The reduced pressure principle backflow preventer shall be a. Crfbp backflow preventer cross reference guide valve types febco ames watts conbraco hersey wilkins claval flomatic single detector check valve 406, 406d 4 10. Zurn wilkins model 375xl reduced pressure principle backflow preventers are for use on potable water lines where a health hazard could exist if a backflow situation were to occur. Wilkins backflow troubleshooting wilkins maintenance documents. Looking for zurn wilkins backflow preventer repair kit, for use with zurn no. Wilkins, a zurn company, is a leader in backflow devices for industrial, municipal and other commercial applications. Please sign in to your account to see your pricing, which may be different from the price displayed. Zurn wilkins model 375475 series assemblies are for use on potable water lines where a. Usc foundation for crossconnection control and hydraulic research 80,255 views 5.
Clean all parts thoroughly with water after disassembly. The wilkins 375 reduced pressure zone assembly is available in epoxy coated cast iron or stainless steel. Plumbing codes mandate that potable water supplies be protected against backflow. Discounted backflow parts including ball valves, gate. F 34 375 rp zurn wilkins floor drain model 375xlsag shown optional leadfree strainer model sxl wilkin s xl capacity thru schedule 40 pipe pipe size 5 ftsec 7. Zurn wilkins leadfree reduced pressure principle assembly with integral relief valve monitor switch. The 375a includes a lightweight, grooved, inside and out epoxycoated ductile iron valve body eliminating exposure to corrosion. Wilkins reduced pressure zone assembly 375 series 65250mm. If spitting or intermittent discharges from the relief valve are noted, it could be a result of pressure fluctuation andor a water hammer condition in the system. Excerpt field testing backflow preventers, instructional video duration. Zurn industries llc backflow preventers cad details. Usc foundation for crossconnection control and hydraulic research 80,424 views.
Wilkins backflow everything you need to know about wilkins. Zurn wilkins provides the complete line of backflow prevention products for fire protection, irrigation, plumbing, retrofit, and waterworks projects. Replacement of worn or damaged parts must only be made with genuine wilkins. Backflow preventers reduced pressure zone assemblies. Usc foundation for crossconnection control and hydraulic research 79,892 views 5. Reduced pressure backflow preventer assemblies shall be febco 825yd, or prior approved equal. Wilkins 375 valves are light weight and have a very low head loss of pressure. Looking for zurn wilkins reduced pressure zone backflow preventer, epoxy coated ductile iron body, wilkins 375 series, flange 6cun5.
The 3 375a reduced pressure principle backflow assebly, the 3 375a reduced pressure principle backflow assebly, with flanged end nrs gate valves, is utilized where a potential high health hazard. Wilkins series 375 reduced pressure assemblies, manufactured by zurn, are designed for installation on potable water lines to protect against both backsiphonage and backpressure of contaminated water into the potable water supply. Luckily this was the exact same model as the one that broke, so it was a super easy fix and were back up and running. The reduced pressure principle backflow prevention assembly shall be a wilkins model 375. Reduced pressure principle backflow preventer10375a. Indoor installation 375gf outdoor installation capacity thru schedule 40 pipe gpm pipe size 5 ftsec 7. Select the category, select the brandcategory, select the size, select the model. Zurn 34375xl 34 wilkins 375xl reduced pressure principle assembly lead free 34 wilkins 375xl reduced pressure principle assembly lead free. The 6 wilkins 375a reduced pressure zone began production in 2004 and is still currently in production. Utilizes wilkins low headloss compound check lowlead law compliant.
Operation in a flow condition, the check valves are open with the pressure between the checks, called the zone, being maintained at least 5. This video covers the repair of wilkins 2 126 375ast350ast series backflow preventers. How to fix a leaking backflow preventer repair zurn wilkins 950 950xl 975 975xl duration. Wilkins backflow preventers deeco services ltd water. The most versatile line of backflow prevention assemblies on the market. The reduced pressure principle backflow preventer shall be asse listed 10, rated to 180f and.
Zurn wilkins 10375abg 10 reduced pressure principle. The model 375a provides protection where a potential health hazard exsists. Zurn wilkins backflow prevention 375xl how to repair. Zurn wilkins leadfree reduced pressure principle assembly. The grooved, epoxy coated ductile iron body is available with multiple shutoff. It stops backpressure and backsiphonage to prevent contaminated water from entering your water supply. Instead of dealing with the technicalities, simply go back on the causes of backflow. Order zurn wilkins reduced pressure zone backflow preventer, 4 375a at. Please feel free to contact us direct at 8004583492 for pricing on items not listed or backflow prevention. The zurn wilkins 375a reduced pressure principle backflow the zurn wilkins 375a reduced pressure principle backflow preventer provides high hazard protection for all market segments. We have a complete stock of repair and replacement wilkins pressure reducing valve parts, wilkins pressure relief valve parts, wilkins reduced pressure backflow preventer. Zurn wilkins 10375abg 10 reduced pressure principle assembly rp backflow preventer supervised grooved butterfly valves leadfree engineering specification.
Specification submittal sheet model 375 water specialties. The 212 375a reduced pressure principle backflow assebly, the 212 375a reduced pressure principle backflow assebly, with flanged end nrs gate valves, is utilized where a potential high health. The 342 use a bronze carriage which holds the glass filled noryl checkreliefbody which nestles into the carriage. Order zurn wilkins reduced pressure zone backflow preventer, 112975xl at. Backflow parts usa is a master parts distributor and we carry backflow parts and backflow devices for watts, febco, wilkins, ames, and conbraco. Choose a size of wilkins assembly backflow parts usa. Plumbing codes mandate that potable water supplies be protected against backflow at all crossconnections. Copy button triggers the copy to clipboard function, so it copies all the rows that exist in the page to your os clipboard and you can later paste it in some other software. Ductile iron body construction drastically reduces the weight that is normally associated with gray iron bodies, and the patented compound check took head loss to lows not previously seen with a centerstem guided check. View and download zurn wilkins 375 installation, testing, maintenance instructions online. The main body and access cover shall be epoxy coated ductile iron astm a 536 grade 4, the seat ring and check valve shall be noryl, the stem shall be stainless steel astm a 276 and the seat disc elastomers shall. Zurn wilkins reduced pressure zone backflow preventer, epoxy.
Replacement of worn or damaged parts must only be made with genuine zurn wilkins parts. Zurn wilkins makes a 14 inch and 38 inch internal diameter leadfree bronze reducedpressure backflow preventer that will support the flow rates of a soda fountain machine. The reduced pressure principle backflow prevention assembly shall be a zurn wilkins model 375a. Old backflow preventer cracked over the winter, since i was too lazy to take it off and bring it inside, so i paid for it. In this video we cover the disassembly and reassembly of all internal components. Plumbingcheck valves and backflow preventers backflow preventers. Install this 34 model 975xl2 reduced pressure backflow preventer made by zurn wilkins on your potable water lines to get rid of potential health hazards. Wilkins 34 975xl reduced pressure backflow preventer pipe. Wilkins backflow troubleshooting greater cincinnati ohio. Find great deals on ebay for wilkins backflow preventer. Epoxy coated cast iron body has a single victaulic style cover houses both plastic cam checks and a plunger style bronze relief valve hangs below. Replacement of worn or damaged parts must only be made with genuine zurn wilkins. Zurn wilkins 1 375xl reduced pressure backflow preventer. Reduced pressure zone backflow preventer, low lead cast bronze, wilkins 975xl2 series, fnpt connecti.
The 375a uses grooved fittings between the backflow and valves. The reduced pressure principle backflow prevention assembly shall be certified to nsfansi 61, asse listed 10, and supplied with full port gate valves. The main body and access cover shall be epoxy coated ductile iron astm a 536, the seat. Both a double check backflow device and a reduced pressure device are shown. Featuring an 80% shorter lay length, the lowest head loss, and cost saving benefits. Backflow preventer cross reference guide crfbp valve types febco ames watts conbraco hersey wilkins claval flomatic single detector check valve 406, 406d 4 10 dcv 4 10.
Wilkins model 375 reduced pressure principle backflow preventers are for use on potable water lines where a health hazard could exist if a backflow situation were to occur. The main body and access cover shall be epoxy coated ductile iron. Proper performance is dependent upon following these installation instructions and prevailing governmental and industry standards and codes. The 8 wilkins 375a reduced pressure zone began production in 2004 and is still currently in production. The zurn wilkins 375 reduced pressure principle backflow preventer provides high hazard protection for all applications. Backflow preventer cross reference guide watts water. The zurn wilkins 375 reduced pressure principle backflow the zurn wilkins 375 reduced pressure principle backflow preventer provides high hazard protection for all applications. The zurn wilkins 375 reduced pressure principle backflow preventer provides high hazard protection for nonpotable applications. Backflow preventers the risks to drinking water quality from backflow contamination incidents pose a constant threatwhether theyre nuisance, nonhealth hazards, or serious public health events. Rpz backflow preventer designed for installation on potable water lines to protect against both backsiphonage and backpressure of contaminated water into the potable. Lay length backflow chart american backflow specialties, inc. Principle backflow preventer shall be a wilkins model 375xl.
The reduced pressure principle backflow prevention assembly shall be certified to nsfansi 372, asse listed 10, and supplied with grooved, supervised butterf. Before installing a model 375475 series backflow preventer, flush the line thor. The innovative swap pressure vessel is removed and replaced with the flush fitting tool for faster flushing and testing. Ames 2000ss3000ss leadfree first check repair kit size 6 am7010101. Replacement of worn or damaged parts must only be made with genuine wilkins parts. Feb 01, 2012 excerpt field testing backflow preventers, instructional video duration. The reduced pressure principle backflow prevention assembly shall be asse listed 10, and supplied with full port gate valves. Zurn wilkins 375 leadfree reduced pressure principle assembly backflow preventer. An external sensing line pressurizes the diaphragm. Model 375a model 375a reduced pressure principle assembly page 1 of 2 options suffixes can be combined.
Zurn wilkins 375 reduced pressure principle assembly. Assembly shall provide protection where a potential health hazard exists. If such conditions exist, install a zurn wilkins water pressure reducing valve, a model 40xl2 check valve, or a model 1250xl. Logic dictates that because the basic function of the device is to prevent backflow hence, the term backflow preventer, each of them has what performs that particular job. Usc foundation for crossconnection control and hydraulic research 80,424 views 5. Indoor installation 375a with bg option outdoor installation 375a with fsc option. Wilkins zurn 2 12 6 375ast350ast repair video youtube.
Zurn wilkins 34 975xl2 reduced pressure backflow preventer. Zurn industries llc backflow preventers cad details the zurn industries llc cad details below are complete drawings that can easily be downloaded, customized for your residential or commercial project, and included in your cad library for future use. Cross connection control and backflow prevention manual 6. Reduced pressure principle backflow prevention assembly shall be a zurn wilkins model 375a. The main body and access covers shall be low lead bronze astm. The flanged, epoxy coated ductile iron body is available with multiple shutoff valve options for installation versatility.
Zurn 375 reduced pressure principle backflow preventer. Common repair parts for 375a 212 10 common repair parts are a very small subset of the 10,000 plus items bavco stocks. Backflow preventers prevent contamination of potable water by keeping water from flowing backwards into a water supply line. The grooved, epoxy coated ductile iron body is available with multiple shutoff valve options for installation versatility. The duty to install protective devices and inspect was set out by the indiana. Ames 2000ss3000ss leadfree second check repair kit size 6 zwrk8375. They are used in industrial settings where chemicals are connected to water. Indoor installation 375a with bg option outdoor installation 375a with fsc option capacity thru schedule 40 pipe gpm pipe size 5 ftsec 7. The zurn wilkins 375a reduced pressure principle backflow preventer provides high hazard protection for all market segments. The reduced pressure principle backflow preventer shall be ansi 3rd party certified to comply with states lead plumbing law 0. Proper performance is dependent upon following these installation instructions and prevailing governmental and indusrtys ant dards and codes. The reduced pressure principle backflow prevention assembly shall be asse.
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