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� . <br /> ' TFP110 <br /> Page 5 of 6 <br /> 7/16t1/8" 2-7/8" DIA. 1/2"(12,7 mm) <br /> (11,1±3,2 mm) (73,0 mm) �/4"(6,4 mm) <br /> FACE OF 2-1/4" DIA. MOUNTING WRENCH <br /> SPRINKLER (57,2 mm) � PLATE RECESS � <br /> FITTING <br /> I 1/8" <br /> = r (3,2 mm) � \ <br /> � �� _1 <br /> ��— - - <br /> MOUNTING FIGURE 7 <br /> i SURFACE 1-3/4"(44,5 mm) W-TYPE 9 SPR/NKLER <br /> 1-1/2"(38,1 mm) WRENCH <br /> CLOSURE TY-L WRENCH <br /> F/GURE 4 RECESS\ <br /> SERIES TY-L(TY3211)RECESSED PENDENT SPRINKLER ASSEMBLY <br /> WITH TWO-PIECE 1/2 INCH TOTAL ADJUSTMENT <br /> STYLE 20 RECESSED ESCUTCHEON 5.6 K-FACTOR, 1/2 INCH NPT <br /> 7/16±1/8" 2-7/8" DIA. 1/2"(12,7 mm) <br /> (11,1±3,2 mm) (73,0 mm) 1/4"(6,4 mm) <br /> F/GURE 8 <br /> FACE OF 2-1/4" DIA. MOUNTING W-TYPE i0 RECESSED <br /> SPRINKLER (57,2 mm) � PLATE SPRINKLER WRENCH <br /> FITTING / <br /> -� I 1/8" <br /> _ ; �3,2 mm) Care ar�d <br /> � <br /> � -� � Maintenance <br /> MOUNTING The TYCO Series TY-L, 5.6 and <br /> SURFACE 1-3/4"(44,5 mm) $•0 K-factor, Upright, Pendent, and <br /> 1-1/2"(38,1 mm) Recessed Pendent Sprinklers must be <br /> maintained and serviced in accordance <br /> CLOSURE TY-L with this section. <br /> FIGURE 5 Before closing a fire protection system <br /> SERIES TY-L(TY4217)RECESSED PENDENT SPRINKLER ASSEMBLY main control valve for maintenance <br /> WITH TWO-PIECE 1/21NCH TOTAL ADJUSTMENT work on the fire protection system that <br /> STYLE 30 RECESSED ESCUTCHEON 8.0 K-FACTOR,3/4 INCH NPT it controls,permission to shut down the <br /> affected fire protection system must be <br /> obtained from the proper authorities <br /> 7/16t1/8" 2-7/s" DIA. 1/2"(12,7 mm) and all personnel who may be affected <br /> (11,1t3,2 mm) (73,o mm) 1/4"(6,4 mm) by this action must be notified. <br /> FACE OF 2-1/4" DIA. .�l MOUNTING Absence of an escutcheon, which is <br /> SPRINKLER (57,2 mm) I PLATE used to cover a clearance Hole, may <br /> FITTING delay the time to sprinkler operation in <br />� I 1/s" a fire situation. <br /> (3,2 mm) Sprinklers that are found to be leaking <br />' !- _� � or exhibiting visible signs of corrosion <br /> � must be replaced. <br /> MOUNTING Automatic sprinklers must never be <br /> painted, plated, coated or otherwise <br />� SURFACE 1-3/4"(44,5 mm) altered after leaving the factory. Modi- <br /> 1-1/2"(38,1 mm) fied or over-heated sprinklers must be <br /> replaced. Care must be exercised to <br /> C�OSURE TY-L avoid damage to the sprinklers-before, <br /> FIGURE 6 during,and after installation.Sprinklers <br />� SERIES TY-L(TY4911)RECESSED PEIVDENT SPRINKLER ASSEMBLY damaged by dropping,striking,wrench <br /> WITH TWO-PIECE 1/2INCH TOTAL ADJUSTMENT _ twist/slippage, or the like, must be <br />� STYLE 20 RECESSED ESCUTCHEON 8.0 K-FACTOR, i/2 INCH NPT replaced. <br /> Frequent visual inspections are rec- <br /> ommended to be initially performed <br /> for corrosion resistant coated sprin- <br /> klers, after the installation has been <br />