Blue Star FH Error Code
Anti-Freezing Limit / Drop Frequency.
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Anti-Freezing Limit / Drop Frequency
Cause: Coil temperature low, frequency reduced to prevent freezing
How to fix: Check refrigerant charge, filter cleanliness, and airflow.
Blue Star boards that may fix FH
If the board is the cause, these refurbished Blue Star boards are in stock. Match the part number before you order.

Bluestar F35BS 1 Ton Outdoor PCB
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Bluestar MIV50BS 1.5 Ton Inverter PCB
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Bluestar Godrej GRJ554-A V1 2013
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Bluestar Godrej GRJ519-A3 V1 Non Inverter PCB
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