Troubleshooting - Trane R410a Owner's Manual

4. Troubleshooting

Before requesting service, perform following checks.
Waiting
If the trouble has not been corrected, please contact a local dealer or the nearest customer service centre.
Be sure to inform them of the detailed malfunctions and unit model number.
Do not attempt to repair the unit yourself. Always consult an authorized service provider
21
Symptom
Indoor unit does not give
cool air immediately when
unit starts.
Unusual odor blowing from
outlet when unit is started.
Sound of water ow during
operation.
Formation of mist while
cooling.
Creaking noise during start
or stop.
Unit does not operate.
Decreased cooling e ciency.
Remote control does not
work correctly.
Remedy
Compressor restarts after approximately
three minutes to protect itself. On
compressor restarting units starts to give
cool air again
Open the door or window for 2 minutes
and run the AC in Fan mode to allow fresh
air inside the room. This helps to remove
odors from inside the room.
This is caused by refrigerant owing inside
the unit.
Room air is cooled quickly by cold air ow
which looks like fog.
Deformation of plastic because of
temperature change.
Check electrical system connections,
cords and fuses.
Check if power supply is within 10% of
rated supply.
Check 'set temperature' .
Check for obstructions in air inlet and
outlet.
Check air lters for dirt.
Check indoor fan speed.
Check any other openings in the room.
Check e ective distance to indoor unit.
Check low battery error indication on
remote display.
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