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Troubleshooting - Panasonic CS-E9TKA Operating Instructions Manual

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Troubleshooting

The following symptoms do not indicate malfunction.
Symptom
Mist emerges from indoor unit.
Water fl owing sound during operation.
The room has a peculiar odour.
Airfl ow continues even after operation has
stopped.
Indoor fan stops occasionally during automatic
fan speed setting.
Operation is delayed a few minutes after
restarting.
Outdoor unit emits water/steam.
TIMER indicator is always on.
Indoor fan stops occasionally during heating
operation.
POWER indicator blinks before the unit is
switched on.
Cracking sound during operation.
Discoloration of some plastic parts.
Dust may have collected around the front
panel, grilles and wall surrounding the unit
after extended use.
Check the following before calling for servicing.
Symptom
Operation in COOL/HEAT mode is not working
effi ciently.
Noisy during operation.
Remote control does not work.
(Display is dim or transmission signal is weak.)
The unit does not work.
The unit does not receive the signal from the
remote control.
NON SERVICEABLE CRITERIAS
TURN OFF POWER SUPPLY AND
UNPLUG then please consult authorised
dealer under the following conditions:
• Abnormal noise during operation.
• Water/foreign particles have entered the
remote control.
• Water leaks from Indoor unit.
• Circuit breaker switches off frequently.
• Power cord becomes unnaturally warm.
• Switches or buttons are not functioning
properly.
• Condensation effect due to cooling process.
• Refrigerant fl ow inside the unit.
• This may be due to damp smell emitted by the wall, carpet,
furniture or clothing.
• Extraction of remaining heat from the indoor unit
(maximum 30 seconds).
• This helps to remove the surrounding odour.
• The delay is a protection to the unit's compressor.
• Condensation or evaporation occurs on pipes.
• The timer setting repeats daily once set.
• To avoid unintended cooling effect.
• This is a preliminary step in preparation for the operation
when the ON timer has been set.
• Changes of temperature caused the expansion/contraction
of the unit.
• Discoloration is subject to material types used in plastic
parts, accelerated when exposed to heat, sun light, UV
light, or environmental factor.
• The dust accumulation is due to air purifi cation effect of
negative ions from nanoe-G. Remove the dust regularly
with a clean dampened cloth.
• Set the temperature correctly.
• Close all doors and windows.
• Clean or replace the fi lters.
• Clear any obstruction at the air inlet and air outlet vents.
• Check if the unit has been installed at an incline.
• Close the front panel properly.
• Insert the batteries correctly.
• Replace weak batteries.
• Check if the circuit breaker is tripped.
• Check if timers have been set.
• Make sure the receiver is not obstructed.
• Certain fl uorescent lights may interfere with signal
transmitter. Please consult authorised dealer.
If the unit stops and the TIMER indicator blinks, use
the remote control to retrieve the error code.
1
Press for
ON
ON
5 seconds
TIMER
TIMER
OFF
OFF
3
Press for
5 seconds
to quit
checking
• For certain errors, you may restart the unit for limited
operation if there are 4 beeps when operation starts.
Cause
Check
2
Press until you
SET
SET
hear beep sound,
then write down
CANCEL
CANCEL
the error code
4
Turn the unit off
and reveal the
error code to
authorised dealer
11

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