Installation - Toshiba RAV-HM561BTP-E Installation Manual

4

Installation

CAUTION
Strictly comply with the following rules to prevent damage of the indoor units and human injury.
Do not put a heavy article on the indoor unit or let a person get on it. (Even units are packaged)
Carry in the indoor unit as it is packaged if possible. If carrying in the indoor unit unpacked by necessity, use
buffering cloth or other material to not damage the unit.
To move the indoor unit, hold the hooking brackets (4 positions) only.
Do not apply force to the other parts (such as refrigerant pipe, drain pan, foamed parts, or resin parts).
Carry the package by two or more persons, and do not bundle it with plastic band at positions other than
specified.
To install vibration isolation material to hanging bolts, confirm that it does not increase the unit vibration.
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External dimensions
C
L
Hanging bolt pitch B
Main unit dimension A
External dimensions of flange C
D
4 Dimension
Model
HM56 type
HM80 type 1000
HM90, HM110, HM140, HM160 type 1400
22 750
Hanging bolt pitch 650
5 0 5 0
345
187.5
355 25
415
570
Drain pan / Drain
pump check cover
Air flow direction
Air
discharge
A B C
700 765 640
1005 940
1465 1340
– 9 –
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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
(Unit: mm)
Nut
Washer
Installation of hanging bolt
Use 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.
Install the bolts with insert brackets or anchor bolts.
(Blade type
bracket)
Electrical
control box
Use existing angles or install new support angles.
Use a hole-in anchors, hole-in plugs, or a hole-in bolts.
D
750
1050
1450
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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.
Check that four sides are horizontal with a level
gauge. (Horizontal degree: Within 5 mm)
M10 or W3/8 4 pieces
M10 or W3/8 12 pieces
M10 8 pieces
New concrete slab
REQUIREMENT
Rubber
Anchor bolt
(Slide type
(Pipe hanging
bracket)
anchor bolt)
Steel frame structure
Hanging bolt
Support angle
Hanging bolt
Existing concrete slab
Installation of indoor unit
Hanging bolt
M10 fl at washer
(W3/8 or M10)
Nut
(W3/8 or M10)
M10 fl at washer
Nut
(W3/8 or M10)
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.
Front view
Set the drain pipe connecting port side
within 5 mm lower than opposite side.
Side view
Set the air intake and air discharge
sides are within 5 mm with each other.