Make sure your load isn`t centered | |
Keep both hands on the steering wheel | |
Keep the air brakes properly pressurized | |
Slow down before entering a curve |
White | |
Red | |
Black | |
Yellow |
All of these are true | |
Keeps water and dirt out of the lines | |
Saves wear on the dummy coupler | |
Maintains air tank pressure by keeping air from escaping |