Understanding refrigerant piping for air conditioners and heat pumps is easy. It is also necessary in order to perform service correctly, and perhaps to spot the service errors of others. Among other ...

When your car air conditioning blows hot air, the system is failing at one of three jobs: moving refrigerant, shedding heat, ...

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 ...

In principle, air conditioners and refrigeration units don't produce cold air. These systems transfer heat from one place to another and therefore reduce temperature in a confined area (passenger ...