Distribution Valve Pivot Screw
- If compressor does not function, or functions with no output pressure, distributor valve pivot screw may have fallen out. To check, remove compressor from vehicle. Remove the three screws that attach distribution valve cover to 1st stage housing. If pivot screw is in place, remove. Apply a drop of Loctite to screw and reinstall. Torque to 10-14 INCH lbs.
Courtesy of FORD MOTOR CO.
- Reassemble compressor and torque screws to 30-50 INCH lbs. Test compressor using Compressor Output Test. If compressor still does not function, replace. If compressor functions, but output is low, see
LUBRICATION .