Hitachi RCI-1.0FSN3 Installation & Maintenance Manual page 51

AIR PANEL
4) Remove the corner pocket covers.
< P-AP160NA1 >
The corner pocket covers can be removed pulling
A part toward the arrow direction in the
below.
< P-AP160NAE >
Remove the corner pocket covers and the corner
pocket cover with motion sensor. They can be
removed pulling A part toward the arrow direction
in the below.
5) Pull down the U-shaped Hooks (2 portions) located
at the indoor unit side.
6) 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).
7) Fix the air panel to the
supplied long screws (M6 cross screws).
Electrical Box
Refrigerant Pipe
Connections
Stamp
"Ref. Pipe
"
C-Shaped Hinge
2-136
A
plate by factory-
Indoor Unit
Fixing Plate
U-Shaped Hook
Air Panel
Long Screws
(Q'ty 4)
The position of
inside the corner hole. Securely remove the corner
pocket covers before mounting the air panel.
the corner position of the
pipe connection at the indoor unit and the position
stamped as "Ref. Pipe
If not, it may cause air leakage.
In the case of removing the corner pocket covers, if
other part than A is
corner pocket cover may be damaged.
8) Check to ensure that the distance between the
indoor unit undersurface and the false ceiling
undersurface is 12
below.
Tighten the long screws until touching the stopper to
the plate. Check to
between the
corner panel undersurface is 26mm ( 2) as shown
in the below.
When tightening the long screws to prevent air
leakage and to be no gap between the false ceiling
surface and the indoor unit, the inner circumference
of the air panel (the position to attach the air inlet
grille) may be slightly deformed.
However, it is not abnormality.
The standard installation dimension between the
indoor unit undersurface and the false ceiling surface
+5
is 12 mm. If the position and the levelness of the
0
indoor unit are not correct, the air panel can not be
installed correctly.
In the case that the air panel is mounted with the
box (optional
distance between the indoor unit undersurface and
the false ceiling surface according to "Installation &
Maintenance
5
NOTE
screws for the air panel is
".
the hook of the
+5
mm ( 1) as shown in the
0
that the distance
plate and the
Fixing Plate
(Indoor Unit)
Indoor Unit
False Ceiling
Long Screw
Corner Panel
NOTE
the installation
of the box.
TC-12001