1|Page
NICET Level III Hydraulics (2026/2027) EXAM
||VERIFIED EXAM!!!|| MOST RECENT EXAM ACTUAL
COMPLETE REAL EXAM QUESTIONS AND CORRECT
ANSWERS (VERIFIED ANSWERS) ALREADY GRADED
A+ | GUARANTEED SUCCESS!! NEWEST EXAM!!!
How often shall water level indicators in water tanks be
tested for accuracy? - Answer--Every 5 years
Which 2 pieces of information are obtained and recorded
in order to plot test data on a graph after a pump test? -
Answer--Discharge pressure. -Suction pressure
What is the coefficient of a smooth and rounded outlet
hydrant? - Answer--.90
When a fire pump has a bypass flow meter to the pump
suction, how often does a full flow test discharging water
be performed? - Answer--every 3 years
Which statement reflects safety considerations when
entering confined spaces such as tanks and valve pits? -
Answer--Legally required precautions should be taken
,2|Page
Per NFPA 25, which hydrants are to be tested? - Answer--
All hydrants on private mains
While performing an annual pump test, what percentage of
the alarm devices shall be activated? - Answer--All alarms
associated with the fire pump.
Why shall test results be compared with original
acceptance test or the most recent test results? - Answer--
To verify Changes in the system
A 300 psi water gauge on a water tank tested against a
calibrated gauge-must be replaced if the reading is which
of the following: - Answer--10 lbs above the calibrated
gauge
The owners section of the inspection report requires
information about the property that should be completed
by which source? - Answer--information given by the
owner or designated representative
,3|Page
After a full flow test on a water spray system how shall the
system be returned to service? - Answer--In accordance
with the manufacturer instructions
How frequently shall the exterior of the tank, supporting
structure, vents, and foundation be inspected for signs of
damage or weakening? - Answer--Quarterly
When water rationing is enforced for six months, what is
the next step? - Answer--No flow test is required
What is the maximum time requirement for draining dry
barrel hydrants? - Answer--60 minutes
The inspection of a fire pump circulation relief valve
verifies which two situations? - Answer--To keep the pump
from over heating and damaging component systems -
Water is flowing thru it properly
Pressure readings for a water spray system shall be made
to ensure that water flow is not impeded by partially closed
valves or plugged nozzles? At what point must this reading
be taken? - Answer--At the hydraulically most remote
nozzle
, 4|Page
On a hydrostatic test of a standpipe where the where the
maximum pressure is - Answer-B)50.
Which three of the following operations should be included
when restoring a water mist system to service following a
test - Answer--Check and clean screens and filters. -Drain
water from low points
-Replace plugs or caps on auxiliary drains.
At which two locations can a main drain test be performed
on a standpipe system? - Answer--The low point drain for
each standpipe.
-The main drain test connection
How frequently should the Mercury level gauge on a tank
Be tested in order to determine if the gauge is accurate? -
Answer--Every 5 years
The most critical item to observe during the 30 minute
churn test on 0 a 750 gpm horizontal split case diesel fire
pump is which item? - Answer--Circulation relief valve
NICET Level III Hydraulics (2026/2027) EXAM
||VERIFIED EXAM!!!|| MOST RECENT EXAM ACTUAL
COMPLETE REAL EXAM QUESTIONS AND CORRECT
ANSWERS (VERIFIED ANSWERS) ALREADY GRADED
A+ | GUARANTEED SUCCESS!! NEWEST EXAM!!!
How often shall water level indicators in water tanks be
tested for accuracy? - Answer--Every 5 years
Which 2 pieces of information are obtained and recorded
in order to plot test data on a graph after a pump test? -
Answer--Discharge pressure. -Suction pressure
What is the coefficient of a smooth and rounded outlet
hydrant? - Answer--.90
When a fire pump has a bypass flow meter to the pump
suction, how often does a full flow test discharging water
be performed? - Answer--every 3 years
Which statement reflects safety considerations when
entering confined spaces such as tanks and valve pits? -
Answer--Legally required precautions should be taken
,2|Page
Per NFPA 25, which hydrants are to be tested? - Answer--
All hydrants on private mains
While performing an annual pump test, what percentage of
the alarm devices shall be activated? - Answer--All alarms
associated with the fire pump.
Why shall test results be compared with original
acceptance test or the most recent test results? - Answer--
To verify Changes in the system
A 300 psi water gauge on a water tank tested against a
calibrated gauge-must be replaced if the reading is which
of the following: - Answer--10 lbs above the calibrated
gauge
The owners section of the inspection report requires
information about the property that should be completed
by which source? - Answer--information given by the
owner or designated representative
,3|Page
After a full flow test on a water spray system how shall the
system be returned to service? - Answer--In accordance
with the manufacturer instructions
How frequently shall the exterior of the tank, supporting
structure, vents, and foundation be inspected for signs of
damage or weakening? - Answer--Quarterly
When water rationing is enforced for six months, what is
the next step? - Answer--No flow test is required
What is the maximum time requirement for draining dry
barrel hydrants? - Answer--60 minutes
The inspection of a fire pump circulation relief valve
verifies which two situations? - Answer--To keep the pump
from over heating and damaging component systems -
Water is flowing thru it properly
Pressure readings for a water spray system shall be made
to ensure that water flow is not impeded by partially closed
valves or plugged nozzles? At what point must this reading
be taken? - Answer--At the hydraulically most remote
nozzle
, 4|Page
On a hydrostatic test of a standpipe where the where the
maximum pressure is - Answer-B)50.
Which three of the following operations should be included
when restoring a water mist system to service following a
test - Answer--Check and clean screens and filters. -Drain
water from low points
-Replace plugs or caps on auxiliary drains.
At which two locations can a main drain test be performed
on a standpipe system? - Answer--The low point drain for
each standpipe.
-The main drain test connection
How frequently should the Mercury level gauge on a tank
Be tested in order to determine if the gauge is accurate? -
Answer--Every 5 years
The most critical item to observe during the 30 minute
churn test on 0 a 750 gpm horizontal split case diesel fire
pump is which item? - Answer--Circulation relief valve
