d) Turn the adjustment screw counterclockwise until the impeller breaks free from the
shaft.
e) Remove the impeller and the conical sleeve.
Install the impeller: dry installation
1. Prepare the sleeve:
a) Make sure that the end of the shaft is free from burrs.
Polish off any flaws with a fine emery cloth.
b) Grease the shaft end.
NOTICE:
Surplus grease can cause the impeller to become loose. Remove surplus grease
from conical and/or cylindrical surfaces of shafts and/or sleeves.
Maintenance
54 Flygt 3153 Installation, Operation, and Maintenance Manual
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