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4
English
(2)
Open a hole in the ceiling for installation. (Case of existing
ceiling)
• Use the paper pattern for installation which has been
adjusted to the dimensions of the ceiling opening.
• Open a hole in the ceiling for installation at the place the
unit is to be installed, and run refrigerant and drain piping,
remote controller cord, and outdoor/indoor transmission
wiring to the unit’s piping and wiring hole. (For wiring pro-
cedure, refer to “WIRING EXAMPLE AND HOW TO SET
THE REMOTE CONTROLLER.” For piping procedure,
refer to the attached installation manual of the outdoor
unit.)
• After opening a hole in the ceiling, reinforcement of the
ceiling frame, etc., may be required to maintain the level-
ness of the ceiling and to prevent vibration of the ceiling.
For details, consult with your builder and interior contrac-
tor.
(3)
Install the suspension bolts.
(Use M8 size suspension bolts.)
Use anchors for existing ceilings and embedded inserts,
embedded anchors, etc., for newly built ceilings so that the
weight of the unit can be supported. Adjust the length of the
bolts to the ceiling before installing the unit.
5.
INDOOR UNIT INSTALLATION
Installing optional accessories (except for the decoration
panel) before installing the indoor unit is easier.
As for the parts to be used for installation work, be sure to use
the provided accessories and specified parts designated by our
company.
(1)
Install the unit temporarily.
• Fix the hanger bracket to the suspension bolt. Tighten
both upper and lower nuts firmly using washers.
(2)
Using the attached positioning jig for installation, adjust the
height of the unit.
(3)
Adjust the unit to the correct position based on “SELECT-
ING INSTALLATION SITE.”
(1)
.
• The positioning jig for installation and paper pattern for
installation have been adjusted to the dimensions of the
ceiling opening. Be sure to establish thorough communi-
cation with those who are to do the ceiling work.
(4)
Check the unit is horizontally level.
CAUTION
The unit is equipped with a built-in drain pump and
float switch. Level the four corners with a level or a
vinyl tube containing water.
(If the unit is tilted against condensate flow, the float switch
may malfunction and cause water to drip.)
(5)
Tighten the upper nut.
(6)
Apply the insulation for
hanger bracket to the hanger
bracket installation bolts of the
units.
(4 locations). (See figure on
right.)
(7)
After setting up the unit, be sure to remove the positioning
jig for installation.
NOTE
• For a newly built ceiling, carry out the same procedure and
be sure to establish thorough communication with those who
are to do the ceiling work. The positioning jig for installation
and paper pattern for installation have been adjusted to the
dimensions of the ceiling opening.
6.
REFRIGERANT PIPING WORK
〈〈〈〈
For refrigerant piping of outdoor units, see the installation
manual attached to the outdoor unit.
〉 〉 〉 〉
〈〈〈〈
Execute heat insulation work completely on both sides of
the gas piping and the liquid piping. Otherwise, a water
leakage can result sometimes.
〉 〉 〉 〉
Model
A
B
C
D
FXKQ25 · 32 · 40MVE
1110
1150
1200
1240
FXKQ63MVE
1310
1350
1400
1440
Ceiling slab
〈
Set-up example
〉
Ceiling surface
(length: mm)
Note) All the above parts are field supplied.
Anchor
Wing nut or turnbuckle
Suspension bolt
Approx.
100
Part to be procured
in the field
Tighten from above and
below (Double nut)
Washer (accessory)
Screws (×4)
Lower
surface
of ceiling
Positioning
jig for
installation 2
Positioning jig for installation 1
(
accessory
)
Positioning jig for
installation 2
(
accessory
)
Positioning jig for installation 1
(
accessory
)
(accessory)
Positioning jig for installation
fastening screw hole
Vinyl tube
Level
Insulation for
hanger bracket
(accessory)
01_EN_3P086156-8F.fm Page 4 Wednesday, March 19, 2003 6:55 PM
Summary of Contents for FXKQ25MVE
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