PCB Care

Carrier PU Error Code

Cooling Outdoor Coil Overheat Protection.

ac
Cooling Outdoor Coil Overheat Protection

Cause: Outdoor coil temperature too high in cooling mode

How to fix: Check condenser cleanliness and outdoor fan operation.

Carrier boards that may fix PU

If the board is the cause, these refurbished Carrier boards are in stock. Match the part number before you order.

Other Carrier codes

E0E1E2E3E4E5ECF0F1F2F3F4