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l � , TFP515 � ' Page 6 of 8 RUN TO WET SIDE �� FACE OF � - SYSTEM OUTLET O PLUGGED SFfiINKLER PLUGGED FITTING I / SPRINKLER � FITTING YSTEM (SEE DESIGN � DCPOSURE CRITERIA LENGTH -- SECTION) ' '" (SEE DESIGN SPRINKLER CRITERIA INTENDED FITTING DSB-2 INT�ENDED SECTION) - (SEE DESIGN � INTENDED FOR FREEZER EOR FREEZER - STRUCTURES . - CRITERIA - FOR FREEZER STRUCTURES SECTION) • - -�- STRUCTURES � F/GURE 5 F/GURE 6 SPRINKLEfi FITTlNG SPRlNiCI:ER�FlTTING FlGURE 7 HEATED AREA UIVhIEATED AREA EXPOSURE LENGTH STRAP TIES Absence of the Cover Rlate As's`embly during,and after installation.Sprinklers (ENDS ON may delay sprinkler oPeration in a fre clamaged by droppirig,striking,wrench OPPOSING situation. twist/slippage, or the like, must be SIDES OF A Vent Hole is provided in the Bulb replaced. Also, replace any sprinkler BOO� Seat Fi ure 1 to indicate if the Dr that tias a cracked bulb or that has lost � g � y li uid from if"s bulb. 'Ref, installation DSB-2 BOOT Sprinkler is remainirig dry. Eviclence Section.) ( of leakage from the Vent Hole indicate ADHESIVE potential leakage past the Inlet seal If a sprinkler must be removed,do not and the need to remove the sprinkler reinstall it or a replacement _without 2-1/2"DIA. to determine the.cause of leakage;for reinsfalling the Cover Plate Assembly. (63,5 mm) example, an improper installation or If a Cbver Plate 'Assembly becomes � CLEARANCE an ice plug. Close the fire protection dislodged during service, replace it HO�E system control valve and the system immecliately. INSULATED drain before removing the sprinkler. rne owne� is responsible for the FREEZER When properly installed, there is a inspecfion,testing,and maintenance of STRUCTURE nominal 3/16 inch (4,8 mm) air gap their fre protection system arid deyices DS-C between #he lip of the Cover Plate in compliance with this document, as DRY PENDENT and the ceiling,as shown in Figure 2. well as with tfi`e applicable standards of CONGEALED Tiiis air gap is necessary for proper the National Fire Protection A§'sociation SI'RINKLER operation of the sprinkler. If the ceiling (for example, NFPA 25), in acldition to � is to be repainted after the ins#allation the standards of any other Authorities FIGURE 8 of the Sprinkler,care must be exe�cised Havi,ng Juriscliction. The installing MODEL_DSB-2 to ensure that the new paint does IVOT contractor or sprinkler manufacturer DRY SPRlIVlCLER BOOT seal off any of tlie air gap. shoulcl" be contacted rela#ive to any WITH DRY-TYPE SPRINKLER Do not pull the Cover,Plate relative to 4uestions. the�Enslosure.Separation may result. Automatic sprinkler systems are recom- Care and Sprinklers which are found to be mended to be irispected,testecl, and = � ° -'°-' Ieaking or exhibiting visible signs of maintained by a qualified lospection M � � Service in accordance wifh local a�ntenance corrosion must be replaced. requirements and%r national codes. TYCO Series DS-C Dry Type Concealed Automatic sprinklers must never be Pendent Sprinklers must be maintained Painted, plated, coated, or otherwise and serviced in accordance with this altered after leaying the factory. section. Nlodified sprinkler's must be replaced. SPririklers tYiat tiave been exposecJ to Before closing a fire protection system corrosive products of combustion,but main control valve for maintenance have not operated,should be replaced work on the fire protection system if they cannot be completely cleaned that it controls, obtain permission to by wipin.g the sprinkler with a cloth or shut down the affected fire protection by.brushing it with a soft bristle brush. systems from the proper.authorities Care must be exercised to avoid and notify all personnel who may be damage to the sprinklers - before, affected by this action.