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A <br />—Latch <br />18-1l4" <br />18-1/4' <br />20�1/16' <br />464) <br />464) <br />(5101 <br />9 <br />T <br />7" <br />7-5l16' <br />(178) <br />(178) <br />(186) <br />C <br />16-3/4" <br />1D1/2' <br />14" <br />(425) <br />(31d) <br />(356) <br />D <br />10' <br />10" <br />10" <br />25a) <br />1254 <br />254 <br />E <br />11-13/16' <br />12" <br />14-314' <br />(300) <br />1305) <br />(375) <br />F <br />23- <br />23' <br />23" <br />f58t <br />584) <br />(58a) <br />G <br />34.1l2" <br />34-1/2 <br />36- <br />B76 <br />B76 <br />914 <br />March 28, 2013 • • Dry 120c <br />DRY VALVE <br />TECHNICAL DATA MODEL F-1 <br />The Viking Corporation, 210 N Industrial Park Drive, Hastings MI 49058 <br />Telephone: 269-345.9501 Technical Sen ices: 877-384-5464 Fax: 269-818.1680 Email: techsvc:;@vikingcorp.com <br />3" dI' 6" w <br />(0N80) (DN100) (DN150) <br />o o� F C J. p c G <br />A <br />o �?'.-0 4 A 6' e o <br />A <br />, <br />, 1 - <br />3' C I _ <br />i-- E T D <br />O".,eed Outlet Valor noiged O.Uel vale <br />W.;houl Aceekralar Top bye. Wilt E-1 Accelerator <br />Figure 1 - Take Out Dimensions <br />Dry Valve � <br />� Clapper Arm 4Dry <br />ResellingTool <br />Hook <br />Dry Valve Fig. 2—A Valve Fig. 2-1B � Dry Valve Fig. 2—C <br />Figure 2 <br />4. INSTALLATION <br />I. For proper operation and approval, the valve must be trimmed in accordance with Viking Model F-1 Dry Valve Trim Charts <br />2 The Model F-1 Dry Valve must be installed in the vertical position as shown in Figure 1. <br />3 Air or nitrogen supply to the dry pipe system must be clean, dry, and oil free <br />4. Automatic air supplies must be regulated, restricted, and from a continuous source A Vikmg au maintenance device should be <br />installed on each system equipped with an automatic air supply. Never exceed 60 PSI (4.1 bar) pressure in the system piping <br />with the dry valve clapper closed <br />5 The dry valve must be installed in an area not subject to freezing temperatures or physical damage If required, provide a valve <br />house (enclosure) with adequate heat around the dry valve and Inm Freezing temperatures antllor excessive pressure will dam- <br />age the dry valve member assembly <br />6 When corrosive atmospheres and/or contaminated water supplies are present, it Is the owner's responsibility to verify wmpal- <br />Ibdiry with the Model F•1 Dry Valve and associated equipment. <br />7 Consider installation of the Viking accelerator and anti flood device. An accelerator (quick opening device) is recommended <br />on all differential dry pipe valves and is required on dry pipe systems of certain capacities Refer to Installation Standards and <br />Authorities Having Jurisdiction If an accelerator is to be installed, verify that the appropriate Trim Chart is used. <br />8 Prior to installing the valve, thoroughly Bush the water supply piping to verify that no foreign matter is present <br />A. General Installation Instructions <br />1 Verify that necessary Trim Charts and Technical Data for the dry valve and associated equipment are available <br />2. Remove all plastic thread protectors from the openings of the dry valve. <br />3 Apply a small amount of pipe -joint compound or tape to the external threads of all pipe connections required Take care not <br />to allow any compound, tape, or other foreign matter inside any of the nipples or openings of the dry valve or trim compo- <br />nents. <br />4. Install the Model F-t Dry Valve and trim piping according to the current Model F-1 Dry Valve Trim Chart provided with the <br />Trim Package and the Viking Engineering and Design Data book The Model F-1 Dry Valve must be installed in the vertical <br />position <br />5. When installing a Viking accelerator and anti -flood device in conjunction with the Model F-1 Dry Valve, refer to the appropri• <br />r�3! <br />