ENGLISH
TROUBLESHOOTING
Before calling your dealer, refer to the checklist
Call the Dealer Immediately
Problem?Check
If the following conditions occur, turn off and unplug the
main power supply, and then call the dealer immediately.
Y The unit does not operateY Has a circuit breaker been tripped or a fuse blown?
Y Is the power supply plug disconnected from the outlet?Y Abnormal noise is heard during operation.
Y Is the Timer being used correctly?Y Water or foreign material gets into the remote
control by mistake.
Y The unit does not cool or heat effectivelyY Has the temperature been set correctly?
Y Are the air filters dirty?Y Water leak from the indoor unit.
Y Are the air intake or outlet vents blocked?Y Switches or buttons do not operate properly.
Y Are all the windows and doors closed?Y Circuit breaker trips or fuse blows frequently.
* Measure the temperature difference. Operation isY Power supply cord and plug become unusually warm.
normal if, 15 minutes after the start of operation,
the temperature difference between the air intakeY A smell of burning is emitted.
and outlet vents is 8!C or above for cooling andWhen the Timer LED at indoor unit blinks
14!C or above for heating.
The Timer LED blinks indicating abnormality.
Y The unit does not receive remote control signals, orY Are the batteries weak?Press the check button at remote control for 5 seconds,
the remote control display is weak or non-existentY Have the batteries been inserted with the e and r poles
in the correct position?error code will be displayed.
Remote Control
Problem?ReasonDisplay.
Y Air is not discharged immediatelyYAt Cooling Y Soft Dry (auto Fan Speed)ON
Air will not be discharged for approximately 40 seconds.OFF
The unit is designed to prevent tobacco, cooking and body
odors from being discharged together with the cool air.Press TIMER or button to identify the error code.
Y At Heating (POWER LED blinks)Beep sound (4 times) will be heard for the correct error code shown.
This is to prevent cold air from blowing out. Please wait.Turn off the power supply and remove the power supply plug.
Inform the error code to an authorised dealer.
Y Operation stops suddenlyY At Cooling Y Soft Dry (auto Fan Speed)
The indoor fan repeatedly stops for 80 seconds andY Depending on which 3 characters are displayed,
operates for 20 seconds to check the indoor temperature.temporary operation may be possible.
Whenever the temperature reaches the setting
temperature, operation starts again. Characters allowingPossible
Descriptiontemporarytemporary
Y At Heating (POWER LED blinks)operationof operation
When the outdoor temperature is low and humidity is high,operations
frost accumulates on the outdoor unit. The POWER LED
blinks when the unit is melting the frost. (Please wait asEmergencyH23Cooling
defrosting may take up to 10 minutes.)operation with
Y Fog is blowing out from the unitY This occurs when the airflow from the air conditioner coolslimited functions.H27Heating
the room.(The Timer LED
continues to blink.)H28Cooling
Y There is a noiseY A �passtO sound is heard during defrosting or when the air
conditioner operation has been stopped. This is caused by
the refrigerant inside the air conditioner flowing in the Temporary operation
opposite direction.
Y The air conditioner will expand or contract due to changes
in temperature, causing a cracking sound.1. Press the MODE button and select Heating or
Y The sound of water flowing is caused by the refrigerantCooling.
flowing inside the unit.2. Press the operation OFF/ON button
(�beep! beep! beep! beep!O sound is heard).
Y The outdoor unit gives off water and steamY When defrosting, the frost melts and changes to water
and steam.* Use this operation temporarily, until repairs can be
made.
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ACEC
PANASONIC
