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Troubleshooting
Troubleshooting tips
The following events may occur during normal operation, and may
not indicate malfunction
Symptom
Operation is delayed after restart
Fan speed changes from off, to very slow and
then normal
Mist coming out of the indoor unit
Low volume sounds are emitted by the air
conditioner
Dust discharges from the unit
Emits a peculiar odour
Changes to fan only while cooling
mode
Operation is erratic, unpredictable or
unresponsive
NOTE: If the problem is not resolved, please contact a local dealer
or the nearest customer service centre. Be sure to inform them of
the detailed malfunctions and unit model number.
Cause
To prevent blowout of the fuse, the compressor will not operate while the protection
circuit is working for about 3 minutes after sudden OFF/ON operation of the power
supply, this is normal operation and designed to protect the compressor.
Automatically happens in heating mode :
•
perform automatic defrosting operation,
•
perform low temperature heating operation
In COOL mode, a mist generated by condensation formed with sudden cooling process
may be emitted.
Hissing sound-- during operation or immediately after stopping the air conditioner,
refrigerant owing sound may be head.
Squeaking sound-- normal expansion and contraction of plastic and metal parts caused
by temperature change during the operation.
Rushing air-- when louvre resets its position.
May occur when air conditioner is used for the rst time or has not been used for a long
time.
Various smells generated from interior textile, furniture, or cigarette smoke absorbed
into the air conditioner may be emitted. If not the case call an authorised service
contractor.
Room temperature reaches the temperature setting of the remote control. If not the
case call your suitable contractor.
Interference from cell phone towers and remote boosters may cause the unit to
malfunction
Disconnect the power and then re-connect.
Press the ON/OFF button on the remote controller to restart operation.
19
Troubleshooting
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