Answers
Question: Question text not shown in source
Correct Answer: The source entry is incomplete; the relevant answer belongs to the 2nd class fireman
topic and should be treated as the keyed concept for this numbered item.
Question: **Second-Class Fireman
Correct Answer: **: A qualified individual who has demonstrated competency to operate and manage
boilers under supervision.
Question: **Boiler Operator
Correct Answer: **: **Boiler Operator:** A Second-Class Fireman can operate a boiler or boilers under
the engineer in direct charge thereof.
Question: 3. **Boiler Room Attendance
Correct Answer: **: A Second-Class Fireman may leave the boiler room while on watch but must check
on the boilers periodically.
Question: 4. **Certificate of Inspection
Correct Answer: **: A boiler has been inspected if it has a valid certificate of inspection posted.
Question: 5. **Boiler Inspection Frequency
Correct Answer: **: Boilers should be inspected periodically, but at least every years. externally and
internally
Question: 6. **LOTO (Lock-out Tag-out)
Correct Answer: **: An acronym that stands for Lock-out Tag-out, a safety procedure used to ensure that
equipment is properly shut down and unable to be started up during maintenance or repair work.
Question: 7. **Heat Loss in a Boiler
Correct Answer: **: The greatest heat loss in a boiler occurs up the stack.
Question: 8. **Products of Combustion
Correct Answer: **: In a firetube boiler, the products of combustion are inside the tubes
Question: 9. **Boiler Scale
Correct Answer: **: Scale in a boiler can be found below the waterline.
Question: 10. **Moisture Separation in Firetube Boiler
Correct Answer: **: Moisture is separated from steam in a firetube boiler using a dry pipe separator.
Question: 11. **Cyclone Separator
Correct Answer: **: A device that works on the principle of centrifugal force to separate particles from a
gas stream.
Question: 12. **Boiler Manhole Size
Correct Answer: **: The minimum size of a round (circular) manhole is 15 inches.