Operation
Energy Saving Parameter Setting
(1) Under cooling mode 30°C (86°F), keep pressing
key for 5 seconds to set energy saving
parameter in cooling mode. This cooling energy saving parameter is flashing behind top-left colon. The
default value is 23°C (74°F). This lowest target cooling temperature can be adjusted by . After
setting, press
key to confirm and exit.
(2) Under heating mode 16°C (60°F), keep pressing
key for 5 seconds to set energy saving
parameter in heating mode. This heating energy saving parameter is flashing behind top-right colon.
The default value is 26°C (78°F). This highest target heating temperature can be adjusted by .
After setting, press
key to confirm and exit.
(3) Energy saving parameter will be valid after energy saving icon
displays.
Non-volatile Memory
(1) Set valid or invalid non- volatile memory through dip switch Sw4.
(2) Info memorized: Mode, Fan Speed, Temp. Setting, Swing State, Heat Reclaim Ventilation function.
(3) If timer or sleeping is set, it will be in OFF state after electrified again; it will memorize all the state
before power failure except ON/OFF state.
(4) For easy maintenance, no matter non-volatile memory is valid or invalid, malfunction record will be
remembered.
Communication Malfunction of Wired Controller
If there is no communication between wired controller and indoor unit for 4 minutes, it will display error
code "07" when checking malfunction.
Sensor Malfunction
If the dip switch is set to collect ambient Temp. from wired controller and the sensor can't work
normally, it will display error code "01" when checking malfunction.
22