Checking should include looking for the proper function of
- air horns and reverse warning devices
- horns and warning devices.
ASE 1: VII. Cab: C. Safety Equipment (P-1)
Process/Skill Questions:
- What is the purpose of a warning device horn or buzzer when in reverse?
- What condition might cause an air horn not to operate?
- When would an 87 decibel back up warning be necessary?