Compressor Leak Testing (V5 Direct Mount)
WARNING: This page is about a different car, the 2003 Pontiac Grand Prix. However, it is still accessible from the selected car via links, so may be relevant.
Tools Required
- J 39400-A Halogen Leak Detector
- J 43600 ACR 2000 Air Conditioning Service Center
- J 39893 Pressure Test Adapter
- With the sealing washers in place, install the J 39893 on the rear head of the compressor.
- Connect the gage charging lines and the J 43600 .
- Pressurize the suction and the high-side of the compressor with R-134a refrigerant.
- With the compressor in a horizontal position, rotate by hand the compressor shaft in the operating direction.
- Rotate the shaft several times.
- Using the J 39400-A
, check for leaks at the following locations:
- Pressure relief valve
- Rear head switch
- Front head seals
- Rear head seals
- Through bolt head gaskets
- Compressor shaft seal
- Perform the measures necessary to correct any external leaks found.
- Recheck for leaks following any repair.
- Recover the refrigerant.
- Disconnect the hoses from the J 39893 .
- Remove the J 39893 .