Allied & ICAR Exam Bank • ALLIED_0285
MCQ • 1 Mark
Section 3: Farm Power
Farm Power
Subtopic: I.C. engine systems – fuel, cooling, lubrication, ignition, electrical, intake and exhaust
Question Statement:
In a tractor diesel fuel system, 'fuel bleeding' is performed to:
Options:
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(A) Purge trapped air bubbles from the fuel filter, injection pump, and delivery lines
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(B) Drain the fuel tank entirely
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(C) Clean the exhaust manifold
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(D) Lubricate the throttle pedal
Step-by-Step Solution & Explanation
Air locks in high-pressure diesel lines compress rather than pumping fuel, preventing injector pop-off until bled.
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