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Carrier

OEM Carrier Control Board HK42FZ Series for Model FA4BNF060010AAAA

SKU: carrier-control-board-fa4bnf060010aaaa Brand: Carrier
$189.95

Order before 3PM CST — ships same day.
Standard delivery 2-5 business days. Express options at checkout.

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OEM Carrier Control Board HK42FZ Series for Model FA4BNF060010AAAA

This OEM Carrier control board is the electronic brain of the Carrier FA4BNF060010AAAA fan coil unit, managing blower operation, relay switching, safety lockouts, and communication with the thermostat. It monitors limit and safety switches and sequences the system to run reliably and safely. Symptoms of a failing board include a system that won't power on, intermittent blower operation, short-cycling, or repeated fault codes. Replacing the board is the standard fix once wiring and power supply are ruled out. This is a genuine Carrier replacement built to factory specifications for correct voltage handling and accurate diagnostics on the FA4BNF060010AAAA. Installation is moderate difficulty and ideally performed by an HVAC technician: disconnect power, photograph the wiring, transfer connectors individually, and verify dip-switch and jumper settings match the original. Plan for 30-45 minutes. A new board restores complete system functionality and stops recurring nuisance faults. We ship same-day on all in-stock orders placed before 3PM CST, getting your system running again quickly. Rely on genuine OEM parts for long-term dependability.

Compatibility

This part is compatible with Carrier model FA4BNF060010AAAA.

Shipping

Same-day shipping before 3 PM CST. 30-day returns on uninstalled parts.

Shipping Information

  • Orders placed before 3PM CST ship same business day
  • Standard delivery: 2-5 business days
  • Express shipping available at checkout
  • Free shipping on orders over $75
  • Tracking number emailed upon shipment

Return Policy

  • 30-day returns on unused parts in original packaging
  • Electrical parts (capacitors, contactors, control boards) are final sale once installed
  • Email support@nationalhvacparts.com to initiate a return
  • Refunds processed within 5-7 business days

Frequently Asked Questions

Does this Control Board fit my Carrier Model FA4BNF060010AAAA?
Yes. This is the factory-specified OEM control board for the Carrier Model FA4BNF060010AAAA. It is a direct drop-in replacement that fits without modification. Always verify the model number on your equipment nameplate before ordering.
How do I replace the control board on my Carrier Model FA4BNF060010AAAA?
Difficulty: Advanced (1–2 hrs)
Step 1: Turn off breaker. Step 2: PHOTOGRAPH all wire connections before touching anything. Step 3: Label each wire with tape. Step 4: Disconnect all wires, remove old board. Step 5: Mount new board, reconnect all wires matching your photo exactly. Step 6: Restore power and test all modes. Exact part number match is critical.
My HVAC system is completely dead. What could be wrong?
Completely dead HVAC (no LED on board) = failed control board or blown fuse. Check board fuse first (3A or 5A, costs $1–$5). If fuse is good and board has power but no LED, board is dead. Always photograph wiring before replacing.
Is this control board compatible with Bryant or Payne too?
Many Carrier parts are cross-compatible with Bryant and Payne since all three brands are manufactured by Carrier Global Corporation. The same physical part is often used across brand labels with different model numbers. To verify: check your Bryant or Payne equipment service manual for cross-compatible part numbers, or email info@nationalhvacparts.com with your model number.
Should I use OEM or aftermarket for my Carrier control board?
OEM essential. Control boards are model-specific with precise firmware and connector layouts. Aftermarket boards rarely match all functions and can cause intermittent failures or safety issues. Always match the exact OEM part number.
How fast does National HVAC Parts ship?
Orders placed before 3:00 PM CST ship the same business day. Standard delivery is 2–5 business days anywhere in the continental United States. Express shipping available at checkout. We ship from Houston, TX to all 50 states. 30-day return policy on all parts.
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