{"product_id":"carrier-control-board-ff1dne024000aaaa","title":"OEM Carrier Control Board HK42FZ034 for Model FF1DNE024000AAAA","description":"\u003cdiv\u003e\n\u003ch1\u003eOEM Carrier Control Board HK42FZ034 for Model FF1DNE024000AAAA\u003c\/h1\u003e\n\u003cp\u003eThis OEM Carrier control board (HK42FZ034) is the integrated furnace control for your FF1DNE024000AAAA fan coil unit, responsible for ignition sequencing, blower timing, and safety lockout protection. It monitors the flame sensor, high-limit switch, and pressure switch, then coordinates the gas valve and indoor blower for safe and efficient heating cycles. When this board fails you may see no heat, short cycling, a blower that runs continuously, or diagnostic fault codes flashing on the LED. Because it is a factory-direct replacement, the connector pinout and control logic match the original precisely — no rewiring or reprogramming needed. Installation is moderate: turn off power, photograph the existing wiring, transfer the plugs one by one, and remount on the original standoffs, generally a 20-30 minute task. Opting for genuine Carrier hardware keeps your equipment warranty intact and sidesteps the timing problems associated with universal aftermarket boards. This control board is in stock and ships same-day when you order before 3PM CST. Fitment confirmed for the FF1DNE024000AAAA.\u003c\/p\u003e\n\u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis part is compatible with Carrier model FF1DNE024000AAAA.\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":62946579841395,"sku":"carrier-control-board-ff1dne024000aaaa","price":189.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/carrier-control-board-ff1dne024000aaaa","provider":"National HVAC Parts","version":"1.0","type":"link"}