Book1, Chapter 12: Routine Boiler
Maintenance & Inspection Exam Questions
& Answers (Grade A+)
a very common procedure performed on boilers. The unit is
completely filled with water, making sure any air is removed. The
water (hydraulic) pressure is applied at 1.5 times MAWP. -
correct answer ✅Hydrostatic Test
a rotating device used for vibrating scale off of the waterside
(outside) of a firetube boiler, or inside of the watertube boiler -
correct answer ✅Rattler
The sealed bearings usually don't require additional lubrication for
___________. Standard bearings normally require lubrication once
a year. -
correct answer ✅Three years
After the first three months of operation, new boilers should be: -
correct answer ✅1. shutdown
2. drained
3. opened up
4. flushed out with a high pressure hose
5. inspected
, Book1, Chapter 12: Routine Boiler
Maintenance & Inspection Exam Questions
& Answers (Grade A+)
How do you prevent front and rear doors of reversing champers
gasket surfaces from sticking? -
correct answer ✅Always cover the door gaskets with graphite and
oil, or an anti-seize compound before closing the door.
It is recommended to wash-coat the _____________ with diluted
heat resistant cement regularly to prolong its life. -
correct answer ✅refractory
How often is gas burners needed to be cleaned? -
correct answer ✅Once a year
How often is oil burners needed to be cleaned? -
correct answer ✅Periodically
Step to clean oil burners: -
correct answer ✅1. Always make sure power supply to the boiler
and fuel pump is disconnected; ensure that manual stop valves in
fuel lines are closed before removing the oil burner
2. Disconnect the fuel lines and remove the burner assembly from
the front of the boiler
Maintenance & Inspection Exam Questions
& Answers (Grade A+)
a very common procedure performed on boilers. The unit is
completely filled with water, making sure any air is removed. The
water (hydraulic) pressure is applied at 1.5 times MAWP. -
correct answer ✅Hydrostatic Test
a rotating device used for vibrating scale off of the waterside
(outside) of a firetube boiler, or inside of the watertube boiler -
correct answer ✅Rattler
The sealed bearings usually don't require additional lubrication for
___________. Standard bearings normally require lubrication once
a year. -
correct answer ✅Three years
After the first three months of operation, new boilers should be: -
correct answer ✅1. shutdown
2. drained
3. opened up
4. flushed out with a high pressure hose
5. inspected
, Book1, Chapter 12: Routine Boiler
Maintenance & Inspection Exam Questions
& Answers (Grade A+)
How do you prevent front and rear doors of reversing champers
gasket surfaces from sticking? -
correct answer ✅Always cover the door gaskets with graphite and
oil, or an anti-seize compound before closing the door.
It is recommended to wash-coat the _____________ with diluted
heat resistant cement regularly to prolong its life. -
correct answer ✅refractory
How often is gas burners needed to be cleaned? -
correct answer ✅Once a year
How often is oil burners needed to be cleaned? -
correct answer ✅Periodically
Step to clean oil burners: -
correct answer ✅1. Always make sure power supply to the boiler
and fuel pump is disconnected; ensure that manual stop valves in
fuel lines are closed before removing the oil burner
2. Disconnect the fuel lines and remove the burner assembly from
the front of the boiler
