water separator

2018 M7060 - In replacing the fuel filter and cleaning the water separator, I noticed things are "tight". Not a lot of room to move around. I was able to get the (spin on) fuel filter changed by using a standard "Band" filter wrench. I was unable to get the water separator unscrewed...

I have a Ford 345D and I just replaced the water separator and the fuel filter. (Water separator had a chip at the top, very very slowly letting in air) my question is: I put it back together and the fuel isn’t gravity feeding into the separator. There is only 5 gallons, maybe 4 in the tank, is...