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Selecting a location in cold climates
When operating the unit in a low outdoor ambient
temperature, be sure to follow the instructions described
below.
Prevent exposure to wind:
•
Install the unit with its air intake side facing the wall. Never
install the unit at a site where the air intake side may be
exposed directly to wind.
•
Install a baffle plate on the air exhaust side of the unit.
In heavy snowfall areas, select an installation site where the
snow will not affect the unit.
Make sure to protect the water circuit against freezing. Refer to
"Protecting the water circuit against freezing" on page
Unit installation drawing
>50
367
>100
360
330
350
Service space
1
Fixation holes
2
Drain outlets (Ø18 mm)
3
Water inlet
4
Water outlet
Indicated distances must be respected to ensure optimal operation of
the unit. For ease of access at the moment of installation or servicing,
the unit may be pushed further away from walls or obstacles.
Inspecting, handling and unpacking the unit
The unit is packed in a cardboard box fixed by straps.
At delivery, the unit should be checked and any damage should
be reported immediately to the carrier claims agent.
Check if all unit accessories (see
enclosed.
Bring the unit as close to its final installation position in its
original package to prevent damage during transport.
After unpacking, the unit can be positioned correctly using the
handles provided at both ends of the unit.
EWAQ+EWYQ005~007ACV3P
Packaged air-cooled water chillers and
packaged reversible air to water heat pumps
4PW33165-1D
Construct a large canopy.
Construct a pedestal.
Install the unit high enough off the ground
to prevent burying in snow.
7.
1170
69
137
580
1
2
1
"Accessories" on page
Important information regarding the
refrigerant used
This product contains fluorinated greenhouse gases covered by the
Kyoto Protocol. Do not vent gases into the atmosphere.
Refrigerant type:
(1)
GWP
value:
(1)
GWP = global warming potential
The refrigerant quantity is indicated on the unit name plate.
Mounting the unit
1
Check the strength and level of the installation ground so that
the unit will not cause any operating vibration or noise after
installation.
2
Make sure that the unit is installed level.
3
Prepare 4 sets of M8 or M10 foundation bolts, nuts and washers
each (field supply).
4
Fix the unit securely by means of the foundation bolts in
accordance with the installation drawing.
Screw in the foundation bolts until their length remains 20 mm
above the foundation surface.
3
4
Drain work
If drain work is necessary, follow the guidelines below.
Two drain outlets are provided in the bottom plate of unit, see
"Unit installation drawing" on page 5
are field supply).
In cold areas, do not use a drain hose with the unit. Otherwise,
drain water may freeze and block the drain. In case the use of a
drain hose is unavoidable for one reason or another, it is
recommended to install a heater tape in order to protect drain
from freezing.
Water pipework
Checking the water circuit
The units have a water inlet and water outlet for connection to a water
circuit. This circuit must be provided by a licensed technician and
must comply with all relevant European and national regulations.
2) are
The unit is only to be used in a closed water system.
Application in an open water circuit can lead to excessive
corrosion of the water piping.
Before continuing the installation of the unit, beware of the following
points:
Two shut-off valves are delivered with the unit. To facilitate
service and maintenance, install one at the water inlet and one
at the water outlet of the unit.
R410A
1975
(drain plug and drain hose
Installation manual
5
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