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-tCD Fire Suppression <br /> & Building Products <br /> Technical Services 800-381-9312 I+1-401-781-8220 <br /> www.tyco-fire.com <br /> Model CV-1F <br /> Check Valves <br /> 2 to 12 Inch (DN5O to DN300) <br /> General The Model CV-1F Check Valves <br /> described herein must be installed <br /> Description and maintained in compliance with this11 <br /> document and with the applicable stan- <br /> The TYCO Model CV-1F Check Valve is dards of the National Fire Protection <br /> a compact and rugged swing-type unit Association, in addition to the stan <br /> that allows water flow in one direction dards of any authorities having juris- <br /> andprevents flow in the oppositediction. Failure to do so mayimpair the <br /> direr- p <br /> tion. A resilient elastomer seal facing performance of this device. x > <br /> on the spring-loaded clapper ensures Owners are responsible for maintain x,$ <br /> a leak-tight seal and non-sticking o er- in their fireVINVf° <br /> 9 9 p g protection system and �° <br /> ation.The Model CV-1F Check Valves devices in proper operating condition. <br /> are designed to minimize water hammer The installing contractor or manufac- <br /> caused by flow reversal. turer should be contacted with any <br /> The Model CV-1F Check Valve is questions. <br /> furnished with grooved ends and can <br /> be installed using Grinnell Grooved Technical <br /> Couplings or GRINNELL Figure 71 Installation <br /> Flange Adapters. The Model CV-1F Data <br /> Check Valves have been designed The Model CV-1F Check Valves are <br /> with a removable cover for ease of field to be installed in accordance with the <br /> maintenance. These valves can be Approvals UL, instructions: <br /> installed horizontally(with cover in the UL, C-UL, and FM following <br /> 1.The <br /> upward position) or vertically with the Sizes arrow castthe Body must <br /> flow in the upward direction. Refer to 2 to 12 Inch (DN50 to DN300) point in the direction of the flow. <br /> Figure 4. 2.Valves installed vertically must be <br /> Maximum Working Pressure positioned with the flow in the up- <br /> A Maintenance Check Valve Kit 300 psi (20,7 bar) ward direction. <br /> (TFP1555) is available to allow the <br /> maintenance procedure of back- Valve Assembly Finish 3.Valves installed horizontally must be <br /> flushing through the fire department Red, non-lead paint positioned with the Cover facing up. <br /> connection without removing the Model Refer to Figure 4. <br /> CV-1F Check Valve from the pipe line. 4.Grooved end pipe couplings used <br /> The Model CV 1F Check Valves are a with the Model CV-1F Check Valve <br /> redesign for the Central Figure 590F mant fabinstalledurersiin accordancens. with <br /> and GRINNELL Figure 590F. manufacturer's instructions. <br /> NOTICE <br /> Never remove any piping component <br /> nor correct or modify any piping defi- <br /> ciencies without first de-pressurizing <br /> and draining the system. Failure to do <br /> so may result in serious personal injury, <br /> property damage, and/or impaired <br /> device performance. <br /> Page 1 of 4 OCTOBER 2010 TFP1550 <br />