GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Oldsmobile 🢒 1998 🢒 Cutlass 🢒 Engine 🢒 Engine Mechanical - 2.4L 🢒 Compressor Leak Testing
    • J 39400 Leak Detector
    • J 39500-B R-134a Air Conditioning Refrigerant Recovery, Recycling And Recharging System
    • J 39893 Pressure Testing Connector

    Object Number: 237130 Size: SH
  1. With the sealing washers in place, install J 39893 on the rear head of the compressor.
  2. Connect the gage charging lines and J 39500-B .
  3. Pressurize the suction and the high-side of the compressor using R-134a refrigerant.
  4. With the compressor in a horizontal position, rotate the compressor shaft several turns by hand in the operating direction.
  5. Using J 39400 , inspect for leaks at the following locations:
    6. 5.1. The pressure relief valve
    5.2. The rear head switch
    5.3. The front head seal
    5.4. The rear head seal
    5.5. The through bolt head gaskets
    5.6. The compressor shaft seal
  6. Perform the measures necessary to correct any external leaks found.
  7. Inspect for leaks again following any repair.
  8. Recover the refrigerant.
  9. Disconnect the hoses from J 39893 .
  10. Remove J 39893 .