Following Symptoms Are Not System Troubles - Daikin FXMQ125NFRV16 Operation Manual

7-1 HOW TO CLEAN THE AIR FILTER
Clean the air filter when the display shows "
(time to clean air filter).
Increase the frequency of cleaning if the unit is
installed in a room where the air is extremely con-
taminated.
(As a yardstick for regulating yourself, consider
cleaning the filter.)
1. Remove the air filters.
2. Clean the air filter.
Use vacuum cleaner A) or wash the air filter with
water B).
A) Using a vacuum cleaner.
B) Washing with water.
To clean the air filter, use
soft brush and neutral
detergent.
Remove water and dry in
the shade after cleaning.
3. Fix the air filter.
4. Press the FILTER SIGN RESET BUTTON on
the remote controller.
The display " " (time to clean air filter) van-
ishes.
About other air filter
Clean the air filter by suitable method in the filter.
NOTE
• Do not remove the air filter except when cleaning.
Unnecessary handling may damage the filter.
HOW TO CLEAN AIR OUTLET
1. Clean with soft cloth.
2. When it is difficult to remove stains, use
water or neutral detergent.
NOTE
• Do not use gasoline, benzene, thinner, polishing
powder, liquid insecticide. It may cause discolour-
ing or warping.
• Do not let the unit get wet. It may cause an electric
shock or a fire.
8. FOLLOWING SYMPTOMS ARE
NOT SYSTEM TROUBLES
"
8-1 THE SYSTEM DOES NOT OPERATE
• The system does not start immediately after
the ON/OFF button on the remote controller is
pushed.
If the operation lamp lights, the system is in nor-
mal condition.
To prevent overloading of the compressor motor,
the system starts 5 minutes after it is turned ON
again in case it was turned OFF just before. The
same starting delay occurs after the operation
mode selector button was used.
• If the display shows "
ized control) and pressing the operation button
causes the display to blink for a few seconds.
This indicates that the central device is controlling
the unit.
The blinking display indicates that the remote
controller cannot be used.
• The system does not start immediately after
the power supply is turned on.
Wait one minute until the micro computer is
prepared for operation.
8-2 COOL/HEAT CANNOT BE CHANGED
OVER
• When the display shows "
(changeover under control), it shows that this
is a slave remote controller.
• When the cool/heat changeover remote con-
trol switch is installed and the display shows
" (changeover under control).
"
This is because cool/heat changeover is con-
trolled by the cool/heat changeover remote con-
trol switch. Ask your Daikin dealer where the
remote control switch is installed.
8-3 FAN OPERATION IS POSSIBLE, BUT
COOLING AND HEATING DO NOT WORK
• When the outdoor temperature exceeds the
range of use conditions, the unit automati-
cally changes into fan mode from cooling or
heating modes.
8-4 NO AIR COMES OUT
• The outdoor temperature has dropped to 0°C
or lower while in "cooling" or "fan" modes.
The fan automatically stops due to the outdoor air
temperature.
" (under central-
"