Grundfos NB Installation And Operating Instructions Manual page 15

3. Fit and tighten the motor screws to the correct
torque. See below.
• M8: 20 ± 4 Nm
• M10: 40 ± 8 Nm
• M12: 70 ± 15 Nm
• M16: 145 ± 30 Nm
• M20: 150 ± 30 Nm
• M24: 200 ± 40 Nm
4. Remove the nut, washer and transport bracket.
5. Press down the threaded pipe to ensure that the
shaft is in bottom position.
6. Remove the threaded pipe.
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