CONSTRUCTION EQUIPMENT MECHANIC
RAPIDS: 0336D                    O*NET/SOC: 49-3042.00               REVISION DATE: 03/2021
TRADE DESCRIPTION: Diagnose. adjust, repair, or overhaul mobile mechanical, hydraulic, and
pneumatic equipment, such as cranes, bulldozers, graders, and conveyors, used in construction, logging,
and surface mining.
TASK PERFORMANCE: Demonstrate knowledge and skills for qualifying as Journeyman. Applicable Job
Qualification Requirements will be used as a guide in performing tasks and demonstrating knowledge in
the following skill areas. Actual work time must be recorded in the Work Experience Log; each skill area
must be completed.
TRADE ELIGIBILITY REQUIREMENTS:
Service Member assigned, trained and working full time in this trade occupation;
Have a minimum of 12 months remaining on active duty when beginning this trade apprenticeship;
Agree to abide by the National Standards of Apprenticeship.
Related Instruction:
Trade related On-The-Job-Training (OJT) or Any Trade related schools/courses totaling 432 or more
hours.
Additional Requirement:
None.
                                                                                      Total Hours: 6000
Skill Description                                                                                 Hours
  A SAFETY AND ADMINISTRATION                                                                       250
     -- Schedule maintenance for industrial machines and equipment, and keep equipment
     service records.
     -- Research, order, and maintain parts inventory for services and repairs.
  B CLEANING                                                                                        250
     -- Clean, lubricate, and perform other routine maintenance work on equipment and
     vehicles.
    -- Clean parts by spraying them with grease solvent or immersing them in tanks of solvent.
C BRAKES, HYDRAULIC, AIR, AIR/HYDRAULIC                                                           800
    -- Fit bearings to adjust, repair, or overhaul mobile mechanical, hydraulic, and pneumatic
    equipment.
    -- Replace worn, damaged, or defective mechanical parts.
D DISASSEMBLE AND REASSEMBLE EQUIPMENT                                                            800
    -- Direct workers who are assembling or disassembling equipment or cleaning parts.
    -- Dismantle and reassemble heavy equipment using hoists and hand tools.
E   BLUEPRINTS                                                                                    300
    -- Read and understand operating manuals, blueprints, and technical drawings.
F   USE OF SHOP EQUIPMENT                                                                         800
    -- Weld or solder broken parts and structural members, using electric or gas welders and
    soldering tools.
    -- Fabricate needed parts or items from sheet metal.
G SPECIAL TOOLS AND MACHINES                                                                      500
    -- Operate and inspect machines or heavy equipment to diagnose defects.
    -- Adjust, maintain, and repair or replace subassemblies, such as transmissions and crawler
    heads, using hand tools, jacks, and cranes.
    -- Adjust and maintain industrial machinery, using control and regulating devices.
H MAINTENANCE AND REPAIR                                                                          1000
    -- Repair and replace damaged or worn parts.
    -- Examine parts for damage or excessive wear, using micrometers and gauges.
    -- Assemble gear systems, and align frames and gears.
I   ELECTRICAL SYSTEM                                                                             500
    -- Repair, rewire, and troubleshoot electrical systems.
J   TEST EQUIPMENT                                                                                800
    -- Test mechanical products and equipment after repair or assembly to ensure proper
    performance and compliance with manufacturers' specifications.
    -- Overhaul and test machines or equipment to ensure operating efficiency.
-- Diagnose faults or malfunctions to determine required repairs, using engine diagnostic
equipment such as computerized test equipment and calibration devices.