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Erects and tests machinery and heavy equipment, such as
hydraulic turbines, turbine wheels, jaw stone crushers,
industrial surface condensers, flaking machines, valves, and
mine hoists, according to bluepritns and specifications, using
handtools, heating equipment, and measuring instruments:
Positions steel beams to support bedplates of machines and
equipment. Levels bedplate and establishes centerline, uisng
straightedge, levels, and transit. Signals Overhead Crane
Operator (any industry) 921.663-010 to lower basic assembly
unit, such as shaft, shaft casing, frame, or housing unit, to
bedplate and aligns unit to centerline. Lays out mounting holes,
using measuring instruments and drills holes with pwoer drill.
Bolts parts, such as side and deck plates, jaw plates, and
journals, to basic assebmly unit.
Attaches moving parts and
subassemblies, such as shafts, rollers, flywheels, runners
(water wheels), valves, gates, bearings, and bearing supports,
to baisc assembly unit, using handtools and power tools.
Shrink-fits bushings, sleeves, rings, liners, gears, and wheels
to specified items, using portable gas heating equimpent.
Inserts shims, adjusts tnesion on nuts and bolts, or positions
parts, using handtools and measuring instruments to set
specified clearances between moving and stationary parts.
Connects power unit to machines, or steam piping to equipment,
and tests unit to evaluate its mechanical operation. Replaces
defective parts of machine or adjusts clearances and aligmnent
of moving parts. Dismantles machinery and equipment for shipment
to installation Internet site.
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