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ERROR CODE: F40
ERROR TYPE: High Water Pressure
DESCRIPTION: FP12 water pressure parameter is at a high level. This error is received if the water pressure is more than 3.3± 0.3 bar. The error is automatically deleted when the water
pressure is less than 3.3±0.3 bar.
TYPE: ERROR
SOLUTION:
1- Check if the error disappears by draining the water from the heating installation.
2- If the pressure does not drop below 3 ± 0.3 bar after draining the water and the error does not disappear, check the cabling of the pressure sensor. 3- If the cabling of the pressure sensor, replace the pressure. 4- If the problem persists after replacing the pressure sensor, replace the mainboard.
Updated on 9 January 2024, Tuesday
