Hitachi P-N23NA2 - Installation; Indoor Unit Height Check; Removing Air Intake Grille; Installing Air Panel

6 INSTALLATION
6.1 CHECK THE INDOOR UNIT HEIGHT FROM THE FALSE CEILING SURFACE
Check the distance between the indoor unit and the false
ceiling. It is 12+5mm as shown below.
12
+5
0
Ceiling surface
Indoor unit
If not, adjust the distance by using the checking scale with
maintaining the levelness of the indoor unit.
6.2 REMOVING AIR INTAKE GRILLE FROM AIR PANEL
1 Push both ends of knobs at the air inlet grille toward the
arrow direction, open the air inlet grille until the angle of
approximately 45° from the air panel surface. After lifting
the air inlet grille keeping it inclined, draw the air inlet grille
forward. (Remove the lament tape (4 portions) xing the air
lter).
P-AP160NA1
45°
Knob
Air inlet grille
Corner
pocket cover
(4 portions)
Air panel
Supporting string
2 Lift the grille keeping it inclined.
3 Draw the grille towards the open space after lifting.
? NOTE
Perform the attaching work in the reverse procedure of removing for
install the air intake grille. The air inlet grille can be attached from any
4 directions by rotating it. The air intake grille direction can be selected
freely.
6.3 INSTALLING AIR PANEL
1 Remove the cover of the corner pocket (4 portions).
Remove pulling A part toward the arrow direction.
A
2 Pull down the U-shaped hook (at 2 positions) located at the
indoor unit side.
3 Mount the air panel temporarily. Fit the corner position of the
refrigerant pipe connection at the indoor unit and the position
stamped as “Ref. Pipe “. Then, catch the C-shaped hinges (2
portions) onto the U-shaped hooks (2 portions).
4 Fix the air panel to the xing plate by factory supplied long
screws (M6 cross screws).
Long screws (Q'ty 4)
C-shaped hinge
Stamp refrigerant
pipe
Electrical box
Refrigerant pipe
connections
Indoor unit
Air panel
U-shaped hook
Fixing plate
INSTALLATION
PMML0569 rev.2 - 07/20234