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Required Levels of Evacuation for Appliances
Except for Small Appliances, MVACS, and MVAC-like Appliances

Type of Appliance

Inches of Mercury Vacuum* Using Equipment Manufactured:

Before Nov. 15, 1993

On or after Nov. 15, 1993

HCFC-22 appliance** normally containing less than 200 pounds of refrigerant

0

0

HCFC-22 appliance** normally containing 200 pounds or more of refrigerant

4

10

Other high-pressure appliance** normally containing less than 200 pounds of refrigerant (CFC-12, -500, -502, -114)

4

10

Other high-pressure appliance** normally containing 200 pounds or more of refrigerant (CFC-12, -500, -502, -114)

4

15

Very High Pressure Appliance (CFC-13, -503)

0

0

Low-Pressure Appliance (CFC-11, HCFC-123)

25

25 mm Hg absolute

* Relative to standard atmospheric pressure of 29.9" Hg ** Or isolated component of such an appliance

JMU Division of Administration and Finance James Madison University Website