Difference between revisions of "Semi-trailer truck pre-trip inspection"
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===General=== | ===General=== | ||
− | :Any inspected item and its parts must be | + | :Any inspected item and its parts must be: |
− | :* | + | :*Either: |
− | |||
:*#Securely mounted if the item should not be movable, or | :*#Securely mounted if the item should not be movable, or | ||
:*#Fastened if the item should be movable. | :*#Fastened if the item should be movable. | ||
+ | :Not broken, cracked, damaged, or missing, | ||
===Fluid-containing items=== | ===Fluid-containing items=== | ||
===Electrical items=== | ===Electrical items=== |
Revision as of 11:28, 22 July 2021
Any semi-trailer truck pre-trip inspection should be based on the CDL Vehicle Inspection Test.
Contents
- 1 Versions
- 2 Front of truck
- 3 Engine compartment
- 4 Steering components
- 5 Suspension components
- 6 Brake components
- 7 Tires
- 8 Wheels
- 9 Driver's door/fuel area
- 10 Behind the cab
- 11 Coupling system
- 12 Trailer front and sides
- 13 Trailer rear
- 14 Inside the cab
- 14.1 Emergency equipment
- 14.2 Safety belt
- 14.3 Safe start engine
- 14.4 Mirrors
- 14.5 Windshield
- 14.6 Windshield wipers
- 14.7 Horns
- 14.8 Oil pressure gauge
- 14.9 Ammeter/voltmeter
- 14.10 Temperature gauge
- 14.11 Air pressure gauge
- 14.12 DEF level indicator
- 14.13 Light indicators
- 14.14 Cab and windshield fans
- 14.15 Brake check series
- 15 Air brake check
- 16 Parking brake check
- 17 Service brake check
- 18 Requirements
Versions
According to the 11.6.1 section of the CDL Vehicle Inspection Test, the tested applicant is "required to perform one of the four versions of a Vehicle inspection in the vehicle."
All versions include:
- an engine start,
- an in-cab inspection,
- an inspection of the coupling system,
- an inspection of the entire vehicle or only a portion of the vehicle.
Version A
- Front of truck
- Engine compartment
- Steering components
- Of one side of the steering axle:
- Coupling system
- Inside the cab, including Air brake check, Parking brake check, Service brake check
Version B
- Driver's door/fuel area
- Behind the cab
- Of one side of any tractor tandem axles:
- Coupling system
- Inside the cab, including Air brake check, Parking brake check, Service brake check
Version C
- Coupling system
- Trailer front and sides
- Of one side of any trailer tandem axles:
- Trailer rear
- Inside the cab, including Air brake check, Parking brake check, Service brake check
Full version
- An inspection of the entire vehicle may consist of:
Front of truck
Front lights
- The headlights, turn signals, and clearance lights:
- Meet general requirements.
- Are clean.
- Are the proper color.
Front leaks
- No leaks or puddles from dripping fluids under the engine or transmission.
Engine compartment
DPF
- Mounting brackets, hoses, and electrical components of the diesel particulate filter (DPF) meet:
Engine hoses
Coolant level
Water pump
Oil dipstick
Alternator
Air compressor
Steering components
Power steering pump
Power steering fluid reservoir
Steering gear box
Steering linkage
Suspension components
Spring mounts
Spring leaves
U-bolts
Shock absorber
Brake components
Air hoses
Brake chamber
Slack adjuster/push rod
Brake drum
Brake linings
Tires
Tire surfaces
Tread depth
Air pressure
Valve stem/cap
Wheels
Rims
Budd spacing
Lug nuts
Hub seal
Driver's door/fuel area
Mirror brackets
Cab doors
DEF tank
Fuel tank
Behind the cab
Catwalk and steps
Exhaust system
Drive shaft
Frame
Coupling system
Kingpin and jaws
Trailer apron
Rear tractor lights/reflectors
Fifth wheel skid plate
Fifth wheel platform
Sliding locking system
Electrical line coupling
Air line coupling
Trailer front and sides
Trailer header board
DOT reflective tape
Landing gear
Trailer side lights
Frame and tandem release
Splash guards
Door tie back hook
Trailer rear
Trailer rear lights
Trailer doors
Door tie back chain
Inside the cab
Emergency equipment
Safety belt
Safe start engine
Mirrors
Windshield
Windshield wipers
Horns
Oil pressure gauge
Ammeter/voltmeter
Temperature gauge
Air pressure gauge
DEF level indicator
Light indicators
Cab and windshield fans
Brake check series
- The brake check series consists of three different checks:
Air brake check
Failure to perform all three components of the air brake check correctly will result in an automatic failure of thee vehicle inspection test. If you realize that you have missed something or did something incorrectly during your air brake check, you may start over.
Air brake check preparation
Leak down test
Low air warning device test
Tractor protection valve test
Parking brake check
Parking brake check preparation
Tractor parking brake check
Trailer parking brake check
Service brake check
Preparation
Execution
Requirements
General
- Any inspected item and its parts must be:
- Either:
- Securely mounted if the item should not be movable, or
- Fastened if the item should be movable.
- Either:
- Not broken, cracked, damaged, or missing,