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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 it is necessary to carry the indoor unit unpacked, then use
buffering cloth or other material so as to not damage the unit.
• To move the indoor unit, hold the bottom face of the unit only.
Do not apply force to the other parts (refrigerant pipe, drain pan, foamed parts, resin parts or other parts).
• Have two or more people carry the package, and do not bundle it with plastic band at positions other than specified.
Install an indoor unit as described below.
<Good installation>
Fan guard screws
1
Remove the air intake grille (4 hooks at top and bottom each)
2
Remove the fan guard (4 screws) for piping work.
3
Remove the front panel (2 screws) for wiring work
4
Start piping and wiring works.
5
Keep the front space of the indoor unit as wide as possible.
A wide space is required for maintenance and service works as then it is useful for distributing cool / hot air in
the room resulting in increase of cooling / heating effect.
6
Install the indoor unit horizontally or slanting a little rightward viewed from the front side.
7-EN
<Poor installation>
Front panel screws
Front panel
Air intake grille
Hock
Hock
Hock
Fan guard
Hock
External dimensions
Air discharge port
27.2" (690)
37.4" (950)
Air intake port
15.7" (400)
Mounting hole (Floor)
Conduit pipe (including the power supply),
(2- Ø0.4" (10))
Drain pipe and Refrigerant pipe port
(2.0" × 3.9" (50 × 100) knockout hole)
Refrigerant pipe
4.3" (110)
connection port
Refrigerant pipe
Ø3/8" (9.5) (Gas side ØB)
connection port
1.1" (27)
Ø1/4" (6.4)
(Liquid side ØA)
7.0" (177)
Drain pipe connection port
(Ø0.8" (20))
1.3" (33)
Piping positional drawing
Conduit hole
Conduit hole (Knockout hole)
for power supply cable
Ø7/8" (22.2)
Ø7/8" (22.2)
1.3" (34)
2.4" (61)
Conduit hole positional drawing
– 4 –
Operation switch section
(Sold separately)
0.4" × 0.8" (10 × 20)
10.2" (260)
9.1" (230)
long hole
Hole for wall
fixing × 2
(with Ø0.87" (22)
knockout hole)
Power supply
cord hole
(Ø1.0" (26) knockout)
(Both sides)
1.2" (30)
4.7" (120)
4.7" (120)
5.1" (130)
Refrigerant pipe port
(Ø5.1" (130) knockout hole)
(
3.9" (100)
)
left side
Conduit pipe (including the power supply),
Drain pipe and Refrigerant pipe port
(2.0" × 3.9" (50 × 100) knockout hole)
(Both sides)
Dimensions
Model MML-
AP007, AP009,
AP012 type
AP015, AP018 type
Ø1/4" (6.4) Ø1/2" (12.7)
AP024 type
Ø3/8" (9.5) Ø5/8" (15.9)
5.1" (130)
5.9" (150)
7.5" (190)
Unit: in (mm)
27.6" (700)
20.5" (520)
Hole for wall fixing
(2- 0.5" × 1.0"
(12 × 25) long hole)
A
B
Ø1/4"
Ø3/8"
(6.4)
(9.5)
EN
8-EN
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