The sales of CFCs and HCFCs are restricted to the certified technicians:

Recovery equipment that is manufactured after Nov 15, 1993 shall be able to recover the refrigerant by _____ whether or not compressor is operating or achieve a 4 inch vacuum under conditions of ARI 740:

Which of the following found in domestic refrigeration system helps to vaporize any trapped liquid refrigerant and will speed the recovery process:

Self contained recovery equipment uses its own power to recover the refrigerant from system:

Which of the following refrigerants are recovered using EPA approved recovery devices:

Checking for air or non condensables can be done by checking for_____ inside the recovery tank:

Inorder to recover the maximum mass of the refrigerant from the refrieration system, the recovery vessel must be _____ :

System dependent recovery equipment can only be used on appliances with ______ or less of refrigerant.

If the HVAC technician hold a Type I certification, he does not need to have any certified recovery equipment

Which of the following Recovery unit does not risk harm the system compressor due to overheating:

Which of the following requires only one service connection:

EPA regulations require that all air conditioning and refrigeration equipment containing more than _______ of refrigerant and manufactured after November 15, 1993, be provided with a servicing aperture to facilitate removal of refrigerant when the unit is serviced or disposed of.

Which of the following purity test to determine the type of refrigerant:

The system-dependent recovery process must use a non-pressurized container to capture the refrigerant.

Never operate the system compressor with a suction side pressure below ______ vacuum to avoid burning out the compressor.