The doser is sucking, but it is not precise
POSSIBLE CAUSES
C1 Issue with the suction valve
C2 Piston worn out/deformed
C3 Possible entry of air into the doser that does not allow the creation of negative pressure
POSSIBLE SOLUTIONS
C1.1 During the operation, check the suction valve by removing the suction hose and making sure that no water runs down from the suction valve at low pressure (<1bar)
C2.1 Turn off the doser and remove the pump casing and check the health status of the piston seal, measuring the external diameter and providing the data to Mixtron
C3.1 During operation, make sure there are no external water leaks around the pump casing area
C3.2 During operation, make sure the suction hose is intact and that there are no leaks on it
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