14-15481 - Laserfiche WebLink

Browse Search

� � - � 15 � TFP515 Page5of8 Temperatures for Heated Areaa . Ambient Temperature Exposed to Disch'arge End of 40°F(4°C) 5U°F(y0°C) 60°F(16°C) Sprinkler � Minim m Ezposed Barrel Length,inches(mm)b 40°F(4°C) 0 0 0 30°F(-7°C) 0 0 0 20°F(-7°C) 4(100) 0 0 10°F(-12°G) 8(200) 1 (25) 0 0°F(-18°C) 12(305) 3(75) 0 -10°F(-23°C) 14(355) 4(100) 1 (25) -20°F(-29°C) 14(355) 6(150) 3(75) -30°F(-34°C) 16(405) 8(200) 4(100) -40°F(-40°C} 18(455) 8(200) 4(100) -50°F(-46°C) 20(510) 10(255) 6(150) -60°F(-51°C) 20(510) 10(255) 6(150) NOTES: a.For protected area temperatures that occur between'values listed abov ,use the next cooler temperature. b.These lengths are inclusive of wind velocities up to 30 mph(18,6 kph). TA LE A EXPOSED SPRINKLER BA, RELS 1N WET P/PE SYSTEMS MINIMUM RECO ,!1%IENDED LENGTHS /nsfallafion Step 1. Install f e sprinkler in the ceiling.It may also be used to locate the pendent position with the centerline center of the clearance hole by gently TYCO Series DS-C Dry Concealed of the sprinkler erpendicular to the pushing the ceiling material�up against Pendent Sprinklers must be installed in mounting syrf.ace the center point of the Proteotive Gap. accordance with this section. Step 2. With a on-hardening pipe- As long as the Protective Cap remains Series DS-C Dry Type Concealed thread sealant su h as TEFLON pipe- in place,the system is considered to 6e Pendent Sprinklers must only be thread sealant pplied to the Inlet "Out of Service". installed in fittings that meet the threads,hand-tig ten the sprinkler into Step 4.After installing the ceiling arid requirements of the Design Criteria the sprinkier'fittin . applying a eeiling finish,with the'2-1/2 section. R'efer'to the Design Criteria Step 3. Wrench-ighten the sprinkler inch`(63,5 mm)'diameter hole and•in section for other important require- usirig either. preparation for installing #he Cover ments regarding Piping design and a i e wrench on the Inlet Band or Plafe Assembly; remove-and disca'rd sealing of the clearance space around ' p P the Protective Cap, and verify tha4 the the Sprinkler Casing. the Casing(Fig re 1). Deflector moves up and,down freely.if Do not instail any bulb type sprinkler if • the RFII :Sprin ler Wrench on the the Sprinkler has.been darnaged and the btilb is cracked or there is a loss of Wrench flat(Fig re 4). the Deflector does not move_up,and liquid from the bulb.With the sprinkler �Apply the wrenc recess of the RFII down freely,replace the entire Sp'rinkler helcJ horizontally, a small air_bubble Sp'rinkler Wrench to tfie wrench flat. asserribly:Do not attempt fo modify or should be present.The diameter of the repair a darrmagecl sprinkler. Note: If spririkl r rerimoval becomes air bubble is approximately 1/16 inch � Step 5. Screw on the Cover Plate/ (1,6 mm). necessary, reino e the sprinkler using Retainer Assembiy until ttie Retainer the same wren'hing_•method rioted �Figure 2)confacts tfie ceiling.Do not A leak-tight 7 i,nch NPT sprinkler jbint above.Spcirikler r moval,is easier when shbuld be obtained by applying a a non-hardenin _sealant was used continue to screw.on tMe'Cover°Plate/ minimum=to-maximum torque of 20 and torque guid liries were followed. Retainer Assembly such tl-iat_it lifts a to 30 ft. Ibs. (26,8 to 40,2 Nm). Higher After removal,'in pect the sprinkler for ceiling panel out of its normal Position. levels of torque may distort the sprinkler damage. If the Cover Plate/Retaine�Assembly Inlet v,iith consequent leakage or impair- cannot be engaged with the Support ment of the sprinkler. When using he RFII Sprinkler Cup or the Gover Plate%Retainer Wrench, temp rarily remove the Assembiy_cannot be engaged suffi- Do not attempt to compensate for Pro#ective Cap. eplace the Frotective ciently to contact the ceiling,reposition insufficient adjustment in the Sprinkler Cap(Figure 4) b pushing it upwards the Sprinkler Fitting. Assembly by under or over=tightening until it bottoms o t against the Support the Sprinkler/Support Cup As'sembly. Cup.The Protec ve Cap helps prevent Re-adjust the position of the sprinkler damage to the Deflector and Arms fitting to suit. during ceiling iris allation and/or during application of th finish coating of the