RADIATOR CAP VALVE OPENING PRESSURE CHECK

1. note Be sure that the cap is clean before testing. Rust or other foreign material on the cap seal will cause an improper reading. Use a cap adapter to attach the cap to the tester. 2.Increase the pressure until the indicator of the gauge stops moving. Minimum limit: 64 kPa Standard value: 74 - 103 kPa 3.Replace the radiator cap if the reading does not remain at or above the limit.