{"product_id":"icp-furnace-control-board-for-rgs102hsca0aaa-oem-1183618-kit-ships-today","title":"ICP Furnace Control Board for RGS102HSCA0AAA — OEM 1183618 Kit | Ships Today","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eThis OEM integrated furnace control board kit (part number 1183618) is the brain of the ICP \/ Tempstar \/ Heil RGS102HSCA0AAA gas furnace. It sequences the ignition cycle — inducer, igniter warm-up, gas valve, and blower timing — while monitoring the flame sensor, limit switches, and pressure switch for safe operation. The kit ships as a complete board assembly for a direct factory replacement. When this board fails, the furnace may short-cycle, fail to ignite, run the blower continuously, or go completely dead, since nearly every safety and timing function routes through it.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpec\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003e1183618 (kit)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003eIntegrated Furnace Ignition Control Board\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eICP \/ Tempstar \/ Heil\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLine Voltage\u003c\/td\u003e\n\u003ctd\u003e120V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eControl Voltage\u003c\/td\u003e\n\u003ctd\u003e24V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFitment\u003c\/td\u003e\n\u003ctd\u003eOEM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch3\u003eCompatibility\u003c\/h3\u003e\u003cp\u003eDesigned for the ICP-family RGS102HSCA0AAA gas furnace marketed under Tempstar, Heil, Comfortmaker and Day \u0026amp; Night. Verify the board number printed on your existing board before ordering, as ICP used several revisions across production runs.\u003c\/p\u003e\u003ch3\u003eInstallation Guide\u003c\/h3\u003e\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety First\u003c\/strong\u003e — Disconnect power at the furnace switch and breaker; verify zero voltage with a multimeter.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccess\u003c\/strong\u003e — Remove the blower-compartment service panel.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDocument\u003c\/strong\u003e — Photograph every wire and connector on the old board before removing anything.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRemove\u003c\/strong\u003e — Unplug the harnesses, release the mounting standoffs, and lift out the failed board.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall\u003c\/strong\u003e — Snap in the new board and reconnect each plug exactly per your photo.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTest\u003c\/strong\u003e — Restore power and run a full heat cycle, confirming proper inducer, ignition, and blower timing.\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch3\u003eSigns You Need a Replacement\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eFurnace is completely unresponsive on a heat call\u003c\/li\u003e\n\u003cli\u003eShort-cycling or random shutdowns mid-cycle\u003c\/li\u003e\n\u003cli\u003eBlower runs constantly regardless of thermostat\u003c\/li\u003e\n\u003cli\u003eVisible burnt traces, scorch marks, or a failed onboard fuse\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eShipping \u0026amp; Returns\u003c\/h3\u003e\u003cp\u003eShips same day before 3 PM CST. 30-day returns. Backed by the National HVAC Parts fitment guarantee.\u003c\/p\u003e","brand":"ICP","offers":[{"title":"OEM","offer_id":63027638862195,"sku":"1183618","price":207.94,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":63047523238259,"sku":"1183618-GEN","price":159.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-control-board-furnace-1183618_e38c0eb6-1f71-420e-8821-2eac74c5bd00.jpg?v=1782888078","url":"https:\/\/nationalhvacparts.com\/products\/icp-furnace-control-board-for-rgs102hsca0aaa-oem-1183618-kit-ships-today","provider":"National HVAC Parts","version":"1.0","type":"link"}