Recall that I had installed the fuel system earlier. This step was omitted because the firewall shelf wasn’t secure, so I didn’t attach the fuel return line to its fitting. That’s now been accomplished.
Return Fuel Line Fitting
This is a view from the bottom of the fuselage looking up at the bottom of the fire wall. The masking tape was just a quick way to prevent the sleeve & nut from falling all the way down the fuel return line.