USCG USCG Steam
Set 11 • Question #62 of 496
Launch Interactive Practice Room Which of the following statements is true concerning a photocell flame scanning system?
A
The photocell requires a large amount of voltage.
B
The scanner head must be adjusted to sight the sensitivity link.
C
The scanner works in conjunction with the burner fuel oil (solenoid controlled) shut off valves.
✓ Correct Answer
D
The scanner window must be isolated from the forced draft fan air.
USCG NMC Regulatory Explanation
In USCG Steam Plants (Boilers & Turbines), regarding 'Which of the following statements is true concerning a photocell flame scanning system', the verified engineering fact is: 'The scanner works in conjunction with the burner fuel oil (solenoid controlled) shut off valves.'.
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