Error code

Chigo All models code F3

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Meaning

coil pipe temp.sensor of indoorunit fault(inlet,middle,outlet)

Member details

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Possible causes

1. Check whether the resistance of sensor is normal, otherwise replace it.2. Check whether the sensor wire is short circuit or open circuit, and whether the plug is well contacted, whether there is welding off or rosin joint on the electric control board, repair it if there is any above.3. When the 1 and 2 are both normal, then the components or integrated circuit is damaged, the electric control board should be replaced

Solution

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