7
English
3. Install the suspension bolts. (Refer to Fig. 2)
(Use M10 size bolt for the suspension bolt)
Use anchors for existing ceilings, and a sunken insert,
sunken anchor or other field supplied parts for new ceil-
ings to reinforce the ceiling to bear the weight of the unit.
NOTE
•
All the above parts are field supplied.
5. INDOOR UNIT INSTALLATION
<When installing optional accessories (except for the decoration panel), read also the installation
manual for optional accessories.
Depending on the field conditions, it may be easier to install optional accessories before the indoor
unit is installed.>
Be sure to use the furnished accessories or ones that match the specifications when installing.
1. Install the indoor unit temporarily.
•
Attach the hanger bracket to the suspension bolt. Be sure to
fix it securely by using a nut and washer (8) from the upper
and lower sides of the hanger bracket.
(Refer to Fig. 3)
2. Check the unit is horizontally level.
(Refer to Fig. 4)
CAUTION
•
The indoor unit is equipped with a built-in drain pump and float switch. Verify that it is level by using a level
or a water-filled vinyl tube.
(If the unit is tilted against condensate flow, the float switch may malfunction and cause water to drip.)
3. Tighten the upper nut.
4. Fix the installation paper pattern
•
The paper pattern for installation corre-
sponds with the measurements of the ceil-
ing opening. Consult the builder for details.
•
Attach the paper pattern for installation to
the unit with the attached screws.
(Refer to Fig. 5)
The paper pattern for installation is marked
for 3 types of ceiling openings. Read the
notations carefully when installing.
Ceiling slab
Long nut or
turn-buckle
Suspension bolt
Indoor unit
<Installation example>
Anchor
Fig. 2
Field supply
(8)Washer for hanger
bracket (attached)
Tighten (double nuts)
Fig. 3
Vinyl tube
Level
Fig. 4
(2) Paper pattern
for installation
(attached)
(11) Screws for fixing
the paper pattern
for installation
(×6 attached)
Fig. 5
01_EN_3P156215-4C.fm Page 7 Saturday, May 14, 2005 9:17 AM
