Troubleshooting Tips - Kelvinator KSV25HWJ User Manual

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
Heating operation stops suddenly and
defrost-light blinks
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 or heating
mode
Operation is erratic, unpredictable or
unresponsive
Error code D1, D2 or D3 appears.
NOTE: If the problem is not resolved, please contact a local dealer
or the nearest customer service center. 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 :
• prevents cold air blowing onto occupants when the heating operation is start,
• perform automatic defrosting operation,
• perform low temperature heating operation
In HEAT mode, the indoor unit temporarily stops for maximum of 10 minutes to perform
the automatic defrosting operation.
In COOL mode, a mist generated by condensation formed with sudden cooling process
may be emitted.
Mist may generate due to moisture generated from defrosting process when the air
conditioner restarts in HEAT mode operation after defrosting
Hissing sound-- during operation or immediately after stopping the air conditioner,
refrigerant owing sound may be heard.
Squeaking sound-- normal expansion and contraction of plastic and metal parts caused
by temperature change during the operation.
Rushing air-- when louver 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.
This is normal operation of the DRED function initiated by your power provider to
minimise demand on the power grid. Please contact your power provider for more
details, This relates to the following models only: KSD25HWJ, KSD35HWJ,
KSD50HWJ, KSD71HWJ, KSD90HWJ.
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Troubleshooting