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Army Enlisted Job Descriptions
91L - Construction Equipment Repairer

By Rod Powers, About.com

Basic Job Description

Construction Equipment Repairers are responsible for maintaining construction equipment that's used for earthmoving, grading, and compaction; lifting and loading; quarrying and rock crushing; asphalt and concrete mixing and surfacing; water pumping; air compression and pneumatic tools; and power bridging.

Duties performed by Soldiers in this MOS include:

Maintains unit direct and general support and replaces brake actuators, batteries, starter motors, alternators, mechanical fuel pumps, hydraulic cylinders/pumps/control valves, drive shafts, universal joints, service brake shoes, disc-brake pads, water pumps, turbochargers, cylinder heads, high-pressure fuel injection pumps, wheel bearings/seals, steering unit torque link, and road wheels. Adjusts engine speed governor/valves, carburetors, boom-hoist brakes/clutches, dry-disc clutches, steering brakes, track tension/assemblies, fuel injector racks, and steering unit brake levers. Charges suspension accumulators, transmission shift accumulators, and main hydraulic accumulators.

Supervises lower grade soldiers and provides technical guidance to the soldiers in the accomplishment of their duties. Troubleshoots, repairs and overhauls engines, final drives, power trans, hydraulic systems, and fuel system components. Performs welding and cutting to accomplish repairs.

Training Information

8 weeks, 0 days, at Fort Leonard Wood, MO

ASVAB Score Required: 90 in aptitude area MM

Security Clearance: None

Strength Requirement: heavy

Physical Profile Requirement: 222222

Other Requirements

Similar Civilian Occupations

  • Bus and Truck Mechanics and Diesel Engine Specialists
  • First-Line Supervisors/Managers of Mechanics, Installers, and Repairers
  • Mobile Heavy Equipment Mechanics, Except Engines
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