Hitachi RCD-0.8FSN3 Installation And Operation Manual page 39

INSTALLATION OF OPTIONAL AIR PANEL P-AP(90/160)DNA
8 Push up the air panel toward the indoor unit side, then fix
the air panel to the mounting seat of the unit by using long
screws (M6 x 40mm, M6 x 35mm) (4 for P-AP90DNA, 6 for
P-AP160DNA). Fix the screws according to the figure below
for P-AP160DNA. Tightening the screws firmly to eliminate
the gap between the panel and the ceiling in order to prevent
air leakage may cause deformation of the inner face of the
panel, but it is not abnormal.
Long screw x 2
(M6 x 40mm, black)
Inside the air outlet
Long screw x 2 (M6 x 35, Only for P-AP160DNA)
9 Tighten the long screws until touching the stopper to the
fixing plate. 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 flat grille) may be slightly
deformed. However, it is not abnormality.
False ceiling
?
N O T E
The standard installation dimension between the indoor unit under
surface and the false ceiling surface is 47
the levelness of the indoor unit are not correct, the air panel can not
be installed correctly.
10 Firmly tighten the long screws. If the long screws are
tightened insufficiently, it may cause the following failures.
Air leakage
Smudge
Dewing
35 PMML0425A rev.0 - 02/2016 - P5415720
Long screw x 2
(M6 x 40mm, black)
Enlarged view
Bottom side of
indoor unit
Long screw for air panel
Bottom side of air panel
+5
mm. If the position and
0
11 When there is still the gap even after tightening firmly the
long screws sufficiently, readjust the height of the indoor unit.
No gap shall exist
12 The indoor unit height is adjustable from the corner hole if
the levelness of the indoor unit, the drain piping, etc. are not
affected by the adjustment.
Wrench
?
N O T E
The significant height adjustment will cause water leakage from the
drain pan.
!
C A U T I O N
If using a forming agent after installing the air panel, avoid touching
the forming agent to the air panel. If the forming agent is touched to
the air panel, it may cause the breakage and the falling down the air
panel. In this case, completely wipe off the touched forming agent.
13 Attachment of Corner Pocket Cover
Attach the corner pocket covers (4 portions) after the air
panel is mounted completely.
a. Catch the band at the rear side of the corner pocket
cover onto the projection at the air panel as shown in the
figure below.
b. Insert the fixing hooks (2 portions) at B to the air panel
and insert the fixing hook (1 portion) at C to the air panel.
Projection
Strap
?
N O T E
Catch securely the strap onto the projection. If not, the comer pocket
cover may fall down when removing it so that may cause injury. Catch
securely the fixing hooks of the corner pocket cover to the air panel.