Daikin FAYP71LV1 [13/15] Trouble shooting
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Daikin FAYP71LV1 [13/15] Trouble shooting

Daikin FAYP71LV1 [13/15] Trouble shooting
English 10
II. The fan speed is different from the setting.
• Pressing the fan speed control button does
not change the fan speed.
When the room temperature reaches the set
temperature in heating mode, the outdoor unit
stops and the indoor unit switches to whisper
mode. This is to prevent the cool air from being
blown directly onto anyone in the room.
III.
AIR BLOW DIRECTION IS NOT AS SPECIFIED.
• Actual air blow direction is not as shown on
the remote controller.
• Automatic swing setting does not work.
Refer to “AIR FLOW DIRECTION ADJUST.”
IV. WHITE MIST COMES OUT OF A UNIT
• When humidity is high during cooling opera-
tion (In oily or dusty places)
If the inside of an indoor unit is extremely con-
taminated, the temperature distribution inside a
room becomes uneven. It is necessary to clean
the inside of the indoor unit. Ask your Daikin
dealer for details on cleaning the unit. This oper-
ation requires a qualified service person.
• When the system is changed over to HEAT-
ING OPERATION after DEFROST OPERA-
TION.
Moisture generated by DEFROST becomes
steam and exists.
V. NOISE OF AIR CONDITIONERS
• A ringing sound after the unit is started.
This sound is generated by the temperature reg-
ulator working.
It will quiet down after about a minute.
• A continuous flow “Shuh” sound is heard
when the systems is in COOLING or
DEFROST OPERATION.
This is the sound of refrigerant gas flowing
through both indoor and outdoor units.
• A “Shuh” sound which is heard at the start or
immediately after the stop of operation or
which is heard at the start or immediately
after the stop of DEFROST OPERATION.
This is the noise of refrigerant caused by flow
stop and flow change.
• A continuous flow “Shah” sound is heard
when the system is in COOLING OPERATION
or at a stop.
The noise is heard when the drain pump is in
operation.
• A “Pishi-pishi” squeaking sound is heard
when the system is in operation or after the
stop of operation.
Expansion and contraction of plastic parts
caused by temperature change makes this
noise.
VI. DUST FROM THE UNITS
• Dust may blow out from the unit after starting
operation from long resting time.
Dust absorbed by the unit blows out.
VII.THE UNITS GIVE OFF ODORS
The unit absorbs the smell of rooms, furniture,
cigarettes, etc., and then emits them.
VIII.THE LIQUID CRYSTAL OF THE REMOTE
CONTROLLER SHOW “”
• It happens immediately after the main power
supply switch is turned on.
This shows that the remote controller is in nor-
mal condition.
This continues temporary.
I. If one of the following malfunctions occurs,
take the measures shown below and contact
your Daikin dealer.
The system must be repaired by a qualified service
person.
WARNING
When the air conditioner is in abnormal con-
ditions (smell of something burning, etc),
unplug the power cord from the outlet, and
contact your dealer
Continued operation under such circumstances
may result in a failure, electric shock, and fire.
• If a safety device such as a fuse, a breaker, or an
earth leakage breaker frequently actuates, or ON/
OFF switch does not properly work.
Measure: Turn off the main power switch
• If water leaks from unit.
Measure: Stop the operation.
• If the display “ ” (INSPECTION), “UNIT No.”,
and the OPERATION lamp flash and the “MAL-
FUNCTION CODE” appears.
10. TROUBLE SHOOTING
01_EN_3P083810-3.fm Page 10 Thursday, December 26, 2002 10:09 AM

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