5. Trouble Shooting
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Only for training and service purposes
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07
Different Operation Mode
• One of Indoor Unit oper-
ate cooling Another Unit
operate heating
• At the same time, this model cannot use cool and
heating mode
Display
code
Title Cause of error Check point & Normal condition
Check Point
1. Check another indoor model operation mode
2. Operating the same mode with the first operated indoor unit
3. Clearing the "CH07"
Press the on/off button or mode change button and matching the indoor unit mode same as the first operated
indoor unit
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