{"product_id":"wayne-combustion-21427-ser-blower-wheel","title":"Wayne Combustion 21427-SER Blower Wheel","description":"\u003cp data-start=\"0\" data-end=\"850\"\u003eWayne Combustion 21427-SER Blower Wheel 3.44\"W x 4.25\" OD STD is an OEM combustion air component used in Wayne burner assemblies to maintain proper airflow and stable fuel ignition. This standard-size blower wheel is engineered for balanced air delivery, helping the burner achieve the correct air-to-fuel ratio for efficient combustion and consistent flame performance. Contractors typically replace this part during burner servicing when airflow degradation, vibration, or worn impeller blades begin affecting system operation. Common search terms include Wayne blower wheel, 21427-SER combustion fan wheel, burner air impeller replacement, OEM Wayne combustion parts, and oil burner blower wheel. Frequently asked questions include “What size blower wheel do I need for my Wayne burner?” and “Will a worn blower wheel affect ignition reliability?”\u003c\/p\u003e\n\u003cp data-start=\"852\" data-end=\"1179\"\u003eThis component is built to OEM tolerances for proper fitment within Wayne combustion housings, ensuring smooth rotation, reduced air turbulence, and stable burner performance under load. It is commonly used in oil-fired burner systems where consistent combustion air delivery is critical for ignition stability and heat output.\u003c\/p\u003e\n\u003cp data-start=\"1181\" data-end=\"1517\"\u003eKey Benefits:\u003cbr\u003e• OEM Wayne Combustion blower wheel assembly\u003cbr data-start=\"1239\" data-end=\"1242\"\u003e• 3.44\" width x 4.25\" outside diameter standard size\u003cbr data-start=\"1294\" data-end=\"1297\"\u003e• Maintains proper combustion airflow and burner efficiency\u003cbr data-start=\"1356\" data-end=\"1359\"\u003e• Helps stabilize ignition and flame quality\u003cbr data-start=\"1403\" data-end=\"1406\"\u003e• Direct replacement for worn or unbalanced impellers\u003cbr data-start=\"1459\" data-end=\"1462\" data-is-only-node=\"\"\u003e• Designed for OEM burner housing fitment and balance\u003c\/p\u003e\n\u003cp data-start=\"1519\" data-end=\"1536\"\u003eCommon Questions:\u003c\/p\u003e\n\u003cp data-start=\"1538\" data-end=\"1686\"\u003eWhat does the Wayne 21427-SER blower wheel do?\u003cbr data-start=\"1584\" data-end=\"1587\"\u003eIt moves combustion air through the burner assembly to support ignition and stable flame operation.\u003c\/p\u003e\n\u003cp data-start=\"1688\" data-end=\"1818\"\u003eHow do I know if my blower wheel is failing?\u003cbr data-start=\"1732\" data-end=\"1735\"\u003eSigns include vibration, reduced airflow, delayed ignition, or uneven burner flame.\u003c\/p\u003e\n\u003cp data-start=\"1820\" data-end=\"1962\"\u003eIs this part specific to Wayne burners?\u003cbr data-start=\"1859\" data-end=\"1862\"\u003eYes, it is designed for compatibility with Wayne combustion equipment using this size specification.\u003c\/p\u003e\n\u003cp data-start=\"1964\" data-end=\"2104\"\u003eDoes this affect fuel efficiency?\u003cbr data-start=\"1997\" data-end=\"2000\"\u003eYes, proper airflow from the blower wheel directly impacts combustion efficiency and burner performance.\u003c\/p\u003e\n\u003cp data-start=\"2106\" data-end=\"2296\" data-is-last-node=\"\" data-is-only-node=\"\"\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\n\u003cp\u003e\u003cspan\u003e21427-SER is the cross for 21427 \u003c\/span\u003e\u003c\/p\u003e","brand":"Wayne Combustion","offers":[{"title":"Default Title","offer_id":43126295167154,"sku":"21427-SER","price":31.42,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1838\/2375\/files\/Pic_f7123999-da48-4952-bab3-f72c4af7e17c.png?v=1778179303","url":"https:\/\/www.gsistore.com\/products\/wayne-combustion-21427-ser-blower-wheel","provider":"GSIstore","version":"1.0","type":"link"}