1. Press Program button and Set/Clr button at the same time for 3 seconds.
2. The current group and the indoor unit numbers are indicated on the "88" of the wired remote control.
3. Set numbers by using the temperature adjust
key.
4. Press Program button and Set/Clr button at the
same time for 3 seconds.
5. If transmit recognition data are received from the
indoor unit, it returns to the general operation
mode.
Main unit and Sub unit PCB
WARNING
• Valve address and central control address of its corresponding indoor unit should be set identical in manual
addressing.