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NJ BLACK SEAL LOW PRESSURE, 1 OF 3, NJ BLACK SEAL LOW PRESSURE, 2
OF 3, NJ BLACK SEAL LOW PRESSURE, 3 OF LATEST 2025/2026 ACTUAL EXAM
WITH COMPLETE QUESTIONS AND CORRECT DETAILED ANSWERS (100%
VERIFIED ANSWERS) |ALREADY GRADED A+| ||PROFESSOR VERIFIED||
||BRANDNEW!!!||
Where should the registration number be located on each boiler in
New Jersey? - ANSWER-front
On a low pressure boiler, after start-up, when do you close the
vent valve? - ANSWER-when steam comes out
How are cast iron sectional boilers put together? - ANSWER-with
push nipples and bolts
What is the line voltage used in an ignition transformer? -
ANSWER-usually 120 VAC
When cleaning a new or re-tubed boiler, what should be used? -
ANSWER-an alkaline solution
,2|Page
In the state of NJ, safety valves on low and high pressure boilers
should be tested how often? - ANSWER-monthly
What is the best way to describe a thermocouple? - ANSWER-two
different metals welded together
What is the first and most important thing a boiler operator checks
in the boiler room? - ANSWER-the water level of all boilers
What device is used to ensure the boiler runs through the proper
start-up and shut-down sequence? - ANSWER-programmer
Atmospheric pressure is equal to _____. - ANSWER-14.7 psi
Accumulations of soot on heating surface can lead to a decrease
in: - ANSWER-boiler capacity
Where should the NJ jurisdiction number be located on the boiler?
- ANSWER-on the front
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The _____ regulates the high and low fire of the burner. -
ANSWER-modulating pressure control
The water column and gauge glass should usually be blown down
_____. - ANSWER-daily
What is the best way to describe a thermocouple? - ANSWER-two
different metal wires welded together
What is the main purpose of a LWCO (low water cut off)? -
ANSWER-cut off the fuel in the event of low water
When the condensate of a steam heating system is fed directly
back to the boiler by gravity, what device is used to prevent boiler
water from being forced back into the condensate line? -
ANSWER-Hartford loop
Assuming the valves are of similar size, which one will take
longest to open and close? - ANSWER-gate
NJ BLACK SEAL LOW PRESSURE, 1 OF 3, NJ BLACK SEAL LOW PRESSURE, 2
OF 3, NJ BLACK SEAL LOW PRESSURE, 3 OF LATEST 2025/2026 ACTUAL EXAM
WITH COMPLETE QUESTIONS AND CORRECT DETAILED ANSWERS (100%
VERIFIED ANSWERS) |ALREADY GRADED A+| ||PROFESSOR VERIFIED||
||BRANDNEW!!!||
Where should the registration number be located on each boiler in
New Jersey? - ANSWER-front
On a low pressure boiler, after start-up, when do you close the
vent valve? - ANSWER-when steam comes out
How are cast iron sectional boilers put together? - ANSWER-with
push nipples and bolts
What is the line voltage used in an ignition transformer? -
ANSWER-usually 120 VAC
When cleaning a new or re-tubed boiler, what should be used? -
ANSWER-an alkaline solution
,2|Page
In the state of NJ, safety valves on low and high pressure boilers
should be tested how often? - ANSWER-monthly
What is the best way to describe a thermocouple? - ANSWER-two
different metals welded together
What is the first and most important thing a boiler operator checks
in the boiler room? - ANSWER-the water level of all boilers
What device is used to ensure the boiler runs through the proper
start-up and shut-down sequence? - ANSWER-programmer
Atmospheric pressure is equal to _____. - ANSWER-14.7 psi
Accumulations of soot on heating surface can lead to a decrease
in: - ANSWER-boiler capacity
Where should the NJ jurisdiction number be located on the boiler?
- ANSWER-on the front
, 3|Page
The _____ regulates the high and low fire of the burner. -
ANSWER-modulating pressure control
The water column and gauge glass should usually be blown down
_____. - ANSWER-daily
What is the best way to describe a thermocouple? - ANSWER-two
different metal wires welded together
What is the main purpose of a LWCO (low water cut off)? -
ANSWER-cut off the fuel in the event of low water
When the condensate of a steam heating system is fed directly
back to the boiler by gravity, what device is used to prevent boiler
water from being forced back into the condensate line? -
ANSWER-Hartford loop
Assuming the valves are of similar size, which one will take
longest to open and close? - ANSWER-gate
