PCB Care

Blue Star F6 Error Code

Over Load Limit / Drop Frequency.

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Over Load Limit / Drop Frequency

Cause: Compressor overload causing frequency reduction

How to fix: Check refrigerant charge, compressor load, and outdoor unit airflow.

Blue Star boards that may fix F6

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

Other Blue Star codes

b5b7C5E0E1E2E4E5E6E8ECEE