Cartridge mechanical seal replacement
Cartridge-type mechanical seals should be serviced by the seal manufacturer. Refer to the instructions
from the mechanical seal manufacturer for assistance.
Coupling guard replacement
Repair or replace the coupling guard if you notice corrosion or other defects.
Gaskets, O-rings, and seats replacement
WARNING:
Risk of death or serious injury. Leaking fluid can cause fire and/or burns. Replace all gaskets
and O-rings at each overhaul or disassembly.
•
Replace all gaskets and O-rings at each overhaul and disassembly.
•
Inspect the seats. They must be smooth and free of physical defects.
•
In order to repair worn seats, skin cut them in a lathe while you maintain dimensional relationships
with other surfaces.
•
Replace parts if the seats are defective.
Fasteners
WARNING:
Risk of serious personal injury or property damage. Fasteners such as bolts and nuts are criti-
cal to the safe and reliable operation of the product. Ensure appropriate use of fasteners during
installation or reassembly of the unit.
•
Use fasteners of the proper size and material only.
•
Replace all corroded fasteners.
•
Ensure that all fasteners are properly tightened and that there are no missing fasteners.
Additional parts
Inspect and either repair or replace all other parts, if inspection indicates continued use would be harmful
to satisfactory and safe pump operation.
Inspection must include these items:
•
Bearing end covers (109A, 160 and 360A)
•
Labyrinth seals (332A, 333A and 332C)
•
Bearing locknut (136)
•
Impeller key (178) and coupling key (400)
•
Bearing lockwasher (382)
•
All nuts, bolts, and screws
6.5.2 Shaft replacement guidelines
Shaft measurement check
Check the bearing fits of the shaft. If any are outside the tolerances shown in the Bearing fits and toler-
ances table, then replace the shaft.
6.5 Preassembly inspections
3620 i-FRAME API type BB2 single stage / ISO 13709 2nd Ed/API 11th Ed Installation, Operation, and Maintenance
Manual
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Содержание GOULDS PUMPS i-FRAME 3620
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