Cooling Water Pump · Cooling Water Pumps
Sterling SIHI CEH 6108 — Cooling water pump - side channel self-priming.
Every value below comes from the manufacturer datasheet or class-society record on file for this model.
Other models of the same equipment type, Sterling SIHI first.
| Mechanical seal inspection | annually or per running hours per maker's guidance |
|---|---|
| Bearing grease/oil renewal | per maker's schedule, typically every 2,000-4,000 hours or annually |
| Full overhaul (seal, bearings, wear rings) | typically every 3-5 years or per condition/running hours |
| Coupling alignment check | after any work disturbing the coupling, and at least annually |
| Side-channel ring/impeller clearance | renew once clearance exceeds the maker's specified limit - confirm the exact figure against the pump manual |
|---|---|
| Mechanical seal | renew at the first sign of leakage beyond an acceptable drip rate |
Ranges are typical for this design class. Always confirm against the manufacturer documentation for your serial number.
Cooling water pumps in essential services are typically under Continuous Machinery Survey; class expects evidence of standby pump availability, seal/bearing maintenance records, and a performance check against the original curve after overhaul.
Estimated lifetime: Seals and bearings on this class of self-priming side-channel pump commonly need attention in the order of 15,000-25,000 running hours depending on service and duty cycle - treat as a planning guide, not a fixed figure, and confirm against condition monitoring and the maker's recommendation.
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