Grundfos SP Installation And Operating Instructions Manual page 8

5.1.2 Grundfos MS6000 motors
• If the motor is delivered from stock, the liquid level must be
checked before the motor is installed. See fig.
during filling - MS6000.
• In the case of service, the liquid level must be checked. See fig.
Motor position during filling -
Filling procedure:
The filling hole for motor liquid is placed at the top of the motor.
1. Position the submersible motor as shown in fig.
during filling - MS6000. The filling screw must be at the highest
point of the motor.
2. Remove the screw from the filling hole.
3. Inject liquid into the motor with the filling syringe (fig.
position during filling - MS6000) until the liquid runs back out of
the filling hole.
4. Replace the screw in the filling hole and tighten securely before
changing the position of the motor.
Torque: 3.0 Nm.
The submersible motor is now ready for installation.
Motor position during filling - MS6000
8
Motor position
MS6000.
Motor position
Motor
45°
5.1.3 Grundfos MMS6, MMS8000, MMS10000 and MMS12000
motors
Filling procedure:
Place the motor at a 45° angle with the top of the motor upwards.
See fig. Motor position during filling -
1. Unscrew the plug (A) and place a funnel in the hole.
2. Pour tap water into the motor until the motor liquid inside the
motor starts running out at the plug (A).
Do not use motor liquid that contains oil.
3. Remove the funnel and refit the plug(A).
Before fitting the motor to a pump after a long period
of storage, lubricate the shaft seal by adding a few
drops of water and turning the shaft.
The submersible motor is now ready for assembly with the pump
and ready for installation.
A
Motor position during filling - MMS
MMS.
45°