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Concealed Duct High Static Pressure
Owner’s Manual
Concealed Duct High Static Pressure
Owner’s Manual
7 ADVANCED SETTINGS
n Power saving mode
1 Push button for at least four seconds when the air conditioner is not working.
• , symbol, and numbers flash.
2 Push (left side of the button) to select an indoor unit to be set.
• Each time you push the button, UNIT No. change
as follows:
4
3
1
5
2
UNIT No.
1-1
UNIT No.
1-2
UNIT No.
1-3
UNIT No.
1-4
The fan of the selected unit runs.
3 Push TIME / buttons, to adjust the power saving mode setting.
• Each push of the button changes the power level
by 1% within the range from 100% to 50%.
• The factory default is 75%.
Setting of power level in
power saving mode
4 Push button.
5 Push button to complete the setting.
Please close
Clean, please.
8 ENERGY SAVING RECOMMENDATIONS
Select a comfortable set point and minimize adjusting it.
• Clean the filter when ever the filter display is illuminated on remote controller.
• Keep doors and windows closed and open them only when necessary.
• Use drapes, curtains, or shades to keep direct sun light from heating the room
on very hot days.
• Do not obstruct the return air grille.
Adjust the air flow direction for even air distribution in the room.
Checks before operating
• Check whether the earth wires are properly connected.
• Check whether the air filters are installed.
• Turn on the leakage breaker at least 12 hours before operating.
Protective device
• The protective device stops operation when the air conditioner is overloaded.
• When the protective device is activated, the current operation stops and the
operation lamp and
on the remote controller flash.
When the protective device is activated
• When the protective device has been activated and stopped operation, turn off the leakage breaker immediately, and ask
the installer to find the cause.
If the air conditioner is operated without fixing the problem, the air conditioner may malfunction.
• Check whether the air filters are installed.
If the air filters are not installed, the air heat exchanger may be clogged with dust, which may result in water leakage.
For cooling
• When the air inlet and/or outlet of the outdoor unit are blocked
• When the air outlet of the outdoor unit is continuously exposed to strong wind
For heating
• When the air filters are clogged with too much dust or dirt
• When the suction port and/or discharge port of the indoor unit are blocked
Do not turn off the leakage breaker
• Do not turn off the leakage breaker during a test run of the air conditioner. Use the ON/OFF button on the air conditioner
instead to control the power.
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