service manual Error code A19 Not available
If the error code is F 19
F19 Flowmeter, dosing 3 Not enough detergent 3 dosed (-B20)
a. Check operation of the dosing pump.
b. Check that there is detergent in the container.
c. Check whether an empty container alarm has occurred.
d. Check that there is no air in the flowmeter and that it is rotating.