Referring to the illustrated huddling-chamber safety valve, what statement is true concerning the adjustment of the popping pressure? Illustration SG-0018

Question

Accepted Answer

Popping pressure is adjusted by rotating the compression screw after first loosening the compression screw locking nut (C).

Answer

Popping pressure is adjusted by rotating the release nut (A).

Answer

Popping pressure is adjusted by rotating the adjusting ring (B).

Answer

Popping pressure is adjusted by rotating the seat bushing (G).

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