You are assigned as an engineer on a fishing research vessel using main propulsion engines of the type shown in the illustration. What statement represents the procedure for inspection of the upper cylinder liner bore while in place inside the engine? Illustration MO-0122

Question

Accepted Answer

With the particular piston positioned at BDC and the corresponding air box handhole cover removed, inspect the upper liner bore through the scavenging air ports.

Answer

With the particular piston positioned at TDC and the corresponding oil pan handhole cover removed, inspect the upper liner bore through the scavenging air ports.

Answer

With the particular piston positioned at BDC and the corresponding oil pan handhole cover removed, inspect the upper liner bore through the scavenging air ports.

Answer

With the particular piston positioned at TDC and the corresponding air box handhole cover removed, inspect the upper liner bore through the scavenging air ports.