Clean all dirt and grease from the fitting. Spread the two clip legs about 1⁄8 in.
(3mm) each to disengage from the fitting and pull the clip outward from the
fitting. Use finger pressure only; do not use any tools.
Grasp the fitting and hose assembly and pull away from the steel line. Twist
the fitting and hose assembly slightly while pulling, if the assembly sticks.
Inspect the hairpin clip for damage, replacing the clip if necessary. Reinstall
the clip in position on the fitting.
Inspect the fitting and inside of the connector to ensure freedom from dirt
or obstruction. Install the fitting into the connector and push together.
A click will be heard when the hairpin snaps into the proper connection. Pull
on the line to insure full engagement.
Fig. 1: Hairpin clip fuel fitting installation
Fig. 2: Exploded views of the hairpin and duckbill
clip type fuel fittings