Hydro Turbine Overhaul in Shop Support

Generator Shaft Machining:

  • Dimensional checking with detailed reporting
  • Machining to maintain alignment and run outs
  • Line bore coupling bolts holes
  • Manufacture new coupling bolts

Turbine Shaft Machining:

  • Dimensional checking with detailed reporting
  • Machining to maintain alignment and run outs
  • Line bore coupling bolts holes
  • Manufacture new coupling bolts
  • Sleeve replacement

Shift ring:

  • Dimensional checking with detailed reporting
  • Machining
  • Inserting stainless steel liners

Wicket gates:

  • Dimensional checking with detailed reporting
  • Sealing face weld build and machining
  • Weld build up height and machining
  • Sleeve journals
  • Realignment

Small part’s support:

  • Head cover studs
  • Coupling bolts
  • Bushings
  • Dowel pins

Head cover:

  • Dimensional checking with detailed reporting
  • Machining
  • Changing liner
  • Wicket gate bushings
  • Seal rings
  • Line bore wicket gate holes

Servo motors:

  • Complete rebuild
  • Wicket gate linkages
  • Complete rebuilds