{"product_id":"carrier-control-board-fa4cnf024010aaaa","title":"OEM Carrier Control Board HK42FZ034 for Model FA4CNF024010AAAA","description":"\u003cdiv\u003e\n\u003ch1\u003eOEM Carrier Control Board HK42FZ034 for Model FA4CNF024010AAAA\u003c\/h1\u003e\n\u003cp\u003eThis OEM Carrier control board (HK42FZ034) is the central circuit board that manages the operation of your Carrier FA4CNF024010AAAA fan coil air handler. It coordinates blower motor timing, safety interlocks, and signal communication between your thermostat and indoor unit, ensuring smooth, reliable heating and cooling cycles. A failing board can cause no-blower operation, intermittent shutdowns, or erratic system behavior. Built to exact factory specifications, this genuine Carrier replacement guarantees a precise fit and dependable performance for the FA4CNF024010AAAA. Installation is moderate difficulty and best handled by a qualified HVAC technician, since it involves disconnecting line-voltage wiring and matching connector terminals — most pros complete the swap in under an hour. Always cut power at the breaker before servicing. As a genuine OEM part, it restores your system to original manufacturer performance and protects your warranty. In stock and ships same-day when your order is placed before 3PM CST. Order with confidence from NationalHVACParts.com for authentic Carrier components and fast, reliable delivery.\u003c\/p\u003e\n\u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis part is compatible with Carrier model FA4CNF024010AAAA.\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":62955552342387,"sku":"carrier-control-board-fa4cnf024010aaaa","price":124.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/carrier-control-board-fa4cnf024010aaaa","provider":"National HVAC Parts","version":"1.0","type":"link"}