{"product_id":"weil-mclain-511-246-325","title":"Weil McLain 511-246-325 Gas Valve","description":"\u003cp\u003eThe \u003cstrong\u003eWeil McLain 511-246-325 Manual Gas Valve\u003c\/strong\u003e is the \u003cstrong\u003e1-inch Kinco-Balon 500\u003c\/strong\u003e hand valve listed in the \u003cstrong\u003egas valve group\u003c\/strong\u003e of the \u003cstrong\u003eWeil-McLain LGB-6 to LGB-20\u003c\/strong\u003e boiler parts list. It is a \u003cstrong\u003elever-operated manual gas valve\u003c\/strong\u003e with a \u003cstrong\u003eflat lever handle\u003c\/strong\u003e on a \u003cstrong\u003eround stem\u003c\/strong\u003e, used to \u003cstrong\u003eisolate the gas supply\u003c\/strong\u003e so a tech can \u003cstrong\u003eservice the boiler\u003c\/strong\u003e safely. The handle is stamped \u003cstrong\u003e0.5 PSIG MAX\u003c\/strong\u003e, the cast body is marked \u003cstrong\u003e500\u003c\/strong\u003e, and \u003cstrong\u003eON\u003c\/strong\u003e and \u003cstrong\u003eOFF\u003c\/strong\u003e positions are cast into the \u003cstrong\u003ebody cap\u003c\/strong\u003e, which tells you this valve is built for \u003cstrong\u003elow-pressure gas piping\u003c\/strong\u003e and not for \u003cstrong\u003ehigh-pressure gas lines\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eKinco-Balon 500\u003c\/strong\u003e is the \u003cstrong\u003e1-inch\u003c\/strong\u003e size in a small family of \u003cstrong\u003eKinco-Balon\u003c\/strong\u003e valves that Weil-McLain specifies on its \u003cstrong\u003eLGB\u003c\/strong\u003e gas trains. The next size up, the \u003cstrong\u003e1-1\/4-inch Kinco-Balon 600\u003c\/strong\u003e, is \u003cstrong\u003eWeil McLain 511-246-330\u003c\/strong\u003e, and the \u003cstrong\u003eKinco-Balon P2R\u003c\/strong\u003e pilot shut-off valve is \u003cstrong\u003e511-246-340\u003c\/strong\u003e, so make sure the number on your parts list is the \u003cstrong\u003e511-246-325\u003c\/strong\u003e before you order. The body has \u003cstrong\u003ethreaded ends\u003c\/strong\u003e with \u003cstrong\u003ehex wrench flats\u003c\/strong\u003e on each side and a \u003cstrong\u003eside boss\u003c\/strong\u003e fitted with a \u003cstrong\u003ehex-socket plug\u003c\/strong\u003e, and the body also carries a \u003cstrong\u003ec-CSA-us certification mark\u003c\/strong\u003e. The \u003cstrong\u003elever handle\u003c\/strong\u003e carries a \u003cstrong\u003ediamond-shaped logo\u003c\/strong\u003e along with the \u003cstrong\u003e0.5 PSIG MAX\u003c\/strong\u003e stamp.\u003c\/p\u003e\n\n\u003cp\u003eA \u003cstrong\u003emanual gas valve\u003c\/strong\u003e is a simple part, but it is a \u003cstrong\u003esafety device\u003c\/strong\u003e, so replace it for the right reasons. Common reasons are a \u003cstrong\u003estiff or seized handle\u003c\/strong\u003e, a \u003cstrong\u003estem leak\u003c\/strong\u003e that shows up with a \u003cstrong\u003esoap-bubble test\u003c\/strong\u003e, a \u003cstrong\u003ecracked or distorted lever\u003c\/strong\u003e, or a valve that \u003cstrong\u003ewill not seat fully\u003c\/strong\u003e and lets gas by when closed. When you install the \u003cstrong\u003e511-246-325\u003c\/strong\u003e, use \u003cstrong\u003egas-rated pipe dope\u003c\/strong\u003e or \u003cstrong\u003ePTFE tape\u003c\/strong\u003e approved for \u003cstrong\u003efuel gas\u003c\/strong\u003e, support the \u003cstrong\u003epiping\u003c\/strong\u003e so the valve is not \u003cstrong\u003estressed\u003c\/strong\u003e, \u003cstrong\u003eleak-test every joint\u003c\/strong\u003e with \u003cstrong\u003ebubble solution\u003c\/strong\u003e after you open the valve, and check the \u003cstrong\u003eburner\u003c\/strong\u003e and \u003cstrong\u003epilot\u003c\/strong\u003e operation before you leave. Always \u003cstrong\u003eshut off gas upstream\u003c\/strong\u003e, \u003cstrong\u003epurge\u003c\/strong\u003e according to local code, and have a \u003cstrong\u003elicensed technician\u003c\/strong\u003e do the work.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eKey Benefits\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eFactory Weil-McLain valve:\u003c\/strong\u003e The \u003cstrong\u003eOEM 511-246-325\u003c\/strong\u003e, the \u003cstrong\u003e1-inch Kinco-Balon 500\u003c\/strong\u003e specified in the \u003cstrong\u003eLGB-6 to LGB-20\u003c\/strong\u003e parts list, not a \u003cstrong\u003egeneral hardware-store gas cock\u003c\/strong\u003e.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eClear size identification:\u003c\/strong\u003e Separates the \u003cstrong\u003e1-inch 511-246-325\u003c\/strong\u003e from the \u003cstrong\u003e1-1\/4-inch 511-246-330\u003c\/strong\u003e and the \u003cstrong\u003e511-246-340\u003c\/strong\u003e pilot valve so you can \u003cstrong\u003eorder the right size\u003c\/strong\u003e.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eTapped side boss:\u003c\/strong\u003e A \u003cstrong\u003eside boss\u003c\/strong\u003e with a \u003cstrong\u003ehex-socket plug\u003c\/strong\u003e is built into the body, and the body carries a \u003cstrong\u003ec-CSA-us certification mark\u003c\/strong\u003e.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eLever isolation:\u003c\/strong\u003e A \u003cstrong\u003elever handle\u003c\/strong\u003e with \u003cstrong\u003eON\u003c\/strong\u003e and \u003cstrong\u003eOFF\u003c\/strong\u003e positions cast into the body gives a \u003cstrong\u003eclear open and closed position\u003c\/strong\u003e, so the \u003cstrong\u003egas supply\u003c\/strong\u003e can be \u003cstrong\u003eshut off quickly\u003c\/strong\u003e at the boiler.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eCommon Questions\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat size is the Weil McLain 511-246-325?\u003c\/strong\u003e\u003cbr\u003eThe \u003cstrong\u003eLGB-6 to LGB-20\u003c\/strong\u003e parts list identifies it as the \u003cstrong\u003eKinco-Balon 500\u003c\/strong\u003e in the \u003cstrong\u003e1-inch\u003c\/strong\u003e size. The \u003cstrong\u003e1-1\/4-inch\u003c\/strong\u003e valve is the \u003cstrong\u003e511-246-330\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat does the 0.5 PSIG MAX marking on the handle mean?\u003c\/strong\u003e\u003cbr\u003eIt is the \u003cstrong\u003emaximum working pressure\u003c\/strong\u003e marked on the valve, so it belongs on \u003cstrong\u003elow-pressure gas piping\u003c\/strong\u003e and not on a \u003cstrong\u003ehigh-pressure line\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I leak-test the valve after installing it?\u003c\/strong\u003e\u003cbr\u003eYes. Open the valve slowly, then use \u003cstrong\u003egas leak detector solution\u003c\/strong\u003e on every \u003cstrong\u003ethreaded joint\u003c\/strong\u003e, the \u003cstrong\u003estem\u003c\/strong\u003e and the \u003cstrong\u003eside plug\u003c\/strong\u003e. Any \u003cstrong\u003ebubbles\u003c\/strong\u003e mean the joint or plug needs to be \u003cstrong\u003ere-made\u003c\/strong\u003e before you put the boiler back in service.\u003c\/p\u003e\n\n\u003cp\u003eDisclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.\u003c\/p\u003e","brand":"Weil McLain","offers":[{"title":"Default Title","offer_id":67935507218610,"sku":"511-246-325","price":129.78,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1838\/2375\/files\/511-246-325.jpg?v=1794079810","url":"https:\/\/www.gsistore.com\/products\/weil-mclain-511-246-325","provider":"GSIstore","version":"1.0","type":"link"}