1
7
Malfunction analysis
Phenomenon
Check items
Solution
Odours are
emitted
●
Whether there’s odour
source, such as furniture and
cigarette, etc.
●
Eliminate the odour source.
●
Clean the filter.
Air condition-
er operates
normally
suddenly
●
Whether there’s interference,
such as thunder, wireless
devices, etc.
●
Disconnect power, put back
power, and then turn on the
unit again.
Outdoor unit
has vapor
●
Heating mode is turned on?
●
During defrosting under
heating mode, it may
generate vapor, which is a
normal phenomenon.
“Water flow
-
ing” noise
●
Air conditioner is turned on or
turned off just now?
●
The noise is the sound of
refrigerant flowing inside
the unit, which is a normal
phenomenon.
Cracking
noise
●
Air conditioner is turned on or
turned off just now?
●
This is the sound of friction
caused by expansion and/or
contraction of panel or other
parts due to the change of
temperature.
