Seal-Chamber Cover Inspection And Replacement - Goulds Pumps 3700 Installation, Operation And Maintenance Manual

Maintenance
c) Repeat steps a and b for the wear ring on the seal-chamber cover side.
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If the impeller wear ring runout is in excess of 0.005 in. (0.13 mm):
1. Check for distortion at the set screw areas.
2. Check the shaft runout and all mating surfaces of the shaft and impeller hub for
3. True up all damaged surfaces.
4. Recheck the impeller wear-ring runout.

Seal-chamber cover inspection and replacement

Two seal-chamber cover versions
The seal-chamber cover is available in two versions:
• Standard
• Optional
The optional version has a cooling chamber and water jacket cover and is used when elevated
pumped-fluid temperatures are present.
Seal-chamber cover areas to inspect
• Ensure all gasket/O-ring sealing surfaces are clean and have no damage that would
• Ensure that all cooling (where applicable), flush, and drain passages are clear.
76 Model 3700, API Type OH2 / ISO 13709 1st and 2nd Ed. / API 610 8/9/10/11th Ed. Installation, Operation, and Maintenance
perpendicularity.
prevent sealing.
Impeller
Shaft
Casing-side impeller wear-ring
Seal-chamber cover side wear ring
Manual