Description
Diagnose, adjust, repair, and overhaul combine harvesters and headers, including engines, hydraulics, drivetrains, threshing and separation systems, electrical components, and precision ag; perform pre-season setup and in-season field repairs.
- • Record details of repairs made and parts used.
- • Reassemble combines and headers after repair; test operation and make adjustments.
- • Maintain, repair, and overhaul combine harvesters, headers, and grain handling systems.
- • Diagnose faults by inspecting and listening to machines, reviewing diagnostic codes, and conferring with operators.
- • Dismantle defective assemblies for repair using hand and power tools.
- • Test and replace electrical components, sensors, CAN wiring, and controllers with meters and diagnostic software.
- • Repair or replace worn mechanical, hydraulic, and driveline parts using hand tools, welding equipment, lathes, grinders, or saws.
- • Clean and lubricate chains, bearings, and moving parts.
- • Service, tune, or overhaul diesel engines, cooling, and fuel systems.
- • Drive a service truck to perform on-site field repairs during harvest.
- • Fabricate or straighten sheet metal, guards, and brackets.
- • Prepare estimates and invoices based on recorded labor time and parts.
- • Install, calibrate, and repair precision ag systems, yield monitors, and GPS/auto-steer.
- • Set up and adjust headers, concaves, sieves, belts, chains, and augers for crop conditions.
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Agriculture
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Tasks & skills:
O*NET occupational data (work activities, skills, knowledge).
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This site includes information from O*NET by the U.S. Department of Labor, Employment and Training Administration (USDOL/ETA), used under the CC BY 4.0 license. Career Clutch has modified some of this information for student readability. USDOL/ETA has not approved, endorsed, or tested these modifications. O*NET® is a trademark of USDOL/ETA.
Last reviewed: Jan 2026
