Installation - Toshiba RAV-SM404SDT-E Installation Manual

4

Installation

WARNING
• Install the air conditioner certainly to sufficiently withstand the weight.
• If the strength is insufficient, the unit may fall down resulting in human injury.
• Perform a specified installation work to guard against strong wind or earthquake.
• An incomplete installation can cause accidents by the units falling and dropping.
REQUIREMENT
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. (Even units are packaged)
• Carry in the indoor unit as it is packaged if possible. If carrying in the indoor unit unpacked by necessity, be sure to use
buffering cloth, etc. to not damage the unit.
• To move the indoor unit, hold the hooking metals (4 positions) only.
Do not apply force to the other parts (refrigerant pipe, drain pan, foamed parts, or resin parts, etc.).
• Carry the package by two or more persons, and do not bundle it with plastic band at positions other than specified.
External dimensions
21
80 59
Fresh air intake
(knock-out hole)
13-EN
845
(inside)
803 21
Refrigerant piping
Air filter
103
31
805
910 33
163
Drain-up port
Hung-up plate
– 7 –
Installation of hanging bolt
• Considering the indoor unit and the hanged-up piping /
wiring work, determine the installation position and
direction.
• After installation position of the indoor unit has been
determined, open a hole on the wiring and place the
hanging bolt.
• For opening size of the ceiling and the hanging bolt pitch,
see the external view.
• When the ceiling has already boarded, draw the drain pipe,
refrigerant pipe, inter-unit wire between indoor and outdoor
units, central control system wire, and remote controller
wire up to the position where pipes and wires are
connected before hanged-up the indoor unit.
The hanging bolts and nuts will be locally procured.
Hanging bolt
Nut
◆ Installation of hanging bolt
(Unit:mm)
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
Existing concrete slab
Use a hole-in anchors, hole-in plugs, or a hole-in bolts.
Installation of indoor unit
• Attach the nuts (M10 or W3/8: Locally procured) and the
attached washers (Ø34) to the hanging bolt.
• Put washers at up and down of T-groove of the hanging
bracket of the indoor unit to hang down the indoor unit.
• Using a level gauge, check that four sides are horizontal.
(Horizontal degree: Within 5 mm)
Hanging bolt
(W3/8 or M10)
Nut
(W3/8 or M10)
Nut
(W3/8 or M10)
(1) Required those other than M10 flat washer at site.
M10 or W3/8 4 pieces
(2) To prevent falling-off of bolt (safety), be sure to set it just
M10 or W3/8 12 pieces under the hanging bracket as shown in the figure.
(910 mm × 511 mm)
Rubber
Anchor bolt
(Pipe hanging
anchor bolt)
Hanging bolt
Support angle
(1)
M10 flat washer
(Accessory)
(2)
M10 flat washer
(Accessory)
14-EN