When warming up a fuel oil service system, you should open the steam supply to the fuel oil heaters __________.
Official USCG Answer & Rule Citation
Correct Answer: Option B — after you start the fuel oil service pump
In USCG Steam Plants (Boilers & Turbines), regarding 'When warming up a fuel oil service system, you should open the steam supply to the fuel oil heaters', the verified engineering fact is: 'after you start the fuel oil service pump'.
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