Troubleshooting - Panasonic S-24MF2U6 Operating Instructions Manual

If your air conditioner does not work properly, first check the following points before requesting service. If it still does not work properly,
contact your dealer or a service center.
INDOOR UNIT
Symptom
Noise Sound like streaming water during
operation or after operation
Cracking noise during operation or
when operation stops.
Odor Discharged air is smelled during
operation.
Dewdrop Dewdrop gets accumurated near air
discharge during operation
Fog Fog occurs during operation in cooling
mode.
(Places where large amounts of oil
mist exist at restaurants.)
Fan is rotating for a while even though operation
stops.
Dust
At the initial high-speed operation, the fan may
sometimes rotate faster (for 3 to 30 minutes) than
the setting speed.
OUTDOOR UNIT
Symptom
No When power is turned ON instantly.
operation
When operation is stopped and
resumed immediately.
Noise Noise often occurs in heating mode.
Steam Steam often occurs in heating mode.
When stopped by remote controller, outdoor unit fan
is sometimes operating for a while even though
outdoor compressor is stopped.

TROUBLESHOOTING

• Sound of refrigerant liquid flowing inside unit
• Sound of drainage water through drain pipe
Cracking sound due to temperature changes of parts
Indoor odor components, cigarette odor and cosmetic odor accumurated in
the air conditioner and its air is discharged.
Unit inside is dusty. Consult your dealer.
Indoor moisture is cooled by cool wind and accumulated by dewdrop.
• Cleaning is necessary because unit inside (heat exchanger) is dirty.
Consult your dealer as technical engineering is required.
• During defrost operation
• Fan rotating makes operation smoothly.
• Fan may sometimes rotates because of drying heat exchanger due to
settings.
Dust accumulation inside indoor unit is discharged.
This is for operation check in order to confirm whether the fan motor rotation is
within use range.
Operation is not activated for the first approx. 3 minutes because compressor
protection circuit is activated.
During defrost operation
Fan rotating makes operation smoothly.
Cause
Cause
9