Ford Mustang (1999-2004) Service Manual: Disconnect

1. Remove the A/C tube lock coupling clip (19E746), if equipped.

Spring Lock Coupling

2. Fit the special tool to the spring lock coupling.

Spring Lock Coupling

3. Push the tool into the cage opening to release the female fitting from the A/C tube lock coupling spring (19E576).

Spring Lock Coupling

4. Pull the spring lock coupling fittings apart.

Spring Lock Coupling

5. CAUTION: Do not use metal tools to remove the O-ring seals. They can cause axial scratches across the O-ring seal grooves, resulting in refrigerant leaks.

Remove the O-ring seals with a non-metallic tool.

Spring Lock Coupling

6. CAUTION: Do not use a screwdriver or similar tool to remove the A/C tube lock coupling spring; this can cause axial scratches across the O-ring seal grooves resulting in refrigerant leaks.

Remove the A/C tube lock coupling spring with a small hooked wire.

Spring Lock Coupling

    Spring Lock Coupling
    Special Tool(s) Remover, Refrigerant Coupling Set 412-039 (T84L-19623-B) ...

    Cleaning
    1. Fabricate a cleaning tool from a 1/8 inch diameter brazing rod. 2. Cut an abrasive pad from maroon colored 3M Scotch Brite with the dimensions corresponding to the coupling size. 3. Assemble th ...

    Other materials:

    Chuckle
    Chuckle that occurs on the coast driving phase is usually caused by excessive clearance between the differential gear hub and the differential case bore. Damage to a gear tooth on the coast side can cause a noise identical to a chuckle. A very small tooth n ...

    Piston - Ring End Gap
    CAUTION: Use care when fitting piston rings to avoid possible damage to the piston ring or the cylinder bore. CAUTION: Piston rings should not be transferred from one piston to another. NOTE: Cylinder bore must be within specification for taper and out-of ...

    Installation
    1. CAUTION: In order to prevent foreign material from contaminating the engine block or the engine front cover it is necessary to seal the coolant and oil passages of both components. Failure to follow these directions will result in engine damage. CAU ...