Installation (Spring Lock Coupling)

Ensure garter spring in cage of male fitting is not damaged, replace if necessary. Clean all dirt from both pieces of coupling. Check "O" rings for damage and replace if necessary using proper fuel resistant "O" rings.
Lubricate "O" rings and inside of female fitting with clean engine oil. Snap fitting together. Install retaining clip onto coupling. Ensure horseshoe portion of clip is over the coupling. See Fig 2 . Do not install retaining clip over rubber fuel line.

Fig 1: Disconnecting Fuel Line Spring Lock Coupling
Courtesy of FORD MOTOR CO.

Fig 2: Proper Installation of Fuel Line Spring Lock Coupling
Courtesy of FORD MOTOR CO.