Xylem Flygt 2860.180, Installation, Operation And Maintenance Manual

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The proper lubrication of the screw and washer is lubricating grease for assembly of
bolts etc., for example, Kluber ALTEMP Q NB 50 or equivalent.
4. Check that the impeller screw is clean and easy to screw into the shaft end.
This is to prevent the shaft from rotating with the impeller screw.
5. Assemble the conical sleeve in the impeller.
Make sure that the conical sleeve bottoms in the impeller.
WS006954A
6. Assemble the impeller with the conical sleeve onto the shaft.
Make sure that the conical sleeve bottoms in the impeller.
7. Mount the suction cover with its O-ring and tighten.
Tightening torque: 44 Nm (32.5 ft-lbs)
WS006955A
8. Turn the adjustment screw clockwise until the impeller makes contact with the suction
cover.Tighten a further 1/8 turn, 45°.
This will ensure the correct clearance between the impeller and the suction cover in
the next step.
Use a 10 mm hexagon bit adapter (Allen socket).
Maintenance
32 Flygt 2860.180 Installation, Operation, and Maintenance Manual