Patent ID: 7421783

Claim:
A method of installing a carrier including upper and lower carrier halves in a lower outer shell half of a turbine comprising the steps of: (a) providing the lower carrier half with female threaded openings adjacent opposite ends and sides of the lower carrier half; (b) threading jack screws into the female threaded openings and disposing the lower carrier half in the lower outer shell half with the jack screws supporting the lower carrier half in the lower outer shell half; (c) locating a turbine rotor in the lower carrier half; (d) guiding the upper carrier half onto the lower carrier half with portions of the jack screws being received in bores in the upper carrier half and using a close fitting dimensional relationship between the jack screws and bore to guide the upper carrier half onto the lower carrier half; (e) securing the upper and lower carrier halves to one another along their horizontal midlines to form said carrier; (f) installing permanent keys between flanges on the upper carrier half and supports on the lower outer shell half, enabling the carrier for support from the lower outer shell half; (g) removing the jack screws; and (h) securing the carrier and the lower outer shell to one another.