Spring Lock Couplings

Special Tool(s) / General Equipment

310-S039
Disconnect Tool, Spring Lock Coupling

WARNING: Before beginning any service procedure in this service information, refer to Safety Warnings in SERVICE INFORMATION General Information. Failure to follow this instruction may result in serious personal injury.

Refer to: Gasoline and Gasoline-Ethanol Fuel Systems Health and Safety Precautions ( GASOLINE AND GASOLINE-ETHANOL FUEL SYSTEMS HEALTH AND SAFETY PRECAUTIONS ).
If servicing a liquid fuel tube spring lock coupling, release the fuel system pressure.
Refer to: Fuel System Pressure Release ( Fuel System Pressure Release ).
Disconnect the battery ground cable.
Refer to: BATTERY DISCONNECT AND CONNECT .
Install the Spring Lock Coupling Disconnect Tool on the tube and push into the spring lock coupling to release.
Special Tool(s) : 310-S039 (Disconnect Tool, Spring Lock Coupling)

Fig 1: Releasing Spring Lock Coupling On Tube
Courtesy of FORD MOTOR CO.
Separate the spring lock coupling from the tube.

Fig 2: Separating Spring Lock Coupling From Tube
Courtesy of FORD MOTOR CO.

Align and push the spring lock coupling onto the tube until fully seated.

Fig 3: Aligning And Pushing Spring Lock Coupling Onto Tube
Courtesy of FORD MOTOR CO.
Pull on the coupling to make sure it is fully engaged.
Connect the battery ground cable.
Refer to: BATTERY DISCONNECT AND CONNECT .