Maintenance - Hitachi AIR PANEL Installations- Und Betriebshandbuch

MAINTENANCE

7 MAINTENANCE
When the indication, "FILTER" is shown on the display of the
remote control switch, take out the air filter according to the
indicated steps for each unit.
Do not operate the system without the air filter to protect the
7.1 TAKE OUT THE FILTER
1 Open the air inlet grille after pushing the two knobs toward
the arrow mark.
Air inlet grille
7.2 CLEAN THE FILTER
Clean the air filter according to the following steps:
1 Use a vacuum cleaner or let water flow onto the air filter for
removing the dirt from the air filter.
7.3 RESET OF FILTER INDICATION
After cleaning the air filter, reset the filter sign according the remote control procedure.
8 PMML0569 rev.0 - 01/2021
indoor unit heat exchanger against being clogged.
Turn OFF the main power switch before taking out the filter.
(The previous operation mode may appear).
2 Hold the lower side of the air inlet grille keeping it inclined.
Remove the hooks of air filter from the air inlet grille and
remove the air filter.
Air inlet grille
Knob
!
Do not use hot water higher than approximately 40ºC.
2 Dry the air filter in the shade after shaking off moisture.
3 Do not use cleaner or other chemicals.
4 After the air filter is dried, attach and close correctly to the air
inlet grille.
Air filter
C A U T I O N
Upper part of filter
Hook
Hook
Lower part of filter