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52 terms

Texas cdl pre-trip

cdl pre-trip
STUDY
PLAY
leaks/hoses
Look for puddles on the ground.

Look for dripping fluids on underside of engine and
transmission.

Inspect hoses for condition and leaks.
coolant level
Inspect reservoir sight glass, or

If engine is not hot, remove radiator cap and check for visible coolant level.
clutch/gearshift
Depress clutch.

Place gearshift lever in neutral or (park, for automatic transmissions).

Start engine, then release clutch slowly.
engine compartment belts
Check the following belts for snugness (up to 3/4 inch play at center of belt), cracks, or frays:
-Power steering belt.
-Water pump belt.
-Alternator belt.
-Air compressor belt.
-Make sure component(s) are operating properly, are not damaged or leaking, and are mounted securely.
steering play
Non-power steering: Check for excessive play by turning steering wheel back and forth. Play should not exceed 10 degrees or about two inches on a 20-inch wheel.

Power steering: With the engine running, check for excessive play by turning the steering wheel back and forth. Play should not exceed 10 degrees or about two inches on a 20-inch wheel before front left wheel barely moves.
parking brake check
apply parking brake only & make sure it will hold the vehicle by shifting into a lower gear and gently pulling against the brake
steering linkage
see than connecting links, arms and rods from the steering box to the wheel are not worn or cracked. Check that joints & sockets are not worn or loose and that there are no missing muts, bolts, or cotter keys.
springs/air/torque
look for missing, shifted, cracked or broken leaf springs or broken or distorted coil springs. Check torsion bars or torque arms and if they are not damaged and are mounted securely. Air ride suspension should be checked for damage and leaks.
slack adjustors
When pulled by hand, the brake rod should not move more than one inch (with brake released).
mounts
look for cracked or broken spring hangers or missing or damaged bushings, or missing bolts
lug nuts
check all lug nuts are present, free of cracks and distortions and show no signs of looseness such as rust trails or shiny threads. Make sure all bolts holes are not cracked or distorted.
drive shaft
drive shaft should not be bent or cracked, couplings should be secure and free of foreign objects
air/electrical connections
check air connection are sealed & in good condition, glad hands are locked in place, free of damage or air leaks, trailer electrical plug is firmly seated & locked in place
header board
check to see it is secure, free of damage, & strong enough to contain cargo, tarp carrier must be mounted & securely fastended, check for cracks, bulges or holes
air/electric lines
listen for air leaks - check that lines are not cut, chafed, spliced or worn. Make sure lines are not tangled, pinched or dragging against tractor parts.
exhaust system
..., check for damage & signs of leaks such as rust or carbon soot, system should be connected tightly and mounted securely
mounting bolts
look for loose or missing mounting brackets, clamps, bolts or nuts. Both 5th wheel & slide mounting must be solidly attached. Inspect for missing or broken parts.
release arm
Functional, in lock position.
landing gear
gear is fully raised, no missing parts, crank handle is secure & support frame is not damaged
doors/ties/lifts
check doors & hinges are not damaged & that they open/close and latch properly from the outside. Ties, straps, chains and binders must also be secure.
tandem release arm/locking pins
make sure locking pins are locked in place and release arm is secured
remainder of trailer
look at section 10.2; wheels, suspension system, brakes, doors/ties/lift, splash guards
doors/ mirrors
check that doors are not damaged, open/close properly from outside. Hinges should be secure with seals intact. Check that mirrors & mirror brackets are not damaged & are mounted securely w/ no loose fittings.
battery/box
battery is secure, connections are tight, and cell caps are present; connections should not show signs of excessive corrosion, box & cover must be secure
passenger entry/lift
Entry door is not damaged, operates smoothly and closes securely. Handrails are secure.
lighting indicators
Test that dash indicators work when corresponding lights are turned on:
-Left turn signal.
-Right turn signal.
-Four-way emergency flashers.
-High beam headlight.
brake chambers
check that brake chambers are not leaking, cracked or dented and are securely mounted
brake hoses/lines
look for cracked, worn or leaking hoses, lines and couplings
brake linings
check that a visible amount of braking lining is showing (if visible)
shock absorbers
make sure they are secure and that there are no leaks
fuel tank
check that tank is secure, cap is tight, & that there are no leaks from tank or lines
spacers
if equipped, check that spacers are not bent, damaged or rusted through, should be evenly centered, with the dual wheels and tires evenly separated
splash guards
check mud flaps are not damaged and are mounted securely
platform fifth wheel
Mounting holding the fifth wheel skid plate and locking jaws mechanism.
doors/mirrors
check that doors are not damaged, open/close properly from outside. Hinges should be secure with seals intact. Check that mirrors & mirror brackets are not damaged & are mounted securely w/ no loose fittings.
hub oil seals/axle seals
check that hub oil/grease seals and axle seals are not leaking and, if wheel has a sight glass check if oil level is adequate
tires
Must be inspected on every tire: TREAD DEPTH - min (4/32 on steering axle tires, 2/32 on all other tires). TIRE CONDITION - check that tread is evenly worn & look for cuts or other damage to tread or sidewalls. Also , make sure valve caps and stems are not missing, broken or damaged. TIRE INFLATION check for proper inflation be using a tire gauge or by striking with a mallet.
rims
Check for damaged or bent rims. Rims cannot have welding repairs.
steering box/hoses
check steering box is securely mounted & not leaking. Look for any missing nuts, bolts & cotter keys. Check for pwer steering fluid leaks or damage to power steering hoses.
lights/reflectors
Check that all external lights and reflective equipment are clean and functional. Light and reflector checks include:
-Clearance lights (red on rear, amber elsewhere).
-Headlights (high and low beams).
-Taillights.
-Turn signals.
-Four-way flashers.
-Brake lights.
-Red reflectors (on rear) and amber reflectors (elsewhere).

Note: Checks of brake, turn signal and four-way flasher functions must be done separately.
safety belt
check that safety belt is securely mounted, adjusts and latches properly
hydraulic brake check
Pump the brake pedal three times, then hold it down for five seconds. The brake pedal should not move (depress) during the five seconds.

If equipped with a hydraulic brake reserve (back-up) system, with the key off, depress the brake pedal and listen for the sound of the reserve system electric motor.

Check that the warning buzzer or light is off.
mirrors and windshield
mirrors should be clean and adjusted properly from the inside, windshield should be clean with no illegal stickers, no obstructions or damages to the glass.
emergency equipment
Check for spare electrical fuses.

Check for three red reflective triangles.

Check for a properly charged and rated fire extinguisher.
ampmeter/voltmeter
Check that gauges show alternator and/or generator is charging or that warning light is off.
temperature gauge
Make sure the temperature gauge is working.

Temperature should begin to climb to the normal operating range or temperature light should be off.
oil pressure gauge
make sure oil pressure gauge is working, check that pressure gauge shows increasing or normal oil pressure or that the warning light goes off, oil temp. gauge should climb to normal operating range
power steering fluid
Indicate where power steering fluid dipstick is located.

Check for adequate power steering fluid level. Level must be above refill mark.
oil level
Indicate where dipstick is located.

See that oil level is within safe operating range. Level must be above refill mark.
passenger entry/lift
Entry door is not damaged, operates smoothly and closes securely. Handrails are secure.
stop arm
If equipped, make sure attached securely to the body of the vehicle.
seating
Check that cushions are attached to frames and there are no cracks in frames and firmly attached to floor.