Engine : Steam Plants - 440/811
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| On a boiler safety valve, the blow down adjusting ring is locked in place by a __________. |
| A) wire seal |
| B) locknut |
| C) set screw |
| D) cotter pin |
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| Comments |
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| GeorgeEvelyn - 2025-05-01 03:30:15 Registered (9) |
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