Mechanical Installation - Grundfos MAGNA1 C Series Installation And Operating Instructions Manual

3.4 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 40.
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.
Step Action
Arrows on the pump housing indicate the
liquid flow direction through the pump. The
1 liquid flow direction can be horizontal or
vertical, depending on the control-box
position.
Close the isolating valves and make sure
2 that the system is not pressurised during
installation of the pump.
3 Mount the pump with gaskets in the pipes.
Flanged version:
Fit the bolts, washers and nuts. Use the
correct size of bolts according to the system
4
pressure.
For further information about torques, see
page 40.
6
Illustration