10
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Maintenance and service
Installer and user reference guide
34
FXUA50~100AVEB
VRV system air conditioner
4P673843-1 – 2022.01
a
a
a
Knobs
2
Remove the suction grille.
Unhook the 4 straps from the indoor unit. Open
the suction grille in a 45° angle and unhook it from the hooks (3 places).
45°
3
1
2
3
Remove the air filter.
"10.2.2 To clean the air filter"
32].
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.
"10.2.2 To clean the air filter"
32].
6
Reattach the suction grille
and close it.
(steps 2 and 1 in reverse order).
INFORMATION
When closing the suction grille, make sure the straps of the suction grille are not
pinched anywhere.
10.3 Maintenance before a long stop period
E.g., at the end of the season.
▪
Let the indoor units run in fan only operation for about half a day in order to dry
the interior of the units.
▪
Clean air filters and casings of indoor units (see
"10.2 Cleaning the unit exterior,
air filter and suction grille"
▪
Remove the batteries from the user interface (if applicable).
10.4 Maintenance after a long stop period
E.g., at the beginning of the season.
▪
Check and remove everything that might be blocking inlet and outlet vents of
indoor units and outdoor units.
▪
Clean air filters and casings of indoor units (see
"10.2 Cleaning the unit exterior,
air filter and suction grille"
▪
Insert batteries in the user interface (if applicable).