{"product_id":"seeley-international-2-stage-24v-gas-valve-sy628377","title":"Seeley International 2-Stage 24V Gas Valve","description":"\u003cdiv style=\"text-align: left;\"\u003e\n\u003cp style=\"font-size: 16px; line-height: 1.6; margin-bottom: 20px;\"\u003eThis genuine Seeley International 2-stage 24V gas valve is a direct replacement part designed for specific Seeley heating systems. It helps HVAC techs and competent owners restore reliable and efficient operation to gas-fired units, especially important during a chilly Australian winter.\u003c\/p\u003e\n\u003cp style=\"font-size: 16px; line-height: 1.6; margin-bottom: 20px;\"\u003eGetting the right gas valve is crucial; a faulty one can lead to inconsistent heating or even lockout, making diagnosis a real head-scratcher if you don't start with the basics.\u003c\/p\u003e\n\u003ch2 style=\"color: #007acc; border-bottom: 2px solid #f0f0f0; padding-bottom: 8px; margin-top: 35px;\"\u003eBest For\u003c\/h2\u003e\n\u003cul style=\"font-size: 16px; line-height: 1.6; margin-bottom: 20px;\"\u003e\n\u003cli\u003eHVAC technicians\u003c\/li\u003e\n\u003cli\u003eGas fitters\u003c\/li\u003e\n\u003cli\u003eService and maintenance teams\u003c\/li\u003e\n\u003cli\u003eCompetent DIY owners maintaining their own Seeley systems (with appropriate licensing where required)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 style=\"color: #007acc; border-bottom: 2px solid #f0f0f0; padding-bottom: 8px; margin-top: 35px;\"\u003eCompatibility\u003c\/h2\u003e\n\u003cp style=\"font-size: 16px; line-height: 1.6; margin-bottom: 20px;\"\u003eThis gas valve is engineered as a direct replacement for 2-stage, 24V heating systems within the Seeley International range. It's vital to confirm compatibility with your specific appliance model and original part number before purchase.\u003c\/p\u003e\n\u003cp style=\"font-size: 16px; line-height: 1.6; margin-bottom: 20px;\"\u003eIf you're running a different model, check fittings and specs before ordering.\u003c\/p\u003e\n\u003ch2 style=\"color: #007acc; border-bottom: 2px solid #f0f0f0; padding-bottom: 8px; margin-top: 35px;\"\u003eFeatures\u003c\/h2\u003e\n\u003cul style=\"font-size: 16px; line-height: 1.6; margin-bottom: 20px;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eReliable 2-Stage Operation:\u003c\/strong\u003e Provides precise control over gas flow, allowing the heating system to modulate between two heat output levels.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard 24V Control:\u003c\/strong\u003e Integrates seamlessly with typical low-voltage HVAC control systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Seeley Part:\u003c\/strong\u003e Manufactured to original equipment specifications for a secure fit and dependable performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConsistent Gas Flow:\u003c\/strong\u003e Designed to ensure steady and efficient fuel delivery to the burner.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 style=\"color: #007acc; border-bottom: 2px solid #f0f0f0; padding-bottom: 8px; margin-top: 35px;\"\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; border: 1px solid #e0e0e0; font-size: 16px; margin-bottom: 20px;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"color: #007acc; border: 1px solid #e0e0e0; padding: 10px; text-align: left; background-color: #f5f5f5;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"color: #007acc; border: 1px solid #e0e0e0; padding: 10px; text-align: left; background-color: #f5f5f5;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px;\"\u003eVoltage\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px;\"\u003e24V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px;\"\u003eOperation\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px;\"\u003e2-Stage\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px;\"\u003eBrand Compatibility\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px;\"\u003eSeeley International\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"color: #007acc; border-bottom: 2px solid #f0f0f0; padding-bottom: 8px; margin-top: 35px;\"\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cul style=\"font-size: 16px; line-height: 1.6; margin-bottom: 20px;\"\u003e\n\u003cli\u003e1x Seeley International 2-Stage 24V Gas Valve (SY628377)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 style=\"color: #007acc; border-bottom: 2px solid #f0f0f0; padding-bottom: 8px; margin-top: 35px;\"\u003eUsing It on the Job\u003c\/h2\u003e\n\u003col style=\"font-size: 16px; line-height: 1.6; margin-bottom: 20px;\"\u003e\n\u003cli\u003e\u003cp style=\"font-size: 16px; line-height: 1.6; margin-bottom: 20px;\"\u003eBefore any work, always isolate the main power supply to the heating unit and ensure the gas supply is turned off at the meter or appliance valve. Implement lockout\/tagout procedures.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp style=\"font-size: 16px; line-height: 1.6; margin-bottom: 20px;\"\u003eVentilate the work area thoroughly and use an approved gas leak detector to confirm no residual gas is present before disconnecting old components.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp style=\"font-size: 16px; line-height: 1.6; margin-bottom: 20px;\"\u003eCarefully disconnect all wiring and gas lines from the existing valve, making clear notes or taking photos of their positions for accurate reinstallation.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp style=\"font-size: 16px; line-height: 1.6; margin-bottom: 20px;\"\u003eInstall the new Seeley International gas valve, ensuring all connections are properly aligned, tightened to manufacturer specifications, and sealed with an approved gas-rated thread sealant.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp style=\"font-size: 16px; line-height: 1.6; margin-bottom: 20px;\"\u003eRestore the gas supply slowly and perform a comprehensive leak test with detection fluid on all new and disturbed connections before restoring electrical power.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp style=\"font-size: 16px; line-height: 1.6; margin-bottom: 20px;\"\u003eTest the heating unit's operation through both its low and high fire stages to confirm correct ignition, stable flame, and proper temperature control.\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch2 style=\"color: #007acc; border-bottom: 2px solid #f0f0f0; padding-bottom: 8px; margin-top: 35px;\"\u003eLimitations \u0026amp; Safety Notes\u003c\/h2\u003e\n\u003cul style=\"font-size: 16px; line-height: 1.6; margin-bottom: 20px;\"\u003e\n\u003cli\u003eInstallation and service of gas appliances must always be performed by a licensed gas fitter in Australia.\u003c\/li\u003e\n\u003cli\u003eAlways ensure the gas supply is fully isolated and verified before commencing any work on gas components.\u003c\/li\u003e\n\u003cli\u003eThis valve is designed for specific 2-stage, 24V applications. Do not use in systems outside these parameters without explicit manufacturer confirmation.\u003c\/li\u003e\n\u003cli\u003eAdhere strictly to all local gas regulations, Australian Standards, and Safe Work Australia guidance for gas appliance servicing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 style=\"color: #007acc; border-bottom: 2px solid #f0f0f0; padding-bottom: 8px; margin-top: 35px;\"\u003eTradie Pro Tip\u003c\/h2\u003e\n\u003cblockquote style=\"border-left: 4px solid #007acc; background-color: #f9f9f9; font-style: italic; padding: 15px; margin: 20px 0;\"\u003eWhen replacing a gas valve, it's good practice to also inspect the burner assembly, igniter, and flame sensor for wear. Addressing other potential issues concurrently can prevent future call-backs and improve overall system reliability.\u003c\/blockquote\u003e\n\u003ch2 style=\"color: #007acc; border-bottom: 2px solid #f0f0f0; padding-bottom: 8px; margin-top: 35px;\"\u003ePair With\u003c\/h2\u003e\n\u003cp style=\"font-size: 16px; line-height: 1.6; margin-bottom: 20px;\"\u003ePair with a sensitive gas leak detector and new gas-rated thread sealant for a safe and complete installation. Consider adding a general HVAC multimeter to your kit for precise voltage checks.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- Automated FAQ Schema --\u003e\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"FAQPage\",\n  \"mainEntity\": [\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What systems is this gas valve compatible with?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"This gas valve is designed as a direct replacement for specific 2-stage, 24V heating systems manufactured by Seeley International. Always cross-reference your appliance's model number and original part number to ensure correct fitment before ordering.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What does '2-stage' mean for a gas valve?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"A 2-stage gas valve can control gas flow at two different levels, typically a lower fire for mild conditions and a higher fire for colder temperatures. This allows the heating system to modulate its output for better efficiency and comfort.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Do I need a special licence to install this gas valve?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Yes, in Australia, all installation, servicing, and repairs of gas appliances and their components, including gas valves, must be performed by a fully licensed gas fitter according to national and state regulations.\"\n      }\n    }\n  ]\n}\n\u003c\/script\u003e","brand":"Braemar","offers":[{"title":"Default Title","offer_id":43608041816123,"sku":"SY628377","price":288.36,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0316\/7787\/4235\/files\/628370.tag.0.jpg?v=1781160644","url":"https:\/\/www.hvacshop.com.au\/products\/seeley-international-2-stage-24v-gas-valve-sy628377","provider":"HVAC Supply Shop","version":"1.0","type":"link"}