Goulds Pumps ANSI FAMILY IOM (ATEX Compliant) - Manual (Page 19)

DISASSEMBLY OF POWER END -
STX, MTX with Duplex Bearings
1. Remove clamp screws (370C). Back off jam nuts
(423). Tighten jack screws (370D) evenly, this will
start bearing housing (134) out of bearing frame
(228A) (Fig. 77).
2. Remove shaft assembly from bearing frame
(228A).
3. Remove jack screws (370D) with nuts (423)
(Fig. 78).
4. Remove bearing housing O-ring (496).
5. Remove clamp ring screws (236A). Separate
clamp ring (253B) from bearing housing (134).
NOTE: Clamp ring cannot be removed from the
shaft until bearings are removed.
6. Remove bearing housing (134) from shaft (122)
with bearings (112A, 168A) (Fig. 79).
7. Remove inboard bearing (168A) (Fig. 80).
8. Remove bearing locknut (136) and bearing
lockwasher (382).
9. Remove outboard bearings (112A).
NOTE: When pressing bearings off shaft, use
force on inner race only.
NOTE: Save bearings for inspection.
ANSIFAM IOM - 5/08
65
6
Fig. 77
Fig. 78
Fig. 79
Fig. 80