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Phenomenon Check items
Solution
No air emitted
from indoor unit
●
Air inlet or air outlet of indoor unit
is blocked?
●
Eliminate obstacles.
●
Under heating mode, indoor
temperature is reached to set
temperature?
●
After reaching to set
temperature, indoor unit will stop
blowing out air.
●
Heating mode is turned on just
now?
●
In order to prevent blowing out
cold air, indoor unit will be started
after delaying for several minutes,
which is a normal phenomenon.
Set temperature
can
’
t be
adjusted
●
Unit is operating under auto
mode?
●
Temperature can’t be adjusted
under auto mode. Please switch
the operation mode if you need to
adjust temperature.
●
Your required temperature
exceeds the set temperature range?
●
Set temperature range:
16
℃
~30
℃
.
Cooling
(heating) effect
is not good.
●
Voltage is too low?
●
Wait until the voltage resumes
normal.
●
Filter is dirty?
●
Clean the filter.
●
Set temperature is in proper
range?
●
Adjust temperature to proper
range.
●
Door and window are open?
●
Close door and window.
Odours are
emitted
●
Whether there’s odour source,
such as furniture and cigarette, etc.
●
Eliminate the odour source.
●
Clean the filter.
Air conditioner
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 flowing
”
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.
