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Heavy Vehicle Motor Mechanic

Heavy vehicle motor mechanics repair, maintain and test heavy vehicles, other engines and related mechanical components.

Duties & Tasks
Heavy vehicle motor mechanics may perform the following tasks:
  • diagnose, overhaul, repair, tune, maintain and test diesel, petrol and gas-powered vehicles
  • detect mechanical and electrical faults by using instruments that check charging and starting circuitry, batteries, ignition and ignition timing, fuel injection systems and speed control, cylinder compression, engine condition, braking efficiency, and wheel balance and alignment
  • repair and maintain the hydraulic components of diesel, petrol and gas engines that are used to power attachments such as hoists, booms, scrapers, buckets and augers
  • use oxy, ARC, TIG and MIG welding, hand-fitting or machining processes to replace or repair faulty parts.
  • Working conditions
    Heavy vehicle motor mechanics may work on trucks, buses, agricultural machinery, earthmoving equipment, and stationary engines, including generators, pumps, compressors and drilling rigs. They may have to work in regional areas when repairing agricultural, earthmoving and heavy transport machinery.
    Personal requirements
  • enjoy practical and manual activities
  • mechanical aptitude
  • good at mathematics
  • able to cope with the physical demands of the job.
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