NCCER BOILERMAKER MAINTENANCE EXAM
COMPREHENSIVE STUDY GUIDE
◉ RTJ Gasket.
Answer: A gasket found in high pressure systems.
◉ Internal manway hardware.
Answer: Examples include all except slide fastener.
◉ Union.
Answer: The fitting that makes it easy to disassemble threaded pipe.
◉ Torque wrench.
Answer: A type of wrench that measures how much a fastener is
being tightened.
◉ Gasket.
Answer: Used to create a seal between two stationary parts.
◉ Material compatibility.
Answer: The first consideration when making a gasket.
,◉ Drift pin.
Answer: The best tool to use to lift the bundle to line up with the
shell side gasket.
◉ Ring gaskets.
Answer: May be affected by all of the following except the number of
bolts.
◉ Hacksaw blade.
Answer: The teeth should face away from the handle.
◉ Pressure of pipes.
Answer: The pressure is the same for both 1" and 10" pipes when
both are 20" tall.
◉ Threaded connection.
Answer: If it stops on the 2nd thread, stop because something is
wrong.
◉ Permatex.
Answer: The material used to seal off between the floating tube
sheet and test ring in a heat exchanger.
, ◉ Gasket for duct.
Answer: Usually required when ducts are bolted together.
◉ Tube sheet damage.
Answer: Caused by all except the partition plate being too short.
◉ Relief valve.
Answer: Should be removed when pressure testing the vessel.
◉ Baffle components.
Answer: Tie rods are attached to the baffle on an exchanger tube
bundle.
◉ Safety hazards.
Answer: All except improper inspection are associated with vessel
confined space.
◉ Safety valve.
Answer: Valves used to relieve pressure in a pipeline.
◉ Impact tool.
COMPREHENSIVE STUDY GUIDE
◉ RTJ Gasket.
Answer: A gasket found in high pressure systems.
◉ Internal manway hardware.
Answer: Examples include all except slide fastener.
◉ Union.
Answer: The fitting that makes it easy to disassemble threaded pipe.
◉ Torque wrench.
Answer: A type of wrench that measures how much a fastener is
being tightened.
◉ Gasket.
Answer: Used to create a seal between two stationary parts.
◉ Material compatibility.
Answer: The first consideration when making a gasket.
,◉ Drift pin.
Answer: The best tool to use to lift the bundle to line up with the
shell side gasket.
◉ Ring gaskets.
Answer: May be affected by all of the following except the number of
bolts.
◉ Hacksaw blade.
Answer: The teeth should face away from the handle.
◉ Pressure of pipes.
Answer: The pressure is the same for both 1" and 10" pipes when
both are 20" tall.
◉ Threaded connection.
Answer: If it stops on the 2nd thread, stop because something is
wrong.
◉ Permatex.
Answer: The material used to seal off between the floating tube
sheet and test ring in a heat exchanger.
, ◉ Gasket for duct.
Answer: Usually required when ducts are bolted together.
◉ Tube sheet damage.
Answer: Caused by all except the partition plate being too short.
◉ Relief valve.
Answer: Should be removed when pressure testing the vessel.
◉ Baffle components.
Answer: Tie rods are attached to the baffle on an exchanger tube
bundle.
◉ Safety hazards.
Answer: All except improper inspection are associated with vessel
confined space.
◉ Safety valve.
Answer: Valves used to relieve pressure in a pipeline.
◉ Impact tool.
