Attempt to use the air conditioner under the temperature beyond the specified range may cause
the air conditioner protection device to start and the air conditioner may fail to operate. Therefore,
try to use the air conditioner in the following temperature conditions.
Inverter air conditioner:
Heating Cooling
Dry
Room temperature
0 ~30
17 ~32
Outdoor temperature
-20 ~30
-15 ~53
With the power supply connected, restart the air conditioner after shutdown, or switch it to other
mode during operation, and the air conditioner protection device will start. The compressor will
resume operation after 3 minutes.
Characteristics of heating operation (applicable to Heating pump)
Preheating:
When the heating function is enabled, the indoor unit will take 2~5 minutes for preheating, after
that the air conditioner will start heating and blows warm air.
Defrosting:
During heating, when the outdoor unit frosted, the air conditioner will enable the automatic
defrosting function to improve the heating effect. During defrosting, the indoor and outdoor fans
stop running. The air conditioner will resume heating automatically after defrosting finish.
Emergency button:
Open the panel and find the emergency button on the electronic control box when the remote
controller fails . (Always press the emergency button with insulation material.)
Current status
Enter mode
Standby
Press the emergency button
once
It beeps briefly once. Cooling mode
Standby
(Only for heating pump)
Press the emergency button
twice in 3 seconds
It beeps briefly twice.
Heating mode
Running
Press the emergency button
once
It keeps beeping for a while
Off mode
control-box cover
(open the panel of indoor unit)
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