Goulds Pumps 3600 - IOM - Manual (Page 67)

Maintenance
4. Position one sling between the throttle bushing (129) and the impeller, and another sling
between the first-stage impeller (101) and the seal chamber (221). Lift the rotating
assembly slightly to remove contact with the wear parts.
5. Remove the socket head capscrews from the center bushing (155).
* 164A for 4x6-10 and 4x6-11 pumps. 165B for all other pump sizes.
6. Remove the center bushing (155), all stage rings (144), and the diaphragm (146), if
supplied.
a) Remove the upper half of all components.
b) Rotate the lower half of all components out of the lower half of the casing.
7. Lift the rotating assembly further to disengage the stationary locks.
8. Remove the seal chambers (220, 221), the throttle bushing (129), the first-stage casing ring
(164A), and the series casing ring (164) on the opposite side.
9. Lift the rotating assembly out of the lower half of the casing.
10. Remove the casing studs (356A, 356C, 356K) and the casing gasket (351).
Model 3600, API 610 8th, 9th, 10th & 11th Editions (ISO 13709) Installation, Operation, and Maintenance Manual 65