Proper Operation Of The Air Conditioner - Daikin FBQ30PVJU Operation Manual

8. PROPER OPERATION OF THE
AIR CONDITIONER
The following symptoms do not indicate air conditioner malfunc-
tion
I. THE SYSTEM DOES NOT OPERATE
• The system does not restart immediately after the ON/
OFF button is pressed.
If the OPERATION lamp lights, the system is in normal con-
dition.
It does not restart immediately because a safety device
operates to prevent overload of the system. After 3 minutes,
the system will turn on again automatically.
• The system does not restart immediately when TEM-
PERATURE SETTING button is returned to the former
position after pushing the button.
If the OPERATION lamp lights, the system is in normal con-
dition.
It does not restart immediately because a safety device
operates to prevent overload of the system. After 3 minutes,
the system will turn on again automatically.
• The system does not start when the display shows
" " and it flashes for a few seconds after pressing
CENTRAL
CONTROL
an operation button.
This is because the system is under centralized control.
Flashes on the display indicates that the system cannot be
controlled by the remote controller.
• The system does not start immediately after the power
supply is turned on.
Wait one minute until the micro computer is ready for oper-
ation.
II. WHITE MIST COMES OUT OF THE UNIT
• When humidity is high during cooling operation. (In
oily or dusty places)
If the inside of an indoor unit is extremely contaminated, 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 operation
requires a qualified service person.
• When the system is changed over to HEATING OPERA-
TION after DEFROST OPERATION.
Moisture generated by DEFROST becomes steam.
III. NOISE OF AIR CONDITIONERS
• A ringing sound after the unit is started.
This is the starting sound of the motor which moves the air-
flow direction blades.
It will quiet down after about one minute.
• A continuous "Whoosh" is heard when the system is in
COOLING or DEFROST OPERATION.
This is the sound of refrigerant gas flowing through both
indoor and outdoor units.
• A "Whoosh" sound is heard at the start or immediately
after the stop of operation and at the start or immedi-
ately after the stop of DEFROST OPERATION.
This is the noise of refrigerant caused by flow stop and flow
change.
• A continuous flow "Whoosh" 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.
English
IV. DUST FROM THE UNIT
• Dust may blow out from the unit after starting operation
after not being used for a while.
Dust absorbed by the unit blows out.
V. THE UNIT GIVES OFF ODORS
The unit absorbs odors in the room, furniture, cigarettes,
etc., and then emits them.
VI. THE LIQUID CRYSTAL OF THE REMOTE CON-
TROLLER DISPLAY
"
Please stand by
"
• This occurs immediately after the main power supply
switch is turned on.
This indicates that the remote controller is in normal condi-
tion and continues temporarily.
Checking the connection.
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