{"product_id":"dometic-atwood-36165-furnace-low-air-flow-switch-sail-switch-afmd-afla-afld-dfmd-dfla-dfld","title":"Dometic \/ Atwood 36165 Furnace Low Air Flow Switch (Sail Switch) - AFMD, AFLA, AFLD, DFMD, DFLA, DFLD","description":"\u003ch2 data-start=\"192\" data-end=\"261\"\u003eDometic \/ Atwood 36165 Furnace Low Air Flow Switch (Sail Switch)\u003c\/h2\u003e\n\u003cp data-start=\"262\" data-end=\"289\"\u003e\u003cstrong data-start=\"262\" data-end=\"289\"\u003eGenuine OEM Replacement\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"291\" data-end=\"459\"\u003e\u003cstrong data-start=\"291\" data-end=\"307\"\u003ePart Number:\u003c\/strong\u003e 36165\u003cbr data-start=\"313\" data-end=\"316\"\u003e\u003cstrong data-start=\"316\" data-end=\"333\"\u003eProduct Type:\u003c\/strong\u003e Furnace Low Air Flow Switch (Sail Switch)\u003cbr data-start=\"375\" data-end=\"378\"\u003e\u003cstrong data-start=\"378\" data-end=\"394\"\u003eApplication:\u003c\/strong\u003e Atwood HydroFlame AF Medium \u0026amp; Dometic DF Medium Model Furnaces\u003c\/p\u003e\n\u003chr data-start=\"461\" data-end=\"464\"\u003e\n\u003ch2 data-start=\"466\" data-end=\"485\"\u003eProduct Overview\u003c\/h2\u003e\n\u003cp data-start=\"487\" data-end=\"665\"\u003eThe \u003cstrong data-start=\"491\" data-end=\"551\"\u003eDometic \/ Atwood 36165 Sail Switch (Low Air Flow Switch)\u003c\/strong\u003e is a genuine OEM airflow verification switch designed for select \u003cstrong data-start=\"617\" data-end=\"630\"\u003eAF Medium\u003c\/strong\u003e and \u003cstrong data-start=\"635\" data-end=\"648\"\u003eDF Medium\u003c\/strong\u003e series furnaces.\u003c\/p\u003e\n\u003cp data-start=\"667\" data-end=\"945\"\u003eThe sail switch confirms adequate blower airflow before allowing ignition. If airflow is restricted due to debris, weak blower output, blocked ducts, or dirty return air passages, the switch prevents the burner from igniting to protect against unsafe combustion and overheating.\u003c\/p\u003e\n\u003cp data-start=\"947\" data-end=\"1082\"\u003eIf your blower motor runs but the burner will not light, or ignition is intermittent, the sail switch is one of the most common causes.\u003c\/p\u003e\n\u003cp data-start=\"1084\" data-end=\"1164\"\u003eOEM Part 36165 restores proper ignition sequencing and safe furnace performance.\u003c\/p\u003e\n\u003chr data-start=\"1166\" data-end=\"1169\"\u003e\n\u003ch2 data-start=\"1171\" data-end=\"1186\"\u003eKey Features\u003c\/h2\u003e\n\u003cul data-start=\"1188\" data-end=\"1475\"\u003e\n\u003cli data-start=\"1188\" data-end=\"1237\"\u003e\n\u003cp data-start=\"1190\" data-end=\"1237\"\u003eGenuine OEM Dometic \/ Atwood replacement part\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1238\" data-end=\"1293\"\u003e\n\u003cp data-start=\"1240\" data-end=\"1293\"\u003eDesigned for AF Medium and DF Medium model furnaces\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1294\" data-end=\"1337\"\u003e\n\u003cp data-start=\"1296\" data-end=\"1337\"\u003eVerifies blower airflow before ignition\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1338\" data-end=\"1374\"\u003e\n\u003cp data-start=\"1340\" data-end=\"1374\"\u003ePrevents unsafe burner operation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1375\" data-end=\"1426\"\u003e\n\u003cp data-start=\"1377\" data-end=\"1426\"\u003eDirect replacement for listed compatible models\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1427\" data-end=\"1475\"\u003e\n\u003cp data-start=\"1429\" data-end=\"1475\"\u003eManufactured to original equipment standards\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1477\" data-end=\"1480\"\u003e\n\u003ch1 data-start=\"1482\" data-end=\"1509\"\u003eCompatible Furnace Models\u003c\/h1\u003e\n\u003chr data-start=\"1511\" data-end=\"1514\"\u003e\n\u003cp data-start=\"1516\" data-end=\"1532\"\u003e\u003cspan\u003ePlease be aware that there is no precise serial number distinction indicating the transition to the bent blade style in Atwood models, only that this part is suggested for these models with a Serial # above 724\u003c\/span\u003e\u003cstrong\u003eXXXXX\u003c\/strong\u003e\u003cspan\u003e. It is advised to compare your existing sail switch with the product image for verification. \u003c\/span\u003e\u003c\/p\u003e\n\u003ch2 data-start=\"1516\" data-end=\"1532\"\u003eAFMD Series\u003c\/h2\u003e\n\u003cp data-start=\"1533\" data-end=\"1592\"\u003eAFMD16111\u003cbr data-start=\"1542\" data-end=\"1545\"\u003eAFMD16121\u003cbr data-start=\"1554\" data-end=\"1557\"\u003eAFMD16131\u003cbr data-start=\"1566\" data-end=\"1569\"\u003eAFMD16141\u003cbr data-start=\"1578\" data-end=\"1581\"\u003eAFMD16151\u003c\/p\u003e\n\u003cp data-start=\"1594\" data-end=\"1653\"\u003eAFMD20111\u003cbr data-start=\"1603\" data-end=\"1606\"\u003eAFMD20121\u003cbr data-start=\"1615\" data-end=\"1618\"\u003eAFMD20131\u003cbr data-start=\"1627\" data-end=\"1630\"\u003eAFMD20141\u003cbr data-start=\"1639\" data-end=\"1642\"\u003eAFMD20151\u003c\/p\u003e\n\u003cp data-start=\"1655\" data-end=\"1714\"\u003eAFMD25111\u003cbr data-start=\"1664\" data-end=\"1667\"\u003eAFMD25121\u003cbr data-start=\"1676\" data-end=\"1679\"\u003eAFMD25131\u003cbr data-start=\"1688\" data-end=\"1691\"\u003eAFMD25141\u003cbr data-start=\"1700\" data-end=\"1703\"\u003eAFMD25151\u003c\/p\u003e\n\u003cp data-start=\"1716\" data-end=\"1775\"\u003eAFMD30111\u003cbr data-start=\"1725\" data-end=\"1728\"\u003eAFMD30121\u003cbr data-start=\"1737\" data-end=\"1740\"\u003eAFMD30131\u003cbr data-start=\"1749\" data-end=\"1752\"\u003eAFMD30141\u003cbr data-start=\"1761\" data-end=\"1764\"\u003eAFMD30151\u003c\/p\u003e\n\u003cp data-start=\"1777\" data-end=\"1836\"\u003eAFMD35111\u003cbr data-start=\"1786\" data-end=\"1789\"\u003eAFMD35121\u003cbr data-start=\"1798\" data-end=\"1801\"\u003eAFMD35131\u003cbr data-start=\"1810\" data-end=\"1813\"\u003eAFMD35141\u003cbr data-start=\"1822\" data-end=\"1825\"\u003eAFMD35151\u003c\/p\u003e\n\u003chr data-start=\"1838\" data-end=\"1841\"\u003e\n\u003ch2 data-start=\"1843\" data-end=\"1859\"\u003eAFLA Series\u003c\/h2\u003e\n\u003cp data-start=\"1860\" data-end=\"1931\"\u003eAFLA35211\u003cbr data-start=\"1869\" data-end=\"1872\"\u003eAFLA35221\u003cbr data-start=\"1881\" data-end=\"1884\"\u003eAFLA35231\u003cbr data-start=\"1893\" data-end=\"1896\"\u003eAFLA40211\u003cbr data-start=\"1905\" data-end=\"1908\"\u003eAFLA40221\u003cbr data-start=\"1917\" data-end=\"1920\"\u003eAFLA40231\u003c\/p\u003e\n\u003chr data-start=\"1933\" data-end=\"1936\"\u003e\n\u003ch2 data-start=\"1938\" data-end=\"1954\"\u003eAFLD Series\u003c\/h2\u003e\n\u003cp data-start=\"1955\" data-end=\"2039\"\u003eAFLD35111\u003cbr data-start=\"1964\" data-end=\"1967\"\u003eAFLD35121\u003cbr data-start=\"1976\" data-end=\"1979\"\u003eAFLD35131\u003cbr data-start=\"1988\" data-end=\"1991\"\u003eAFLD40111\u003cbr data-start=\"2000\" data-end=\"2003\"\u003eAFLD40121\u003cbr data-start=\"2012\" data-end=\"2015\"\u003eAFLD40121W\u003cbr data-start=\"2025\" data-end=\"2028\"\u003eAFLD40131\u003c\/p\u003e\n\u003chr data-start=\"2041\" data-end=\"2044\"\u003e\n\u003ch2 data-start=\"2046\" data-end=\"2062\"\u003eDFMD Series\u003c\/h2\u003e\n\u003cp data-start=\"2063\" data-end=\"2097\"\u003e(Serial Number 72489157 and above)\u003c\/p\u003e\n\u003cp data-start=\"2099\" data-end=\"2158\"\u003eDFMD16111\u003cbr data-start=\"2108\" data-end=\"2111\"\u003eDFMD16121\u003cbr data-start=\"2120\" data-end=\"2123\"\u003eDFMD16131\u003cbr data-start=\"2132\" data-end=\"2135\"\u003eDFMD16141\u003cbr data-start=\"2144\" data-end=\"2147\"\u003eDFMD16151\u003c\/p\u003e\n\u003cp data-start=\"2160\" data-end=\"2219\"\u003eDFMD20111\u003cbr data-start=\"2169\" data-end=\"2172\"\u003eDFMD20121\u003cbr data-start=\"2181\" data-end=\"2184\"\u003eDFMD20131\u003cbr data-start=\"2193\" data-end=\"2196\"\u003eDFMD20141\u003cbr data-start=\"2205\" data-end=\"2208\"\u003eDFMD20151\u003c\/p\u003e\n\u003cp data-start=\"2221\" data-end=\"2280\"\u003eDFMD25111\u003cbr data-start=\"2230\" data-end=\"2233\"\u003eDFMD25121\u003cbr data-start=\"2242\" data-end=\"2245\"\u003eDFMD25131\u003cbr data-start=\"2254\" data-end=\"2257\"\u003eDFMD25141\u003cbr data-start=\"2266\" data-end=\"2269\"\u003eDFMD25151\u003c\/p\u003e\n\u003cp data-start=\"2282\" data-end=\"2341\"\u003eDFMD30111\u003cbr data-start=\"2291\" data-end=\"2294\"\u003eDFMD30121\u003cbr data-start=\"2303\" data-end=\"2306\"\u003eDFMD30131\u003cbr data-start=\"2315\" data-end=\"2318\"\u003eDFMD30141\u003cbr data-start=\"2327\" data-end=\"2330\"\u003eDFMD30151\u003c\/p\u003e\n\u003cp data-start=\"2343\" data-end=\"2415\"\u003eDFMD35111\u003cbr data-start=\"2352\" data-end=\"2355\"\u003eDFMD35121\u003cbr data-start=\"2364\" data-end=\"2367\"\u003eDFMD35121W\u003cbr data-start=\"2377\" data-end=\"2380\"\u003eDFMD35131\u003cbr data-start=\"2389\" data-end=\"2392\"\u003eDFMD35141\u003cbr data-start=\"2401\" data-end=\"2404\"\u003eDFMD35151\u003c\/p\u003e\n\u003chr data-start=\"2417\" data-end=\"2420\"\u003e\n\u003ch2 data-start=\"2422\" data-end=\"2438\"\u003eDFLD Series\u003c\/h2\u003e\n\u003cp data-start=\"2439\" data-end=\"2473\"\u003e(Serial Number 72991128 and above)\u003c\/p\u003e\n\u003cp data-start=\"2475\" data-end=\"2546\"\u003eDFLD35111\u003cbr data-start=\"2484\" data-end=\"2487\"\u003eDFLD35121\u003cbr data-start=\"2496\" data-end=\"2499\"\u003eDFLD35131\u003cbr data-start=\"2508\" data-end=\"2511\"\u003eDFLD40111\u003cbr data-start=\"2520\" data-end=\"2523\"\u003eDFLD40121\u003cbr data-start=\"2532\" data-end=\"2535\"\u003eDFLD40131\u003c\/p\u003e\n\u003chr data-start=\"2548\" data-end=\"2551\"\u003e\n\u003ch2 data-start=\"2553\" data-end=\"2569\"\u003eDFLA Series\u003c\/h2\u003e\n\u003cp data-start=\"2570\" data-end=\"2604\"\u003e(Serial Number 81689156 and above)\u003c\/p\u003e\n\u003cp data-start=\"2606\" data-end=\"2677\"\u003eDFLA35211\u003cbr data-start=\"2615\" data-end=\"2618\"\u003eDFLA35221\u003cbr data-start=\"2627\" data-end=\"2630\"\u003eDFLA35231\u003cbr data-start=\"2639\" data-end=\"2642\"\u003eDFLA40211\u003cbr data-start=\"2651\" data-end=\"2654\"\u003eDFLA40221\u003cbr data-start=\"2663\" data-end=\"2666\"\u003eDFLA40231\u003c\/p\u003e\n\u003chr data-start=\"2679\" data-end=\"2682\"\u003e\n\u003cblockquote data-start=\"2684\" data-end=\"2765\"\u003e\n\u003cp data-start=\"2686\" data-end=\"2765\"\u003eAlways verify both your furnace model number AND serial number before ordering.\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003chr data-start=\"2767\" data-end=\"2770\"\u003e\n\u003ch2 data-start=\"2772\" data-end=\"2815\"\u003eWhen Should You Replace the Sail Switch?\u003c\/h2\u003e\n\u003cp data-start=\"2817\" data-end=\"2860\"\u003eYou may need to replace the sail switch if:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"2864\" data-end=\"2904\"\u003eBlower runs but burner does not ignite\u003c\/li\u003e\n\u003cli data-start=\"2907\" data-end=\"2950\"\u003eFurnace attempts ignition then shuts down\u003c\/li\u003e\n\u003cli data-start=\"2953\" data-end=\"2982\"\u003eIntermittent heating occurs\u003c\/li\u003e\n\u003cli data-start=\"2985\" data-end=\"3026\"\u003eAirflow-related fault conditions appear\u003c\/li\u003e\n\u003cli data-start=\"3029\" data-end=\"3076\"\u003eSwitch paddle is bent, stuck, or contaminated\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"3078\" data-end=\"3163\"\u003eThe sail switch is one of the most common service parts on AF and DF medium furnaces.\u003c\/p\u003e\n\u003chr data-start=\"3165\" data-end=\"3168\"\u003e\n\u003ch2 data-start=\"3170\" data-end=\"3195\"\u003eProduct Specifications\u003c\/h2\u003e\n\u003cp data-start=\"3197\" data-end=\"3374\"\u003eManufacturer: Dometic \/ Atwood\u003cbr data-start=\"3227\" data-end=\"3230\"\u003ePart Number: 36165\u003cbr data-start=\"3248\" data-end=\"3251\"\u003eComponent: Sail Switch (Low Air Flow Switch)\u003cbr data-start=\"3295\" data-end=\"3298\"\u003eApplication: AF Medium \u0026amp; DF Medium Series\u003cbr data-start=\"3339\" data-end=\"3342\"\u003eIncludes: Sail switch assembly\u003c\/p\u003e\n\u003chr data-start=\"3376\" data-end=\"3379\"\u003e\n\u003ch2 data-start=\"3381\" data-end=\"3416\"\u003eFrequently Asked Questions (FAQ)\u003c\/h2\u003e\n\u003cp data-start=\"3418\" data-end=\"3526\"\u003e\u003cstrong data-start=\"3418\" data-end=\"3452\"\u003eQ: What does a sail switch do?\u003c\/strong\u003e\u003cbr data-start=\"3452\" data-end=\"3455\"\u003eA: It confirms sufficient airflow before allowing the burner to ignite.\u003c\/p\u003e\n\u003cp data-start=\"3528\" data-end=\"3667\"\u003e\u003cstrong data-start=\"3528\" data-end=\"3587\"\u003eQ: Why does my furnace blower run but no flame appears?\u003c\/strong\u003e\u003cbr data-start=\"3587\" data-end=\"3590\"\u003eA: A faulty sail switch is one of the most common causes of ignition failure.\u003c\/p\u003e\n\u003cp data-start=\"3669\" data-end=\"3839\"\u003e\u003cstrong data-start=\"3669\" data-end=\"3725\"\u003eQ: Why are serial numbers listed for some DF models?\u003c\/strong\u003e\u003cbr data-start=\"3725\" data-end=\"3728\"\u003eA: Design updates changed switch compatibility. Units below the listed serial numbers require a different part.\u003c\/p\u003e\n\u003cp data-start=\"3841\" data-end=\"3945\"\u003e\u003cstrong data-start=\"3841\" data-end=\"3885\"\u003eQ: Is this an OEM Dometic \/ Atwood part?\u003c\/strong\u003e\u003cbr data-start=\"3885\" data-end=\"3888\"\u003eA: Yes. 36165 is a genuine factory replacement component.\u003c\/p\u003e","brand":"RV Furnace Guys","offers":[{"title":"Default Title","offer_id":47855082045681,"sku":null,"price":35.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0784\/4941\/0289\/files\/36165.jpg?v=1772327376","url":"https:\/\/rvfurnaceguys.com\/products\/dometic-atwood-36165-furnace-low-air-flow-switch-sail-switch-afmd-afla-afld-dfmd-dfla-dfld","provider":"RV Furnace Guys","version":"1.0","type":"link"}