Multi F Four-Way Ceiling Cassette Service Manual

Part 5. Trouble Shooting

- 53 -

Only for training and service purposes

LGE Internal Use Only

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