Coast Guard Regulations (46 CFR) permit the use of drain valves for removing water or impurities from diesel engine fuel systems. These valves must be __________.
A
self-closing gate valves
B
operated electrically
C
connected through the tank top
D
located in the machinery space
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Question 1 / 205eccefa2bacbc34ba4d477d2
Question 1 of 205eccefa2bacbc34ba4d477d2
Coast Guard Regulations (46 CFR) permit the use of drain valves for removing water or impurities from diesel engine fuel systems. These valves must be __________.
Coast Guard Regulations (46 CFR) permit the use of drain valves for removing water or impurities from diesel engine fuel systems. These valves must be __________.