8. FRONT PANEL REMOVAL AND INSTALLATION
8.1. Intake grille removal and installation
Intake grille removal
Open the intake
grille. While gently
pressing the left and
right mounting shafts
of the intake grille
b
outward "a", remove
the intake grille in
direction of the ar-
row "b".
Press 4 places on the intake grille to close it com-
pletely.
8.2. Front panel removal
(1) Remove intake grille
(Reference the intake grille
removal.)
(2) Remove 3 caps.
(3) Remove wire cover.
(4) Remove 7 screws.
(5) The front panel is pulled to the
front, raising the upper surface, and
a front panel is removed.
8.3. Front panel installation
(1) First, fit the lower part of the front panel, and insert top and bottom hooks. (3 top
sides, 2 center)
Top holes (3 position)
Center hooks
(2 position)
Indoor unit
(2) Attach the 6 screws.
(3) Attach the wire cover.
(4) Attach the 3 caps.
(5) Attach the intake grille.
En-13
Intake grille installation
While holding the
grille horizontal, set
the left and right
mounting shafts into
a
the pillow blocks
at the top of the
c
panel "c". To latch
each shaft properly,
insert the shaft until
it snaps.
Screws (Wire cover )
Screws ( 6 position )
Caps ( 3 position )
Top hooks
(3 position)
Front panel Latches (2 position)
9. TEST RUN
NOTE:
For information on how to check the operation of the Safety measures unit, refer to the
installation manual of the Gas sensor kit.
9.1. Test run using Outdoor unit (PCB)
Refer to the installation manual for the outdoor unit if the PCB for the outdoor unit is to be
used for the test run.
9.2. Test run using remote controller
• Refer to the installation manual for the remote controller to perform the test run using the
remote controller.
• When the air conditioner is being test run, the OPERATION and TIMER indicator lamp
flash slowly at the same time.
10. CHECK LIST
Pay special attention to the check items below when installing the indoor unit(s). After
installation is complete, be sure to check the following check items again.
Check items
Wire cover
Has the indoor unit been installed
correctly?
Has there been a check for gas leaks
(refrigerant pipes)?
Has thermal insulation work been
completed?
Does water drain easily from the
indoor units?
Is the voltage of the power source the
same as that indicated on the label on
the indoor unit?
Are the wires and pipes all connected
completely?
Is the indoor unit earthed (grounded)?
Is the connection cable the specified
thickness?
Are the inlets and outlets free of any
obstacles?
Does start and stop air conditioner
operation by remote controller or
external device?
Is the function setting suitable for the
safety measures unit connected?
After installation is completed, has the
proper operation and handling been
explained to the user?
If not performed correctly
Vibration, noise, indoor unit may drop
No cooling, No heating
Water leakage
Water leakage
No operation, heat or burn damage
No operation, heat or burn damage
Short circuit
No operation, heat or burn damage
No cooling, No heating
No operation
No operation
—
Check
box