Checking the torque converter for leaks

Special tool

Torque Converter Leak Test Tool and Gasket 307-421

1. Clean the outer surface of the torque converter.

2. Install the special tool on the torque converter hub.



3.

WARNING: Always follow safety precautions when using the press. Failure to follow these instructions may result in injury.

Install the torque converter together with the special tool into the arbor press.

• Secure the press. Apply sufficient press force to insert the tool into the torque converter.

4.

CAUTION: Use only clean, dry air.

Using a special tool, apply air pressure.



5. While applying air pressure to the valve, inspect the converter hub, seams, and studs for leaks. A soap solution can be applied around these areas to aid in diagnosis. If any leaks are present, install a new converter.



6. Remove the air hose. Release the pressure and then slowly release the press. Remove the torque converter. Remove the tool.