5.4 Installation
Installation room and space requirements
NOTE
Note and follow the local regulations and
standards regarding the installation room
and space requirements. The table shows
the regulations as per EN 378-1 relevant in
Germany.
Refrigerant
R 134a
R 404A
R 407C
R 410A
R 448A
"Technical data / Scope of supply", from page 26
Minimum room volume =
NOTE
If several heat pumps of the same type are
installed only one heat pump need to be
taken into account. If several heat pumps of
different types are installed, only the heat
pump with the largest refrigerant volume
needs to be taken into account.
Minimum volume corresponds to the require-
ments for the refrigerant used.
Installation inside the building only.
Installation room is dry and frost-free.
Clearance dimensions are met ( "Installation
plans", from page 41).
The surface/floor is suitable for installation of the
unit:
● level and horizontal
● load-bearing capacity for the unit's weight
Aligning the unit
► Align the unit horizontally and stably in the
installation site using the height-adjustable feet
and a spanner size SW 13. Adjustment range:
25 mm.
12
Subject to change without notice | 83056700gUK – Translation of the original operating manual | ait-deutschland GmbH
Limit [kg/m³]
0.25
0.52
0.31
0.44
0.39
Refrigerant capacity [kg]
Limit [kg/m³]
6
Installation and connection
6.1 Dismantle the module box
IMPORTANT
If the module box is tilted by more than 45°,
compressor oil runs into the cooling circuit.
► Do not tilt the module box by more than 45°.
NOTE
● If necessary the module box can be
dismantled for easier transport of the unit
or for service reasons.
● Steps 1 to 5 are only required if the module
box is connected and filled.
Unit is safely disconnected from the power supply
and protected against being switched back on
again.
1.
Remove
the
front
box
( "7.1
Remove
the module box", page 19).
2.
Close shut-off valves to the heating circuit.
3.
Drain the unit via the filling and drain tap of the
heating.
NOTE
The hose connectors are not part of the
scope of delivery with all KFE ball valves.
panel
of
the
module
the
front
panel
of
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