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LG PREMTB10U Programmable Thermostat Instruction Manual

OPERATION INSTRUCTION  
56  
Troubleshooting Mode Self Diagnosis  
The unit will automatically diagnose itself for any problems it experiences. It displays an error  
code for Troubleshooting and repair.  
When an error occurs, the phrase “CH” and  
an error code number are displayed on the  
screen alternately as below.  
Example: When Error code 03 occurs.  
When an error occurs while operating under  
the group control mode, the phrase “CH”  
and an error code are displayed on the  
screen to the right of the indoor temperature  
value alternately as below.  
Example: When Error code 03 occurs,  
C H 0 3  
• When recovery takes place after occurrence of an error, controller operation mode may  
change because of communication with indoor unit. Make sure you set the correct opera-  
tion mode after adjusting vane angle settings.  
• Since the setting of the Thermostat (with cable) can be altered after its recovery from oc-  
currence of a group control error, reset is recommended.  
GeneralDetails
NameLG PREMTB10U Programmable Thermostat Instruction Manual
MakeLG
LanguageEnglish
FiletypePDF (Download)
File size4.55 MB
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LG PREMTB10U Programmable Thermostat Instruction Manual