Installation Of Indoor Unit - Toshiba RAV-SM2242DT-E Installation Manual

Concealed Duct High Static Pressure
„ Installation of hanging bolt
• Consider the piping/wiring after the unit is hung when
determining 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, system interconnection 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 M10 or W3/8
Nut M10 or W3/8
Washer M10
Installation of hanging bolt
Use M10 hanging bolts (4 pcs, to be local procure).
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.
(Slide type
(Blade type
bracket)
bracket)
Steel flame structure
Use existing angles or install new support angles.
Hanging bolt
Hanging bolt
Existing concrete slab
Use a hole-in anchors, hole-in plugs, or a hole-in bolts.
4 pieces
12 pieces
8 pieces
Rubber
Anchor bolt
(Pipe hanging
anchor bolt)
Support angle
– 12 –
„ 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 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.
• Using a level vial, check that four sides are horizontal.
(Horizontal degree: Within 5mm)
Hanging bolt
(W3/8 or M10)
Nut
(W3/8 or M10)
Nut
(W3/8 or M10)
• Check that four sides are horizontal using a level vial.
(Horizontal degree: Within 5mm)
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.
• Using level vial or vinyl hose to confirm whether the unit
is hang horizontally.
Front view
Set the drain pipe
connecting port side within
5mm lower than opposite
side.
Installation Manual
M10 flat washer
M10 flat washer
Side view
Water pouring
Vinyl hose
Set the air inlet and air
outlet sides are within
5mm with each other.
EN
12-EN