Specifications

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70
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5.3 Installation of outdoor unit
OWARNING
BE SURE TO READ THESE INSTRUCTIONS CAREFULLY BEFORE BEGIN-
NING INSTALLATION. FAILURE TO FOLLOW THESE INSTRUCTIONS COULD
CAUSE SERIOUS INJURY OR DEATH, EQUIPMENT MALFUNCTION AND/
OR PROPERTY DAMAGE.
(1) Installation
(a) Accessories
Confirm accessories shown below are attached in the bag with this installation manual.
1) “Edging” for protection of electric wires from opening edge.
(b) Selection of installation location
Select the installation location after obtaining the approval of customer.
1) The place where the foundation can bear the weight of Outdoor unit.
2) The place where there is no concern about leakage of combustible gas.
3) The place where it is not stuffy.
4) The place where free from thermal radiation of other thermal source.
5) The place where flow of drain is allowed.
6) The place where noise and hot air blast do not trouble neighboring houses.
7) The place where there is no obstruction of wind at the intake air port and discharge air port.
8) When the unit is installed at the particular location as shown below, corrosion or failure may be caused. Please consult the
dealer from which you purchased the air-conditioner.
a) The place where corrosive gas is generated (hot spring, etc.).
b) The place where wind containing salt blows (seaside area).
c) The place where enveloped by oil mist.
d) The place where there is a machine that radiates electromagnetic wave.
Request ¡ Restrict the height of obstruction wall in front of the discharge air port to the height of unit or less.
¡ Do not enclose around the unit by the obstruction. Secure the top space for 1 m or more.
¡ When installing the units side by side in series, secure a space of 10 mm between units.
¡ When installing the unit where there is a concern about the short circuit, attach the guide louver in front of
discharge air port to prevent the short circuit.
¡ When installing plural units in a group, secure sufficient intake space to prevent the short circuit.
¡ When installing the unit where it is covered by snow, provide appropriate snow break means.
¡ When installing the unit where it is subject to strong wind, execute wind-breaking work.
(c) The minimum space for installation
Select the space considering the direction of refrigerant piping.
IIIIII
L
1 Open Open 500
L
2 000
L
3 300 300 300
L
4 Open 500 0
H
1 –– 1000 or less
H2 No limit No limit No limit
H3 No limit No limit 700 or less
H4 – No limit No limit
Dimensions
Installation
example
Note (1)
If the wall heightH1 and H3 in installation example III exceed the limit, make L1 and L3 as follow.
L1 = H1 - 500
L3 = 300 + ( H3 - 700 ) / 2
However, if L3 is larger than 600, there is no limit on wall height H3.
Wall height H3
Wall height H1
Wall height H4
Wall height H2
Air suction
(Service space)
Unit: mm
L2
L3
L1
L4