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Page 6 of 8 TFP220 "FITTING SIDE" 2 DIA. - TOWARDS SPRINKLER (73,0 mm) FITTING 1/4 DIA 2 -" DA. INTERNAL -1/4 DA DIMENSIONS OF (57,2 STYLE 60 ESCUTCHEON _ ACCOMMODATE CLASS 150 MALLEABLE ,0,•__ FACE OF IRON REDUCING SPRINKLER FITTING: SPRINKLER FITTING 3/8" (9,5 mm) ABOVE I TO 1/8 "" (3,2 mm) BELOW MOUNTING RECESS MOUNTING SURFACE 1/g SURFACE (3,2 mm) /"WRENCH ( ) END "A" 1 � .1i MM. is ESCUTCHEON PLATE � FIGURE 5 SEATING SURFACE: 1111 CLOSURE W - TYPE 3 SPRINKLER 1/4" (6,4 mm) ABOVE 2 -5/16" (58,7 mm) WRENCH TO 1/2" (12,7 mm) BELOW 3/4" NPT MOUNTING SURFACE; MOUNTING 1-13/16" (46,0 mm) 3/4" (19,1 mm) TOTAL PLATE WRENCH ADJUSTMENT —� — -" RECESS _9► FIGURE 4 SERIES EC -11 AND EC -14 PENDENT SPRINKLER ASSEMBLY l _ paiiiil WITH 3/4 INCH TOTAL ADJUSTMENT RIF STYLE 60 TWO -PIECE FLUSH ESCUTCHEON !a Oz - — C= o twist/slippage, or the like, must be re- I C are and placed. Also, replace any sprinkler that has a cracked bulb or that has lost WRENCH Maintenance liquid from its bulb. (Ref. Installation HEX Section). FIGURE 6 The Tyco® Series EC -11 and EC -14 W -TYPE 22 RECESSED Sprinklers must be maintained and Frequent visual inspections are rec- SPRINKLER WRENCH serviced in accordance with the follow- ommended to be initially performed for ing instructions: corrosion resistant coated sprinklers, after the installation has been com- NOTE pleted, to verify the integrity of the cor- ance with local requirements and/or Before closing a fire protection system rosion resistant coating. Thereafter national codes. main control valve for maintenance annual inspections per NFPA 25 work on the fire protection system that should suffice; however, instead of in- it controls, permission to shutdown the specting from the floor level, a random affected fire protection systems must sampling of close-up visual inspec be obtained from the proper authori- lions should be made, so as to better ties and all personnel who may be determine the exact sprinkler condi- affected by this action must be notified. lion and the long term integrity of the corrosion resistant coating, as it may be affected by the corrosive conditions Sprinklers that are found to be leaking present. or exhibiting visible signs of corrosion must be replaced. The owner is responsible for the in- spection, testing, and maintenance of Automatic sprinklers must never be their fire protection system and de- painted, plated, coated, or otherwise vices in compliance with this docu- altered after leaving the factory. Modi- ment, as well as with the applicable fied sprinklers must be replaced. standards of the National Fire Protec- Sprinklers that have been exposed to tion Association (e.g., NFPA 25), in corrosive products of combustion, but addition to the standards of any other have not operated, should be replaced authorities having jurisdiction. The in- if they cannot be completely cleaned stalling contractor or sprinkler manu- by wiping the sprinkler with a cloth or facturer should be contacted relative by brushing it with a soft bristle brush. to any questions. Care must be exercised to avoid dam- Automatic sprinkler systems should be age to the sprinklers - before, during, inspected, tested, and maintained by a and after installation. Sprinklers dam- qualified Inspection Service in accord - aged by dropping, striking, wrench