8
110
129
44
49
Knock-out hole Ø125
(Air take-in port)
6-Ø4 Tapping screw hole Ø160
Hanging bolt pitch 700
59
41
Main unit dimension 800
75
Hanging bolt pitch B
Main unit dimension A
Refrigerant pipe connecting port
(Gas side ØF)
Hanging bolt
4-M10 screw
(Arranged locally)
Ø26 Power supply, remote controller cable take-out port
Refrigerant pipe connecting port
(Liquid side ØG)
Drain pipe connecting port for vinyl chloride pipe
(Inner dia. 32, VP. 25)
41
196
393
498
638
50
131
243
50
174
320
16
120
4
2.7
120
• Wired remote controller (RBC-AMT21E)
External view
Model MMD-
AP0071BH, AP0091BH, AP0121BH
AP0151BH, AP0181BH
AP0241BH, AP0271BH, AP0301BH
AP0361BH, AP0481BH, AP0561BH
A
B
F
G
550 616
9.5
6.4
700 766
12.7
6.4
1000 1066
15.9
9.5
1350 1416
15.9
9.5
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.
Anchor bolt
(Blade type
bracket)
(Slide type
bracket)
(Pipe hanging
anchor bolt)
Reinforcing
steel
Hanging bolt
Hanging bolt
Support angle
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.
Steel flame structure
Use existing angles or install new
support angles.
Existing concrete slab
Use a hole-in anchors, hole-in
plugs, or a hole-in bolts.
Hanging bolt
(W3/8 or M10)
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.
(1)
M10 flat washer
(Accessory)
(2)
M10 flat washer
(Accessory)
Nut
(W3/8 or M10)
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)
Hanging bolt
Nut
M10 or W3/8
M10 or W3/8
4 pieces
12 pieces
3
INSTALLATION OF INDOOR UNIT
