77
Installation and Maintenance
Service Manual
Steps
Procedure
Points
4. Opening and closing of service cover
■
Remove a service
cover mounting screw.
Open service cover
upward.
A switch for eld setting is
not provided in particular.
5. Removal of front grille assembly
screws
■
Screw stoppers inside the
ap which were equipped in
the existing models are not
provided.
■
At the upper part there are 2
hooks in the left and the
right.
Remove the 5 screws,
in the right and the left,
which x the main body
with the front grille.
a
■
Disengage the hooks by
pressing knobs with a
screwdriver.
Disengage the 3 hooks
on the upper part.
In case that the hooks
are not pressed from
above, remove the front
panel and then remove
the grille while pushing
the hook through a
clearance between the
front grille and the heat
exchanger.
b
The front grille can be
removed in a manner to
pull out the upper part
forward and lift up the
lower part.
c
Hooks
Left
Center
Right
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