Problems
Phenomenon
Reason
Handling method
Outage
Not connect the power supply
Fuse blown of power supply
No operation of air
conditioning
The air conditioner stops
operation shortly after
startup.
The remote controller
indicates the unit is
running.
The air conditioner can
deliver the air, but the air is
not cool or not hot
The remote controller
indicates the unit is
running.
The air conditioner can not
immediately start up.
Press the "ON/OFF" key
of remote controller
ON/OFF" key
No "Bee” sound heard;
OFF of operation
indication lamp
Press "ON/OFF" key after recovery of
power supply
Connect the power supply
Replace with new fuse
Turn on the electric leak switch
The electric leak switch is in OFF state
The remote controller operates out of
operation range
Use up of battery in remote controller
(The indication on screen display becomes
Operate the remote controller in operation
range
Replace with new battery
Protection of compressor
The air inlet or outlet of indoor or outdoor
unit is blocked.
The filter screen is blocked by dust or mud
The filter screen is blocked by dust or mud
The air inlet or outlet of indoor or outdoor
unit is blocked.
Open the door and windows
The temperature setting is too high during
refrigeration
.
The temperature setting is
too low during heating
Remove the blockage
Check the temperature setting on remote
controller and re-set proper temperature
Clean the filter screen
Clean the filter screen
Remove the blockage
Close the door and windows
Wait for automatic release of compressor
protection or call the dealer for drop-in
service
Failure analysis
When the air conditioner can not normally operate, in case of any doubt, please read following contents
before communicating the maintenance department so as to save valuable time and energy.
23
Once the unit stops operation due to outage, the unit will not restart even if recovery of power supply; to restart,
press the "ON/OFF" key on remote controller.
The following cases are not of failure:
1.Sometimes odor: air conditioner collects the odors of smoke, cosmetics, wall and furnitures in room and
blows them out.
2.Sometimes the “hiss” sound will be heard during or after operation, which is due to flowing out of
refrigerant inside the air conditioner;
3.During startup or stop of operation, the "Pi-Pa" sound will be heard sometimes, which is the sound from
7.
Symptom analysis and treatment
