Ford Mustang (1999-2004) Service Manual: Connect

1. Install the A/C tube lock coupling spring.

Spring Lock Coupling

2. Lubricate the inside of the coupling with PAG Refrigerant Compressor Oil (R-134a Systems) or equivalent.

Spring Lock Coupling

3. CAUTION: Use only the new O-ring seals. The use of any O-ring seals other than those specified in the Ford Master Parts Catalog may result in intermittent leakage during vehicle operation.

Install the O-ring seals.

  • Lubricate the O-ring seals with PAG Refrigerant Compressor Oil (R-134a Systems) or equivalent.

Spring Lock Coupling

4. Connect the spring lock coupling fittings with a twisting motion until the A/C tube lock coupling spring snaps over the flared end of the female fitting.

Spring Lock Coupling

5. Install the A/C tube lock coupling clip.

Spring Lock Coupling

    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 ...

    Heater Hose Coupling
    Special Tool(s) Remover, Heater Hose Inlet Tube 412-042 (T85T-18539-AH) Disconnect Tool, Heater Hose 412-127 Material Item Specification MERPOL - ESE-M ...

    Other materials:

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    Overdrive Servo
    Special Tool(s) Remover/Installer, Servo Piston 307-251 (T92P-70023-A) Removal 1. Remove the main control valve body. For additional information, refer to Main Control Valve Body in this section. 2. NOTE: If the tool is not available, e ...

    Air Conditioning Line (Peanut) Fitting
    Disconnect 1. CAUTION: Support the female fitting with a wrench to prevent the tubes from twisting. Remove the nut from the peanut fitting. 2. Pull the peanut fitting apart. 3. CAUTION: Do not use metal tools to remove the O-ring seal. They can cause axi ...