{"product_id":"carrier-control-board-fa4cnc036010aaaa","title":"OEM Carrier Control Board HK42FZ034 for Model FA4CNC036010AAAA","description":"\u003cdiv\u003e\n\u003ch1\u003eOEM Carrier Control Board HK42FZ034 for Model FA4CNC036010AAAA\u003c\/h1\u003e\n\u003cp\u003eThis genuine OEM Carrier control board (HK42FZ034) is the central controller for your FA4CNC036010AAAA fan coil unit, governing blower operation, thermostat communication, and onboard safety logic. Symptoms of a failed board include a dead system, a blower that won't engage, fault codes, or unpredictable cycling. Manufactured and programmed to Carrier's factory standards, this authentic replacement is an exact fit for the FA4CNC036010AAAA, sparing you the wiring and reprogramming hassles common with universal aftermarket boards. Installing the correct OEM board restores precise fan sequencing, accurate timing, and integrated safety monitoring that protects your equipment from further damage. The job is rated moderate to advanced and typically takes 30 to 45 minutes; transfer the wiring one connection at a time, photograph the layout beforehand, and keep power off at the breaker. As a true Carrier component, it delivers guaranteed fit and performance right out of the box. Order before 3PM CST for same-day shipping so your system is back up with minimal downtime. Need to confirm your board revision? Our HVAC specialists are happy to verify compatibility before you order.\u003c\/p\u003e\n\u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis part is compatible with Carrier model FA4CNC036010AAAA.\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":62955783618931,"sku":"carrier-control-board-fa4cnc036010aaaa","price":149.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/carrier-control-board-fa4cnc036010aaaa","provider":"National HVAC Parts","version":"1.0","type":"link"}