To Clean The Suction Grille; To Clean The Air Outlet And Outside Panels; About The Refrigerant; About Refrigerant Leak Detection - Daikin FXFN71A2VEB Installation And Operation Manual

6 Turn ON the power.
7 To remove warning screens, see the reference guide of the
user interface.
7.2.2

To clean the suction grille

NOTICE
Do NOT use water of 50°C or higher. Possible
consequence: Discoloration and deformation.
1 Open the suction grille.
Standard panel:
Design panel:
2 Remove the suction grille.
Standard panel:
1
Design panel:
2
3 Remove the air filter.
1
4 Clean the suction grille. Wash with a soft bristle brush, and
water or neutral detergent. If the suction grille is very dirty, use
a typical kitchen cleaner, leave it on for 10 min, then wash it
with water.
5 Reattach the air filter (step 3 in reverse order).
6 Reattach the suction grille and close it (step 2 and 1 in reverse
order).
FXFN50~112A2VEB
CO₂ Conveni-Pack: indoor unit
3P672850-1B – 2022.01
7.2.3

To clean the air outlet and outside panels

WARNING
Do NOT
consequence: Electrical shock or fire.
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.
Clean with a soft cloth. If it is difficult to remove stains, use water or
neutral detergent.
7.3

About the refrigerant

This product contains refrigerant gases.
Refrigerant type: R744 (CO
WARNING
▪ Do NOT pierce or burn refrigerant cycle parts.
▪ Be aware that the refrigerant inside the system is
odourless.
WARNING
The R744 refrigerant (CO
non-flammable and normally does NOT leak.
ALWAYS install a CO
specifications of standard EN378.
2
If the refrigerant leaks in high concentrations in the room, it
may have negative effects on its occupants such as
asphyxiation and carbon dioxide poisoning. Ventilate the
room and contact the dealer where you purchased the unit
(see "7.3.1 About refrigerant leak
45° Do NOT use the unit until a service person confirms that
the part from which the refrigerant leaked has been
repaired.
7.3.1

About refrigerant leak detection

In order to detect refrigerant leaks, a CO
(field supply) MUST be installed. The CO
may require annual tests. For more details, see the documentation
of the installed device.
In case a CO refrigerant leak is detected
2
▪ the fan of the indoor unit is stopped to prevent the refrigerant from
being spread,
▪ the user interface displays error code A0 or U9 (
3 Madoka; to display error codes, refer to the reference guide of the
Madoka),
▪ a warning sound will come from the user interface ( only for
Madoka with buzzer, see option list) or from another safety alarm
in combination with a CO
Actions required by the user
1 Ventilate the room and immediately contact the dealer where
you purchased the unit. Do NOT use the unit before the fault is
fixed.
Actions required by the installer or the service person
7 Maintenance and service
let the indoor unit get wet.
)
2
) inside the unit is odourless,
2
detector according to the
2
detection" [ 4 11]).
refrigerant leak detector
2
refrigerant leak detector
2
refrigerant leak detector (field supply).
2
Installation and operation manual
Possible
for the
11