Recovery Equipment Flashcards
What is the maximum fill rate for a recovery tank?
80%
How often must recovery tanks be hydrostatically tested and date stamped?
Every 5 years.
What color must recovery tanks be?
Yellow top (shoulder) with a gray body.
Who must approve recovery tanks?
The Department of Transportation (DOT).
How must recovery tanks be transported?
Secured upright.
What must be done to DISPOSABLE refrigerant tanks?
They must be recovered to “0” PSIG and rendered useless.
What is a type of “non-pressurized” recovery container?
A recovery bag.
What are the 2 types of hoses/hose fittings required by the EPA for recovering refrigerant?
They must be “Low Loss” fittings of either the “Manual” or “Automatic” type.
What type of hoses are best to shorten recovery time?
Short length and large diameter.
Who must approve recovery machines?
An EPA approved 3rd party. NOT the EPA!
What percentage of recovery is required for recovery machines?
After November 15, 1993, it must be able to recover 90% if the appliance compressor IS operational and 80% if the appliance IS NOT operational.
What is “System Dependent” recovery?
This method utilizes the operating compressor of the appliance from which the refrigerant is being recovered and typically uses a non-pressurized recovery bag.
What is “Self Contained” recovery?
This method utilizes recovery equipment that has its own compressor.
How often should recovery/recycle equipment that utilize oil/oil filter be checked and/or changed?
Frequently
What device should be installed on the inlet side of recovery equipment?
A filter drier.
