In accordance with Coast Guard Regulations (46 CFR), which of the following statements is true concerning safety valve construction and/or operation used on propulsion boilers?
A
Not have threaded inlets for valves larger than 2".
B
Gagging a safety valve by means of a set screw through the cap when gags are unavailable is acceptable only when conducting a hydrostatic test.
C
After the valve is set and adjusted, the tolerance in popping and reseating pressures shall not vary more than plus or minus 1 1/2%.
D
All of the above.
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Question 1 / 205eccefa0bacbc34ba4d46d62
Question 1 of 205eccefa0bacbc34ba4d46d62
In accordance with Coast Guard Regulations (46 CFR), which of the following statements is true concerning safety valve construction and/or operation used on propulsion boilers?
In accordance with Coast Guard Regulations (46 CFR), which of the following statements is true concerning safety valve construction and/or operation used on propulsion boilers?