1
6
ISSUE
CAUSE
SOLUTION
Unit is not plugged
in
Plug the unit in.
The A/C doesn’t
work
The display panel
displays “FL”.
Restart the A/C a
ft
er powering
o
ff
and draining, then it will
return to normal.
The
ti
mer was set,
and the unit shut
o
ff
.
Restart the unit 3 minutes a
ft
er it
automa
ti
cally shuts o
ff
.
The unit is in
direct sunlight.
Move the unit out of
direct sunlight.
Too many
doors/windows are
open; a heat source
is
affectin
g the unit.
Close doors and windows,
remove any heat sources placed
too close to the A/C.
The A/C starts
up too
frequently
Dust
fil
ter is dirty
Clean the dust
fil
ter
.
Air intake or exhaust
output are clogged.
Remove the exhaust tube and
check for any blockage.
The unit is
The unit isn’t placed
on a level surface.
making too
Place it on even and
fir
m ground,
avoid shaking.
much noise
Notice:
For any issues not listed here that arise while using the A/C, turn the
unit off and unplug it, wait a few minutes, and try again. If problems persist,
contact customer service.
CODE
FL
E1
E2
E4
DESCRIPTION
The internal water tank is full and needs to be emptied.
Coil temperature sensor error. Turn off your air conditioner and
call a professional maintenance technician or service center.
Indoor temperature sensor error. Turn off your air conditioner and
call a professional maintenance technician or service center.
Anti-freezing protection. The air conditioner coil temperature is
too low and the unit has turned off automatically. The unit resets
itself when the temperature reaches 46.4°F (8°C).
TROUBLE SHOOTING
In case of any of the following problems, please contact our customer
ERROR CODE
