Bearing-Frame Inspection - Goulds Pumps 3700 Installation, Operation And Maintenance Manual

Maintenance
b) Chill the new bushing using dry ice or another suitable chilling substance, and install
WARNING:
Dry ice and other chilling substances can cause physical injury. Contact the supplier for
information and advice for proper handling precautions and procedures.
c) Locate, drill, and tap three new equally-spaced set screw holes on the impeller side of
d) Install the set screws and upset threads.
1. Seal-chamber cover
2. Set screws
3. Bushing
Figure 64: Set screw installation

Bearing-frame inspection

Checklist
Check the bearing frame for these conditions:
• Visually inspect the bearing frame and frame foot for cracks.
• Check the inside surfaces of the frame for rust, scale, or debris. Remove all loose and
foreign material.
• Make sure that all lubrication passages are clear.
• Inspect the inboard-bearing bores.
If any bores are outside the measurements in the Bearing fits and tolerances table, replace
the bearing frame.
86 Model 3700, API Type OH2 / ISO 13709 1st and 2nd Ed. / API 610 8/9/10/11th Ed. Installation, Operation, and Maintenance
the bushing into the cover fit.
Tap the bushing in place with a wood block or soft-faced hammer.
the cover between the original set screw holes.
Manual