Carrier 40GJ Owner's Manual page 17

Malfunction Debarring
Instruction
If problem still cannot found out after above checking, please contact service center and instruct
phenomena and model.
The following circumstance are not malfunction
Air conditioner doesn't
run
Mist is blown from air
conditioner
Noise is heard from air
conditioner
Dust be blown for air
conditioner
Odor gives out from air
conditioner
After-sales Service
When having quality or other problems when purchasing air conditioner, please contact the local service
center.
"Malfunction"
Start up unit immediately after turned
off
When opening power
When cooling
Slight click sound heard once begin
running
Hissing sound heard continuously
when cooling
Hissing sound heard when staring or
stopping
Slight hissing sound heard when
running or after running
Creak sound heard when running or
after running
Started up after long time's doesn't
runs
When running
13
Reason
The overload protects switch makes it
run after 3 minutes delay.
Run for about 1 minute without other
actions
The high humidity air in room is
cooled rapidly
Sound of initialization for electric
expand valve
in the unit
The sound for gas refrigerant stops
Sound for running of drainage system
The grating sound caused by expands
of panel and other parts for the
change of temperature
Dust in indoor unit be blown out
This is because when air conditioning,
odors or cigarette smoke from the
room that was sucked in is discharged
again.