Pressure Cap Testing
Pressure Cap Testing |
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1. |
Remove the pressure cap.
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2. |
Wash the pressure cap mating surface with water.
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3. |
Use a cooling system pressure tester with a suitable adapter in order to test the pressure cap.
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4. |
Test the pressure cap for the following conditions:
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Pressure release when the cooling system pressure tester exceeds the pressure rating of the pressure cap
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Maintain the rated pressure for at least 10 seconds.
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Note the rate of pressure loss.
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5. |
Replace the pressure cap under the following conditions:
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The pressure cap does not release pressure which exceeds the rated pressure of the cap.
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The pressure cap does not hold the rated pressure.
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