_<\/strong><\/em><\/strong> to comply with city requirements
Impairment Coordinator<\/p>\n\n\n\nWhite Disc, Red Tag
System fully out of service<\/p>\n\n\n\n
Blue Disc, Red Tag
System partially out of service<\/p>\n\n\n\n
Green Tag, No Disc
System free of defects and in full service<\/p>\n\n\n\n
Glycerin solution not greater than
50%<\/p>\n\n\n\n
Glygol solution not greater than
40%<\/p>\n\n\n\n
Records shall be posted near
Main control valve<\/p>\n\n\n\n
A connection on the exterior of a building, through which the fire department can pump supplemental water into the sprinkler system, standpipe, or other system. (Formally known as a Siamese connection)
Fire Department Connection<\/p>\n\n\n\n
A valve connection on a water supply system having one or more outlets used to supply hose and fire department connections with water
Fire Hydrant<\/p>\n\n\n\n
Sign attached to a hydraulically calculated sprinkler system indicating the design density, required gallons per minute and pressure for the system to operate properly
Hydraulic Placard<\/p>\n\n\n\n
A method of sizing automatical sprinkler systems indicating the design density, required Gallons per min, and pressure for system to function properly
Hydraulic Calculated Systems<\/p>\n\n\n\n
A sprinkler head with an orifice size from 3\/4″ – less than 1″
Large Orifice Sprinkler<\/p>\n\n\n\n
A raised series of beams (usually steel) bearing on posts or walls to support mechanical equipment (usually on rooftops)
Dunnage<\/p>\n\n\n\n
Hose designed to be used by trained fire fighters to combat fires beyond the incipient stage
Attack Hose<\/p>\n\n\n\n
A non-collapsable hose used under positive pressure having an elastomeric or thermoplastic tube, a braided or spiral reinforcement, and an outer protective cover
Booster Hose<\/p>\n\n\n\n
A hose with a jacket covered and lined with synthetic rubber or plastic
Covered Hose<\/p>\n\n\n\n
A hose consisting of only a woven jacket that is usually of linen yarns and is of such quality that the yarn swells when wet, tending to seal the hose
Unlined Hose<\/p>\n\n\n\n
The status of a hose house, on a rack, reel or fire apparatus ready for use. Does not include hoses in storage.
In service<\/p>\n\n\n\n
Standpipe system that relies exclusively on the fire department to supply the system demanded
Manual Standpipe<\/p>\n\n\n\n
Valve installed to regulate pressures in an entire fire protection system or standpipe system zone
Master Pressure Reducing Valve<\/p>\n\n\n\n
Supervision by the holder of department certificate who is required to be on premises when duties of the certificate are being performed
Personal Supervision<\/p>\n\n\n\n
A pilot operated pressure reducing valve that may be used with a fire or booster pump designed for the purpose of preventing the incoming water supply from dropping below a set pressure
Pressure Control Valve<\/p>\n\n\n\n
A valve designed for the purpose of reducing the downstream water pressure under both flowing (residual) and non flowing (static) confitions
Pressure-Reducing Valve<\/p>\n\n\n\n
A device designed to reduce, regulating, controlling or restricting water pressure
Pressure Regulating Devices<\/p>\n\n\n\n
A device that relieves excess water or air pressure from fire protection piping systems
Pressure Relief Valve<\/p>\n\n\n\n
A tank using air pressure to supply water to fire protection systems. (1\/3 air 2\/3 water)
Pressure Tank<\/p>\n\n\n\n
A system where fire protection piping services both 2 1\/2in outlets for fire department use and outlets for automatic sprinklers
Combination Standpipe & Sprinkler System<\/p>\n\n\n\n
A standpipe system that is vertically subdivided as required by code into multiple zones in order to limit the maximum operating pressure. Each zone will have it’s own individual automatic water supply.
Standpipe, Multi-Zone<\/p>\n\n\n\n
Measure of system pressure under non flow conditions
Static Pressure<\/p>\n\n\n\n
A device capable of removing all solids of sufficient size from water
Strainer<\/p>\n\n\n\n
A surge in pressure when a high velocity flow of water is abruptly shut off. Can be 7 or more times the static Pressure.
Water Hammer<\/p>\n\n\n\n
A standpipe system having piping containing water at all times
Wet standpipe system<\/p>\n\n\n\n
Used only by fire fighters. Hoses are 2 1\/2″ in diameter.
Class 1 Standpipe system<\/p>\n\n\n\n
Used by occupancy of building in case of fire. Hoses are 1 1\/2″ in diameter
Class 2 Standpipe system<\/p>\n\n\n\n
Used by occupancy of building or fire fighters. Hose can be adjusted to either 1 1\/2″ to 2 1\/2″ in diameter
Class 3 Standpipe system<\/p>\n\n\n\n
Can be used to increase pressure in a standpipe system
Fire Pump<\/p>\n\n\n\n
In a dry pipe system there is a delay between the opening of a sprinkler head or standpipe nozzle and the discharge of water. Delay is due to time required for air to leave the systems piping. This difficulty can be overcome by the installation of _______<\/em><\/strong><\/em><\/strong>
Quick Opening Devices<\/p>\n\n\n\nStandpipe Systems are required in buildings that are over ___<\/em><\/strong><\/em><\/strong>
6 foot, 75 feet in height<\/p>\n\n\n\nPressure restricting device shall be installed at each hose outlet where the static Pressure exceeds __<\/em><\/strong>
80 psi<\/p>\n\n\n\nUsed to prevent water from flowing the opposite direction
Check Valve<\/p>\n\n\n\n
Allows full unobstructed flow and automatically closes when pressure is decreased. Fully closed when pressure reaches zero and prevents back flow.
Swing Check Valve<\/p>\n\n\n\n
A type of control valve for a sprinkler system in which the position of the center screw indicates whether the valve is open or closed.
OS&Y (Outside Stem and yolk) Valve<\/p>\n\n\n\n
When the sprinkler head opens it causes a _<\/em><\/strong><\/em><\/strong> in the piping
Drop of pressure<\/p>\n\n\n\nWhen the clapper has opened the valve is said to have _<\/strong><\/em><\/strong>
Tripped<\/p>\n\n\n\nAbout __<\/em> of fires are extinguished or controlled when sprinklers are installed
96%<\/p>\n\n\n\n4% failure rate of sprinklers are due to
Defective piping, closed supply valve, frozen water lines, improper maintenance and blocked supply lines<\/p>\n\n\n\n
Permission must be obtained from the local fire house to shut off a maximum of 10 sprinkler heads on a wet pipe system
Existing Cold Weather Valves<\/p>\n\n\n\n
Dry Pipe Sprinklers are installed where a Wet Pipe System __<\/strong><\/em><\/strong>
Cannot be heated to prevent freezing<\/p>\n\n\n\nDry Pipe Sprinkler Systems are usually set to __<\/strong> above the normal trip level
15 – 20 psi<\/p>\n\n\n\nTwo devices are used to reduce the time needed to open the clapper, an _<\/em><\/strong> and an __<\/em><\/strong><\/em><\/strong>. Both automatically activated when a drop of 2 psi in air pressure is detected.
Accelerator, Exhauster<\/p>\n\n\n\nUnder normal conditions there is no water in the piping due to the serious dangers of water damage
Preaction Sprinkler Systems<\/p>\n\n\n\n
Heat responsive devices
Commonly used to trip preaction valves<\/p>\n\n\n\n
Special preaction system shuts off the water when fire has been put out
Preaction System with Recycling Feature<\/p>\n\n\n\n
FDNY connect: Silver
Non-Automatic Dry Sprinkler Systems<\/p>\n\n\n\n
In this type of system all pipes are normally dry. Water is supplied when needed but pumping water into the system through FDNY connection
Non-Automatic Dry Sprinkler Systems<\/p>\n\n\n\n
Prevent Freeze up
Automatic Ball Drip<\/p>\n\n\n\n
When responding to an alarm most Fire Departments supply water to the ___<\/em><\/strong><\/em><\/strong> first
Standpipe System<\/p>\n\n\n\nFDNY connection to Automatic Sprinkler System color:
Green<\/p>\n\n\n\n
FDNY connection to Non-Automatic Sprinkler Systems color:
Silver<\/p>\n\n\n\n
FDNY connection to Standpipe System color:
Red<\/p>\n\n\n\n
Local Law 58\/2009 requires color coding of fire Standpipe and Sprinkler Systems to have risers, cross connection to the water supply piping painted
Red<\/p>\n\n\n\n
FNDY connection to a combined Standpipe\/Sprinkler system to be colored:
Yellow<\/p>\n\n\n\n
Automatic ball drip device shall be
Installed in the horizontal position<\/p>\n\n\n\n
The air pressure in Pressure Tanks shall be at or above
75 psi<\/p>\n\n\n\n
Limited Supply System
Where a small pressure tank is accepted as the water supply<\/p>\n\n\n\n
The amount of pressure with which the water is discharged from the pump
Total Head<\/p>\n\n\n\n
A sprinkler head that directs 40% to 60% of water initially downwards with the deflector in either upright or pendant position
Old style\/Conventional Sprinklers<\/p>\n\n\n\n
A sprinkler having special deflectors that are designed to discharge most of the water away from the nearby wall
Sidewall Sprinkler<\/p>\n\n\n\n
Sprinkler having a fusible link & an response time index of 80 or more
Standard respond sprinkler head<\/p>\n\n\n\n
Inspecting, testing, and maintenance of sprinklers and standpipes are performed according to the
NFPA #25 2002<\/p>\n\n\n\n
Records shall be maintained by the building owner for at least
3 years<\/p>\n\n\n\n
Condition in which application of components or system is not within design limits or specs
Deficiency<\/p>\n\n\n\n
Primary drain connection located on the system riser and also utilized as a flow test connection
Main Drain<\/p>\n\n\n\n
Sprinkler operated by the melting of a metal link
Solder Link Sprinkler<\/p>\n\n\n\n
Sprinkler designed in such a way that the water sprays upwards toward the deflector
Upright Sprinkler<\/p>\n\n\n\n
When sprinkler heads open they are said to be
Fused<\/p>\n\n\n\n
Deluge system is equipped with
Open sprinkler heads and no water in the piping<\/p>\n\n\n\n
Deluge systems are suitable for
Hazardous Occupancies<\/p>\n\n\n\n
Deluge valve opens allowing water to be discharged from
All Sprinkler Heads<\/p>\n\n\n\n
An automatic ball drip on a standpipe FDNY connection that leaks under normal conditions is
An indication of a defective check valve<\/p>\n\n\n\n
Automatic fire pumps must have their suction under
Positive Head<\/p>\n\n\n\n
Positive Head definition
Water supplying the pump must be fed into the pump under pressure<\/p>\n\n\n\n
Sprinkler Heads are factory tested to withstand _<\/em><\/strong> without leakage or injury
400psi<\/p>\n\n\n\nSystems using large drop sprinkler heads are used to
Break through strong updrafts of high challenge fires<\/p>\n\n\n\n
After a fire has been extinguished no control valves should be closed except
On the order of the fire officer in charge<\/p>\n\n\n\n
Gravity tanks should be
At least 25 feet above the highest line of sprinkler heads<\/p>\n\n\n\n
Automatic fill pumps supply water to gravity tanks at a rate of
65 Gal per minute<\/p>\n\n\n\n
Booster pumps are used when
Water pressure at highest sprinkler head does not meet needs of sprinkler system<\/p>\n\n\n\n
Temperature of fire pump rooms should be
Above 40\u00b0F at all times<\/p>\n\n\n\n
Standard wall steel pipe with diameters 1 inch and 1 1\/4″ should have hangers placed
At max 12 feet apart<\/p>\n\n\n\n
All other pipe diameters (except 1″ or 1 1\/4″) should have hangers
At max 15 feet apart<\/p>\n\n\n\n
Sway bracing is required to be installed on sprinkler systems in buildings built
After 1998<\/p>\n\n\n\n
Freezing point of antifreeze should be tested annually by measuring specific gravity with a
Hydrometer or Refractometer<\/p>\n\n\n\n
Control valve for the building may also be on the outside wall or attached to a upright post known as the
Post indicator valve<\/p>\n\n\n\n
Lateral braces are spaced
At max 40 feet on center<\/p>\n\n\n\n
Lateral braces are required on
All piping 2 1\/2″ and larger<\/p>\n","protected":false},"excerpt":{"rendered":"
S12 Sprinkler Chart Exam (Latest 2023\/ 2024 Update) Questions and Verified Answers| 100% Correct| Grade A S12 Sprinkler Chart Exam (Latest 2023\/ 2024Update) Questions and Verified Answers|100% Correct| Grade AQ: During an operational test of a foam water sprinkler system, if the nozzles are plugged whatcolor tag is used?Answer:RedQ: Steel water storage tanks without corrosive […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[25],"tags":[],"class_list":["post-130977","post","type-post","status-publish","format-standard","hentry","category-exams-certification"],"_links":{"self":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/130977","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/comments?post=130977"}],"version-history":[{"count":0,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/130977\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/media?parent=130977"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/categories?post=130977"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/tags?post=130977"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}