Grundfos NB Series - Page 15

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TM03 3916 1206 TM03 3917 1206
5. Press down the threaded pipe to ensure that the shaft is in
bottom position.
6. Remove the threaded pipe.
TM03 3918 1206 TM03 3919 1206
7. Tighten the hexagon socket head screws in the shaft. 8. Fit the coupling guard.