I had the same issue before and called Saniflo. They told me that when the pumps are assembled at factory, they use soapy water to test the unit and see if it leaks. By flushing the toilet with plain water only a few times will eventually get rid of the soap residues inside the pump.
Answers & Comments
I had the same issue before and called Saniflo. They told me that when the pumps are assembled at factory, they use soapy water to test the unit and see if it leaks. By flushing the toilet with plain water only a few times will eventually get rid of the soap residues inside the pump.