Goulds Pumps 3298 - IOM - Manual (Page 66)

Maintenance
• Replace the magnet assembly if it was exposed to pumped fluid.
• Inspect magnets for proper bonding to the carrier.
Bearing frame - frame-mounted version only
• Inspect the frame and frame foot for cracks.
• Inspect the frame and rub ring for corrosion or pitting if parts have been exposed to
pumped fluid.
• Inspect the bearing frame bores. The maximum acceptable bore is:
• S group: 2.4419 in. (62.024 mm)
• M and L groups: 2.8353 in. (72.017 mm)
• Inspect the ball bearings for contamination and damage.
• Inspect the bearing end cover for cracks and pits.
• Make sure that the gasket surface is clean.
• Replace the lip seal.
• Inspect the shaft for cracks and scoring.
Inspection locations
Reassembly
Reassembly precautions
WARNING:
Explosion risk. Rubbing could lead to excess heat generation and sparks. Rotate the shaft by hand to
make sure it rotates smoothly and that there is no rubbing.
CAUTION:
• The magnets in this unit are extremely powerful. Beware of serious injury to fingers and hands.
Keep magnetic drive components and magnetic tools apart by a minimum of 3 ft (1 m).
• Use a non-magnetic socket and wrench.
64 3298 Family Installation, Operation, and Maintenance Manual