
Centrifugal pump maintenance 173
Thus, it is necessary to paint the internals of the housing with an oil resistant paint.
Prior to assemble, the paint condition should be inspected.
The bearing housings have to be sealed to prevent moisture ingress. The bearing
covers that are bolted to the bearing hosing should be installed with proper bearing
isolators.
The oil level gauge opening should be cleaned and new one should be fitted to it.
The bearing housing vent should also be removed, cleaned and screwed back.
9.4.12 Coupling
The coupling should be inspected for wear and its fit with the shaft. If these are normal,
they should be greased if ...