Job Description:

• 1) Fits and assembles machined parts and castings to erect steam and gas turbines according to drawings and specifications, using machine tools, power tools, handtools, and measuring instruments: Erects, levels, and aligns vertical supports for bedplates of steam turbines, using levels, transit, and master straightedge.

• 2) Lays out work for other assemblers on thrust end, oil tank, and cylinder assemblies, following specified assembly procedure.

• 3) Chips, grinds, bores, and drills machined parts and castings, using portable grinders, boring bar, and lapping disk.

• 4) Levels and aligns high and low pressure cylinders, oil tank, thrust end assembly, and exhaust assembly, using pin gauges.

• 5) Scribes foundation holes, lays out offset marks, and directs machine operator to drill foundation holes.

• 6) Shrink-fits spindle blade rings, diaphragm rings, dummy rings, ring gears, sleeves, couplings, and bushings on shafts to build turbine spindles, using portable gas heating unit.

• 7) Measures clearance and alignment of spindle to cylinder, using micrometers and calipers.

• 8) Adjusts spindle bearing pads or moves blade rings to obtain specified clearances.

• 9) Starts auxiliary oil pump to flush oil piping and bearings.

• 10) Starts turbine and measures balance of spindle, using vibroscope.

• 11) Observes functioning of unit and instruments to adjust alignment and clearances and to assure operation according to specifications.

• 12) Repairs worn and damaged turbines.