A.The refrigerant is insufficient

B.The refrigerant loop or component is blocked.

C.The outdoor unit is not properly installed.

D.The condenser is dirty or blocked.

A.TRUE

B.FALSE

A.Under floor air supply mode.

B.Air supply mode using blast caps

C.In-row horizontal air supply mode

D.Air supply mode using wind pipe

A.Temperature and humidity sensor cannot detect temperature and humidity

B.Equipment drainage capacity is significantly reduced

C.Water leakage at the bottom of the equipment

D.The return air temperature or fan speed fluctuates greatly

A.Camera luminance

B.Camera pixel

C.Camera code

D.Camera installation position