Maintenance And Service; Precautions For Maintenance And Service; Cleaning The Air Filter, Suction Grille, Air Outlet And Outside Panels; To Clean The Air Filter - Daikin FXFQ20BVEB Installation And Operation Manual

7 Maintenance and service

7 Maintenance and service
7.1 Precautions for maintenance and
service
CAUTION
instructions" [ 4 5] to acknowledge all
See "3 User safety
related safety instructions.
NOTICE
NEVER inspect or service the unit by yourself. Ask a
qualified service person to perform this work. However, as
end user, you may clean the air filter, suction grille, air
outlet and outside panels.
NOTICE
Maintenance MUST be done by an authorised installer or
service agent.
We recommend performing maintenance at least once a
year. However, applicable legislation might require shorter
maintenance intervals.
NOTICE
Do NOT wipe the controller operation panel with benzine,
thinner, chemical dust cloth, etc. The panel may get
discoloured or the coating peeled off. If it is heavily dirty,
soak a cloth in water-diluted neutral detergent, squeeze it
well and wipe the panel clean. Wipe it with another dry
cloth.
Following symbols may occur on the indoor unit:
Symbol Explanation
Measure the voltage at the terminals of main circuit
capacitors or electrical components before servicing.
DANGER: RISK OF ELECTROCUTION
Disconnect the power supply for more than 10 minutes,
and measure the voltage at the terminals of main circuit
capacitors or electrical components before servicing. The
voltage MUST be less than 50 V DC before you can touch
electrical components. For the location of the terminals,
see the warning label for persons performing service and
maintenance.
7.2 Cleaning the air filter, suction
grille, air outlet and outside panels
CAUTION
Turn off the unit before cleaning the air filter, suction grille,
air outlet and outside panels.
NOTICE
▪ Do NOT use gasoline, benzene, thinner polishing
powder or liquid insecticide. Possible consequence:
Discoloration and deformation.
▪ Do NOT use water or air of 50°C or higher. Possible
consequence: Discoloration and deformation.
▪ Do NOT scrub firmly when washing the blade with
water. Possible consequence: The surface sealing
peels off.
Installation and operation manual
10
7.2.1

To clean the air filter

When to clean the air filter:
▪ Rule of thumb: Clean every 6 months. If the air in the room is
extremely contaminated, increase the cleaning frequency.
▪ Depending on the settings, the user interface can display the
"Time to clean filter" notification. Clean the air filter when the
notification is displayed.
▪ If the dirt becomes impossible to clean, change the air filter
(= optional equipment).
How to clean the air filter:
1 Open the suction grille.
Standard panel:
Design panel:
2 Remove the air filter.
Standard panel:
1
Design panel:
1
3 Clean the air filter. Use a vacuum cleaner or wash with water. If
the air filter is very dirty, use a soft brush and neutral detergent.
4 Dry the air filter in the shadow.
3
3
FXFQ20~125BVEB
VRV system air conditioner
4P540926-1F – 2023.06