Engine Safety (Supplementary) USCG Question #147 (Set 3)

A photoelectric cell installed in an automatically fired auxiliary boiler burner management system __________.

Official USCG Answer & Rule Citation

Correct Answer: Option A — opens the burner circuit upon sensing a flame failure

Photoelectric cells in automatic auxiliary boiler management systems continuously monitor burner flame presence. Upon sensing a flame failure, the photocell immediately signals the safety circuit to trip and open the burner fuel supply circuit.

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