c.
Ceiling Not Completed with Panels yet
When the false ceiling is not completed yet, attach the
pattern board to the indoor unit with the screw (M6),
DVVKRZQLQWKH¿JXUH$QGVSHFLI\WKHORFDWLRQRIWKH
opening. Adjust the position of the indoor unit as the
procedure (a) after ceiling is completed with the panel
Screw (M6)
Pattern Board
Pattern Board
Ceiling surface
Suspension bolt
Dimension for
opening
Dimension for
opening
Indoor unit
6
Tighten two nuts of each suspension bolt after the
adjustment is completed. Apply LOCK-TIGHT paint to the
suspension bolts and nuts in order to prevent them from
loosening. Adjust the indoor unit to the correct position,
using the checking scale.
N O T E
:KLOHDGMXVWLQJWKHVSDFHEHWZHHQWKHLQGRRUXQLWDQGWKHFHLOLQJ
VXUIDFHNHHSWKHLQGRRUXQLWOHYHO2WKHUZLVHLWPD\FDXVHD
PDOIXQFWLRQRIWKHÀRDWVZLWFK&KHFNWKHOHYHOQHVVRIWKHXQLWZLWK
DOHYHO
Vinyl tube
Level
Drain pipe
Bracket for air
panel
Check the levelness at each corner (•) of the unit with a level
or by pouring water to the clear vinyl tube as shown in the
¿JXUH
7
The upper surface of the unit is protected by corrugated
cardboard to prevent the unit from being damaged by
spatter, etc. When mounting the air panel (optional), check
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before removing the corrugated cardboard.
14.3.4
,QVWDOODWLRQRI$LU3DQHO
1
Check the distance between the indoor unit and the false
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the distance by using the checking scale with maintaining
the levelness of the indoor unit.
2
&KHFNWKDWWKH¿[LQJVFUHZVIRUWKHSDQHODUHWLJKWHQHG
7LJKWHQWKH¿[LQJVFUHZVIRUWKHSDQHOXQWLOWRXFKLQJWKH
stopper to the suspension bracket.
N O T E
3D\DWWHQWLRQWRWKHGLVWDQFHEHWZHHQWKHLQGRRUXQLWDQGWKHIDOVH
FHLOLQJ,ILWLVPPRUPRUHLWPD\FDXVHGHZFRQGHQVDWLRQE\
OHDNLQJDLUIURPWKHVHDOSDFNLQJ)LHOG6XSSOLHG
3
Check the indoor unit height from the false ceiling surface.
47
+5
0
1
1
7
(mm)
Ceiling surface
Suspension
bracket
14.3.5
,QVWDOODWLRQRI5HPRWH&RQWURO6ZLWFK
For details on installation of the remote control switch, refer to
the technical documentation of the product.
15 REFRIGERANT PIPING WORK
Before refrigerant piping work, drain piping work and insulation
are required. Refer to the Chapter
³'UDLQSLSLQJ´
for details.
D A N G E R
•
Do not perform refrigerant piping work, drain pumping,
and refrigerant charge without referring to the technical
documentation of the outdoor unit.
•
8VH WKH VSHFL¿HG QRQÀDPPDEOH UHIULJHUDQW 5$ WR WKH
outdoor unit in the refrigerant cycle. Do not charge material
other than R410A into the unit such as hydrocarbon refrigerants
SURSDQH RU HWF R[\JHQ ÀDPPDEOH JDVHV DFHW\OHQH HWF
or poisonous gases when installing, maintaining and moving.
7KHVHÀDPPDEOHVDUHH[WUHPHO\GDQJHURXVDQGPD\FDXVHDQ
H[SORVLRQD¿UHDQGLQMXU\
REFRIGERANT PIPING WORK
PMML0416A rev.0 - 12/2015 - P5415720
20
