Foundation - Grundfos BMST Series Installation And Operating Instructions Manual

4.1.3 Motor installation
Caution
Use vibration dampers.
The motor must be level. If there is a gap between the foundation
and motor, use a spirit level, a feeler gauge and shims to level the
motor. Then secure the motor by means of suitable bolts
depending on the foundation.
Direction of rotation
Warning
The electrical installation should be carried out
by an authorised person in accordance with local
regulations.
Connect the power supply (see section 5. Electrical installation)
and check the direction of rotation. The direction of rotation must
correspond to the direction under normal operation. See the
installation and operating instructions for the motor.
4.1.4 Lifting and handling the pump
Hoist the pump into place, and lower it down slowly.
Example of how to lift the pump
Fig. 6
Make the pump fit the motor flange. Fit the pump support foot
delivered with the product. Lower the pump until the support foot
reaches the floor.
6
4.1.5 Alignment of motor and pump
Align the motor and pump before you tighten the bolts. To ensure
correct installation, follow this procedure:
Step Description
Fit all four bolts for
motor and pump
1 connection.
Do not tighten the
bolts yet.
Adjust the gap by
means of a feeler
2 gauge or similar tool.
Tighten one bolt by
hand.
Adjust the gap 180 °
opposite the bolt you
just tightened.
3
Do not tighten the
bolt. Move the pump
to adjust the gap.
Move the pump, and
adjust the gap by
means of the feeler
gauge. Tighten the
4 bolt by hand. If the
inlet pipe has to be
turned, see section
4.1.6 Position of the
inlet pipe.
When the gap has
been adjusted, cross-
5
tighten all bolts to
33 Nm.
Fasten the support
6 foot to the

foundation.

The support foot must not impose any tension on
Caution
the pump!
Picture