Self-Diagnosis Feature
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Copyright ©2013 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
2.2 Error Code List
Code
No.
01 Problem in Remote Room Air sensor O Indoor
02 Problem in Refrigerant (Inlet side) sensor O Indoor
03
Bad communication between control panel and indoor unit
O Indoor
05
Bad communication between Indoor unit and Outdoor unit
O
Indoor / Outdoor
06 Problem in Refrigerant (Outlet side) sensor O Indoor
08 Problem in Water Tank sensor O Water Tank
09 PCB Program (EEPROM) Fault O Indoor
13 Problem in Solar-thermal sensor O Indoor
14 Problem in Flow Switch O Indoor
15 Water pipe overheated O Indoor
16 Problems in sensors O Indoor
17 Problem in Water-inlet sensor O Indoor
18 Problem in Water-outlet sensor O Indoor
19 Problem in Water-interlim sensor O Indoor
20 Electric heater overheated O Indoor
Description Unit
Classification
Slight
Trouble
Heavy
Trouble
Option
Trouble
Error
• Notice of error code
-
Slight / Heavy / Option Troubles : lowercases ʻchʼ + code no.
- Errors : capital letters ʻCHʼ + code no.
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