Course · AL

Diesel Technology B

Career and Technical Education, Alabama State Department of Education (ALSDE)

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Diesel Technology B presents content related to entry-level training for diesel drive trains, suspension, and steering. The course competencies include the tasks that are required to satisfy ASE Education IMMR level training for Area 2 (Drive Train) and Area 4 (Suspension and Steering). Content standards are written to meet Automotive Service Excellence (ASE) Education Foundation requirements, which also specify task lists, program hours, and safety standards.

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Skills taught

Research vehicle drive train, suspension, and steering service information, including fluid typeIdentify suspension, steering system, and drive train components, transmission type, and configurationInspect and adjust clutch, clutch brake, linkage, cables, levers, brackets, bushings, pivots, springs, clutch safety swiInspect transmission shifter, linkage, transmission mounts, insulators, mounting bolts, transmission leakage, transmissiRemove and replace transmission cover plates, gaskets, seals, and cap bolts and inspect seal surfaces and vents to deterCheck transmission fluid level and condition and determine needed actionInspect, service, and replace driveshafts, slip joints, yokes, drive flanges, support bearings, universal joints, bootsPerform drive axle inspection including fluid leaks, drive axle housing assembly, shaft, cover plates, gaskets, sealsInspect air-operated power divider (inter-axle differential) assembly including diaphragms, seals, springs, yokes, pinsRemove and replace wheel assembly, check rear wheel seal and axle flange for leaks, and determine needed actionDisable and enable supplemental restraint system (SRS) and verify indicator lamp operationCheck steering wheel for free play, binding, and proper centering, inspect and service steering shaft U-joint(s), slip jInspect steering pump and gear unit, including operation, mountings, lines, hoses, fluid level and condition, service fiFlush and refill power steering system and purge air from systemInspect steering linkage components and lubricate as neededInspect suspension system to determine needed action, including shock absorbers, shock bushings, shock brackets, shock mDescribe the aspects of alignment anglesInspect wheel and tire condition to identify tire wear patterns and tread depthIdentify wheel and tire problems, including vibration, shimmy, pounding, and hop (tramp)Check wheel mounting hardware including removal and installation of wheel and tire assemblies (steering and drive axle)Inspect, service, and adjust fifth wheel, pivot pins, bushings, locking mechanisms, mounting hardware, air lines, fittinCheck pintle hook and mounting (if applicable). 2023 Revised Alabama Course of Study: Transportation, Distribution and L
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