Goulds Pumps 3640 - IOM - Manual (Page 56)

Maintenance
Disassemble the radial end (ball bearing pumps)
1. Unbolt and remove the cover bolts (371C) and the outboard end cover (160). Loosen the
inboard end cover (160) and cover bolts (371C).
The outboard labyrinth seal (332A) and the bearing housing gasket (360A) will come off
with the outboard cover (160).
2. Remove the dowel pins (469J) between the bearing housing flange and the casing flange.
The connection point of the housing to the casing is referred to as the saddle.
3. Unbolt the bearing housing from the saddle by removing the four nuts (427J).
4. Remove the studs (371T). Rotate the bearing housing in order to remove the inboard end
cover bolts (371C).
5. Remove the oil ring (114).
6. Pull the bearing housing (134) off the shaft.
The gasket (360A) remains on the bearing housing.
7. Loosen the setscrew (388L) on the oil ring sleeve (324) and remove the sleeve.
54 Model 3640 Installation, Operation, and Maintenance Manual