Operation Tips
• Mode change function doesn't work when the function controller is connected with the system.
Mode Change
Operating mode change for individual
indoor unit
While changing the operating mode of the indoor unit, press the individual
Operate/Stop button for 2 seconds and the operating mode of the
applicable indoor unit will change from cooling to heating mode or from
heating to cooling mode.
When the indoor unit is running in the cooling mode, the status indicator
LED would be green and when the indoor unit is running in the heating
mode, it will be orange.
This is applicable to heatpump models only.
Operating mode change for
group of indoor units
1. Cooling operation of group of indoor units
Press the Total On, Total Off and no. 5 button
simultaneously to change all indoor units to cooling
mode through the Central controller and the LEDs
will turn green.
2. Heating operation of group of indoor units
Press the Total On, Total Off and no. 8 button
simultaneously to change all indoor units to heating
mode through the Central controller and the LEDs
will turn orange.
8 Simple Central Controller