13 Maintenance and service
Installation and operation manual
15
FXFQ20~125BVEB
VRV system air conditioner
4P540926-1B – 2019.01
13.2
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.
13.2.1
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 AIR 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
:
NOTICE
Do NOT use water of 50°C or higher.
Possible
consequence:
Discoloration and deformation.
1
Open the suction grille.
Standard panel:
1
Design panel:
1
1
2
2
2
Remove the air filter.
Standard panel:
1
2
3
Design panel:
1
2
3
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.
5
Reattach the air filter and close the suction grille.
6
Turn ON the power.
7
Press the
FILTER SIGN RESET
button.
Result:
The
TIME TO CLEAN AIR FILTER
notification
disappears from the user interface.
13.2.2
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:
1
Design panel:
1
1
2
2
2
Remove the suction grille.
Standard panel:
45°
1
2
Design panel:
1
2
3
Remove the air filter.
