Hitachi P-G23WA2 - Installation

7
8
INSTALLATION OF OPTIONAL AIR PANEL: P-G23WA2
7. INSTALLATION OF OPTIONAL AIR PANEL: P-G23WA2
7.1. FACTORY-SUPPLIED ACCESSORIES
 CAUTION:
When the air panel is unpacked, place it on insulation
material, etc. to protect the sealing insulation from
scratches
Check to ensure that the following accessories are packed
with the air panel.
If any of these accessories are not packed in the packing,
please contact your contractor.
Accessory Quantity Purpose
Long Screw
(M6×50)
4 For Fixing Panel
7.2. INSTALLATION
 Location of Suspension Brackets
1. Check to ensure that the suspension brackets of the
indoor unit are located approximately 102mm higher the
false ceiling.

Removing Air Intake Grille from Air Panel.
1. Open the air intake grille to an angle of approximately
45º from the surface of the air panel as shown below.
2. Lift the grille keeping it inclined
3. Draw the grille towards the open space after lifting.

Installing Air Panel
1. Remove the cover of the corner pocket (4 portions).
b
a
c
d
2. Pull the fixing nail towards the arrow mark according to
the order ”a”, ”b” and ”c”.
3. The corner pocket can be lifted. After lifting, move it in
”d” direction, disconnect the L type hook and dismantle
the corner pocket.
4. Pull down theU-shaped hook (at 2 positions) located at
the indoor unit side.
5. Set the corner fo the refrigerant connection portion of
the indoor unit to the position indicated as ”Ref. Piping”,
and hook the C-shapped hinge (2 positions) onto the U-
shapped hooks (2 positions) so that temporary
positioning is available.
6. Mount the air panel onto the air panel fixing position by
using the factory-supplied fixing screws (M6 cross
screws)
7. Check to ensure that there is no gap around the
conctacting surface between the indoor unit and the air
panel. Any gap may cause air leakage or dewing.
8. Attach the corner pocket covers after mounting air
panel:
8.1. Hook the band at the rear side of the cover for the
corner pockets onto the pin of the panel as shown
below.
8.2. Hook the L-shapped nail located at the rear side of
the cover for the corner pockets onto the square hole of
the air panel.
Correct
45º
A
ir Intake Grille
A
ir Filte
r
A
ir Panel
Wrong
Ceiling
Take u
p
the
g
rille kee
p
in
g
it inclined
Pin
Band
L-shaped Nail
Fixing Nail (3 Portions)
Fixing Nail
Fixing Nail
Fixing Nail
L-Type Hook
Indoor Unit
Hook
Fixing Plate
A
ir Panel
Long Screw
(Q’ty 4)
Electrical Control
Box
Refrigerant Pipe
Connections
Stamp
“Ref Pipe”
U-shaped Hook
(Q’ty 2)
Long Screw
Fixing Plate
(
Indoor Unit Side
)
Sealing
Gasket
Indoor Unit
Undersurface
False
Ceilin
g
Panel
Fixing Plate
(
Air Panel Side
)
*
:Fix screw until this end touches it.
*