Xylem Flygt Concertor 6020, Installation, Operation And Maintenance Manual

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WS009858A
2. Prepare the shaft:
a) Make sure that the end of the shaft is clean and free from burrs.
Polish off any flaws with a fine emery cloth.
b) Coat the inner conic and the outer cylindrical surfaces of the sleeve with a thin layer
of grease.
WS008329A
The proper lubrication is grease for bearings, for example, Exxon Mobil Unirex N3,
Mobil Mobilith SHC 220 or the equivalent.
NOTICE:
Surplus grease can cause the impeller to become loose. Remove surplus grease
from conical and/or cylindrical surfaces of shafts and/or sleeves.
3. Put the pump housing in an upright position.
4. Put the impeller in the insert ring.
5. Install the clamping sleeve, washer, and impeller screw on the shaft. Do not tighten the
screw.
6. Install the drive unit.
a) Suspend the drive unit in the lifting handle.
b) Lower the drive unit until it sits on top of the pump housing.
Make sure that the sleeve fits inside the impeller.
c) Tighten the drive unit to the pump housing.
7. Suspend the pump in the lifting handle.
8. Tighten the impeller screw.
8 Maintenance
42 Concertor ™ 6020 Installation, Operation, and Maintenance Manual