Blue Star U8 Error Code
Disconnection of Exhaust Temperature Sensor.
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Disconnection of Exhaust Temperature Sensor
Cause: Exhaust/discharge sensor wire disconnected
How to fix: Check sensor connector and wiring for disconnection.
Blue Star boards that may fix U8
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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