{"product_id":"ao-smith-100110278-gas-control-valve-natural-gas-2-25-inch","title":"Ao Smith 100110278 Gas Control Valve Natural Gas 2.25 Inch","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe AO SMITH 100110278 is a White Rodgers Intellivent thermostat gas control valve designed for natural gas water heaters. It combines gas flow regulation, thermostat control, and pilot safety functions into a single integrated unit. The valve features a 2.25-inch shank length and incorporates a 100% gas shutoff that activates automatically if the pilot flame fails. Licensed plumbers and HVAC technicians install this control as a direct OEM-style replacement. Its safe lighting design permits ignition procedures without exposing the main burner to uncontrolled gas flow, reducing risk during startup.\u003c\/p\u003e\n\u003cp\u003eThis gas control valve is rated for heating applications and is specifically suited for residential natural gas water heaters. It is used on the AO SMITH GPCR 40 and GPCR 50 models, Series 200. Installers working on these units will find the 2.25-inch shank fits the existing valve port without modification. This part directly replaces OEM part number 184768-002, making it a straightforward service replacement for failed or malfunctioning controls on applicable units.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e100% gas shutoff on pilot failure — prevents unburned gas from reaching the main burner\u003c\/li\u003e\n  \u003cli\u003eSafe lighting design allows pilot ignition without activating main gas flow\u003c\/li\u003e\n  \u003cli\u003e2.25-inch shank length matches OEM fitment on GPCR 40\/50 Series 200 water heaters\u003c\/li\u003e\n  \u003cli\u003eIntegrated Intellivent thermostat and gas valve in a single assembly\u003c\/li\u003e\n  \u003cli\u003eDirect replacement for OEM part number 184768-002\u003c\/li\u003e\n  \u003cli\u003eNatural gas (NG) rated for residential heating applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eDesigned for use on AO SMITH GPCR 40 and GPCR 50 water heater models, Series 200. Replaces OEM part number 184768-002.\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003eThis control valve should be installed by a licensed plumber or qualified gas appliance technician in accordance with local codes and the appliance manufacturer's instructions. Shut off the gas supply and allow the unit to cool completely before removing the existing control. Do not overtighten the valve shank connection; use pipe thread sealant rated for gas service. Verify pilot operation and check all fittings for leaks with an approved leak detection solution before returning the appliance to service.\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eApplication\u003c\/strong\u003e: Heating\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGas Type\u003c\/strong\u003e: Natural Gas (NG)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShank Length\u003c\/strong\u003e: 2.25 inches\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eStandard Information\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: AO SMITH\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 100110278\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"TAILWIND","offers":[{"title":"Default Title","offer_id":51150757822770,"sku":"100110278","price":505.36,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/305988297.jpg?v=1778617814","url":"https:\/\/voomisupply.com\/products\/ao-smith-100110278-gas-control-valve-natural-gas-2-25-inch","provider":"Voomi Supply","version":"1.0","type":"link"}