{"product_id":"suburban-521052-wiring-harness-p40-furnace-for-use-with-521099-board-special-order","title":"Suburban 521052 Wiring Harness – P40 Furnace (For Use with 521099 Board) – Special Order","description":"\u003ch2 data-section-id=\"53drpp\" data-start=\"254\" data-end=\"275\"\u003eProduct Overview\u003c\/h2\u003e\n\u003cp data-start=\"276\" data-end=\"477\"\u003eThe \u003cstrong data-start=\"280\" data-end=\"314\"\u003eSuburban 521052 Wiring Harness\u003c\/strong\u003e is designed specifically for the \u003cstrong data-start=\"348\" data-end=\"375\"\u003eSuburban P40 RV furnace\u003c\/strong\u003e, allowing compatibility with the \u003cstrong data-start=\"409\" data-end=\"442\"\u003e521099 ignition control board\u003c\/strong\u003e to enable the fan control feature.\u003c\/p\u003e\n\u003cp data-start=\"479\" data-end=\"718\"\u003eThis harness is required when upgrading a P40 furnace to the newer 521099 control board. It ensures proper electrical connections between the furnace components and the module board, allowing the system to operate efficiently and reliably.\u003c\/p\u003e\n\u003cp data-start=\"720\" data-end=\"847\"\u003eBuilt for a precise fit, the 521052 harness simplifies installation and helps prevent wiring issues during upgrades or repairs.\u003c\/p\u003e\n\u003chr data-start=\"849\" data-end=\"852\"\u003e\n\u003ch2 data-section-id=\"14at72t\" data-start=\"854\" data-end=\"871\"\u003eKey Features\u003c\/h2\u003e\n\u003cul data-start=\"872\" data-end=\"1338\"\u003e\n\u003cli data-section-id=\"wvc832\" data-start=\"872\" data-end=\"920\"\u003eDesigned for \u003cstrong data-start=\"887\" data-end=\"918\"\u003eSuburban P40 furnace models\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"11gso5x\" data-start=\"921\" data-end=\"998\"\u003eEnables \u003cstrong data-start=\"931\" data-end=\"960\"\u003efan control functionality\u003c\/strong\u003e when used with control board 521099\u003c\/li\u003e\n\u003cli data-section-id=\"qivo02\" data-start=\"999\" data-end=\"1058\"\u003eRequired for upgrading P40 furnaces without fan control\u003c\/li\u003e\n\u003cli data-section-id=\"1c4ihr9\" data-start=\"1059\" data-end=\"1110\"\u003eProvides secure and reliable wiring connections\u003c\/li\u003e\n\u003cli data-section-id=\"1reavob\" data-start=\"1111\" data-end=\"1167\"\u003eHelps ensure proper furnace operation and efficiency\u003c\/li\u003e\n\u003cli data-section-id=\"83yh3w\" data-start=\"1168\" data-end=\"1225\"\u003eReduces risk of electrical issues and improper wiring\u003c\/li\u003e\n\u003cli data-section-id=\"qykgd7\" data-start=\"1226\" data-end=\"1280\"\u003eDirect-fit design for straightforward installation\u003c\/li\u003e\n\u003cli data-section-id=\"fr00bb\" data-start=\"1281\" data-end=\"1338\"\u003eSpecial Order Item – Estimated \u003cstrong data-start=\"1314\" data-end=\"1336\"\u003e7–14 day lead time\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1340\" data-end=\"1343\"\u003e\n\u003ch2 data-section-id=\"1qhk4i3\" data-start=\"1345\" data-end=\"1364\"\u003eSpecifications\u003c\/h2\u003e\n\u003cul data-start=\"1365\" data-end=\"1538\"\u003e\n\u003cli data-section-id=\"1cgbvt3\" data-start=\"1365\" data-end=\"1388\"\u003ePart Number: 521052\u003c\/li\u003e\n\u003cli data-section-id=\"1snwcer\" data-start=\"1389\" data-end=\"1433\"\u003eProduct Type: Fan control wiring harness\u003c\/li\u003e\n\u003cli data-section-id=\"1hq48pq\" data-start=\"1434\" data-end=\"1474\"\u003eApplication: Suburban P40 RV furnace\u003c\/li\u003e\n\u003cli data-section-id=\"jvktfw\" data-start=\"1475\" data-end=\"1538\"\u003eFunction: Enables fan control integration with 521099 board\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1540\" data-end=\"1543\"\u003e\n\u003ch2 data-section-id=\"yzynuf\" data-start=\"1545\" data-end=\"1575\"\u003eCompatible Furnace Models\u003c\/h2\u003e\n\u003cul data-start=\"1576\" data-end=\"1592\"\u003e\n\u003cli data-section-id=\"1gfkenm\" data-start=\"1576\" data-end=\"1592\"\u003eSuburban P40\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1594\" data-end=\"1597\"\u003e\n\u003ch2 data-section-id=\"1rkovwv\" data-start=\"1599\" data-end=\"1631\"\u003eImportant Installation Note\u003c\/h2\u003e\n\u003cp data-start=\"1632\" data-end=\"1793\"\u003eThis wiring harness is used to connect the \u003cstrong data-start=\"1675\" data-end=\"1717\"\u003eSuburban 521099 ignition control board\u003c\/strong\u003e to the P40 furnace system in order to activate the \u003cstrong data-start=\"1769\" data-end=\"1792\"\u003efan control feature\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cul data-start=\"1795\" data-end=\"1955\"\u003e\n\u003cli data-section-id=\"os4ucs\" data-start=\"1795\" data-end=\"1875\"\u003eThe \u003cstrong data-start=\"1801\" data-end=\"1840\"\u003e521099 module board is NOT included\u003c\/strong\u003e and must be purchased separately\u003c\/li\u003e\n\u003cli data-section-id=\"1be28vz\" data-start=\"1876\" data-end=\"1955\"\u003eRequired when upgrading systems that do not already have fan control wiring\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1957\" data-end=\"1960\"\u003e\n\u003ch2 data-section-id=\"tr8gm2\" data-start=\"1962\" data-end=\"1997\"\u003eWhen Do You Need This Harness?\u003c\/h2\u003e\n\u003cp data-start=\"1998\" data-end=\"2043\"\u003eYou will need the 521052 wiring harness if:\u003c\/p\u003e\n\u003cul data-start=\"2044\" data-end=\"2292\"\u003e\n\u003cli data-section-id=\"1upok5e\" data-start=\"2044\" data-end=\"2120\"\u003eYou are upgrading a \u003cstrong data-start=\"2066\" data-end=\"2090\"\u003eSuburban P40 furnace\u003c\/strong\u003e to the 521099 control board\u003c\/li\u003e\n\u003cli data-section-id=\"9a3uv5\" data-start=\"2121\" data-end=\"2174\"\u003eYour furnace does \u003cstrong data-start=\"2141\" data-end=\"2172\"\u003enot have fan control wiring\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"18cvz0u\" data-start=\"2175\" data-end=\"2222\"\u003eYou are replacing damaged or missing wiring\u003c\/li\u003e\n\u003cli data-section-id=\"1368rml\" data-start=\"2223\" data-end=\"2292\"\u003eYour furnace fan control is not functioning after a board upgrade\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2294\" data-end=\"2297\"\u003e\n\u003ch2 data-section-id=\"1hdrzr1\" data-start=\"2299\" data-end=\"2328\"\u003eWhy This Harness Matters\u003c\/h2\u003e\n\u003cul data-start=\"2329\" data-end=\"2546\"\u003e\n\u003cli data-section-id=\"1ezxal1\" data-start=\"2329\" data-end=\"2388\"\u003eEnsures proper communication between furnace components\u003c\/li\u003e\n\u003cli data-section-id=\"vzrk9\" data-start=\"2389\" data-end=\"2445\"\u003eAllows full functionality of upgraded control boards\u003c\/li\u003e\n\u003cli data-section-id=\"dopbau\" data-start=\"2446\" data-end=\"2500\"\u003ePrevents wiring mismatches and installation issues\u003c\/li\u003e\n\u003cli data-section-id=\"16xoo1l\" data-start=\"2501\" data-end=\"2546\"\u003eHelps extend furnace life and reliability\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2548\" data-end=\"2551\"\u003e\n\u003ch2 data-section-id=\"x9bttf\" data-start=\"2553\" data-end=\"2561\"\u003eFAQ\u003c\/h2\u003e\n\u003cp data-start=\"2563\" data-end=\"2707\"\u003e\u003cstrong data-start=\"2563\" data-end=\"2612\"\u003eDo I need this with the 521099 control board?\u003c\/strong\u003e\u003cbr data-start=\"2612\" data-end=\"2615\"\u003eYes, for P40 furnaces that do not already have fan control wiring, this harness is required.\u003c\/p\u003e\n\u003cp data-start=\"2709\" data-end=\"2797\"\u003e\u003cstrong data-start=\"2709\" data-end=\"2743\"\u003eIs the control board included?\u003c\/strong\u003e\u003cbr data-start=\"2743\" data-end=\"2746\"\u003eNo, the \u003cstrong data-start=\"2754\" data-end=\"2796\"\u003e521099 module board is sold separately\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"2799\" data-end=\"2919\"\u003e\u003cstrong data-start=\"2799\" data-end=\"2841\"\u003eWill this fit other Suburban furnaces?\u003c\/strong\u003e\u003cbr data-start=\"2841\" data-end=\"2844\"\u003eNo, this harness is specifically designed for the \u003cstrong data-start=\"2894\" data-end=\"2918\"\u003eSuburban P40 furnace\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"2921\" data-end=\"3024\"\u003e\u003cstrong data-start=\"2921\" data-end=\"2947\"\u003eIs this item in stock?\u003c\/strong\u003e\u003cbr data-start=\"2947\" data-end=\"2950\"\u003eThis is a \u003cstrong data-start=\"2960\" data-end=\"2982\"\u003especial order item\u003c\/strong\u003e with an estimated \u003cstrong data-start=\"3001\" data-end=\"3023\"\u003e7–14 day lead time\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"3026\" data-end=\"3132\"\u003e\u003cstrong data-start=\"3026\" data-end=\"3056\"\u003eIs installation difficult?\u003c\/strong\u003e\u003cbr data-start=\"3056\" data-end=\"3059\"\u003eNo, it is a direct-fit harness designed for straightforward installation.\u003c\/p\u003e","brand":"RV Furnace Guys","offers":[{"title":"Default Title","offer_id":47949582237937,"sku":null,"price":79.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0784\/4941\/0289\/files\/GenericSuburbanImage_11060170-3846-4411-bade-eeb3f81d5d18.jpg?v=1774301024","url":"https:\/\/rvfurnaceguys.com\/products\/suburban-521052-wiring-harness-p40-furnace-for-use-with-521099-board-special-order","provider":"RV Furnace Guys","version":"1.0","type":"link"}