British Columbia - Vancouver & Lower Mainland Southwest
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Text treeHeavy Duty Equipment Technician Terminology

Glossary

accessories
non-essential components added to the machine to enhance the operation or extend machine longevity; for example: greasing systems, radio, air conditioning and extra lights. Although some accessories are non-essential to the machine operation, they are sometimes required in extreme operating environments.
attachments
components added to the machine that are integral to its operation to perform a specific job; for example: ripper, winch, thumb, hammer, tamper or forks.
basic engine
assembled block and head including internal components and gear trains.
break-in
a controlled operation specified by the manufacturer on new or repaired components to maximize service life.
cold weather package
accessories used to aid machine start-up and operation in cold weather environments; may include fluid heaters, extra batteries, glow plug systems, ether injection systems, heating pads and inlet air heaters.
driveline
the drive connection between a power source and a driven component.
drive train
the mechanical portion of the driveline from the flywheel to the tires or the track excluding hydrostatic systems.
electrical systems
starting, charging, lighting and accessory circuits without computer control modules.
electronic systems
electrical systems operated via computerized electronic control modules and related sensors and wiring.
FOPS
Falling Object Protective Structure.
hydrostatic system
a hydraulic system which uses fluid under pressure to transmit power through tubes or hoses to machine drive components such as wheel or track drives.
operator station
interface between the operator and the equipment’s other systems that enables operation and monitoring of the machine.
overhaul
rebuild or repair to like new condition.
powertrain
includes the drive train plus the engine (including hydrostatic systems).
ROPS
Roll-Over Protective Structure.
sensory inspection
diagnosing or inspecting using sight, sound, smell and feel.
start-up
a specific procedure to begin operation of a machine or system.
structural components
components that make up the integral structure of the machine; for example: frame, lift arms, booms, sticks, loader frames, counterweights, ROPS and FOPS.
suspension
components that support the main frame from the ground and may include undercarriage, axle and wheel assemblies.
undercarriage
track type components required to support the machine and transmit power from the final drive to the ground.
wheel assembly
wheel or rim assembly, tire and attaching hardware.

Abbreviations

Provided by the Interprovincial Standards Red Seal Program National Occupational Analysis (NOA) http://www.red-seal.ca