Selecting The Installation Location - Mitsubishi Electric MXZ-3B24NA Manuel D'installation

1-4. SELECTING PIPE SIZE AND OPTIONAL DIFFERENT-DIAMETER JOINTS
units according to the following table.
• If the diameter of connection pipes does not match the diameter of pipe end connections, use optional different-diameter joints.
Outdoor unit
Union size
Room
6.35 / 12.7
A
1/4 / 1/2
6.35 / 9.52
B, C, D*
1/4 /3/8

1-5. SELECTING THE INSTALLATION LOCATION

• Where it is not exposed to strong wind.
• Where rain or direct sunshine can be avoided as much as possible.
• Where rigid wall or support is available to prevent the increase of op-
eration sound or vibration.
• Where there is no risk of combustible gas leakage.
• When installing the unit at a high level, be sure to secure the unit legs.
for the affected device.
Note:
It is advisable to make a piping loop near outdoor unit so as to reduce
vibration transmitted from there.
FREE SPACE REQUIRED AROUND OUTDOOR UNIT
1.
Top side obstacles
When there is an obstacle behind the
there is an obstacle over the top side
3.
Obstacles on front (blowing) side only
In this case, the rear, both sides and
top should be open.
5.
Service space
nance.
Service space
or more
or more
09 or less/12
Optional different-diameter joint : Liquid / Gas
- / MAC-A455JP
- / -
-
or more
-
or more
Indoor unit
15/18 24
- / - - / MAC-A456JP
- / MAC-454JP - / PAC-SG76RJ
Note:
When operating the air conditioner in low outside temperature, be sure
to follow the instructions described below.
• Never install the outdoor unit in a place where its air inlet/outlet side
• To prevent exposure to wind, install the outdoor unit with its air inlet
side facing the wall.
• To prevent exposure to wind, it is recommended to install a baffle
board on the air outlet side of the outdoor unit.
Avoid the following places for installation where air conditioner trouble
is liable to occur.
• Where there is much machine oil.
2.
Front (blowing) side open
As long as space like the one
maintained, it does not mat-
ter if there are obstacles in
three directions (but top side
4.
Obstacles on front and rear side only
taching an optional outdoor
(but both sides and top are
• When installing the unit in an area that is enclosed on four sides such
the unit as shown.
space behind the rear side of the air inlet.
Note:
other.
More than
or more
or more or more
-
or more
Window
More than 200
More than
More than
More than
3