Goulds Pumps NM 3196 i-FRAME - IOM - Manual (Page 72)

Remove the inboard labyrinth oil seal
Labyrinth oil-seal O-rings are part of the 3196 maintenance kits, and they are sold separately.
1. Determine the fit of your labyrinth oil seal.
Table 10: Labyrinth oil-seal fit
Model Type of fit
STi O-ring fit into the bearing-frame adapter (228A)
MTi O-ring fit into the frame adapter
2. Remove the O-rings (497H and 497J) and the seal (333A).
497H 497J
333A
108
Power-end disassembly
Disassemble the power end ( STi , MTi )
1. Remove the clamp screws (370C) and back off the jam nuts (423).
2. Tighten the jack screws (370D) evenly to move the bearing housing (134) out of the bearing frame
(228A).
3. Remove the shaft assembly from the bearing frame (228A).
228A
134
370D
423
370C
4. Remove the jack screws (370D) with nuts (423).
5. Remove the bearing housing O-ring (496) and the bearings.
6. Remove the outboard bearing retaining snap ring (361A).
Maintenance
70 Model NM 3196 i-FRAME Installation, Operation, and Maintenance Manual