S-12 CITYWIDE SPRINKLER SYSTEMS EXAM NEWEST 2024 ACTUAL EXAM COMPLETE 250 QUESTIONS AND CORRECT DETAILED ANSWERS (VERIFIED ANSWERS) |ALREADY GRADED A

1 | P a g e S-12 CITYWIDE SPRINKLER SYSTEMS EXAM NEWEST 2024 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 2 | P a g e 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 3 | P a g e _________ 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 4 | P a g e 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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