Goulds Pumps 3600 - IOM - Manual (Page 69)

Maintenance
If the pump is... Then...
All others
1. Remove the snap ring (361F) from the first-stage impeller (101).
2. Heat the impeller to 300°F–400°F (150°C–200°C) and slide it
towards the center of the rotor in order to expose the locating ring
(361H).
For double-suction, first-stage impellers (except 4x6-10 and 4x6-
11), remove the impeller and retrieve the locating ring (361H).
3. Quickly remove the locating ring and the impeller.
4. Remove the subsequent casing ring(s) (164, 164A, 164B).
3. Depending on the pump, do the following to remove the diaphragm sleeve (204):
If the pump is... Then...
Double suction
1. Remove the snap ring (361F).
2. Slide the sleeve towards the center of the rotor, exposing the
locating ring (361H).
3. Remove the locating ring (two halves) and the diaphragm sleeve.
6x8-13 The diaphragm sleeve is held in place by a shoulder and a snap ring
(361).
1.
Remove the snap ring.
2. Remove the sleeve.
4. Repeat step 2 for the remaining impellers.
Model 3600, API 610 8th, 9th, 10th & 11th Editions (ISO 13709) Installation, Operation, and Maintenance Manual 67