14
Troubleshooting
The following symptoms do not indicate malfunction.
Symptom
Cause
Mist emerges from indoor unit.
• Condensation effect due to cooling process.
Water
fl
owing sound during operation.
• Refrigerant
fl
ow inside the unit.
The room has a peculiar odor.
• This may be due to damp smell emitted by the wall, carpet, furniture or
clothing.
Indoor fan stops occasionally during automatic fan speed
setting.
• This helps to remove the surrounding odours.
Air
fl
ow continues even after operation has stopped.
• Extraction of remaining heat from the indoor unit (maximum 30
seconds).
Operation is delayed a few minutes after restarting.
• The delay is a protection to the unit’s compressor.
Outdoor unit emits water/steam.
• Condensation or evaporation occurs on pipes.
TIMER indicator is always on.
• The timer setting repeats daily once set.
During deice operation, louver is closed.
• The AIR SWING is set to AUTO.
Indoor fan stops occasionally during heating operation.
• To avoid unintended cooling effect.
POWER indicator blinks before the unit is switched on.
• This is a preliminary step in preparation for the operation when the ON
timer has been set.
Cracking sound during operation.
• Changes of temperature caused the expansion/contraction of the unit.
Splashing sound during operation.
• Generating the nanoe on the unit.
Dusts accumulated on the wall.
• Due to air circulation or static electricity generated by the air
conditioner. Some types of wall paper may collect dusts easily
(recommended to clean the area around the air conditioner frequently).
The unit still operates even after it is turned off.
• After the heating operation is stopped, the outdoor unit may continue
its operation to melt the frost on it. (Max. 15 minutes).
Continuous short beep sound.
• Abnormal symptom occurred during test run.
(The timer indicator blinks.)
The beep sound stops in about 3 minutes. Contact your dealer.
Discoloration of some plastic parts.
• Discoloration is subject to material types used in plastic parts,
accelerated when exposed to heat, sun light, UV light, or environmental
factor.
Check the following before calling for servicing.
Symptom
Check
Operation in HEAT/COOL mode is not working ef
fi
ciently. • 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.
Noisy during operation.
• Check if the unit has been installed at an incline.
• Close the front panel properly.
Remote control does not work.
(Display is dim or transmission signal is weak.)
• Insert the batteries correctly.
• Replace weak batteries.
Cannot set TIMER.
• Set the current date on the remote control.
The unit does not work.
• Check if the circuit breaker is tripped.
• Check if timers have been set.
The unit does not receive the signal from the remote
control.
• Make sure the receiver is not obstructed.
• Certain
fl
uorescent lights may interfere with signal transmitter. Please
consult authorised dealer.
NON SERVICEABLE CRITERIAS
TURN OFF and UNPLUG POWER SUPPLY, 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.
The unit stops and the TIMER indicator blinks.
Press INFO button to retrieve error
code
INFO
+8/10°C
HEAT
+8/10°C
HEAT
Example of error code retrieve
successfully.
If failed to received signal from indoor unit “PRESS AGAIN”
will be shown for 4 seconds, repeat previous step.
ERROR F99
PRESS
AGAIN
will be Indicated on the Display
Turn the unit off and reveal the error code to authorised
dealer.
Summary of Contents for CS-VZ9SKE
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