{"product_id":"fc90113-120v-spdt-relay-control-center","title":"FC90113 120V SPDT RELAY Control Center","description":"\u003cp\u003eFC90113 120V SPDT RELAY Control Center\u003c\/p\u003e\n\u003cstyle\u003e\na {\n    text-decoration: none;\n    color: #464feb;\n}\ntr th, tr td {\n    border: 1px solid #e6e6e6;\n}\ntr th {\n    background-color: #f5f5f5;\n}\n\u003c\/style\u003e\n\u003cdiv\u003e\n\u003cp\u003eThe \u003cstrong\u003eFC90113 Control Center\u003c\/strong\u003e is an OEM HVAC control assembly featuring a \u003cstrong\u003e120V SPDT relay\u003c\/strong\u003e designed to manage blower motor and control circuit functions in residential and light commercial heating and cooling equipment. Built for dependable switching performance and easy replacement of worn or failed control components.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eCross-Reference\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFC90113\u003c\/li\u003e\n\u003cli\u003eFC90-113\u003c\/li\u003e\n\u003cli\u003eFC 90113\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003eDirect OEM\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eFC90113\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eCompatible Brands\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eICP\u003c\/li\u003e\n\u003cli\u003eHeil\u003c\/li\u003e\n\u003cli\u003eTempstar\u003c\/li\u003e\n\u003cli\u003eArcoaire\u003c\/li\u003e\n\u003cli\u003eComfortmaker\u003c\/li\u003e\n\u003cli\u003eKeepRite\u003c\/li\u003e\n\u003cli\u003eDay \u0026amp; Night\u003c\/li\u003e\n\u003cli\u003eUniversal HVAC applications (verify specifications)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003eApplication\u003c\/h3\u003e\n\u003cp\u003eUsed in furnaces, air handlers, and HVAC control systems to:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eControl blower motor operation\u003c\/li\u003e\n\u003cli\u003eSwitch line voltage circuits\u003c\/li\u003e\n\u003cli\u003eInterface thermostat and control board outputs\u003c\/li\u003e\n\u003cli\u003eProvide SPDT relay switching for fan functions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003eRelated Components\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFan Relay\u003c\/li\u003e\n\u003cli\u003eTransformer\u003c\/li\u003e\n\u003cli\u003eIntegrated Control Board\u003c\/li\u003e\n\u003cli\u003eContactor\u003c\/li\u003e\n\u003cli\u003eBlower Motor Capacitor\u003c\/li\u003e\n\u003cli\u003eLimit Switch\u003c\/li\u003e\n\u003cli\u003eFan Control Board\u003c\/li\u003e\n\u003cli\u003eThermostat\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003eTechnician Notes\u003c\/h3\u003e\n\u003cp\u003eThe FC90113 control center contains a 120V SPDT relay commonly used for indoor blower control and auxiliary switching functions. When diagnosing failures, verify proper coil voltage, relay contact continuity, and terminal integrity. Excessive current draw from the blower motor can shorten relay life.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eCommon Symptoms of Failure\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eIndoor blower not operating\u003c\/li\u003e\n\u003cli\u003eBlower runs continuously\u003c\/li\u003e\n\u003cli\u003eIntermittent fan operation\u003c\/li\u003e\n\u003cli\u003eRelay chatter or buzzing\u003c\/li\u003e\n\u003cli\u003eBurned or pitted contacts\u003c\/li\u003e\n\u003cli\u003eNo voltage output through relay contacts\u003c\/li\u003e\n\u003cli\u003eDelayed fan engagement\u003c\/li\u003e\n\u003cli\u003eHVAC system does not respond to thermostat commands\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003eInstallation Tips\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eDisconnect electrical power before servicing.\u003c\/li\u003e\n\u003cli\u003eVerify relay coil voltage matches system requirements.\u003c\/li\u003e\n\u003cli\u003eLabel all wiring before removal.\u003c\/li\u003e\n\u003cli\u003eInspect terminals for heat damage.\u003c\/li\u003e\n\u003cli\u003eTransfer wires individually to avoid miswiring.\u003c\/li\u003e\n\u003cli\u003eConfirm proper relay operation after installation.\u003c\/li\u003e\n\u003cli\u003eTest heating, cooling, and fan-only modes before returning equipment to service.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003chr\u003e\n\u003ch3\u003eRecommended Inspection Items\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eRelay coil voltage\u003c\/li\u003e\n\u003cli\u003eRelay contact condition\u003c\/li\u003e\n\u003cli\u003eBlower motor amperage\u003c\/li\u003e\n\u003cli\u003eControl board outputs\u003c\/li\u003e\n\u003cli\u003eThermostat operation\u003c\/li\u003e\n\u003cli\u003eWiring harness connections\u003c\/li\u003e\n\u003cli\u003eTerminal discoloration or overheating\u003c\/li\u003e\n\u003cli\u003eIncoming line voltage\u003c\/li\u003e\n\u003cli\u003eAirflow restrictions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Quinn","offers":[{"title":"Default Title","offer_id":45561541328962,"sku":"FC90113","price":62.01,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1071\/8320\/products\/7547-3.jpeg?v=1566072195","url":"https:\/\/hvacpartstore.com\/products\/fc90113-120v-spdt-relay-control-center","provider":"HVACpartstore","version":"1.0","type":"link"}