NJ High Pressure Black Seal Exam Prep || Errorless Answers 100%.
In accordance with ASME CSD-1, where is the installation of a manually operated remote
shutdown switch or circuit breaker to be located? correct answers 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? correct answers pump cavitation issue
What is the function of a dry pipe in a boiler? correct answers 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? correct answers 18.32 sq. ft
One mechanical horsepower is equal to: correct answers 33,000 ft-lb/min
What is the regulation corresponding to boiler, pressure vessels and refrigeration systems in New
Jersey? correct answers 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? correct answers 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). correct answers 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?
correct answers 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: correct answers isolate
system pressure from the packing stuffing box to minimize packing leakage.
According to the law, how often must all steam or hot water boilers shall be inspected in the state
of New Jersey? correct answers Once every year at 12 month intervals from pervious inspection
By N.J.A.C. 12:90 rules, what is the minimum thickness allowed for atmospheric type blowdown
tank? correct answers 5/16 inch
The valve identified as (a) is what type of valve? correct answers gate Valve
A boiler with an MAWP of 150 psi and a safety valve setting of 100 psi with a 3" valve disc -
what would be the total force needed to open the safety valve against opposing spring force?
correct answers 707 lbs
Boiler manways and handholes are oval for what reason? correct answers for removal from the
pressure vessel
Air receivers must conform to what ASME Code? correct answers Section VIII
What is the total horsepower of a plant that has three 350 hp boilers and one 500 kW steam
turbine? correct answers 1,720 hp
How are the tube sheets supported in a fire-tube boiler? correct answers by the shell, stays, and
tubes
In accordance with ASME CSD-1, where is the installation of a manually operated remote
shutdown switch or circuit breaker to be located? correct answers 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? correct answers pump cavitation issue
What is the function of a dry pipe in a boiler? correct answers 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? correct answers 18.32 sq. ft
One mechanical horsepower is equal to: correct answers 33,000 ft-lb/min
What is the regulation corresponding to boiler, pressure vessels and refrigeration systems in New
Jersey? correct answers 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? correct answers 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). correct answers 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?
correct answers 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: correct answers isolate
system pressure from the packing stuffing box to minimize packing leakage.
According to the law, how often must all steam or hot water boilers shall be inspected in the state
of New Jersey? correct answers Once every year at 12 month intervals from pervious inspection
By N.J.A.C. 12:90 rules, what is the minimum thickness allowed for atmospheric type blowdown
tank? correct answers 5/16 inch
The valve identified as (a) is what type of valve? correct answers gate Valve
A boiler with an MAWP of 150 psi and a safety valve setting of 100 psi with a 3" valve disc -
what would be the total force needed to open the safety valve against opposing spring force?
correct answers 707 lbs
Boiler manways and handholes are oval for what reason? correct answers for removal from the
pressure vessel
Air receivers must conform to what ASME Code? correct answers Section VIII
What is the total horsepower of a plant that has three 350 hp boilers and one 500 kW steam
turbine? correct answers 1,720 hp
How are the tube sheets supported in a fire-tube boiler? correct answers by the shell, stays, and
tubes
