Radiator Cap: Testing and Inspection
RADIATOR CAPRADIATOR CAP:
INSPECTION
1. Check the radiator cap for damage, cracks and deterioration.
2. Attach a radiator cap tester to the radiator
3. Pump the tester until the pointer stabilizes.
4. If the pointer stays constant for 10 sec. at a point exceeding the service limit, the radiator cap is good.