1. Air brakes:
Check the air pressure in all the tires, and make sure that they are properly inflated. Inspect the brake lines for any signs of damage or leaks, and test the air brakes to ensure that they are working properly.
Make sure that all of the axles are securely fastened to the vehicle, and check for any signs of damage or wear.
3. Cab and body:
Check for any cracks or damage in the cab or body of the vehicle, and make sure that all of the mirrors and headlights are in good condition.
4. Electrical system:
Test all of the lights and electrical equipment on the vehicle, and make sure that all of the wiring is in good condition.
5. Engine compartment and hood:
Make sure that there is no debris or obstructions in the engine compartment, and check that the hood is properly latched shut.
6. Fuel system:
Check for any leaks or damage in the fuel system, and make sure that all of the fuel caps are securely fastened.
7. Gearbox, drive shafts, and differential:
Check for any signs of damage or wear on these components, and make sure that they are properly lubricated.
8. Steering mechanism:
Inspect all of the steering components for signs of damage or wear, and test them to make sure they are working properly.
Check all of the suspension components for signs of damage or wear, and make sure they are properly lubricated.