Radiator Cap Pressure
- Remove the pressure cap.
- Wash the pressure cap sealing surface with water.
- Use the J 24460-01 (1) with J 42401 (2) in order to test the pressure cap.
- Test the pressure cap for the following conditions:
- Pressure release when the J 24460-01 exceeds the pressure rating of the pressure cap.
- Maintain the rated pressure for at least 10 seconds.
Note the rate of pressure loss.
- Replace the pressure cap under the following conditions:
- The pressure cap does not release pressure which exceeds the rated pressure of the cap.
- The pressure cap does not hold the rated pressure.