Fuel Line Coupler: Service and Repair

WARNING: FUEL SUPPLY LINES WILL REMAIN PRESSURIZED FOR LONG PERIODS OF TIME AFTER ENGINE SHUTDOWN. FUEL SYSTEM PRESSURE MUST BE RELIEVED PRIOR TO FUEL SYSTEM SERVICE TO PREVENT POSSIBLE INJURY. REFER TO FUEL PRESSURE RELIEF.

WARNING: DO NOT SMOKE, CARRY LIGHTED TOBACCO OR AN OPEN FLAME OF ANY TYPE WHEN WORKING ON OR NEAR ANY FUEL-RELATED COMPONENT. HIGHLY FLAMMABLE MIXTURES ARE ALWAYS PRESENT AND MAY BE IGNITED, RESULTING IN POSSIBLE PERSONAL INJURY.

Fuel Tube Clip:

Removal
1. Remove clip from spring lock coupling.

2. Position Spring Lock Coupling Disconnect Tool D87L-9280-A or equivalent for 3/8 inch tube or D87L-9280-B or equivalent for 1/2 inch tube onto coupling. Make sure that tool can enter cage opening to release the garter spring.






3. Push the spring lock coupling disconnect tool into the cage opening to release the female fitting from the garter spring.






4. Pull the coupling male and female fittings apart.

5. Remove the tool from the disconnected coupling.










6. NOTE: Inspect coupling for missing or damaged 0-rings. If either O-ring is damaged, both O-rings must be replaced. Replace 0-rings or garter springs with the appropriate replacement parts only.

Clean fittings with solvent.






Installation
1. Lubricate the 0-rings with clean engine oil.

2. Insert male fitting into female fitting and push together until garter spring is engaged.

3. Pull on fittings to make sure of coupling engagement.

4. Install clip to spring lock coupling.

5. Make sure clip is correctly installed.