Heavy Duty Truck Systems - Chapter 4 with Complete Solutions
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Heavy Duty Truck Systems -
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Heavy Duty Truck Systems -
Heavy Duty Truck Systems - Chapter 4
with Complete Solutions
What component in the truck’s engine helps reduce friction between moving parts?
The oil lubrication system helps reduce friction between moving parts in the engine.
How does the truck’s cooling system prevent the engine fr...
Heavy Duty Truck Systems - Chapter 4
with Complete Solutions
What component in the truck’s engine helps reduce friction between moving parts?
✔✔ The oil lubrication system helps reduce friction between moving parts in the engine.
How does the truck’s cooling system prevent the engine from overheating?
✔✔ The cooling system uses coolant to absorb and dissipate excess heat from the engine.
What is the function of the truck’s air filter in the air intake system?
✔✔ The air filter cleans the air entering the engine, removing dirt and debris to ensure efficient
combustion.
What role does the truck’s fuel pump play in the fuel system?
✔✔ The fuel pump delivers fuel from the tank to the engine at the correct pressure for
combustion.
How does the truck’s exhaust manifold contribute to engine performance?
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, ✔✔ The exhaust manifold collects exhaust gases from the engine’s cylinders and directs them to
the exhaust system for efficient expulsion.
What maintenance is required for the truck’s drive belt?
✔✔ Regular inspection and tension adjustment are required to ensure the drive belt operates
correctly and does not slip or break.
How does the truck’s turbocharger improve engine efficiency?
✔✔ The turbocharger forces more air into the engine, allowing for more fuel to be burned and
increasing overall engine efficiency.
What is the purpose of the truck’s thermostat in the cooling system?
✔✔ The thermostat regulates the engine’s operating temperature by controlling the flow of
coolant between the engine and radiator.
How does the truck’s power steering system aid in maneuverability?
✔✔ The power steering system uses hydraulic pressure to reduce the effort needed to turn the
steering wheel, making it easier to maneuver the truck.
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