Goulds Pumps 7200CB - IOM - Manual (Page 76)

Maintenance
3. Unbolt and remove locating ring retainer bolts (371B) and remove locating ring retainer
(253).
4. Remove sleeve locating ring (361F).
5. Remove balance drum sleeve (128) from shaft (122).
6. Remove sleeve key (178).
CAUTION:
Avoid injury. Assure the suction cover is securely fastened to a stable surface to avoid the bundle from
becoming unstable while assembling/disassembling in the vertical orientation.
CAUTION:
Burn hazard. The impeller will get hot. Wear insulated gloves when handling the impeller.
7. Heat the last stage impeller (101M) hub to 300°F-400°F (150°C-200°C). Using the puller
holes on the impeller hub remove from shaft (122).
74 Model 7200CB, API Type BB5 Barrel Multistage / ISO 13709 2nd Edition / API 610 11th Edition Installation, Operation, and
Maintenance Manual