{"product_id":"carrier-control-board-fa4anf048010afaa","title":"OEM Carrier Control Board HK42FZ034 for Model FA4ANF048010AFAA","description":"\u003cdiv\u003e\n\u003ch1\u003eOEM Carrier Control Board HK42FZ034 for Model FA4ANF048010AFAA\u003c\/h1\u003e\n\u003cp\u003eThis OEM Carrier control board (HK42FZ034) is the brain of your FA4ANF048010AFAA fan coil, governing blower timing, safety lockouts, and ignition sequencing. If your unit short-cycles, won't start the blower, or flashes fault codes, a failed control board is the likely cause. This genuine Carrier replacement is manufactured to exact factory specifications, guaranteeing correct relay logic, voltage handling, and seamless compatibility with the FA4ANF048010AFAA — no rewiring or jumper hacks. Installation is moderate difficulty and takes most techs or experienced DIYers 30-45 minutes: kill power at the breaker, photograph the existing harness, then move each connector one at a time to the new board. Confirm every plug is fully seated before restoring power. Genuine OEM boards protect your equipment warranty and avoid the erratic behavior often seen with universal aftermarket replacements. We keep this part in stock and ship same-day on all orders placed before 3PM CST, getting your system back online quickly. Backed by our fitment guarantee for the FA4ANF048010AFAA platform.\u003c\/p\u003e\n\u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis part is compatible with Carrier model FA4ANF048010AFAA.\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":62957211648371,"sku":"carrier-control-board-fa4anf048010afaa","price":189.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/carrier-control-board-fa4anf048010afaa","provider":"National HVAC Parts","version":"1.0","type":"link"}