D s i p a l y