21
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Odours are
emitted
Ɣ
Whether there’s odour source,
such as furniture and cigarette,
etc.
Ɣ
Eliminate the odour source.
Ɣ
Clean the filter.
Ɣ
Whether there’s interference,
such as thunder, wireless
devices, etc.
Ɣ
Disconnect power, put back
power, and then turn on the
unit again.
Outdoor
unit has
vapor
Ɣ
Heating mode is turned on?
Ɣ
During defrosting under he-
ating mode, it may generate
vapor, which is a normal
phenomenon.
“ Wa t e r
flowing”
noise
Ɣ
Air conditioner is turned on or
turned off just now?
Ɣ
The noise is the sound of
refrigerant flowing inside
the unit, which is a normal
phenomenon.
Cracking
noise
Ɣ
Air conditioner is turned on or
turned off just now?
Ɣ
This is the sound of friction
caused by expansion and/or
contraction of panel or other
parts due to the change of
temperature.
Malfunction analysis
Air conditioner
operates nor-
mally suddenly
