Black Seal: NJ- High Pressure Exam
Prep Questions with Solutions.
In accordance with ASME CSD-1, where is the installation of a manually operated remote
shutdown switch or circuit breaker to be located? - Answer Just outside the boiler room
door, unless the door is on the building exterior and it must be marked for easy identification
and installed on every exit door of the boiler room.
While making a round of your boiler room, the boiler feedwater pump is making a strange
noise. The pump casing and the temperature of the water has risen above normal. What would
most likely cause this problem? - Answer pump cavitation issue
What is the function of a dry pipe in a boiler? - Answer to remove moisture from the steam
drum
What is the heating surface of water-tube, with a diameter of 3 1/2 inches and a length of 20
feet? - Answer 18.32 sq. ft
One mechanical horsepower is equal to: - Answer 33,000 ft-lb/min
What is the regulation corresponding to boiler, pressure vessels and refrigeration systems in
New Jersey? - Answer New Jersey Administrative Code (NJAC) 12:90
According to the codes and standards adopted and incorporated by reference of the boiler
pressure vessels and refrigeration regulations, welded repairs and any alternations made to the
boilers must comply with what? - Answer The original Code of construction when it was built
T/F The examining board of the mechanical inspection bureau of boiler and pressure vessel
compliance may consider an applicant experience of an equivalent amount for grade or
classification from some other jurisdictional authority (state or federal). - Answer True
In your boiler plant you have pumps that are used for numerous applications. One of the pumps
has a small amount of liquid coming from the packing gland. Is this normal or is it a problem? -
Answer this is normal and is necessary to lubricate and cool the packing.
The purpose of backseating a manual valve in an operating system is to: - Answer isolate
system pressure from the packing stuffing box to minimize packing leakage.
Prep Questions with Solutions.
In accordance with ASME CSD-1, where is the installation of a manually operated remote
shutdown switch or circuit breaker to be located? - Answer Just outside the boiler room
door, unless the door is on the building exterior and it must be marked for easy identification
and installed on every exit door of the boiler room.
While making a round of your boiler room, the boiler feedwater pump is making a strange
noise. The pump casing and the temperature of the water has risen above normal. What would
most likely cause this problem? - Answer pump cavitation issue
What is the function of a dry pipe in a boiler? - Answer to remove moisture from the steam
drum
What is the heating surface of water-tube, with a diameter of 3 1/2 inches and a length of 20
feet? - Answer 18.32 sq. ft
One mechanical horsepower is equal to: - Answer 33,000 ft-lb/min
What is the regulation corresponding to boiler, pressure vessels and refrigeration systems in
New Jersey? - Answer New Jersey Administrative Code (NJAC) 12:90
According to the codes and standards adopted and incorporated by reference of the boiler
pressure vessels and refrigeration regulations, welded repairs and any alternations made to the
boilers must comply with what? - Answer The original Code of construction when it was built
T/F The examining board of the mechanical inspection bureau of boiler and pressure vessel
compliance may consider an applicant experience of an equivalent amount for grade or
classification from some other jurisdictional authority (state or federal). - Answer True
In your boiler plant you have pumps that are used for numerous applications. One of the pumps
has a small amount of liquid coming from the packing gland. Is this normal or is it a problem? -
Answer this is normal and is necessary to lubricate and cool the packing.
The purpose of backseating a manual valve in an operating system is to: - Answer isolate
system pressure from the packing stuffing box to minimize packing leakage.
