Practice question
What is the correct way to test the parking brake of a commercial bus during a pre-trip inspection?
- Apply the parking brake, put the bus in a low gear, and gently accelerate to see if the brake holds
- Drive the bus at 20 km/h and pull the parking brake valve
- Park on a steep hill and turn off the engine
- Pump the service brakes until the parking brake pops out
Answer: A — Apply the parking brake, put the bus in a low gear, and gently accelerate to see if the brake holds
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