Pump Without Motor; Motor Without Feet - Grundfos NB Original Installation And Operating Instructions

6. Pump without motor

6.1 Motor without feet

NB and NBG pumps are available without motor. The pumps are
supplied as complete pumps with a transport bracket protecting
the shaft seal during transport. When you mount the motor, follow
the instructions shown in these drawings.
1. Remove the coupling guard and loosen the hexagon socket
head screws in the shaft.
3. Fit and tighten the motor screws to the correct torque.
See below.
M8: 12 ± 2.4 Nm
M10: 25 ± 5 Nm
M12: 40 ± 8 Nm
M16: 100 ± 20 Nm
M20: 150 ± 30 Nm
M24: 200 ± 40 Nm
2. Place the pump on the motor.
4. Remove the nut, washer and transport bracket.
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