Mitsubishi Electric MXZ-3B54VA Notice D'installation page 3

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
MXZ- MXZ- MXZ-
3B54VA 3B68VA
- A UNIT
A UNIT B UNIT
B UNIT C UNIT
C UNIT D UNIT
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.
fected 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
Note:
When operating the air conditioner in low outside temperature, be sure
to follow the instructions described below.
• 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
shown.
space behind the rear side of the air inlet.
Note:
other.
More than
Indoor unit
-
Window
More than
More than
3