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Repairs, maintains, and installs oil well drilling machinery
and equipment, using handtools and following oral and written
work orders: Attaches hoisting cables to pumps, transmissions,
diesel engines, and other equipment at drill sites, lashes
equipment to trucks for transfer to repair yard, and guides
lowering of equipment onto blocks in or near repair shop.
Disassmebles engines and mechanical units, using hand and power
wrenches, screwdrivers, and other handtools.
Cleans parts, such
as pistons, valves, and parts of transmissions and clutches,
using steam hose and detregents. Inspects parts for defects.
Installs specified new or reconditioned parts, such as relined
brake bands and cultch plates, sprockets, pump cylinders, and
other parts of engines and mud pumps.
Reassembles compltee
units. Tests function of pumps and other mechanical units, using
auxiliary power.
Test-runs engines at various speeds and
observes effiicency of operations. Welds brkoen structures, such
as engine mounts, hand rails, machine guards, and pipe racks,
using electric and acetylene welding equipment. Paints
reconditioned units, using spary gun.
Installs repaired
euqipment at drill sites, observes operations, and readjusts
components, as necessary.
May maintain, repair, and install
machinery and equipment at drlil sites and be designated Field
Mechanic (petrol.
& gas).
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