{"product_id":"carrier-control-board-fa4cnf024005aaaa","title":"OEM Carrier Control Board HK42FZ034 for Model FA4CNF024005AAAA","description":"\u003cdiv\u003e\n\u003ch1\u003eOEM Carrier Control Board HK42FZ034 for Model FA4CNF024005AAAA\u003c\/h1\u003e\n\u003cp\u003eThis OEM Carrier control board (HK42FZ034) is the primary circuit board that runs your Carrier FA4CNF024005AAAA fan coil air handler. It directs blower motor timing, processes thermostat demands, and enforces built-in safety protections to keep your heating and cooling cycles reliable. A failed board often presents as a blower that won't start, intermittent system shutdowns, or erratic operation. Manufactured to exact Carrier factory specifications, this genuine replacement delivers a guaranteed fit and restores original performance to the FA4CNF024005AAAA. Installation is moderate in difficulty and best performed by a licensed HVAC technician, as it requires disconnecting line-voltage wiring and transferring connectors to the correct terminals; experienced pros typically finish in under an hour. Always disconnect power at the breaker before beginning service. Using an authentic OEM board safeguards your warranty and ensures full compatibility with your system. In stock and shipping same-day on orders placed before 3PM CST. Shop NationalHVACParts.com for genuine Carrier components and fast, reliable delivery.\u003c\/p\u003e\n\u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis part is compatible with Carrier model FA4CNF024005AAAA.\u003c\/p\u003e\n\u003ch2\u003eShipping\u003c\/h2\u003e\n\u003cp\u003eSame-day shipping before 3 PM CST. 30-day returns on uninstalled parts.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carrier","offers":[{"title":"Default Title","offer_id":62955552506227,"sku":"carrier-control-board-fa4cnf024005aaaa","price":124.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/carrier-control-board-fa4cnf024005aaaa","provider":"National HVAC Parts","version":"1.0","type":"link"}