USCG Exam PracticeLube oil and fuel oil systems
On a vessel with oil-fired boilers, what is the minimum number of fuel oil service pumps required, and what must each pump be capable of?
- A. One pump capable of supplying all boilers at half power
- ✓ Two pumps, each capable of supplying all boilers at full powerCorrect
- C. Two pumps, together capable of supplying all boilers at full power
- D. Three pumps, each capable of supplying one boiler at full power
Why B is correct
46 CFR §56.50-65(b)(1) requires at least two fuel service pumps, each of sufficient capacity to supply all the boilers at full power, and arranged so that one may be overhauled while the other is in service.
Cited:46 CFR §56.50-65