{"product_id":"m-c-enterprises-31094mc-aftermarket-rv-furnace-air-flow-sail-switch","title":"M.C. Enterprises 31094MC Aftermarket RV Furnace Air Flow Sail Switch","description":"\u003ch2 data-start=\"164\" data-end=\"237\"\u003eM.C. Enterprises 31094MC Aftermarket RV Furnace Air Flow Sail Switch\u003c\/h2\u003e\n\u003cp data-start=\"238\" data-end=\"274\"\u003e\u003cstrong data-start=\"238\" data-end=\"274\"\u003eReplaces Dometic™ \/ Atwood 31094\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"276\" data-end=\"471\"\u003e\u003cstrong data-start=\"276\" data-end=\"292\"\u003ePart Number:\u003c\/strong\u003e 31094MC\u003cbr data-start=\"300\" data-end=\"303\"\u003e\u003cstrong data-start=\"303\" data-end=\"320\"\u003eManufacturer:\u003c\/strong\u003e M.C. Enterprises\u003cbr data-start=\"337\" data-end=\"340\"\u003e\u003cstrong data-start=\"340\" data-end=\"357\"\u003eProduct Type:\u003c\/strong\u003e Furnace Low Air Flow Switch (Sail Switch)\u003cbr data-start=\"399\" data-end=\"402\"\u003e\u003cstrong data-start=\"402\" data-end=\"418\"\u003eApplication:\u003c\/strong\u003e Dometic™ \/ Atwood AFSD, AFMD, AFLA \u0026amp; AFLD Furnaces\u003c\/p\u003e\n\u003chr data-start=\"473\" data-end=\"476\"\u003e\n\u003ch2 data-start=\"478\" data-end=\"497\"\u003eProduct Overview\u003c\/h2\u003e\n\u003cp data-start=\"499\" data-end=\"641\"\u003eThe \u003cstrong data-start=\"503\" data-end=\"563\"\u003eM.C. Enterprises 31094MC RV Furnace Air Flow Sail Switch\u003c\/strong\u003e is a direct aftermarket replacement for \u003cstrong data-start=\"604\" data-end=\"640\"\u003eDometic™ \/ Atwood OEM Part 31094\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"643\" data-end=\"945\"\u003eAlso referred to as a \u003cstrong data-start=\"665\" data-end=\"688\"\u003elow air flow switch\u003c\/strong\u003e, this sail switch monitors blower airflow and prevents ignition unless proper air movement is detected inside the combustion chamber. If adequate airflow is not present, the furnace will not ignite — protecting the system from unsafe combustion conditions.\u003c\/p\u003e\n\u003cp data-start=\"947\" data-end=\"1116\"\u003eIf your RV furnace blower runs but the burner does not light, ignition is intermittent, or heating cycles prematurely shut down, a faulty sail switch is often the cause.\u003c\/p\u003e\n\u003cp data-start=\"1118\" data-end=\"1246\"\u003eThe 31094MC provides a dependable, cost-effective replacement solution for compatible AFSD, AFMD, AFLA, and AFLD furnace models.\u003c\/p\u003e\n\u003chr data-start=\"1248\" data-end=\"1251\"\u003e\n\u003ch2 data-start=\"1253\" data-end=\"1268\"\u003eKey Features\u003c\/h2\u003e\n\u003cul data-start=\"1270\" data-end=\"1549\"\u003e\n\u003cli data-start=\"1270\" data-end=\"1325\"\u003e\n\u003cp data-start=\"1272\" data-end=\"1325\"\u003eAftermarket replacement for Dometic™ \/ Atwood 31094\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1326\" data-end=\"1369\"\u003e\n\u003cp data-start=\"1328\" data-end=\"1369\"\u003eVerifies blower airflow before ignition\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1370\" data-end=\"1416\"\u003e\n\u003cp data-start=\"1372\" data-end=\"1416\"\u003eHelps fix “blower runs but no heat” issues\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1417\" data-end=\"1456\"\u003e\n\u003cp data-start=\"1419\" data-end=\"1456\"\u003eRestores proper ignition sequencing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1457\" data-end=\"1511\"\u003e\n\u003cp data-start=\"1459\" data-end=\"1511\"\u003eDirect-fit compatibility for listed furnace models\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1512\" data-end=\"1549\"\u003e\n\u003cp data-start=\"1514\" data-end=\"1549\"\u003eCost-effective alternative to OEM\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1551\" data-end=\"1554\"\u003e\n\u003ch1 data-start=\"1556\" data-end=\"1583\"\u003eCompatible Furnace Models\u003c\/h1\u003e\n\u003chr data-start=\"1585\" data-end=\"1588\"\u003e\n\u003ch2 data-start=\"1590\" data-end=\"1604\"\u003eAFSD Series\u003c\/h2\u003e\n\u003cp data-start=\"1606\" data-end=\"1617\"\u003eAFSD20111\u003c\/p\u003e\n\u003chr data-start=\"1619\" data-end=\"1622\"\u003e\n\u003ch2 data-start=\"1624\" data-end=\"1638\"\u003eAFMD Series\u003c\/h2\u003e\n\u003cp data-start=\"1640\" data-end=\"1699\"\u003eAFMD25111\u003cbr data-start=\"1649\" data-end=\"1652\"\u003eAFMD25121\u003cbr data-start=\"1661\" data-end=\"1664\"\u003eAFMD25131\u003cbr data-start=\"1673\" data-end=\"1676\"\u003eAFMD25141\u003cbr data-start=\"1685\" data-end=\"1688\"\u003eAFMD25151\u003c\/p\u003e\n\u003cp data-start=\"1701\" data-end=\"1760\"\u003eAFMD30111\u003cbr data-start=\"1710\" data-end=\"1713\"\u003eAFMD30121\u003cbr data-start=\"1722\" data-end=\"1725\"\u003eAFMD30131\u003cbr data-start=\"1734\" data-end=\"1737\"\u003eAFMD30141\u003cbr data-start=\"1746\" data-end=\"1749\"\u003eAFMD30151\u003c\/p\u003e\n\u003cp data-start=\"1762\" data-end=\"1821\"\u003eAFMD35111\u003cbr data-start=\"1771\" data-end=\"1774\"\u003eAFMD35121\u003cbr data-start=\"1783\" data-end=\"1786\"\u003eAFMD35131\u003cbr data-start=\"1795\" data-end=\"1798\"\u003eAFMD35141\u003cbr data-start=\"1807\" data-end=\"1810\"\u003eAFMD35151\u003c\/p\u003e\n\u003chr data-start=\"1823\" data-end=\"1826\"\u003e\n\u003ch2 data-start=\"1828\" data-end=\"1842\"\u003eAFLA Series\u003c\/h2\u003e\n\u003cp data-start=\"1844\" data-end=\"1879\"\u003eAFLA35211\u003cbr data-start=\"1853\" data-end=\"1856\"\u003eAFLA35221\u003cbr data-start=\"1865\" data-end=\"1868\"\u003eAFLA35231\u003c\/p\u003e\n\u003cp data-start=\"1881\" data-end=\"1916\"\u003eAFLA40211\u003cbr data-start=\"1890\" data-end=\"1893\"\u003eAFLA40221\u003cbr data-start=\"1902\" data-end=\"1905\"\u003eAFLA40231\u003c\/p\u003e\n\u003cp data-start=\"1918\" data-end=\"1929\"\u003eAFLD35111\u003c\/p\u003e\n\u003chr data-start=\"1931\" data-end=\"1934\"\u003e\n\u003ch2 data-start=\"1936\" data-end=\"1950\"\u003eAFLD Series\u003c\/h2\u003e\n\u003cp data-start=\"1952\" data-end=\"1975\"\u003eAFLD35121\u003cbr data-start=\"1961\" data-end=\"1964\"\u003eAFLD35131\u003c\/p\u003e\n\u003cp data-start=\"1977\" data-end=\"2025\"\u003eAFLD40111\u003cbr data-start=\"1986\" data-end=\"1989\"\u003eAFLD40121\u003cbr data-start=\"1998\" data-end=\"2001\"\u003eAFLD40121W\u003cbr data-start=\"2011\" data-end=\"2014\"\u003eAFLD40131\u003c\/p\u003e\n\u003chr data-start=\"2027\" data-end=\"2030\"\u003e\n\u003cblockquote data-start=\"2032\" data-end=\"2132\"\u003e\n\u003cp data-start=\"2034\" data-end=\"2132\"\u003eAlways verify your furnace model number and confirm it originally used part 31094 before ordering.\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003chr data-start=\"2134\" data-end=\"2137\"\u003e\n\u003ch2 data-start=\"2139\" data-end=\"2182\"\u003eWhen Should You Replace the Sail Switch?\u003c\/h2\u003e\n\u003cp data-start=\"2184\" data-end=\"2227\"\u003eYou may need to replace the sail switch if:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"2231\" data-end=\"2279\"\u003eFurnace blower runs but burner will not ignite\u003c\/li\u003e\n\u003cli data-start=\"2282\" data-end=\"2324\"\u003eFurnace attempts ignition but shuts down\u003c\/li\u003e\n\u003cli data-start=\"2327\" data-end=\"2352\"\u003eHeating is intermittent\u003c\/li\u003e\n\u003cli data-start=\"2355\" data-end=\"2396\"\u003eAirflow-related ignition lockout occurs\u003c\/li\u003e\n\u003cli data-start=\"2399\" data-end=\"2444\"\u003eSail paddle is bent, stuck, or contaminated\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2446\" data-end=\"2523\"\u003eThe sail switch is one of the most frequently replaced RV furnace components.\u003c\/p\u003e\n\u003chr data-start=\"2525\" data-end=\"2528\"\u003e\n\u003ch2 data-start=\"2530\" data-end=\"2555\"\u003eProduct Specifications\u003c\/h2\u003e\n\u003cp data-start=\"2557\" data-end=\"2782\"\u003eManufacturer: M.C. Enterprises\u003cbr data-start=\"2587\" data-end=\"2590\"\u003ePart Number: 31094MC\u003cbr data-start=\"2610\" data-end=\"2613\"\u003eReplaces: Dometic™ \/ Atwood 31094\u003cbr data-start=\"2646\" data-end=\"2649\"\u003eComponent: Low Air Flow Switch (Sail Switch)\u003cbr data-start=\"2693\" data-end=\"2696\"\u003eApplication: AFSD, AFMD, AFLA \u0026amp; AFLD Series Furnaces\u003cbr data-start=\"2748\" data-end=\"2751\"\u003eType: Aftermarket Replacement\u003c\/p\u003e\n\u003chr data-start=\"2784\" data-end=\"2787\"\u003e\n\u003ch2 data-start=\"2789\" data-end=\"2824\"\u003eFrequently Asked Questions (FAQ)\u003c\/h2\u003e\n\u003cp data-start=\"2826\" data-end=\"2940\"\u003e\u003cstrong data-start=\"2826\" data-end=\"2862\"\u003eQ: Is this an OEM Dometic™ part?\u003c\/strong\u003e\u003cbr data-start=\"2862\" data-end=\"2865\"\u003eA: No. This is an aftermarket replacement manufactured by M.C. Enterprises.\u003c\/p\u003e\n\u003cp data-start=\"2942\" data-end=\"3036\"\u003e\u003cstrong data-start=\"2942\" data-end=\"2976\"\u003eQ: What does a sail switch do?\u003c\/strong\u003e\u003cbr data-start=\"2976\" data-end=\"2979\"\u003eA: It confirms sufficient blower airflow before ignition.\u003c\/p\u003e\n\u003cp data-start=\"3038\" data-end=\"3187\"\u003e\u003cstrong data-start=\"3038\" data-end=\"3113\"\u003eQ: Will this fix a furnace where the blower runs but there is no flame?\u003c\/strong\u003e\u003cbr data-start=\"3113\" data-end=\"3116\"\u003eA: A failed sail switch is one of the most common causes of that issue.\u003c\/p\u003e\n\u003cp data-start=\"3189\" data-end=\"3311\"\u003e\u003cstrong data-start=\"3189\" data-end=\"3227\"\u003eQ: How do I confirm compatibility?\u003c\/strong\u003e\u003cbr data-start=\"3227\" data-end=\"3230\"\u003eA: Verify your furnace model number and check the original part number installed.\u003c\/p\u003e","brand":"RV Furnace Guys","offers":[{"title":"Default Title","offer_id":47857561075953,"sku":null,"price":33.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0784\/4941\/0289\/files\/31094sailMC.jpg?v=1772393352","url":"https:\/\/rvfurnaceguys.com\/products\/m-c-enterprises-31094mc-aftermarket-rv-furnace-air-flow-sail-switch","provider":"RV Furnace Guys","version":"1.0","type":"link"}