Clean and maintenance
Notice for recovery
1. Many packing materials are recyclable materials.
Please dispose them in appropriate recycling unit.
2. If you want to dispose the air conditioner, please contact local dealer or
consultant service center for the correct disposal method.
21
NOTICE: Checking before use-season
NOTICE: Checking after use-season
1. Check whether air inlets and air outlets are blocked.
2. Check whether air switch, plug and socket are in good condition.
3. Check whether filter is clean.
4. Check whether mounting bracket for outdoor unit is damaged or corroded.
If yes, please contact dealer.
5. Check whether drainage pipe is damaged.
1. Disconnect power supply.
2. Clean filter and indoor unit’s panel.
3. Check whether mounting bracket for outdoor unit is damaged or corroded.
If yes, please contact dealer.
Malfunction analysis
General phenomenon analysis
22
● Remove obstacles.
● Eliminate obstacles.
Please check below items before asking for maintenance. If the malfunction still
can’t be eliminated, please contact local dealer or qualified professionals.
Phenomenon
Check items
Solution
Indoor unit
can’t receive
remote
controller’s
signal or
remote
controller
has no
action.
● Whether it’s interfered severely
(such as static electricity,
stable voltage)?
● Whether remote controller is
within the signal receiving
range?
● Signal receiving range is 8m.
● Check the batteries. If the
power of batteries is too low,
please replace them.
● Select proper angle and point
the remote controller at the re-
ceiving window on indoor unit.
● Whether remote controller is
pointing at the receiving
window?
● Is sensitivity of remote
controller low; fuzzy display
and no display?
● Whether there are obstacles?
● No display when operating
remote controller?
● Fluorescent lamp in room?
● Air inlet or air outlet of indoor
unit is blocked?
● Under heating mode, indoor
temperature is reached to set
temperature?
● After reaching to set temper-
ature, indoor unit will stop bl-
owing out air.
● In order to prevent blowing out
cold air, indoor unit will be
started after delaying for sev-
eral minutes, which is a nor-
mal phenomenon.
● Heating mode is turned on just
now?
● Pull out the plug. Reinsert the
plug after about 3min, and
then turn on the unit again.
● Check whether remote
controller appears to be
damaged. If yes, replace it.
● Take the remote controller
close to indoor unit.
● Turn off the fluorescent lamp
and then try it again.
No air
emitted
from indoor
unit
