Engine: Retired questions · Motor Plants and Auxiliary Boilers

Question 750 of 159

Retired question: the Coast Guard no longer draws it on exams. Practice the current Motor Plants and Auxiliary Boilers module instead.

During the starting of a diesel engine, compression gases are prevented from backing into the air starting system, shown in the illustration, by the __________. MO-0046

0 ✓ | 0 ✕ 10 free left today

Tip: press A-D to answer