310t Exam with correct answers ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
When a starter is dismantled, it is observed that the armature
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
has made contact with the field windings. What is the cause?
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
A. Open armature winding.
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B. Open field winding.
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C. Worn commutator bar.
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D. Worn armature bushings.
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D. Worn armature bushings.
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What is observed during a road test to verify low power on a
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
diesel engine? ||\\||\\
A. Boost and fuel pressures.
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
B. Boost and crankcase pressures.
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
C. Fuel pressure and exhaust temperature.
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D. Fuel temperature and exhaust back pressure.
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A. Boost and fuel pressures.
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An engine is losing coolant, but there is no external leakage.
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
What is done? ||\\||\\ ||\\||\\
A. Pressurize the oil system, then check for oil in the cooling
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
system. ||\\||\\
, B. Pressurize the fuel system, then check for signs of fuel in the
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
coolant. ||\\||\\
C. Run engine to operating temperature, then check exhaust
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
manifold for poor cylinder performance with a heat ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
thermometer. ||\\||\\
D. Drain the oil, pressurize the cooling system, then check for
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
coolant leaks at the drain plug. ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
D. Drain the oil, pressurize the cooling system, then check for
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
coolant leaks at the drain plug. ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
The oil pressure fluctuates on a diesel engine. What is done?
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
A. Check engine oil level, then test engine oil sensor.
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
B. Check engine oil level, then test oil pump and inlet
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
assembly. ||\\||\\
C. Check engine oil level, then send oil sample for analysis.
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
D. Check engine oil level, then manually check oil pressure.
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
D. Check engine oil level, then manually check oil pressure.
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
A vehicle is difficult to get out of gear. What is the cause?
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
A. Warped clutch disks.
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
B. Worn pilot bearing.
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
C. Out-of-adjustment clutch brake.
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
D. Insufficient clutch linkage free play.
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
When a starter is dismantled, it is observed that the armature
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
has made contact with the field windings. What is the cause?
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
A. Open armature winding.
||\\||\\ ||\\||\\ ||\\||\\
B. Open field winding.
||\\||\\ ||\\||\\ ||\\||\\
C. Worn commutator bar.
||\\||\\ ||\\||\\ ||\\||\\
D. Worn armature bushings.
||\\||\\ ||\\||\\ ||\\||\\
D. Worn armature bushings.
||\\||\\ ||\\||\\ ||\\||\\
What is observed during a road test to verify low power on a
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
diesel engine? ||\\||\\
A. Boost and fuel pressures.
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
B. Boost and crankcase pressures.
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
C. Fuel pressure and exhaust temperature.
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
D. Fuel temperature and exhaust back pressure.
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
A. Boost and fuel pressures.
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
An engine is losing coolant, but there is no external leakage.
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
What is done? ||\\||\\ ||\\||\\
A. Pressurize the oil system, then check for oil in the cooling
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
system. ||\\||\\
, B. Pressurize the fuel system, then check for signs of fuel in the
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
coolant. ||\\||\\
C. Run engine to operating temperature, then check exhaust
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
manifold for poor cylinder performance with a heat ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
thermometer. ||\\||\\
D. Drain the oil, pressurize the cooling system, then check for
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
coolant leaks at the drain plug. ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
D. Drain the oil, pressurize the cooling system, then check for
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
coolant leaks at the drain plug. ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
The oil pressure fluctuates on a diesel engine. What is done?
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
A. Check engine oil level, then test engine oil sensor.
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
B. Check engine oil level, then test oil pump and inlet
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
assembly. ||\\||\\
C. Check engine oil level, then send oil sample for analysis.
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
D. Check engine oil level, then manually check oil pressure.
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
D. Check engine oil level, then manually check oil pressure.
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
A vehicle is difficult to get out of gear. What is the cause?
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
A. Warped clutch disks.
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
B. Worn pilot bearing.
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
C. Out-of-adjustment clutch brake.
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
D. Insufficient clutch linkage free play.
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
