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ERROR CODE: F53
ERROR TYPE: Flue gas temperature sensor error
PROBABLE CAUSE: Flue gas temperature sensor short or open circuit
SOLUTION:
1- Check the connection and conductivity of the flue gas sensor cables. If there is a problem, replace the cables.
2- Check the resistance of the sensor by measuring it. If there is a problem, replace the sensor.
3- If the problem is not resolved, replace the mainboard.
Updated on 9 January 2024, Tuesday
