OEM Carrier Integrated Furnace Control Board HK42FZ034 for Model PG8JAA060090AFJA

This is the OEM Carrier Integrated Furnace Control Board (IFC), part number HK42FZ034, factory-specified for the Carrier PG8JAA060090AFJA gas furnace. The IFC board is the operational brain of your furnace — it sequences the inducer motor, hot surface igniter, gas valve, and blower in precise timing to ensure safe, efficient heat delivery. When this board fails, symptoms typically include a furnace that won't light, one that enters hard lockout after 3 ignition attempts, random mid-cycle shutdowns, erratic blower behavior, or a completely unresponsive unit with no LED diagnostic codes. Replacing the control board with an OEM unit restores factory-programmed timing and full diagnostic LED functionality.

• OEM Part Number: HK42FZ034 | Board references: CEPL131012-01 / CEBD431012-01A | Factory Authorized Carrier replacement
• OEM vs Generic: OEM boards are factory-programmed with exact timing sequences for ignition, blower delays, and safety lockout thresholds. Aftermarket boards often use generic timing that can cause nuisance lockouts, reduced component life, or void remaining equipment warranties.
• Install Difficulty: 3/5 — Requires shutting off gas and 120V power before servicing. Photograph all wiring harness connections before disconnecting. Tools needed: flathead and Phillips screwdrivers, needle-nose pliers, multimeter. Most installs complete in 30–60 minutes. When in doubt, contact a licensed HVAC technician.
• Warranty: 1-year OEM factory warranty against manufacturing defects. Ships same business day from our climate-controlled parts warehouse.

Compatibility: Direct OEM replacement for the Carrier PG8JAA060090AFJA gas furnace. Also cross-references HK42FZ013, CEPL130438-01, and select Bryant and Payne models sharing the CEPL131012-01 board. Always verify your existing board's part number and board reference number before ordering. Have questions about fitment? Our HVAC parts specialists verify compatibility before you buy — reach out before placing your order.