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�' CO Fire Suppression � & Bui/din Products 9 Technical Services 800-381-9312�+1-401-781-8220 www.tyco-fire.com Model CV-iFR Riser Check Valves 2 to 12 Inch (DN50 to DN300) General � . . Never remove any piping component Descr�pt�on nor correct or modify any piping defi- .�;;� The TYCO Modei CV-1 FR Riser Check ciencies without first de-pressurizing -� ,� and draining the system. Failure to do Valve is a compact and rugged swing- so may result in serious personal injury, type unit that allows water flow in one property damage,and/or impaired de- direction and prevents flow in the op- vice performance. '` posite direction.A resilient elastomer seal facing on the spring-loaded clap- The Model CV-1FR Riser Check Ualve per ensures a leak-tight seal and non- described herein must be installed and sticking operation.The Model CV-1 FR mainfained in compliance wifh this Check Valves are designed to minimize document and with the applicable stan- . water hammer caused by flow reversal. dards of the National Fire Protection •�- Association, in addition to the stan- The Model CV-1 FR Riser Check Valve dards of any authorities having juris- is furnished with grooved ends and can diction.Failure to do so may impair the be installed using GRINNELLGrooved performance of this device. �nstallation Couplings or GRINNELL Figure 71 Flange Adapters. The Model CV-1 FR Owners are responsible for maintain- The Model CV-1 FR Riser Check Valves Valves have been designed with a ing their fire protection system and are to be installed in accordance with removable cover for ease of field main- devices in proper operating condition, the following instructions: tenance.These valves can be installed The installing contractor or manufac- horizontally(with cover in the upward turer should be contacted wifh any 1.The arrow cast on the Body must position)or vertically with the flow in the questions. point in the direction of the flow. upward direction.Refer to Figure 6. 2.Valves installed vertically must be To facilitate their use in wet-type auto- /echnical positioned with the flow in the up- matic sprinkler system risers,the Model ward direction. CV-iFR Riser Check Valves are provid- �ata 3.Valves installed horizontally must be ed with threaded outlets for pressure positioned with the Cover facing up. gauges and a drain connection.They Approvals Refer to Figure 6. provide a more compact and economi- UL,C-UL,and FM cal alternative to an alarm check valve 4.Grooved end pipe couplings used where a water motor alarm is not re- Sizes with the Model CV-1FR Riser quired. Provisions must be made for 2 to 12 Inch(DN50 to DN300) Check Valve must be installed in a local alarm using an approved flow accordance with manufacturer's Maximum Working Pressure instructions. switch(not included). 300 psi(20,7 bar) The Model CV-1 FR Riser Check Valve is Valve Assembly Finish also Listed for use in conjunction with Red, non-lead paint the TYCO Model DV-5 Deluge Valve in Preaction Systems under air pressure without the use of prime water. The Model CV-1 FR Riser Check Valves are a redesign for the Central Figure 590FR and GRINNELL Figure 590FR. Page 1 of 6 OCTOBER 2010 TFP950