Refrigerant recovery is a necessary part of most air conditioning service calls. The increased use of high pressure refrigerants has created new challenges for technicians, yet it is still possible to ...

The capacity of a compressor is measured in Btu per hour (Btuh) or Btu per minute (Btu/min). Remember, there are 12,000 Btuh or 200 Btu/min in one ton of refrigeration. The capacity of a piston-type ...