13
.5
8(
34
5)
14
.9
6(
38
0)
4i
n.
(1
00
m
m
)
0.
8
(2
0)
■
■
■
■
3
A
6
B
C
7
NOTE
■
■
■
■
C
1
2
A
B
C
5
Set the outlet side at a right angle to the direction of the wind.
P
RECAUTIONS
ON INSTALLATION
Check the strength and level of the installation ground so that
Strong wind
the unit will not cause any operating vibration or noise after
installation.
In accordance with the foundation drawing in the figure, fix the
unit securely by means of the foundation bolts. (Prepare four
sets of 1/2 inch (M12) foundation bolts, nuts and washers each
which are available on the market.)
Blown air
Strong wind
It is best to screw in the foundation bolts until their length are
0.8 inch (20 mm) from the foundation surface.
Prepare a water drainage channel around the foundation, to
drain waste water from around the unit.
C
A
C
4
If the water drainage of the unit is not easy, please build up the
B
unit on a foundation of concrete blocks, etc. (the height of the
foundation should be maximum 6 inch (150 mm)).
9.44
9.44
5
If you install the unit on a frame, please install a waterproof plate
within 6 inch (150 mm) of the underside of the unit in order to
(240)
37.60 (955)
56.50 (1435)
(240)
prevent the invasion of water from the lower direction.
Discharge side
When installing the unit in a place frequently exposed to snow,
Bottom view inch (mm)
pay special attention to elevate the foundation as high as
Drain hole
possible.
If you install the unit on a building frame,
please install a waterproof plate (field
supply) (within 6 inch (150 mm) of the
underside of the unit) in order to avoid the
drainwater dripping.
(See figure).
NOTE
If drain holes of the unit
are covered by a
mounting base or by floor
surface, raise the unit in
order to provide a free
space of more than 4 inch
Selecting a location in cold climates
(100 mm) under the unit.
Refer to "Handling" on page 4.
When operating the unit in a low outdoor ambient
Installation method for prevention of falling over
temperature, be sure to follow the instructions
described below.
If it is necessary to prevent the unit from falling over, install as shown
To prevent exposure to wind, install the unit with its suction side
facing the wall.
Never install the unit at a site where the suction side may be
exposed directly to wind.
in the figure.
■
prepare all 4 wires as indicated in the drawing
■
unscrew the top plate at the 4 locations indicated A and B
■
put the screws through the nooses and screw them back tight
To prevent exposure to wind, install a baffle plate on the air
discharge side of the unit.
A
B
In heavy snowfall areas it is very important to select an
installation site where the snow will not affect the unit. If lateral
snowfall is possible, make sure that the heat exchanger coil is
not affected by the snow (if necessary construct a lateral
canopy).
Construct a large canopy.
Construct a pedestal.
Install the unit high enough off the
ground to prevent burying in snow.
Location of the 2 fixation holes on the front side of the unit
Location of the 2 fixation holes on the rear side of the unit
Wires: field supply
EDLQ036~054B EBLQ036~054BA6VJU1
Installation manual
Unit for air to water heat pump system
4PW56182-1
