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5
3. Installing the product
3.1 Location
The pump is designed for indoor installation.
3.2 Tools
Fig. 5 Recommended tools
3.3 Mechanical installation
Install the pump so that it is not stressed by the pipes. For
maximum permissible forces and moments from pipe connections
acting on the pump flanges, see page 533.
You can suspend the pump directly in the pipes, provided that the
pipes support the pump.
Twin-head pumps are prepared for installation on a mounting
bracket or base plate.
To ensure adequate cooling of motor and electronics, observe the
following requirements:
• Position the pump in such a way that sufficient cooling is
ensured.
• The ambient temperature must not exceed 40 °C.
TM05 6472 4712
Pos. Tool Size
1 Screwdriver, straight slot 0.6 x 3.5 mm
2 Screwdriver, straight slot 1.2 x 8.0 mm
3 Screwdriver, torx bit TX10
4 Screwdriver, torx bit TX20
5 Hexagon key 5.0 mm
6 Side cutter
7 Open-end spanner Depending on DN size
8 Pipe wrench
Only used for pumps with
unions
0.6 x 3.5
5.0
1.2 x 8.0
TX20
TX10
Step Action Illustration
1
Arrows on the pump housing
indicate the liquid flow direction
through the pump. The liquid flow
direction can be horizontal or
vertical, depending on the
control-box position.
TM05 5513 3812
2
Close the isolating valves and
make sure that the system is not
pressurised during installation of
the pump.
TM06 8040 0317
3
Mount the pump with gaskets in
the pipes.
TM05 5515 3812
4
Flanged version:
Fit the bolts, washers and nuts.
Use the correct size of bolts
according to system pressure.
For further information about
torques, see page 533.
TM05 5516 3816 TM05 5517 3812
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