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T111P5io Page 5 of 10 ORDER LENGTHS: The configuration shown In Figure 12 -3/4'to 48'(69,9 to 1219,2 mm) is only applicable for wet pipe systems IN 1/40(8,4 mm)INCREMENTS where the sprinkler fitting and water- 2.3/8•t 1/8' filled pipe above the sprinkler fitting are (60,3 t 3,2 mm) not subject to freezing and where the FACE OF FACE OF length of the Dry Type Sprinkler has the 1PRINKLER MOUNTING minimum exposure length depicted In FITTING SURFACE Figure 11.Refer to the Exposure Length e _ section. 3°DIA. For wet pipe system installations of (76,2 mm) the 1 inch NPT Series DS-1 Dry Type 3.5° Sprinklers connected to CPVC piping, use only the following TYCO CPVC SPRINKLER FITTING 1-T-C�L'kTf!Wngs: (R FER TO DESIGN ( 4, mm CENTERLINE 5116' s 1° x 1° NPT Female Adapter(P/N CRITERIA SECTION) OF WATERWAY (7,9 mm) 80145) FIGURES • 10 x 10 x 1' NPT Sprinkler Head TY3335 AND TY3735 HORMONAL S1DEWALL Adapter Tee(P/N 80249) WiTH STANDARD ESCUTCHEON For wet pipe i system stem installations of the P the 3/4 Inch NPT Series DS-1 Sprin- ORDER LENGTHS: klers connected to CPVC piping, use 1/2'to 45.3/4'(12,7 to 1162.1 MM) in the 3/4'x 3/40 NPT Female Adapter IN 1140(6A mm)INCREMENTS 4-1/4'x 1/V (P/N 80142). 2-1/2'DIA. r FACE OF (108,0 t 3,2 mm) For dry pipe system installations;use FACE OF (63,5 mm) MOUNTING only the side outlet of maximum 2-1/2- FA SURFACE inch reducing tee when locating the FITTING Series DS 1 Sprinklers directly below the branch line. Otherwise, use the configuration shown in Figure 13 to 3-1/2'DW assure complete water drainage from (88.9 mm) above the Series DS-1 Dry Type Spdn- 3.5° klers and the branch line.Failure to do so may result in pipe freezing and water SPRINKLER FITTINGV_ damage. (REFER TO DESIGN CENTERLINE 5/16° CR ITERIA SECTION) OF WATERWAY (7,9 mm) FIGURE 9 Do not Install the Series DS4 Dry-Type TY3335 AND TY3735 HORIZONAL SIDEWALL Sprinkler into any other type fitting WiTH DEEP ESCUTCHEON without first consulting the Technical Services Department.Failure to use the ORDER LENGTHS: appropriate fitting may result in one of 6-1/2-to 48`(139,7 to 1219,2 mm) the following.- IN 114°(6,4 mm)INCREMENTS MINIMUM • failure of the sprinkler to operate 2-1/4•(57,2 mm) properly due to formation of ice FACE OF DEFLECTOR TO over the inlet Plug or binding of the SPRINKLER MOUNTING Inlet Plug FITTING SURFACE • insufficient engagement of the Inlet pipe threads with consequent leakage -"7 Drainage 3 5°� In accordance with the minimum 5/16• requirements of the National Fire Pro- SP iNKLER FITTING (7,9 mm) tection Association for dry pipe sprin- (R R TO DESIGN CENTERLINE kler systems, branch, cross, and CRI TERIA SECTION) OF WATERWAY feed-main piping connected to Dry FIGURE 10 Sprinklers and subject to freezing tem- peratures must be pitched for proper TY3335 AND TY3735 HORIZONAL SIDEWALL drainage. WITHOUT ESCUTCHEON Exposure length When using Dry Sprinklers In wet pipe sprinkler systems to protect areas subject to freezing temperatures,use