Troubleshooting Guide
- 51 -
Copyright ©2013 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
06
Refer to CH02
Error
No.
Error Type
Error Point
Main Reasons
Indoor unit outlet pipe
temperature sensor open
or short
Indoor unit outlet pipe
temperature sensor
error
■
Error diagnosis and countermeasure flow chart
* Check mode selection setting of wired remote controller.
** Outside main PCB dip switch no.5 (Cooling) or no.6 (Heating) is in On, different mode operation error
may occur because the operation mode is fixed by dip switch setting.
♦
Dip switch Setting
♦
*** Dissolution method CH07 with remote controller
1) Error removal method : Turn off remote controller by pressing the On/Off button on the cabled remote controller.
The error code will be removed automatically after few seconds.
With cableless remote controller: Turn off indoor unit, and then turn on by changing the operation
mode. The error will disappear.
Is operation mode of
outside & Indoor units
same?
Adjust outside main PCB
dip switch setting *
Yes
No
END
Does error code
disappear
after set operation
mode same?**
Replace Indoor PCB***
No
Yes
1 2 3 4
5
6 7
ON
1 2 3 4
5
6 7
ON
1 2 3 4
5
6 7
8 9 10 11 12 13 14
1 2 3 4
5
6 7
ON
1 2 3 4
5
6 7
ON
1 2 3 4
5
6 7
8 9 10 11 12 13 14
Summary of Contents for ARWN038GA2
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