Installation Of Indoor Unit - Toshiba MMD-AP0071SH-C Service Manual

4

INSTALLATION OF INDOOR UNIT

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 PP band at positions other than
specified.
External view
21 803 (inside)
Air filter
59
80
Fresh air inlet
(knock-out hole)
845
21
Refrigerant piping
103
31
805
910 33
163
Drain-up port
Hung-up plate
Opening hole on ceiling and placing 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 procured locally.
Hanging bolt M10 or W3/8 4 pieces
Nut M10 or W3/8 12 pieces
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 Use existing angles or install new
bolts. support angles.
Reinforcing
steel
Anchor bolt
(Blade type (Slide type (Pipe hanging
bracket) bracket) anchor bolt)
Installation of indoor unit
• Attach the nuts (M10 or W3/8: Procured locally) 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 vial, check that four sides are
horizontal. (Horizontal degree: Within 5mm)
Steel flame structure Existing concrete slab
Use a hole-in anchors, hole-in
plugs, or a hole-in bolts.
Hanging bolt
Hanging bolt Support angle
(1)
Hanging bolt
M10 flat washer
(W3/8 or M10)
(Accessory)
Nut
(2)
(W3/8 or M10)
M10 flat washer
(Accessory)
Nut
(W3/8 or M10)
(1) Required those other than M10 flat washer at site.
(2) To prevent falling-off of bolt (safety), be sure to set it
just under the hanging bracket as shown in the figure.