Please check below items before asking for maintenance. If the malfunction still
Phenomenon
Check items
Solution
●
Whether it's interfered severely
(such as static electricity,
stable
voltage)?
●
Pull out the plug. Reinsert
the plug after about 3min, and
then turn on the unit again.
●
●
Signal receiving range is 8m.
●
●
Remove obstacles.
●
Whether remote controller is
pointing at the receiving
window?
●
Select proper angle and point
the remote controller at the re-
ceiving window on indoor unit.
●
Is sensitivity of remote contro-
●
Check the batteries. If the
power of batteries is too low,
please replace them.
●
No display when operating
remote controller?
●
Check whether remote cont-
roller appears to be damaged.
If yes, replace it.
●
●
Fluorescent lamp in room?
●
Air inlet or air outlet of indoor
unit is blocked?
●
Eliminate obstacles.
●
●
After reaching to set temper-
ature, indoor unit will stop bl-
●
20
Whether remote controller is
within the signal receiving
range?
Whether there are obstacles?
Indoor unit
can’t receive
remote
controller’s
signal or
remote
controller
has no
action.
Take the remote controller
close to indoor unit.
Turn off the fluorescent lamp
and then try it again.
Under heating mode, indoor
temperature is reached to set
temperature?
Heating mode is turned on just
now?
No air
emitted
from
indoor
unit
In order to prevent blowing
owing out air.
●
Malfunction analysis
General phenomenon analysis
ller low; fuzzy display and no
display?
out cold air, indoor unit will be
started after delaying for sev-
eral minutes, which is a nor-
mal phenomenon.
