Acson Wall Mount Split AC Troubleshooting


If any malfunction of the air conditioner unit is noted, immediately switch off the power supply to the unit.Check the following fault conditions and causes for some simple troubleshooting tips.

Fault: The compressor does not operate 3 minutes after the air conditioner unit is started.

Causes / Action: -Protection against frequent starting. Wait for 3 to 4 minutes for the compressor to start operating.

Fault: The air conditioner unit does not operate.

Causes / Action:

– Power failure, or the fuse needs to be replaced.
– The power plug is disconnected.
– It is possible that your delay timer has been set incorrectly.
– If the fault persist after all these verifications, please contact the air conditioner unit installer.

Fault:The air flow is too low

Causes / Action:




– The air filter is dirty.
– The doors or windows are open.
– The air suction and discharge are clogged.
– The regulated temperature is not high enough

Fault:Discharge air flow has bad odour.

Causes / Action:

– Odours may be caused by cigarettes, smoke particles, perfume etc. which might have adhered onto the coil.

Fault: Condensation on the front air grille of the indoor unit.

Causes / Action:

– This is caused by air humidity after an extended long period of operation.
– The set temperature is too low, increase the temperature setting and operate the unit at high fan speed.

Fault: Water flowing out from the air conditioner unit.

Causes / Action: – Switch off unit and call dealer

Fault:Hissing air flow sound from the air conditioner unit during operation.

Causes / Action: – Refrigerant fluid flowing into the evaporator coil

If the fault persists, please call your local dealer / serviceman








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