Maintenance - Hitachi RCI-2.5-FSN3Ei Installation And Operation Manual

MAINTENANCE

8.3 WIRING CONNECTION FOR AIR PANEL
1 The following connector is used with the air panel (view from
lower surface of air panel without air intake grille)
Electrical control
box
9 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.)
9.1 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
9.2 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.
9.3 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.
11 PMML0253A rev.5 - 08/2016
Connector for auto
swing motor (Low
voltage, 7Pin, red)
2 Connect the connectors as shown below (view of the
electrical box)
Electrical control box for
indoor unit
PCB
Connector for auto swing motor
(Low voltage, 7Pin, red)
CN17
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
!
C A U T I O N
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.
Knob
Hinges