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ERROR CODE: F39
ERROR TYPE: Outdoor Temperature Sensor Error
DESCRIPTION: This error is received if the outdoor temperature sensor is short-circuited, open-circuit, or damaged. Domestic water and central heating request are
stopped. When this error is deleted, normal operation begins.
TYPE: ERROR
SOLUTION:
1- Reset the error.
2- If the error does not disappear after reset, make sure that the outdoor sensor cables are connected.
3- If the cables are undamaged and connected properly, replace the outdoor sensor. 4- If the error persists after replacing the sensor, replace the mainboard.
Updated on 9 January 2024, Tuesday
