Details Title: 0701 Description: LP 196 Introduction to Appliances Total Flash Cards: 39 Created: 10/03/2007 12:32:19		New Users: To study from this flashcard set, or to create your own your own study flash cards, REGISTER HERE. Existing Users: CLICK HERE. Additional Other Flashcards
Cards in this set: Term What do foam nozzles consist of? Definition pick-up tube application barrel metering orifice defusing vanes Term Foam eductors are used in conjunction with ? Definition 5 gallon containers of AFFF and ATC Term A synthetic foam forming liquid designed to be used at a ratio of 6 parts(conectrate):94 parts (water)? Definition Light Water Term Light Water is more then ______ times effective as protein type foams on open surface gasoline fires. Definition 3 Term AFFF should not be used on what type on incidents ? Definition Polar Solvents Term What should be used on polar solvent fires? Definition ATC ( Alcohol Type Concentrate) Term The wet water proportioner is a ____________ __________, variable flow proportioner designed to accomodate water flows and pressures? Definition direct demand Term The addition of a wetting agent does what? Definition Lessens the surface tension of water increasing its ability to penetrate, Term When is wet water used? Definition Class A combustibles like shingles, baled goods, etc. Term Wet water is very _____ and slippery, so care must be used around personnel. Definition corrosive Term All wet water lines should be flushed> Definition After use with fresh water Term What does the Wet Water Anti-Siphon sprayer consist of? Definition flared tiip metereing nozzle with cup attached to a garden hose Term The metering disk of the Wet Water Anti Siphon Sprayer is normally set at ___ and approximately ___ psi. Definition #1 40 Term The 2 1/2" Bresnan distributor is desgined to throw a heavy spray of water over an area approximately ___ ft. in diameter? Definition 30 Term The 2 1/2" Bresnan distributor has ________ orfices and is considered equivalent to a ________? Definition 9 1 1/2" or 1 3/4" tip (600- 800 GPM) Term How is the Bresnan Distributor placed into service? Definition Shut-off connected to the supply line at the first coupling back. A bypass may be used instead of a 50 ft. section. Term What is a Siphon Ejector used for? Definition dewatering operations and for firefighting operations Term Siphon ejectors can lift up to ? Definition 50 ft. or more Term The efficiency of a siphon ejector is regulated by the ____________? Definition pressure in the supply line Term What are the 3 sizes of ejectors? Definition 2 1/2 1 1/2 1" Term The size designation of the siphon ejector is done by the? Definition inlet (supply) side of the appliance Term Discharge lines of the siphon ejector must be able to handle _______ the flow of the supply line. Definition twice Term The 2 1/2" Siphon ejector has a adjusting wheel for regulation of the high velocity nozzle. It should be set at? Definition 40 to 60 psi Term A ladderpipe is a HEAVY stream appliance designed to provide fire stream penetration from__________? Definition above ground level Term What size nozzles are found on the ladder pipe? Definition smooth bore 1 1/2" 500 GPM spray Term How long are the sections of hose on the ladder pipe? Definition 100 foot section of 3" hose with 2 1/2" couplings Term What size reducer and shutoff are found on the ladderpipe? Definition 2 1/2" shut-off 4" to 2 1/2" reducer Term Normally provided with a 2 1/2" intake manifold with clapper valves. 1 1/2, 1 3/4, and 2" tips are provided. Definition Portable Monitors Term Portable monitors are similar in manner to ? Definition wagon batteries and ladderpipes Term How are portable monitors connected? Definition 4" to 2 1/2" gated wye then two 2 1/2" lines with shut-offs Term What are the 6 parts to the portable monitor-light weight? Definition 1) main body 2) manifold inlet 3) barrel 4) *if no barrel- a diffusing vane 5) legs 6) tie down chain Term What are the horizontal rotation limits of a portable monitor? Definition 360 degrees Term How is control of the vertical plane acheived in a portable monitor? Definition using a hand whell Term How is control of the vertical plane acheived in a portable monitor? Definition using a hand wheel Term How is control of the vertical plane acheived in a portable monitor? Definition using a hand wheel Term Wagon Batteries are generally equipped with what size nozzles? Definition 1 1/2" to 2" Term Large monitors permanently mounted on pumping apparatus. Definition Wagon Battery Term The Apparatus should be placed so that the stream from the wagon battery can enter into the building at a _______ angle. Definition 30 degree Term Effectiveness of wagon batteries in upper floors is limited to what height? Definition 3rd floor