Error Code List - LG Therma V AHBW A0 Series Service Manual

2.2 Error Code List

Code
No.
01 Problem in Remote Room Air sensor
02 Problem in Refrigerant (Inlet side) sensor
03 Bad communication between control panel and indoor unit
05 Bad communication between Indoor unit and Outdoor unit
06 Problem in Refrigerant (Outlet side) sensor
08 Problem in Water Tank sensor
09 PCB Program (EEPROM) Fault
13 Problem in Solar-thermal sensor
14 Problem in Flow Switch
15 Water pipe overheated
16 Problems in sensors
17 Problem in Water-inlet sensor
18 Problem in Water-outlet sensor
19 Problem in Water-interlim sensor
20 Electric heater overheated
• Notice of error code
-
Slight / Heavy / Option Troubles : lowercases ʻchʼ + code no.
- Errors : capital letters ʻCHʼ + code no.
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Only for training and service purposes
Description
Classification
Slight Heavy
Trouble Trouble
O
O
O
O
O
O
- 47 -
Self-Diagnosis Feature
Unit
Option
Error
Trouble
Indoor
Indoor
O Indoor
O Indoor / Outdoor
Indoor
O Water Tank
O Indoor
O Indoor
O Indoor
O Indoor
O Indoor
Indoor
Indoor
Indoor
O Indoor
LGE Internal Use Only