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Installation of hanging bolt
Consider the piping / wiring after the unit is hung to
determine the location of the indoor unit installation
and orientation.
After the location of the indoor unit installation has
been determined, install hanging bolts.
For the dimensions of the hanging bolt pitches, refer
to the external view.
When a ceiling already exists, lay the drain pipe,
refrigerant pipe, control wires, and remote controller
wires to their connection locations before hanging
the indoor unit.
Procure hanging bolts washer and nuts for installing
the indoor unit (these are not supplied).
Hanging bolt
W3/8" (M10)
4 pieces
Nut
W3/8" (M10)
12 pieces
Washer
W3/8" (M10)
8 pieces
Installation of hanging bolt
Use W3/8" (M10) hanging bolts (4 pcs, locally procured).
Matching to the existing structure, set pitch according
to size in the unit external view as shown below.
New concrete slab
Install the bolts with insert brackets or anchor bolts.
Rubber
Anchor bolt
(Slide type
(Blade type
(Pipe hanging
bracket)
bracket)
anchor bolt)
Steel flame structure
Use existing angles or install new support angles.
Hanging bolt
Hanging bolt
Support angle
Existing concrete slab
Use a hole-in anchors, hole-in plugs, or a hole-in bolts.
17-EN
Installation of indoor unit
Treatment of ceiling
The ceiling differs according to structure of building.
For details, consult your constructor or interior finish
contractor.
In the process after the ceiling board has been
removed, it is important to reinforce ceiling foundation
(frame) and to keep horizontal level of installed ceiling
correctly in order to prevent vibration of ceiling board.
Attach the nuts and the W3/8" (M10) flat washers to
the hanging bolt.
Put washers at up and down of the hanging bracket
of the indoor unit to hang down the indoor unit.
Check that four sides are horizontal with a level
gauge. (Horizontal degree: Within 0.2" (5 mm))
Hanging bolt
W3/8" (M10) flat washer
W3/8" (M10)
Nut
W3/8" (M10)
W3/8" (M10) flat washer
Nut
W3/8" (M10)
REQUIREMENT
Hang the unit in a horizontal position.
When unit is hanged to slant, it may cause overflow of
drainage.
Install the unit within the dimension according to the
figure below.
Use level gauge to confirm whether the unit is hang
horizontally.
Set the air intake and air
discharge sides are within
0.2"(5 mm) with each other.
Set the drain pipe connecting
port side within 1.1"(28 mm)
lower than opposite side.
– 9 –
Removing the foamed polystyrene and three plates for transportation.
1
Remove three plates from air inlet side.
2
Remove the foamed polystyrene from bottom side after setting indoor unit at hanging bolt.
Before
After
18-EN
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