Troubleshooting - LG DLEC855W Service Manual

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10

TROUBLESHOOTING

1. This TEST should be used for Factory test/Service test. Do not use this DIAGNOSTIC TEST other than specified.
2. Activating the Heater manually with Door open may trp the Thermostat attached to the Heater, therefore do not
activate it manually, (Do not press the door switch to operate the heater while the door is open)
Activating the diagnostic test mode
1. Unit must be in Standby (unit plugged in, display off)
2. Press "POWER" while pressing "MORE TIME" and "LESS TIME" simultaneously.
No. of Button
pressing
None
1 times
2 times
3 times
4 times
5 times
6 times
7 times
Data Display
- Tested under normal operation mode.
- Press the button as follows.
No
1 Time delay + More time
2 Custom PGM + More time
3 Wrinkle Care + More time
4 Drum light + More time
5 Custom PGM + Option
6 Wrinkle Care + Option
7 Drum light + Option
Checkpoints
• Check LED lamps
• Motor run clockwise
• Humidity data
• Motor run clockwise
• Humidity data
• Motor run clockwire
• Heat 1890W On
• Motor run clockwise
• Heat 1890W On, Heat 820W On
• Motor Off, Pump On
• Motor run counterclock wise
• End
Key
19
Display
Moisture Pulse count (normal:1 ~
Increase)
Moisture Pulse Width time (100ms)
(normal:1 ~ Increase)
Temp sensed by low temp thermistor
(located under door)
Temp sensed by High temp
thermistor (located in base)
Value sensed by pump humidity
sensor
Voltage sensed by DC Link
Display
• Width of pulse (min)
• Low thermistor temp data
• High thermistor temp data
• Data of pump
• Motor Frequency
• Motor Duty
• Count of pulse (min)