CDL Flashcards
Approach front of bus
No leaks and bus is resting level
Strobe light
Clean, functional, and no missing parts
Lights at front of the bus
3 amber clearance lights
Red and Amber student flashing lights
Turn signal and hazard lights
Hi and lo beam headlights
Securely mounted, clean, no missing parts and functional
Reflective tape
Clean and in good condition
Windshield
Clean, no cracks, no illegal stickers
Windshield wipers
Arms have proper spring tension and blades are secure and not damaged
Mirrors and brackets
Side mirrors and brackets and crossover mirrors and brackets are securely mounted, properly adjusted, clean, no cracks, and functional.
Def tank
Level is adequate at more than 1/8 of a tank full
Coolant
Securely mounted, cap is tight, proper operating level, hoses secure, no leaks, and functional.
Alternator
Securely mounted, belt driven, wiring has no frays and is in good condition, and functional.
Water pump
Securely mounted, belt driven, no leaks, functional.
Belt
Secure, no frays, good condition, no more than 3/4 slack, functional.
Exhaust and turbo
Securely mounted, no signs of soot that would indicate a leak, functional.
Engine oil level
Proper level, cap is tight, no leaks.
Transmission fluid
Proper level, cap is tight, no leaks.
Air compressor
Securely mounted, gear driven, no audible leaks, no missing parts, and functional.
Power steering pump
Securely mounted, gear driven, not damaged or leaking, and operates properly.
Air lines
Secure, no audible leaks, no cracks or damage, functional.
All hoses and wiring
Secure, no frays, good condition, no leaks or damage, functional.
Power steering fluid reservoir
Securely mounted, proper operating level, cap and hoses are secure, no leaks, and functional.
Steering gear box
Securely mounted, hoses are secure, no leaks or missing parts, and functional.
Pitman arm, drag link, tie rod ends.
Securely mounted, no bent loose or broken parts, functional, castle nuts and cotter pins are all present tight and secure
Upper and lower steering knuckles
Joints and sockets
Securely mounted, not loose or worn, no missing parts.
Shock absorber and
top and bottom mounts
Securely mounted, tight, no leaks, and functional.
Frame and cross members
No cracks or broken welds
Leaf springs/front and rear spring mounts/U bolts
Secure, not shifted, no broken or missing parts, no cracks or damage, all bushings are present and functional.
Air brake chamber
Securely mounted, no audible leaks, lines are secure, no cracks or dents, and functional.
Automatic slack adjuster and push rod
Securely mounted, no broken loose or missing parts, if non automatic no more than 1” of play when pulled by hand and brakes are released.
Brake lining
No signs of contamination, not worn dangerously thin, at least 1/4” of life left.
Brake drum
Securely mounted, not cracked or damaged, and no excessive wear.
Inner and outter hub and axel seals
Filled to proper level and no leaks
Tire
Properly inflated, no bulges or damage, no audible leaks, no recaps, tread life over 4/32”.
Valve stem and cap
Secure and functional
Metal wheel
No damage or illegal welds
Lug nuts
All tight and present, no rust trails or shiny threads
Battery box
Securely mounted, connections are clean and tight, no corrosion, cell caps are present.
Drive shaft, u joints, and safety hoops
Securely mounted, no broken or missing parts, functional.
Exhaust
Securely mounted and no signs of soot that would indicate a leak.
Frame and cross members
No cracks or broken welds
Rear diff
No leaks
Leaf springs/front and rear spring mounts/U bolts
Secure, not shifted, no broken or missing parts, no cracks or damage, all bushings are present and functional.