Fitting The Motor To The Pump; Removing And Fitting The Cable Guard - Grundfos SP Series Installation And Operating Instructions Manual

CAUTION
Description of hazard
Minor or moderate personal injury
- Lift the pump to vertical position before removing it
from the wooden box.
We Grundfos recommend that you first fit
to the pump to facilitate handling of the pump during installation.
Fig. 22 Lifting the pump into vertical position

7.1 Fitting the motor to the pump

DANGER
Electric shock
Death or serious personal injury
- Switch off the power supply before you start any
work on the product.
- Make sure that the power supply cannot be
accidentally switched on.
When the pump part and the motor are supplied as separate units
(long pumps), fit the motor to the pump as follows:
1. Use pipe clamps when handling the motor
CMR???
WARNING
XXX
Death or serious personal injury
- When the motor is to be assembled with the pump
at the borehole, make sure to use suitable pipe
clamps.
2. Place the motor in vertical position at the borehole seal. See
fig. 23.
Fig. 23 Motor in vertical position
3. Lift the pump part by means of pipe clamps fitted to the
extension riser pipe. See fig. 24.
fitting a 50 cm long pipe
4. Place the pump part on top of the motor.
5. Fit and cross-tighten the nuts
The bolts and nuts securing the straps to the pump must be
cross-tightened to the following torques:
When fitting the motor to the pump part, cross-tighten the nuts to
the following torques:

7.2 Removing and fitting the cable guard

If the cable guard is screwed on to the pump, it must be removed
and fitted by means of screws.
Fig. 24 Lifting the pump into position
below.
Make sure that the coupling between the pump and
motor engages properly.
Bolt/nut
M8
M10
M12
M16
Staybolt diameter
5/16 UNF
1/2 UNF
M8
M12
M16
M20
Make sure that the pump chambers are aligned when
the cable guard has been fitted.
to the torques stated. See table
Torque
[Nm]
18
35
45
120
Torque
[Nm]
18
50
18
70
150
280
17