X3 Multisplit Cassette
IU
15
5.2 Instruction
If problem still cannot found out after above checking, please contact service
center and instruct phenomena and model.
5.3 The following circumstance are not malfunction
“Malfunction”
Reason
Air conditioner
doesn’t run
Start up unit immediately
after turned off
The overload protects switch makes it run
after 3 minutes delay.
When opening power
Run for about 1 minute without other actions
Mist is blown from
air conditioner
When cooling
The high humidity air in room is cooled
rapidly
Noise is heard
from air
conditioner
Slight click sound heard
once begin running
Sound of initialization for electric expand
valve
Hissing sound heard
continuously when
cooling
The sound for gas refrigerant flowing in the
unit
Hissing sound heard
when staring or stopping
The sound for gas refrigerant stop s flow
Slight hissing sound
heard when running or
after running
Sound for running of drainage system
Crea k sound heard when
running or after running
The grating sound caused by expands of
panel and other parts for the change of
temperature
Dust be blown for
air conditioner
Started up after long
time’s doesn’t run s
Dust in indoor unit be blown out
Odor gives out
from air
conditioner
When running
This is becau se when air conditioning, odors
or cigarette smoke from the room that was
sucked in is discharged again.
5.4 After-sales Service
When having quality or other problems when purchasing air conditioner, please
contact the local service center.
