For 1990-2009 cars

• | J 39400 Leak Detector

• | J 39500-B R-134a Air Conditioning Refrigerant Recovery, Recycling And Recharging System

• | J 39893 Pressure Testing Connector

1. With the sealing washers in place, install the J 39893 on the rear head of the compressor.
2. Connect the gage charging lines and the 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 the J 39400 , inspect for leaks at the following locations:

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. Correct any external leaks.
7. Inspect for leaks again following any repair.
8. Recover the refrigerant.
9. Disconnect the hoses from the J 39893 .
10. Remove the J 39893 .