Pressure Decay Leak Check Method and Apparatus
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United States of America Patent
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Issued Date -
Nov 22, 2012
app pub date -
Mar 29, 2012
filing date -
May 17, 2011
priority date (Note) -
Abandoned
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Abstract
Refrigerant recovery unit is provided that includes steps to test for refrigerant leaks. The steps include providing a close loop with the hoses that connect to a refrigerant system, measuring the ambient temperature, calculating the vapor pressure with the ambient temperature, calculating the test pressure as a percentage of the vapor pressure, filling the unit with the refrigerant, and performing a pressure leak test.
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