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70. 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
The correct procedure is to position the piston at bottom dead center and inspect the upper liner bore through the scavenging air ports from the air box side, as the scavenge ports open into the air box and are fully exposed at BDC.
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