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S-12 CITYWIDE SPRINKLER SYSTEMS EXAM NEWEST 2026 ACTUAL EXAM COMPLETE 250 QUESTIONS AND CORRECT DETAILED ANSWERS (VERIFIED ANSWERS) |ALREADY GRADED A
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S-12 CITYWIDE SPRINKLER SYSTEMS EXAM
NEWEST 2026 ACTUAL EXAM COMPLETE 250
QUESTIONS AND CORRECT DETAILED
ANSWERS (VERIFIED ANSWERS) |ALREADY
GRADED A
Centrifugal pumps are capable of discharging water from
____________ to _________ g.p.m. - ANSWER- 25 to 5,000
A vertical turbine pump is used to draw water from a well to
___________. - ANSWER- Fill a storage tank.
Mud, gravel, and leaves may cause damage to the ___________.
- ANSWER- A Vertical Fire pump
When ____________ are installed, they are usually used in
combination with a gravity tank or a pressure tank. - ANSWERManually Activated Pumps
C.O.F. holders should manually activate the fire pumps iaw
___________. - ANSWER- Manufacturer Instructions
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Remote push-buttons are used to __________ the pump only. -
ANSWER- Start
Pressure maintenance pumps (Jockey Pumps) are used to
__________ pressure in the system. - ANSWER- Restore
The _________ pump increases pressure to an acceptable level.
- ANSWER- Booster
The temperature in the pump room should be maintained above
__________. - ANSWER- 40 Degrees Fahrenheit
Missing or defective pipe hangers can cause the system to fail
due to ______________. - ANSWER- Pipe Rupture
__________ shall not be used to fasten the system or building
attachments to the structure. - ANSWER- Nails
Visual inspection of hanging and bracing is not required for
piping concealed above __________. - ANSWER- Ceilings
____________ lines are directly connected to sprinkler heads. -
ANSWER- Branch
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_________ are able to supply feed mains or cross mains
directly. - ANSWER- Risers
Standard steel pipe with diameters of 1-1/14 inch require
hangers to be placed __________ feet apart. - ANSWER- 12
For pipe other than 1-1/4, the maximum distance between
hangers is __________ feet. - ANSWER- 15
CPVC pipe hanger space for 3/4 inch pipe is ___________. -
ANSWER- 5 ft. 6 in.
CPVC pipe hanger space for 3 inch pipe is ________ feet. -
ANSWER- 10
The distance from a hanger assembly to the centerline of a
sprinkler head shall not be less than __________. - ANSWER- 3
inches
Systems above _________ p.s.i. have different support
requirements. - ANSWER- 100
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NYC building code requires sway bracing for sprinkler sys.
installed after __________. - ANSWER- 1998
Minimum size hanger rods for pipe diameter up to 4 inches:
___________. - ANSWER- 3/8
Minimum size hanger rods for pipe diameter of 5-8 inches:
____________. - ANSWER- 1/2
Minimum size hanger rods for pipe diameter of 10-12 inches:
___________. - ANSWER- 5/8
The inside of pressure tanks shall be inspected carefully every
_________ years. - ANSWER- 3
When inspecting pressure tanks, the compressor shall be capable
of pressurizing to _________ psi within 3 hours or less. -
ANSWER- 75
Pumps should be activated each week and run for _______
minutes in accordance to the manufacturers specifications. -
ANSWER- 10
The __________ is responsible to maintain sprinkler sys. and to
determine qualifications. - ANSWER- owner get pdf at https://learnexams.com/search/study?query=
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