Maintenance - Hitachi RCI-1.5FSN1E Installationsanleitung

8

MAINTENANCE

10
8. MAINTENANCE
Do not operate the system without the air filter to protect
the indoor unit heat exchanger against being clogged.
Turn OFF the main power switch before taking out the filter.
(The previous operation mode may appear.)
8.1. TAKE OUT THE FILTER
4-Way Cassette Type
1. Open the air inlet grille after pushing the two knobs
toward the arrow mark as shown in the figure below.
2. Take out the air filter from the air inlet grille by
supporting the air grille and lifting the air filter after
detaching the filter from two hinges
8.2. 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.
8.3. RESET OF FILTER INDICATION
After cleaning the air filter, press the "RESET" button. The
FILTER indication will disappear and the next filter cleaning
time is set.
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.
Air Inlet Grille
Air Inlet Grille
Air Filter
Chain
CAUTION:
Do not use hot water higher than approximately 40ªC
2. Dry the air filter in the shade after shaking off moisture.
3. Do not use cleaner or other chemicals
Knob
Hinges