Xylem Flygt 2860.180, Installation, Operation And Maintenance Manual

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WS006956A
9. Fasten the impeller:
a) Place the washer on the impeller screw.
b) Lock the impeller to prevent rotation.
Use pliers, a screwdriver, or similar.
c) Tighten the impeller screw.
Tightening torque: 44 Nm (32.5 ft-lbs)
d) Tighten a further 1/8 turn, 45°.
The screw will be loaded to its yield point and the load capacity of the joint will be
higher.
e) Check that the impeller can rotate easily.
WS006957A
10. Mount the strainer and the nuts.
Tightening torque: 44 Nm (32.5 ft-lbs)
Maintenance
Flygt 2860.180 Installation, Operation, and Maintenance Manual 33