LG L2-C242GL0, Service Manual

Page: 26 / 75

26 Multi Air Conditioner
Display Function
Self-diagnosis Function
Display Function
1
(3times)
3sec 3sec
(5times)
3sec
(twice)
3sec 3sec
(once)
3sec 3sec 3sec
2
3
5
8
Error
Code
Error LED
(Indoor body operation LED)
Error contents SVC check point
• Indoor suction temperature
thermistor open/short.
• Indoor pipe temperature
thermistor open/short.
• Indoor TH ass'y check
• Outdoor TH ass'y
check
• Resetting of remocon
operating mode
• Communication
line/circuit check
• Outdoor suction temperature
thermistor open/short.
• Outdoor pipe temperature
thermistor open/short.
• Abnormal operation of multi
product.
(Simultanueous operation of
cooling and heating)
• Indoor fan lock
• Poor communication
• Check indoor fan
motor and outdoor
PCB ass'y
• Cooling, Soft Dry, Fan, Heating
• Cooling, Soft Dry, Fan
• Sleep Mode • Sleep Mode
• Timer Mode • Timer Mode
• Hot-start, Defrost
Operation Indicator
Timer Indicator
Sleep Timer Indicator
Defrost Indicator
Operation Indicator
Timer Indicator
Sleep Timer Indicator
Compressor on Indicator
OUT
DOOR
■
Error Indicator
• The function is to self-diagnoisis airconditioner and express the troubles identifically if there is any trouble.
• Error mark is ON/OFF for the operation LED of evaporator body in the same manner as the following table.
• If more than two troubles occur simultaneously, primarily the highest trouble fo error code is expressed.
• After error occurrence, if error is released, error LED is also released simultaneously.
• To operate again on the occurrence of error code 12, be sure to pull out power cord and then re-insert.
• Having or not of error code is different from Model.
1. Heating Model 2. Cooling Model