Table of Contents
Task F-28 Services, diagnoses and repairs steering systems
Task Descriptor
Steering systems are designed to allow the driver to control the direction of the vehicle by turning the front wheels.
Truck and transport mechanics diagnose, service and repair steering systems and components in order to ensure the safe and correct operation of the vehicle.
F-28.01 - Services steering systems
F-28.01 - Services steering systems
| NL |
NS |
PE |
NB |
QC |
ON |
MB |
SK |
AB |
BC |
NT |
YT |
NU |
| yes |
yes |
NV |
yes |
ND |
yes |
yes |
yes |
yes |
yes |
NV |
NV |
NV |
Skills
| Reference Code |
Performance Criteria |
Evidence of Attainment |
| F-28.01.01P |
select and use tools and equipment |
tools and equipment are selected and used according to task and manufacturers’ service information |
| F-28.01.02P |
release or isolate stored energy |
stored energy is released or isolated according to manufacturers’ service information |
| F-28.01.03P |
perform sensory inspections |
sensory inspections are performed to identify worn, damaged and defective components |
| F-28.01.04P |
measure components |
components are measured for end play to determine if they meet manufacturers’ service information and jurisdictional requirements |
| F-28.01.04P |
remove and replace consumables |
consumables are removed and replaced according to manufacturers’ service information and fleet/owner maintenance schedule to minimize breakdowns |
| F-28.01.05P |
recycle or dispose of consumables |
consumables are recycled or disposed of according to jurisdictional regulations |
| F-28.01.06P |
lubricate components |
components are lubricated according to manufacturers’ service information |
| F-28.01.07P |
record service information and inspection findings |
service information and inspection findings are recorded according to manufacturers’ requirements for warranty, and for future reference and tracking |
Range of Variables
- manufacturers’ service information include: maintenance schedule, specifications, recommendations, procedures, standards
- components include: king pins, drag links, steering boxes, pitman arms, hydraulic cylinders, tie rods, power steering components, steering columns
- components (to be measured) include: king pins, drag links, tie rods
- consumables include: oil, filters
- components (to be lubricated) include: tie rods, king pins, u-joints
Knowledge
| Reference Code |
Learning Outcomes |
Learning Objectives |
| F-28.01.01L |
demonstrate knowledge of steering systems, their components, consumables, characteristics, applications and operation |
identify types of steering systems and their components and consumables, and describe their characteristics and applications |
| describe operating principles of steering systems and their components |
| interpret information pertaining to steering systems found in manufacturers’ service information |
| describe primary and secondary steering systems |
| describe steering geometry and alignment |
| F-28.01.02L |
demonstrate knowledge of procedures to service steering systems and their components and consumables |
identify tools and equipment used to service steering systems, their components and consumables, and describe their applications and procedures for use |
| identify hazards and describe safe work practices pertaining to steering systems and their components |
| describe procedures to release or isolate stored energy |
| describe procedures to inspect steering systems and their components and consumables |
| describe procedures to measure steering system components |
| describe procedures to lubricate steering system components |
| describe procedures to remove, replace, recycle and dispose of steering system consumables |
| F-28.01.03L |
demonstrate knowledge of inspection tolerances to jurisdictional requirements |
identify inspection tolerances to jurisdictional requirements |
| F-28.01.04L |
demonstrate knowledge of regulatory requirements pertaining to recycling and disposing of steering system consumables |
identify and interpret standards and regulations pertaining to recycling and disposing of steering system consumables |
| F-28.01.05L |
demonstrate knowledge of emerging technologies and practices pertaining to autonomous steering systems |
identify technologies that address risk and reduce accidents, and describe their characteristics and applications |
Range of Variables
- components include: king pins, drag links, steering boxes, pitman arms, hydraulic cylinders, tie rods, power steering components, steering columns
- consumables include: oil, filters
- types of steering systems include: integral, linkage, rack and pinion
- manufacturers’ service information include: maintenance schedule, specifications, recommendations, procedures, standards
- steering geometry and alignment includes: caster, camber, toe
- hazards include: fluid under pressure, pinch/crush points
F-28.02 - Diagnoses steering systems
F-28.02 - Diagnoses steering systems
| NL |
NS |
PE |
NB |
QC |
ON |
MB |
SK |
AB |
BC |
NT |
YT |
NU |
| yes |
yes |
NV |
yes |
ND |
yes |
yes |
yes |
yes |
yes |
NV |
NV |
NV |
Skills
| Reference Code |
Performance Criteria |
Evidence of Attainment |
| F-28.02.01P |
identify symptoms of problems |
symptoms of problems are identified by consulting with customer or operator |
| F-28.02.02P |
select and use tools and equipment |
tools and equipment are selected and used according to task and manufacturers’ service information |
| F-28.02.03P |
release or isolate stored energy |
stored energy is released or isolated according to manufacturers’ service information |
| F-28.02.04P |
perform sensory inspections |
sensory inspections are performed to confirm complaint and establish preliminary diagnosis |
| F-28.02.05P |
perform diagnostic procedure |
diagnostic procedure is performed by following manufacturers’ service information to determine failure |
| F-28.02.06P |
perform tests |
tests are performed on components to assess for wear, damage and defects using tools and equipment |
| F-28.02.07P |
compare test results to manufacturers’ service information or expected pressure values |
test results are compared to manufacturers’ service information or expected pressure values to verify diagnosis |
| F-28.02.08P |
perform failure analysis |
failure analysis is performed to determine root cause of failure |
| F-28.02.09P |
record test results and inspection findings |
test results and inspection findings are recorded according to manufacturers’ requirements for warranty, and for future reference and tracking |
| F-28.02.10P |
interpret tire wear patterns |
tire wear patterns are interpreted |
| F-28.02.11P |
interpret diagnostic results |
diagnostic results are interpreted to determine next steps |
Range of Variables
- symptoms of problems include: darting, drifting, hard steering, soft steering, oil leaks
- tools and equipment include: pressure gauges, hydraulic pressure analyzers, dial indicators, pry bars, alignment tools
- manufacturers’ service information include: maintenance schedule, specifications, recommendations, procedures, standards
- sensory inspections include: looking for leaks, feeling for vibrations during road testing, visually inspecting steering components
- tests include: performance, pressure, flow
- components include: king pins, drag links, steering boxes, pitman arms, hydraulic cylinders, tie rods, power steering components
- next steps include: repairs, component replacement or adjustment
Knowledge
| Reference Code |
Learning Outcomes |
Learning Objectives |
| F-28.02.01L |
demonstrate knowledge of steering systems, their components, characteristics, applications and operation |
identify types of steering systems and their components, and describe their characteristics and applications |
| describe operating principles of steering systems and their components |
| interpret information pertaining to steering systems found in manufacturers’ service information |
| describe primary and secondary steering systems |
| describe steering geometry and alignment |
| F-28.02.02L |
demonstrate knowledge of procedures to diagnose steering systems and their components |
identify tools and equipment used to diagnose steering systems and their components, and describe their applications and procedures for use |
| identify hazards and describe safe work practices pertaining to steering systems and their components |
| describe procedures to release or isolate stored energy |
| describe procedures to inspect steering systems and their components |
| describe procedures to test steering systems and their components |
| describe procedures to diagnose steering systems and their components |
| describe common causes and symptoms of problems |
| identify common faults found while diagnosing steering systems |
| F-28.02.03L |
demonstrate knowledge of emerging technologies and practices pertaining to autonomous steering systems |
identify technologies that address risk and reduce accidents, and describe their characteristics and applications |
Range of Variables
- components include: king pins, drag links, steering boxes, pitman arms, hydraulic cylinders, tie rods, power steering components
- types of steering systems include: integral, linkage, rack and pinion
- manufacturers’ service information include: maintenance schedule, specifications, recommendations, procedures, standards
- steering geometry and alignment include: caster, camber, toe
- tools and equipment include: pressure gauges, hydraulic pressure analyzers, dial indicators, pry bars, alignment tools
- hazards include: fluid under pressure, pinch/crush points
- symptoms of problems include: darting, drifting, hard steering, soft steering, oil leaks
- faults include: tire wear, bent tie rods, worn drag link
F-28.03 - Repairs steering systems
F-28.03 - Repairs steering systems
| NL |
NS |
PE |
NB |
QC |
ON |
MB |
SK |
AB |
BC |
NT |
YT |
NU |
| yes |
yes |
NV |
yes |
ND |
yes |
yes |
yes |
yes |
yes |
NV |
NV |
NV |
Skills
| Reference Code |
Performance Criteria |
Evidence of Attainment |
| F-28.03.01P |
select and use tools and equipment |
tools and equipment are selected and used according to task and manufacturers’ service information |
| F-28.03.02P |
release or isolate stored energy |
stored energy is released or isolated according to manufacturers’ service information |
| F-28.03.03P |
repair or replace components |
components are repaired or replaced according to manufacturers’ service information |
| F-28.03.04P |
rebuild components |
components are rebuilt according to manufacturers’ service information |
| F-28.03.05P |
adjust components |
components are adjusted to ensure operation of components and equipment |
| F-28.03.06P |
verify repairs |
repairs are verified using methods |
| F-28.03.07P |
document repairs and verifications performed |
repairs and verifications performed are documented for warranty, liability, future reference and tracking |
Range of Variables
- manufacturers’ service information include: maintenance schedule, specifications, recommendations, procedures, standards
- components (to be repaired or replaced) include: steering boxes, pumps, hoses, lines, seals, u-joints, reservoirs
- components (to be rebuilt) include: power steering box, hydraulic cylinders
- components (to be adjusted)include: poppet valves, pitman arms, worm gear, tie rod, casters
- methods include: road testing, front end alignments, load testing, sensory observations
Knowledge
| Reference Code |
Learning Outcomes |
Learning Objectives |
| F-28.03.01L |
demonstrate knowledge of steering systems, their components, characteristics, applications and operation |
identify types of steering systems and their components, and describe their characteristics and applications |
| describe operating principles of steering systems and their components |
| interpret information pertaining to steering systems found in manufacturers’ service information |
| describe primary and secondary steering systems |
| describe steering geometry and alignment |
| F-28.03.02L |
demonstrate knowledge of procedures to repair steering systems and their components |
identify tools and equipment used to repair steering systems and their components, and describe their applications and procedures for use |
| identify hazards and describe safe work practices pertaining to steering systems and their components |
| describe procedures to release or isolate stored energy |
| describe procedures to remove, replace, rebuild, adjust and repair steering system components |
| F-28.03.03L |
demonstrate knowledge to verify repairs |
identify industry standards pertaining to verification of repairs |
| F-28.03.04L |
demonstrate knowledge of emerging technologies and practices pertaining to autonomous steering systems |
identify technologies that address risk and reduce accidents, and describe their characteristics and applications |
Range of Variables
- components include: king pins, drag links, steering boxes, pitman arms, hydraulic cylinders, pumps, hoses, lines, seals, u-joints, reservoirs, poppet valves, worm gear, tie rod, casters
- types of steering systems include: integral, linkage, rack and pinion
- manufacturers’ service information include: maintenance schedule, specifications, recommendations, procedures, standards
- steering geometry and alignment includes: caster, camber, toe
- hazards include: fluid under pressure, pinch/crush points
Task F-29 Services, diagnoses and repairs chassis/frames
Task Descriptor
The purpose of the chassis/frame is to fasten all the vehicle components.
Truck and transport mechanics service, diagnose and repair chassis/frames to ensure vehicle integrity.
F-29.01 - Services chassis/frames
F-29.01 - Services chassis/frames
| NL |
NS |
PE |
NB |
QC |
ON |
MB |
SK |
AB |
BC |
NT |
YT |
NU |
| yes |
yes |
NV |
yes |
ND |
yes |
yes |
yes |
yes |
yes |
NV |
NV |
NV |
Skills
| Reference Code |
Performance Criteria |
Evidence of Attainment |
| F-29.01.01P |
select and use tools and equipment |
tools and equipment are selected and used according to task and manufacturers’ service information |
| F-29.01.02P |
clean components |
components are cleaned |
| F-29.01.03P |
perform sensory inspections |
sensory inspections of components are performed to identify loose mounting hardware, cracks, distortions and corrosion |
| F-29.01.04P |
measure frame rails |
frame rails are measured to confirm alignment |
| F-29.01.05P |
record service information and inspection findings |
service information and inspection findings are recorded according to manufacturers’ requirements for warranty, and for future reference and tracking |
Range of Variables
- manufacturers’ service information include: maintenance schedule, specifications, recommendations, procedures, standards
- components include: frame rails, cross-members, gussets
Knowledge
| Reference Code |
Learning Outcomes |
Learning Objectives |
| F-29.01.01L |
demonstrate knowledge of chassis/frames, their components, characteristics, applications and operation |
identify chassis/frames and their components, and describe their characteristics and applications |
| describe operating principles of chassis/frames and their components |
| interpret information pertaining to chassis/frames found in manufacturers’ service information |
| identify chassis/frame fasteners |
| F-29.01.02L |
demonstrate knowledge of procedures to service chassis/frames and their components |
identify tools and equipment used to service chassis/frames and their components, and describe their applications and procedures for use |
| describe procedures to clean scale and rust from chassis/frame components |
| describe procedures to reduce corrosion and maintain structural integrity |
| explain structural integrity and describe safe work practices and repairs |
Range of Variables
- components include: frame rails, cross-members, gussets
- manufacturers’ service information include: maintenance schedule, specifications, recommendations, procedures, standards
F-29.02 - Diagnoses chassis/frames
F-29.02 - Diagnoses chassis/frames
| NL |
NS |
PE |
NB |
QC |
ON |
MB |
SK |
AB |
BC |
NT |
YT |
NU |
| yes |
yes |
NV |
yes |
ND |
yes |
yes |
yes |
yes |
yes |
NV |
NV |
NV |
Skills
| Reference Code |
Performance Criteria |
Evidence of Attainment |
| F-29.02.01P |
identify symptoms of problems |
symptoms of problems are identified by consulting with customer or operator |
| F-29.02.02P |
select and use tools and equipment |
tools and equipment are selected and used according to task and manufacturers’ service information |
| F-29.02.03P |
perform sensory inspections |
sensory inspections are performed to confirm complaint and establish preliminary diagnosis |
| F-29.02.04P |
determine diagnosis |
diagnosis is determined based on evidence |
| F-29.02.05P |
perform failure analysis |
failure analysis is performed to determine root cause of failure |
| F-29.02.06P |
interpret diagnostic results |
diagnostic results are interpreted to determine next steps |
| F-29.02.07P |
record test results and inspection findings |
test results and inspection findings are recorded according to manufacturers’ requirements for warranty, and for future reference and tracking |
Range of Variables
- symptoms of problems include: tire wear, loose components
- tools and equipment include: laser alignment tools, calipers, straight edges
- manufacturers’ service information include: maintenance schedule, specifications, recommendations, procedures, standards
- sensory inspections include: looking for cracked or damaged frames, corrosion and missing or loose hardware
- next steps include: repairs, component replacement or adjustment
Knowledge
| Reference Code |
Learning Outcomes |
Learning Objectives |
| F-29.02.01L |
demonstrate knowledge of chassis/frames, their components, characteristics, applications and operation |
identify chassis/frames and their components, and describe their characteristics and applications |
| describe operating principles of chassis/frames and their components |
| interpret information pertaining to chassis/frames found in manufacturers’ service information |
| describe chassis/frame fastening systems |
| F-29.02.02L |
demonstrate knowledge of procedures to diagnose chassis/frames and their components |
identify tools and equipment used to diagnose chassis/frames and their components, and describe their applications and procedures for use |
| identify hazards and describe safe work practices pertaining to chassis/frames and their components |
| describe procedures to inspect chassis/frames and their components |
| describe procedures to test chassis/frames and their components |
| describe procedures to diagnose chassis/frames and their components |
| describe common causes and symptoms of problems |
| describe common faults found while diagnosing chassis/frames |
| F-29.02.03L |
demonstrate knowledge of when to recommend specialty shops |
identify specialty shops responsible for advanced alignment work |
Range of Variables
- components include: frame rails, cross-members, gussets
- manufacturers’ service information include: maintenance schedule, specifications, recommendations, procedures, standards
- tools and equipment include: laser alignment tools, calipers, straight edges
- hazards include: pinch/crush points
- symptoms of problems include: tire wear, loose components
- faults include: bending, cracking, corrosion, loose and missing fasteners
F-29.03 - Repairs chassis/frames
F-29.03 - Repairs chassis/frames
| NL |
NS |
PE |
NB |
QC |
ON |
MB |
SK |
AB |
BC |
NT |
YT |
NU |
| yes |
yes |
NV |
yes |
ND |
yes |
yes |
yes |
yes |
yes |
NV |
NV |
NV |
Skills
| Reference Code |
Performance Criteria |
Evidence of Attainment |
| F-29.03.01P |
select and use tools and equipment |
tools and equipment are selected and used according to task and manufacturers’ service information |
| F-29.03.02P |
remove and replace worn, damaged and faulty components |
worn, damaged and faulty components are removed and replaced according to manufacturers’ service information |
| F-29.03.03P |
repair and replace components |
components are repaired and replaced by welding and plating according to manufacturers’ service information |
| F-29.03.04P |
verify repairs |
repairs are verified using tools and equipment |
| F-29.03.05P |
modify chassis/frame |
chassis/frame is modified using methods |
| F-29.03.06P |
document repairs and verifications performed |
repairs and verifications performed are documented for warranty, liability, future reference and tracking |
Range of Variables
- tools and equipment include: laser alignments, calipers, straight edges
- manufacturers’ service information include: maintenance schedule, specifications, recommendations, procedures, standards
- components include: cross-members, gussets, frame rails
- methods include:adding inserts, drilling frames, adjusting length
Knowledge
| Reference Code |
Learning Outcomes |
Learning Objectives |
| F-29.03.01L |
demonstrate knowledge of chassis/frames, their components, characteristics, applications and operation |
identify chassis/frames and their components, and describe their characteristics and applications |
| describe operating principles of chassis/frames and their components |
| interpret information pertaining to chassis/frames found in manufacturers’ service information |
| describe chassis/frame fastening systems |
| F-29.03.02L |
demonstrate knowledge of procedures to repair chassis/frames and their components |
identify tools and equipment used to repair chassis/frames and their components, and describe their applications and procedures for use |
| identify hazards and describe safe work practices pertaining to chassis/frames and their components |
| describe procedures to remove, replace, modify and repair chassis/frames and their components |
| F-29.03.03L |
demonstrate knowledge of welding training and certification requirements to modify or repair chassis/frame |
identify training and certification requirements to weld modifications or repairs to chassis/frame |
Range of Variables
- components include: cross-members, gussets, frame rails
- manufacturers’ service information include: maintenance schedule, specifications, recommendations, procedures, standards
- tools and equipment include: laser alignments, calipers, straight edges
- hazards include: pinch/crush points
Task F-30 Services, diagnoses and repairs suspensions
Task Descriptor
Suspensions distribute load throughout the frame and withstand road hazards by absorbing energy.
Truck and transport mechanics service, diagnose and repair suspensions to ensure smooth driving conditions.
F-30.01 - Services suspensions
F-30.01 - Services suspensions
| NL |
NS |
PE |
NB |
QC |
ON |
MB |
SK |
AB |
BC |
NT |
YT |
NU |
| yes |
yes |
NV |
yes |
ND |
yes |
yes |
yes |
yes |
yes |
NV |
NV |
NV |
Skills
| Reference Code |
Performance Criteria |
Evidence of Attainment |
| F-30.01.01P |
select and use tools and equipment |
tools and equipment are selected and used according to task and manufacturers’ service information |
| F-30.01.02P |
clean components |
components are cleaned according to manufacturers’ service information |
| F-30.01.03P |
perform sensory inspections |
sensory inspections of suspension are performed to identify worn, damaged and defective components |
| F-30.01.04P |
measure components |
components are measured for ride height and bushings for excessive play to determine if they meet manufacturers’ service information |
| F-30.01.05P |
release stored energy |
stored energy is released by draining air tank and spring tension |
| F-30.01.06P |
adjust ride height valve |
ride height valve is adjusted according to manufacturers’ service information |
| F-30.01.07P |
lubricate components |
components are lubricated according to manufacturers’ service information |
| F-30.01.08P |
record service information and inspection findings |
service information and inspection findings are recorded according to manufacturers’ requirements for warranty, and for future reference and tracking |
Range of Variables
- manufacturers’ service information include: maintenance schedule, specifications, recommendations, procedures, standards
- components include: bolster springs, I-beams, torque rods, ride height valves, air bags, spring hangers, shackles, saddles, shock absorbers, torsion bars, walking beams, U-bolts, leaf springs
Knowledge
| Reference Code |
Learning Outcomes |
Learning Objectives |
| F-30.01.01L |
demonstrate knowledge of suspensions, their components, characteristics, applications and operation |
identify types of suspensions and their components, and describe their characteristics and applications |
| describe operating principles of suspensions and their components |
| F-30.01.02L |
demonstrate knowledge of procedures to service suspensions and their components |
identify tools and equipment used to service suspensions and their components, and describe their applications and procedures for use |
| identify hazards and describe safe work practices pertaining to suspensions and their components |
| describe procedures to release stored energy |
| describe procedures to inspect suspensions and their components |
| describe procedures to clean, measure, adjust and lubricate suspension components |
Range of Variables
- components include: bolster springs, I-beams, torque rods, ride height valves, air bags, spring hangers, shackles, saddles, shock absorbers, torsion bars, walking beams, U-bolts, leaf springs
- types of suspensions include: air ride (conventional, electronically controlled), spring, solid block, combination
- hazards include: pinch/crush points, compressed air
F-30.02 - Diagnoses suspensions
F-30.02 - Diagnoses suspensions
| NL |
NS |
PE |
NB |
QC |
ON |
MB |
SK |
AB |
BC |
NT |
YT |
NU |
| yes |
yes |
NV |
yes |
ND |
yes |
yes |
yes |
yes |
yes |
NV |
NV |
NV |
Skills
| Reference Code |
Performance Criteria |
Evidence of Attainment |
| F-30.02.01P |
identify symptoms of problems |
symptoms of problems are identified by consulting with customer or operator |
| F-30.02.02P |
select and use tools and equipment |
tools and equipment are selected and used according to task and manufacturers’ service information |
| F-30.02.03P |
perform sensory inspections |
sensory inspections of suspension are performed to confirm complaint and establish preliminary diagnosis |
| F-30.02.04P |
interpret diagnostic results |
diagnostic results are interpreted to determine next steps |
| F-30.02.05P |
compare test results to manufacturers’ service information or expected values |
test results are compared to manufacturers’ service information or expected values to verify diagnosis |
| F-30.02.06P |
record test results and inspection findings |
test results and inspection findings are recorded according to manufacturers’ requirements for warranty, and for future reference and tracking |
Range of Variables
- symptoms of problems include:wandering, drifting, sagging, difficult steering, lack of stability
- tools and equipment include: tape measures, soapy water, dial indicators
- manufacturers’ service information include: maintenance schedule, specifications, recommendations, procedures, standards
- next steps include: repairs, component replacement or adjustment, further diagnosis
Knowledge
| Reference Code |
Learning Outcomes |
Learning Objectives |
| F-30.02.01L |
demonstrate knowledge of suspensions, their components, characteristics, applications and operation |
identify types of suspensions and their components, and describe their characteristics and applications |
| describe operating principles of suspensions and their components |
| interpret information pertaining to suspensions found in manufacturers’ service information |
| describe wear limits and load capacity |
| describe axle applications |
| F-30.02.02L |
demonstrate knowledge of procedures to diagnose suspensions and their components |
identify tools and equipment used to diagnose suspensions and their components, and describe their applications and procedures for use |
| identify hazards and describe safe work practices pertaining to suspensions and their components |
| describe procedures to inspect suspensions and their components |
| describe procedures to test suspensions and their components |
| describe procedures to diagnose suspensions and their components |
| describe common causes and symptoms of problems |
| identify common faults found while diagnosing suspensions |
| F-30.02.03L |
demonstrate knowledge of inspection tolerances for rear suspension to industry requirements |
identify rear suspension inspection tolerances to industry requirements |
Range of Variables
- components include: bolster springs, I-beams, torque rods, ride height valves, air bags, spring hangers, shackles, saddles, shock absorbers, torsion bars, walking beams, U-bolts
- types of suspensions include: air ride (conventional, electronically controlled), spring, solid block, combination
- manufacturers’ service information include: maintenance schedule, specifications, recommendations, procedures, standards
- axle applications include: steering, drive, auxiliary
- tools and equipment include: tape measures, soapy water, dial indicators
- hazards include: pinch/crush points, compressed air
- symptoms of problems include:wandering, drifting, sagging, difficult steering, lack of stability
- faults include: broken springs, air springs, U-bolts, leaking shocks, worn bushings
F-30.03 - Repairs suspensions
F-30.03 - Repairs suspensions
| NL |
NS |
PE |
NB |
QC |
ON |
MB |
SK |
AB |
BC |
NT |
YT |
NU |
| yes |
yes |
NV |
yes |
ND |
yes |
yes |
yes |
yes |
yes |
NV |
NV |
NV |
Skills
| Reference Code |
Performance Criteria |
Evidence of Attainment |
| F-30.03.01P |
select and use tools and equipment |
tools and equipment are selected and used according to task and manufacturers’ service information |
| F-30.03.02P |
remove and replace worn, damaged and faulty components |
worn, damaged and faulty components are removed and replaced according to manufacturers’ service information |
| F-30.03.03P |
repair components |
components are repaired according to manufacturers’ service information |
| F-30.03.04P |
perform adjustment procedures |
adjustment procedures are performed to ensure operation of component and equipment |
| F-30.03.05P |
verify repairs |
repairs are verified using methods |
| F-30.03.06P |
document repairs and verifications performed |
repairs and verifications performed are documented for warranty, liability, future reference and tracking |
Range of Variables
- manufacturers’ service information include: maintenance schedule, specifications, recommendations, procedures, standards
- components (to be replaced) include: springs, spring guides, bushings, torque rods
- components (to be repaired) include: air lines, air springs, leaf spring assemblies, shackles, axle stop, hangers
- adjustment procedures include: setting ride height valves, aligning axles
- methods include: road testing, load testing, sensory observations
Knowledge
| Reference Code |
Learning Outcomes |
Learning Objectives |
| F-30.03.01L |
demonstrate knowledge of suspensions, their components, characteristics, applications and operation |
identify types of suspensions and their components, and describe their characteristics and applications |
| describe operating principles of suspensions and their components |
| interpret information pertaining to suspensions found in manufacturers’ service information |
| F-30.03.02L |
demonstrate knowledge of procedures to repair suspensions and their components |
identify tools and equipment used to repair suspensions and their components, and describe their applications and procedures for use |
| identify hazards and describe safe work practices pertaining to suspensions and their components |
| describe procedures to remove, replace, adjust and repair suspension components |
Range of Variables
- components include: bolster springs, I-beams, torque rods, ride height valves, air bags, spring hangers, shackles, saddles, shock absorbers, torsion bars, walking beams, U-bolts
- types of suspensions include: air ride (conventional, electronically controlled), spring, solid block, combination
- manufacturers’ service information include: maintenance schedule, specifications, recommendations, procedures, standards
- hazards include: pinch/crush points, compressed air, compressed springs, heavy springs
Task F-31 Services, diagnoses and repairs hitches and couplers
Task Descriptor
Truck and transport mechanics service, diagnose and repair hitches and couplers to ensure that trailers stay coupled to the lead vehicle in a safe manner.
F-31.01 - Services hitches and couplers
F-31.01 - Services hitches and couplers
| NL |
NS |
PE |
NB |
QC |
ON |
MB |
SK |
AB |
BC |
NT |
YT |
NU |
| yes |
yes |
NV |
yes |
ND |
yes |
yes |
yes |
yes |
yes |
NV |
NV |
NV |
Skills
| Reference Code |
Performance Criteria |
Evidence of Attainment |
| F-31.01.01P |
select and use tools and equipment |
tools and equipment are selected and used according to task and manufacturers’ service information |
| F-31.01.02P |
clean 5th wheel, slide rails, pintle components and mounting components |
5th wheel, slide rails, pintle components and mounting components are cleaned before additional work is completed |
| F-31.01.03P |
perform sensory inspections |
sensory inspections of 5th wheel and pintles are performed to identify worn, damaged or defective components |
| F-31.01.04P |
measure components |
components are measured for play to determine if they meet manufacturers’ service information |
| F-31.01.05P |
adjust 5th wheel jaws and side rail locks |
5th wheel jaws and side rail locks are adjusted according to manufacturers’ service information |
| F-31.01.06P |
lubricate components |
components are lubricated according to manufacturers’ service information |
| F-31.01.07P |
record service information and inspection findings |
service information and inspection findings are recorded according to manufacturers’ requirements for warranty, and for future reference and tracking |
Range of Variables
- manufacturers’ service information include: maintenance schedule, specifications, recommendations, procedures, standards
- components include: bushings, jaws, slide rail locks, clevis pin
- components (to be measured) include: 5th wheel plate, side rail locks, bushings, pins, jaws, pintle eye and hook
Knowledge
| Reference Code |
Learning Outcomes |
Learning Objectives |
| F-31.01.01L |
demonstrate knowledge of hitches and couplers, their components, characteristics, applications and operation |
identify types of hitches and couplers and their components, and describe their characteristics and applications |
| describe operating principles of hitches and couplers, and their components |
| describe wear limits and load capacities of hitch and coupler components |
| F-31.01.02L |
demonstrate knowledge of procedures to service hitches and couplers, and their components |
identify tools and equipment used to service hitches and couplers, and their components, and describe their applications and procedures for use |
| identify hazards and describe safe work practices pertaining to hitches and couplers, and their components |
| describe procedures to inspect hitches and couplers, and their components |
| describe procedures to clean, measure, lubricate and adjust hitch and coupler components |
| F-31.01.03L |
demonstrate knowledge of inspection requirements pertaining to measurements and wear |
identify inspection requirements pertaining to measurements and wear |
Range of Variables
- components include: bushings, jaws, slide rail locks, clevis pin
- types of hitches and couplers include: pintle hitch, 5th wheel hitch, ball hitch
- hazards include: sharp edges, pinch/crush points
F-31.02 - Diagnoses hitches and couplers
F-31.02 - Diagnoses hitches and couplers
| NL |
NS |
PE |
NB |
QC |
ON |
MB |
SK |
AB |
BC |
NT |
YT |
NU |
| yes |
yes |
NV |
yes |
ND |
yes |
yes |
yes |
yes |
yes |
NV |
NV |
NV |
Skills
| Reference Code |
Performance Criteria |
Evidence of Attainment |
| F-31.02.01P |
identify symptoms of problems |
symptoms of problems are identified by consulting with customer or operator |
| F-31.02.02P |
select and use tools and equipment |
tools and equipment are selected and used according to task and manufacturers’ service information |
| F-31.02.03P |
perform sensory inspections |
sensory inspections of hitches and couplers are performed to confirm complaint and establish preliminary diagnosis |
| F-31.02.04P |
perform tests |
tests are performed to assess components for wear, damage and defects |
| F-31.02.05P |
test hitch and coupler operation |
hitch and coupler operation are tested |
| F-31.02.06P |
compare test results to manufacturers’ service information or expected values |
test results are compared to manufacturers’ service information or expected values to verify diagnosis |
| F-31.02.07P |
record test results and inspection findings |
test results and inspection findings are recorded according to manufacturers’ requirements for warranty, and for future reference and tracking |
Range of Variables
- symptoms of problems include:excess slack, noises, difficulty opening or closing, difficulty steering
- tools and equipment include: king pin tool, wear plate (for tolerances)
- manufacturers’ service information include: maintenance schedule, specifications, recommendations, procedures, standards
- tests include: testing for play, wear, function
Knowledge
| Reference Code |
Learning Outcomes |
Learning Objectives |
| F-31.02.01L |
demonstrate knowledge of hitches and couplers, their components, characteristics, applications and operation |
identify types of hitches and couplers and their components, and describe their characteristics and applications |
| describe operating principles of hitches and couplers, and their components |
| interpret tolerance information pertaining to hitches and couplers |
| describe wear limits and load capacities of hitch and coupler components |
| F-31.02.02L |
demonstrate knowledge of procedures to diagnose hitches and couplers, and their components |
identify tools and equipment used to diagnose hitches and couplers, and their components, and describe their applications and procedures for use |
| identify hazards and describe safe work practices pertaining to hitches and couplers and their components |
| describe procedures to inspect hitches and couplers, and their components |
| describe procedures to test hitches and couplers, and their components |
| describe procedures to diagnose hitches and couplers, and their components |
| describe common causes and symptoms of problems |
Range of Variables
- components include: bushings, jaws, slide rail locks, clevis pin
- types of hitches and couplers include: pintle hitch, 5th wheel hitch, ball hitch
- tools and equipment include: king pin tool, wear plate (for tolerances)
- hazards include: sharp edges, pinch/crush points
- symptoms of problems include:excess slack, noises, difficulty opening or closing, difficulty steering
F-31.03 - Repairs hitches and couplers
F-31.03 - Repairs hitches and couplers
| NL |
NS |
PE |
NB |
QC |
ON |
MB |
SK |
AB |
BC |
NT |
YT |
NU |
| yes |
yes |
NV |
yes |
ND |
yes |
yes |
yes |
yes |
yes |
NV |
NV |
NV |
Skills
| Reference Code |
Performance Criteria |
Evidence of Attainment |
| F-31.03.01P |
select and use tools and equipment |
tools and equipment are selected and used according to task and manufacturers’ service information |
| F-31.03.02P |
remove and replace worn, damaged and faulty components |
worn, damaged and faulty components are removed and replaced according to manufacturers’ service information |
| F-31.03.03P |
repair and rebuild 5th wheel components |
5th wheel components are repaired and rebuilt by using rebuild kits according to manufacturers’ service information |
| F-31.03.04P |
adjust 5th wheel |
5th wheel is adjusted according to manufacturers’ service information to ensure operation of components and equipment |
| F-31.03.05P |
verify repairs |
repairs are verified using methods |
| F-31.03.06P |
lubricate components |
components are lubricated according to manufacturers’ service information |
| F-31.03.07P |
document repairs and verifications performed |
repairs and verifications performed are documented for warranty, liability, future reference and tracking |
Range of Variables
- manufacturers’ service information include: maintenance schedule, specifications, recommendations, procedures, standards
- components include: jaws, 5th wheels, springs, pins, pintle eye and hook
- 5th wheel components include: jaws, pins, springs, bushings, mounting components
- methods include: coupling, uncoupling
Knowledge
| Reference Code |
Learning Outcomes |
Learning Objectives |
| F-31.03.01L |
demonstrate knowledge of hitches and couplers, their components, characteristics, applications and operation |
identify types of hitches and couplers and their components, and describe their characteristics and applications |
| describe operating principles of hitches and couplers, and their components |
| describe wear limits and load capacities of hitch and coupler components |
| F-31.03.02L |
demonstrate knowledge of procedures to repair hitches and couplers, and their components |
identify tools and equipment used to repair hitches and couplers, and their components, and describe their applications and procedures for use |
| identify hazards and describe safe work practices pertaining to hitches and couplers, and their components |
| describe procedures to remove, replace, adjust, lubricate and repair hitches and couplers, and their components |
Range of Variables
- components include: jaws, 5th wheels, springs, pins, pintle eye and hook
- types of hitches and couplers include: pintle hitch, 5th wheel hitch, ball hitch
- hazards include: sharp edges, pinch/crush points
Task F-32 Services, diagnoses and repairs tires, wheels and hubs
Task Descriptor
Truck and transport mechanics service, diagnose and repair tires, wheels and hubs to ensure that the truck performs properly on the road.
F-32.01 - Services tires, wheels and hubs
F-32.01 - Services tires, wheels and hubs
| NL |
NS |
PE |
NB |
QC |
ON |
MB |
SK |
AB |
BC |
NT |
YT |
NU |
| yes |
yes |
NV |
yes |
ND |
yes |
yes |
yes |
yes |
yes |
NV |
NV |
NV |
Skills
| Reference Code |
Performance Criteria |
Evidence of Attainment |
| F-32.01.01P |
select and use tools and equipment |
tools and equipment are selected and used according to task and manufacturers’ service information |
| F-32.01.02P |
perform sensory inspections |
sensory inspections are performed to identify worn, damaged and defective components |
| F-32.01.03P |
perform measurements on tire components |
measurements on tire components are performed to determine if they meet manufacturers’ service information |
| F-32.01.04P |
perform measurements on hub components |
measurements on hub components are performed to determine if they meet manufacturers’ service information and jurisdictional requirements |
| F-32.01.05P |
torque wheel nuts |
wheel nuts are torqued according to manufacturers’ service information |
| F-32.01.06P |
release stored energy |
stored energy is released by draining air from tires |
| F-32.01.07P |
remove and replace consumables |
consumables are removed and replaced according to manufacturers’ service information |
| F-32.01.08P |
recycle and dispose of consumables |
consumables are recycled and disposed of according to jurisdictional regulations |
| F-32.01.09P |
adjust tire pressure |
tire pressure is adjusted according to manufacturers’ service information |
| F-32.01.10P |
identify mismatched tires |
mismatched tires are identified by casing and tread depth |
| F-32.01.11P |
record service information and inspection findings |
service information and inspection findings are recorded according to manufacturers’ requirements for warranty, and for future reference and tracking |
Range of Variables
- tools and equipment include: dial indicators, torque wrenches, air gauges, tire pressure/heat warning devices, tread depth gauges, tire pressure gauge, inflation tool, sockets, tire irons
- manufacturers’ service information include: maintenance schedule, specifications, recommendations, procedures, standards
- worn, damaged and defective components include: oil leaks from hubs, air leaks from tires, tire wear, damaged retreading, cracked rims, broken studs, worn locks, worn spacers
- measurements on tire components include: tread depth for wear, air pressure for air leaks
- measurements on hub components include: bearing end play, alignment of pilot to rim
Knowledge
| Reference Code |
Learning Outcomes |
Learning Objectives |
| F-32.01.01L |
demonstrate knowledge of tires, their components, characteristics, applications and operation |
identify types of tires and their components, and describe their characteristics and applications |
| describe operating principles of tires and their components |
| describe tire load ranges, pressures, profiles and sizes |
| describe steering and drive tires |
| F-32.01.02L |
demonstrate knowledge of wheels, their components, characteristics, applications and operation |
identify types of wheels and their components, and describe their characteristics and applications |
| describe operating principles of wheels and their components |
| F-32.01.03L |
demonstrate knowledge of hubs, their components, consumables, characteristics, applications and operation |
identify types of hubs and their components and consumables, and describe their characteristics and applications |
| describe operating principles of hubs and their components |
| F-32.01.04L |
demonstrate knowledge of procedures to service tires, wheels and hubs, and their components |
identify tools and equipment used to service tires, wheels and hubs, and their components, and describe their applications and procedures for use |
| identify hazards and describe safe work practices pertaining to inflation and removal of tires |
| describe procedures to release stored energy |
| describe procedures to inspect tires, wheels and hubs, and their components |
| describe procedures to measure tire and hub components |
| describe procedures to service tire, wheel and hub components |
| describe procedures to remove, replace, recycle and dispose of hub consumables |
| describe torque values according to manufacturers’ service information |
| identify tires and materials that can be reconditioned, reused or recycled |
| F-32.01.05L |
demonstrate knowledge of training requirements to remove, inspect and mount tires, wheels and hubs |
identify training requirements to remove, inspect and mount tires, wheels and hubs |
| F-32.01.06L |
demonstrate knowledge of regulatory requirements pertaining to inspection and mounting of tires, wheels and hubs |
identify and interpret standards and regulations pertaining to inspection and mounting of tires, wheels and hubs |
| F-32.01.07L |
demonstrate knowledge of air pressure monitoring and air regulating systems |
describe operation of air pressure monitoring and air regulating systems |
Range of Variables
- components (tires) include: belts, tread, tubes, sidewall
- types of tires include: radial, bias
- components (wheels) include: rims, spacers, wedges, valve stems
- types of wheels include: aluminum, steel, multi-piece rims
- components (hubs) include: studs, nuts, spacers
- types of hubs include: spoked, hub pilot, stud pilot
- tools and equipment include: dial indicators, torque wrenches, air gauges, tire pressure/heat warning devices, tread depth gauges, tire pressure gauge, inflation tool, sockets, tire irons
- hazards include: spoke wheels, wedges, pressurized air, over inflation
- manufacturers’ service information include: maintenance schedule, specifications, recommendations, procedures, standards
F-32.02 - Diagnoses tires, wheels and hubs
F-32.02 - Diagnoses tires, wheels and hubs
| NL |
NS |
PE |
NB |
QC |
ON |
MB |
SK |
AB |
BC |
NT |
YT |
NU |
| yes |
yes |
NV |
yes |
ND |
yes |
yes |
yes |
yes |
yes |
NV |
NV |
NV |
Skills
| Reference Code |
Performance Criteria |
Evidence of Attainment |
| F-32.02.01P |
identify symptoms of problems |
symptoms of problems are identified by consulting with customer or operator |
| F-32.02.02P |
select and use tools and equipment |
tools and equipment are selected and used according to task and manufacturers’ service information |
| F-32.02.03P |
perform sensory inspections |
sensory inspections are performed to confirm complaint and establish preliminary diagnosis |
| F-32.02.04P |
perform diagnostic procedures |
diagnostic procedures are performed by following manufacturers’ service information |
| F-32.02.05P |
measure components for wear, damage and defects |
components are measured for wear, damage and defects |
| F-32.02.06P |
compare test results to manufacturers’ service information or expected values |
test results are compared to manufacturers’ service information or expected values to verify diagnosis |
| F-32.02.07P |
perform failure analysis |
failure analysis is performed to determine root cause of failure |
| F-32.02.08P |
record test results and inspection findings |
test results and inspection findings are recorded according to manufacturers’ requirements for warranty, and for future reference and tracking |
Range of Variables
- symptoms of problems include:wandering, drifting, sagging, difficult steering, lack of stability, shaking, wheel hop, shimmy, harmonic and dynamic vibrations or movement
- tools and equipment include: dial indicators, torque wrenches, air gauges, tire pressure/heat warning devices, tread depth gauges
- manufacturers’ service information include: maintenance schedule, specifications, recommendations, procedures, standards
Knowledge
| Reference Code |
Learning Outcomes |
Learning Objectives |
| F-32.02.01L |
demonstrate knowledge of tires, their components, characteristics, applications and operation |
identify types of tires and their components, and describe their characteristics and applications |
| describe operating principles of tires and their components |
| describe tire load ranges, pressures, profiles and sizes |
| describe steering and drive tires |
| F-32.02.02L |
demonstrate knowledge of wheels, their components, characteristics, applications and operation |
identify types of wheels and their components, and describe their characteristics and applications |
| describe operating principles of wheels and their components |
| F-32.02.03L |
demonstrate knowledge of hubs, their components, characteristics, applications and operation |
identify types of hubs and their components, and describe their characteristics and applications |
| describe operating principles of hubs and their components |
| F-32.02.04L |
demonstrate knowledge of procedures to diagnose tires, wheels and hubs, and their components |
identify tools and equipment used to diagnose tires, wheels and hubs, and their components, and describe their applications and procedures for use |
| identify hazards and describe safe work practices pertaining to tires, wheels and hubs, and their components |
| interpret information pertaining to tires, wheels and hubs, and their components found in manufacturers’ service information |
| describe procedures to inspect tires, wheels and hubs, and their components |
| describe procedures to test tires, wheels and hubs, and their components |
| describe procedures to diagnose tires, wheels and hubs, and their components |
| describe common causes and symptoms of problems |
| F-32.02.05L |
demonstrate knowledge of jurisdictional regulations regarding out-of-service specifications |
describe jurisdictional regulations regarding out-of-service specifications |
Range of Variables
- components (tires) include: belts, tread, sidewall
- types of tires include: radial, bias
- components (wheels) include: rims, spacers, wedges, valve stems
- types of wheels include: aluminum, steel, multi-piece rims
- components (hubs) include: studs, nuts, spacers
- types of hubs include: spoked, hub pilot, stud pilot
- tools and equipment include: dial indicators, torque wrenches, air gauges, tire pressure/heat warning devices, tread depth gauges
- hazards include: spoke wheels, wedges
- manufacturers’ service information include: maintenance schedule, specifications, recommendations, procedures, standards
- symptoms of problems include:wandering, drifting, sagging, difficult steering, lack of stability, shaking, wheel hop, shimmy, harmonic and dynamic vibrations or movement
F-32.03 - Repairs tires, wheels and hubs
F-32.03 - Repairs tires, wheels and hubs
| NL |
NS |
PE |
NB |
QC |
ON |
MB |
SK |
AB |
BC |
NT |
YT |
NU |
| yes |
yes |
NV |
yes |
ND |
yes |
yes |
yes |
yes |
yes |
NV |
NV |
NV |
Skills
| Reference Code |
Performance Criteria |
Evidence of Attainment |
| F-32.03.01P |
select and use tools and equipment |
tools and equipment are selected and used according to task and manufacturers’ service information |
| F-32.03.02P |
remove and replace worn, damaged and faulty components |
worn, damaged and faulty components are removed and replaced according to manufacturers’ service information |
| F-32.03.03P |
rebuild components |
components are rebuilt by replacing bearings and races according to manufacturers’ service information |
| F-32.03.04P |
repair components |
components are repaired by replacing seals, bearings, races, patches and plugs, according to manufacturers’ service information |
| F-32.03.05P |
adjust bearing and oil level |
bearing and oil level are adjusted according to manufacturers’ service information to ensure operation of components and equipment |
| F-32.03.06P |
adjust air pressure, run-out and torque on spoke wheels |
air pressure, run-out and torque are adjusted on spoke wheels according to manufacturers’ service information |
| F-32.03.07P |
verify repairs |
repairs are verified using methods according to manufacturers’ service information |
| F-32.03.08P |
document repairs and verifications performed |
repairs and verifications performed are documented for warranty, liability, future reference and tracking |
Range of Variables
- tools and equipment include: dial indicators, torque wrenches, air gauges, tire pressure/heat warning devices, tread depth gauges
- manufacturers’ service information include: maintenance schedule, specifications, recommendations, procedures, standards
- components (to be replaced) include: tires, rims, bearings, studs
- components (to be repaired) include: tire assemblies, hub assemblies
- methods include: wheel alignment, road testing, checking for end play
Knowledge
| Reference Code |
Learning Outcomes |
Learning Objectives |
| F-32.03.01L |
demonstrate knowledge of tires, their components, characteristics, applications and operation |
identify types of tires and their components, and describe their characteristics and applications |
| describe operating principles of tires and their components |
| describe tire load ranges, pressures, profiles and sizes |
| describe steering and drive tires |
| F-32.03.02L |
demonstrate knowledge of wheels, their components, characteristics, applications and operation |
identify types of wheels and their components, and describe their characteristics and applications |
| describe operating principles of wheels and their components |
| F-32.03.03L |
demonstrate knowledge of hubs, their components, characteristics, applications and operation |
identify types of hubs and their components, and describe their characteristics and applications |
| describe operating principles of hubs and their components |
| F-32.03.04L |
demonstrate knowledge of procedures to repair tires, wheels and hubs, and their components |
identify tools and equipment used to repair tires, wheels and hubs, and their components, and describe their applications and procedures for use |
| identify hazards and describe safe work practices pertaining to tires, wheels and hubs, and their components |
| interpret information pertaining to tires, wheels and hubs, and their components found in manufacturers’ service information |
| describe procedures to remove, replace, rebuild, adjust and repair tires, wheels and hubs, and their components |
| F-32.03.05L |
demonstrate knowledge of training requirements to remove, inspect and mount tires, wheels and hubs |
identify training requirements to remove, inspect and mount tires, wheels and hubs |
| F-32.03.06L |
demonstrate knowledge of inspection requirements pertaining to tire size |
identify inspection requirements pertaining to tire size |
Range of Variables
- components (tires) include: belts, tread, sidewall
- types of tires include: radial, bias
- components (wheels) include: rims, spacers, wedges, valve stems
- types of wheels include: aluminum, steel, multi-piece rims
- components (hubs) include: studs, nuts, spacers
- types of hubs include: spoked, hub pilot, stud pilot
- tools and equipment include: dial indicators, torque wrenches, air gauges, tire pressure/heat warning devices, tread depth gauges
- hazards include: spoke wheels, wedges, pinch/crush points, pressurized air
- manufacturers’ service information include: maintenance schedule, specifications, recommendations, procedures, standards