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Braking Systems

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You’re driving a vehicle fitted with anti-lock brakes. What should you do when braking in an emergency? Braking Systems
You’re driving an articulated lorry that has three air lines connected to the trailer. What’s the purpose of the red line? Braking Systems
You’re driving an articulated lorry. What could happen if you change to a lower gear while you’re going too fast? Braking Systems
You’re driving down a long hill. What should you use to prevent the brakes from overheating? Braking Systems
You’re driving down a snow-covered hill. Why should you take care when using an independent endurance brake (retarder)? Braking Systems
You’re stationary. The brake air-pressure warning light comes on. Why should you keep the parking brake on? Braking Systems
You’ve just started the engine. What must you do if the brake air-pressure warning light is showing? Braking Systems
Your lorry is equipped with anti-lock brakes. What’s the correct procedure for stopping in an emergency? Braking Systems
Your lorry is stuck in snow. You use the diff-lock to move off. When should you switch the diff-lock off? Braking Systems
Your tractor unit has three air lines. You’re connecting to a trailer that has two air-line couplings. What colour is the line you shouldn’t connect to the trailer? Braking Systems
Your vehicle has anti-lock brakes. How does this affect you when you’re braking normally? Braking Systems
Your vehicle is fitted with a ‘diff-lock’. When would you normally use it? Braking Systems
Your vehicle is fitted with air brakes. What does it mean if a brake warning light shows when you’ve just started the engine? Braking Systems
Your vehicle is fitted with air-assisted hydraulic brakes. What fault would you suspect if the brake pedal becomes hard to press? Braking Systems
Your vehicle is fitted with air-assisted hydraulic brakes. What would warn you that there isn’t enough air in the system? Braking Systems