R410A 380~415V 3Ph 50Hz TempMaker Series Split AC MCAC-UTSM-2014-03
101
The cooling effect is
poor.
The condenser or evaporator is
too dirty.
Clean the heat-exchanger.
The intake orifice or exhaust
orifice of the indoor and outdoor
unit is blocked.
Remove foreign mattes to keep well
ventilated.
The door or window is opened.
Close all the windows and doors.
Directly exposed to sunlight.
Obstruct sunlight by curtains or
jalousie.
Too high outdoor environment
temperature.
It is normal, and the cooling effect of the
air conditioner is deteriorated.
The refrigerant is leaked or the
replenishment is deficient.
Detect leak, and fill the refrigerant of a
correct quantity.
The unit keep
starting up and
shutting down
frequently.
The refrigerant is excessive or
deficient.
Detect leak, and fill the refrigerant of a
correct quantity.
Air or non-condensable gas
exists in the refrigerant loop.
Make a vacuum again and fill the
refrigerant.
Repair or replace the compressor.
The voltage is too high or too
low.
Install a voltage regulator.
The refrigerant loop is
obstructed.
Locate the causes and replace the part.
10.3 Faults of remote controller and cause
The shift function cannot be set.
The wind speed
cannot be shifted.
Check whether the mode
marked the screen of controller
is AUTO.
When the auto mode is selected, the
indoor fan speed will be in automatically
running and cannot be adjusted.
Check whether the mode
marked on the controller screen
is DRY.
When the dry mode is selected, the
indoor unit will set fan speed
automatically. The speed can
selectable only in cooling, heating and
fan mode.