Panasonic CS/CU-E12RKD - Инструкция по эксплуатации - Страница 11

11

English

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 odour.

• 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 odour.

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.

POWER indicator blinks during HEAT mode with no 

warm air supply (and 

fl

 ap is closed).

• The unit is in defrost mode (and 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.

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.

Louder noise at outdoor unit during early

operation of i AUTO-X.

• The compressor and fan rotate at higher speed to boost 

cooling performance during initial operation.

Dust may have collected around the front panel, 

grilles and wall surrounding the unit after extended 

use.

• The dust accumulation is due to air puri

fi

 cation effect of 

negative ions from nanoe-G. Remove the dust regularly with 

a clean dampened cloth.

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.

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.

Troubleshooting

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.

The unit stops and the TIMER indicator blinks.

Use remote control to retrieve error code.

CLOCK

SET

CHECK

RESET

AC

RC

ON

OFF

SET

CANCEL

1

2

3

TIMER

CLOCK

SET

RESET

AC

RC

ON

OFF

SET

CANCEL

1

3

TIMER

Press for 

5 seconds

Press until you 

hear beep sound, 

then write down 

the error code

2

1

Press for 

5 seconds 

to quit 

checking

3

Turn the unit off 

and reveal the 

error code to 

authorised dealer

4

• For certain errors, you may restart the unit for limited 

operation with 4 beeps when operation starts.

Cleaning instructions / 

T

roubleshooting