Goulds Pumps 3600 - IOM - Manual (Page 86)

Maintenance
Figure 13: Mount the cartridge mechanical seal on the thrust end
Assemble the thrust end (ball bearing pumps)
1. Assemble the inboard labyrinth seal (333A) into the inboard thrust end cover (160):
a) Clean the end cover with a solvent.
b) Fit the labyrinth seal (333A) into the bore of the cover (160).
c) Tap the seal in with a hammer.
NOTICE:
Make sure that the expulsion port is at the 6 o'clock position and is properly seated.
2. Assemble the inboard end cover (160) and the inboard bearing end-cover gasket (360A)
onto the shaft.
3. Assemble the thrust bearings (112A) in a back-to-back arrangement onto the shaft (122):
The bearings are interference fit.
84 Model 3600, API 610 8th, 9th, 10th & 11th Editions (ISO 13709) Installation, Operation, and Maintenance Manual