Maintenance
Impeller replacement
This table shows the criteria for replacing the impeller:
Impeller parts
When to replace
Vane edges
When you see cracks, pitting, or corrosion damage
Impeller checks
• Check and clean the impeller bore diameter.
Impeller areas to inspect
A. Shroud
B. Wear ring
C. Vane
Oil ring replacement
Oil rings must be as round as possible in order to function properly. Replace oil rings if they are
worn, distorted, or damaged beyond reasonable repair.
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Model 3610, API Type BB1 API 610 11th Edition Installation, Operation, and Maintenance Manual