
Class A CDL Pre-Trip Inspection
Tractor Trailer
ENGINE COMPARTMENT - DRIVER SIDE
COOLANT
o Check for level and condition
o Hoses attached and not leaking
POWER STEERING RESERVOIR
o Mounted properly
o Hoses attached and not leaking
o Check for level and condition
AIR COMPRESSOR
o Mounted Securely
o No missing bolts or parts
o No air leaks at lines
o Check if gear or belt driven
o Belt no more than ¾ inch of play
o Belts not cracked or frayed
STEERING GEAR BOX
o Mounted properly
o No missing parts, nuts or bolts
o Lines and hoses not leaking or
broken
POWER STEERING RESERVOIR
o Mounted properly
o Hoses attached and not leaking
o Check for level and condition
AIR COMPRESSOR
o Mounted Securely
o No missing bolts or parts
o No air leaks at lines
o Check if gear or belt driven
o Belt no more than ¾ inch of play
o Belts not cracked or frayed
STEERING GEAR BOX
o Mounted properly
o No missing parts, nuts or bolts
o Lines and hoses not leaking or
broken
STEERING LINKAGE
o Pitman arm, Drag link, Steering
knuckle, Tie rods and tie rod ends
o Not cracked, bent or broken
o Castle nuts and cotter pins
o Not missing and in place
Engine Air Duct
Work
Power Steering
Reservoir
Steering Gear
Box
Pitman Arm
Engine Coolant
Reservoir
Windsheild
Washer Fluid
Reservoir
Radiator Brace
Pre-Trip Inspection Test Items Reference Items
ENGINE COMPARTMENT - DRIVER SIDE CON’T
Air Governor
Air Compressor
Power Steering
Reservoir
Steering Gear
Box
Engine Oil Pan
Pitman Arm
Spring Mount Drag Link Leaf Spring
Pre-Trip Inspection Test Items Reference Items
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