Haier AD422BMBAA manual When Troubles Occur, Bad cooling effect

Models: AD422BMBAA

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When Troubles Occur

When Troubles Occur

Before asking the commissioned repair center for help, please check the air conditioner according to the following items.

The air conditioner can not start

Is the power switch connected?

ON

 

 

 

The power

OFF

 

 

 

switch is

 

 

 

 

 

 

not at ON

 

 

 

position.

If the city electric If the wire controller power supply is is directly shined by

normal? sunshine or affected with damp.

If the earth creepage breaker works?

Please cut off power immediately and contact with suppler.

Bad cooling effect

Did you adjust the controller as what is specified?

If the air filter is too dirty?

Are doors or windows closed?

If the air inlet or outlet is blocked by obstacles?

Bad heating effect

If the air out louver is in horizontal? (Heating mode)

If the air out louver is horizontal, the warm air can not blow on the floor.

The air conditioner does not blow air in Heating operation, if it is in anti-cold air state? Referring to page7.

If after the above checking and treatment, the air conditioner still can not work normally, or find the following phenomena, please stop the operation of the unit and contact the commissioned repair center.

Bad cooling effect The fuse or breaker often opens circuit.

Manual background During Cooling or Dehumidifying, there is water leakage.

Manual background Abnormal operation or abnormal sound is heard.

Manual background The operation indicator light on the wire controller flashes and trouble code (E0, E1, ..., E9) appears on the screen to indicate the trouble of the air conditioner.

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Haier AD422BMBAA manual When Troubles Occur, Bad cooling effect