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 ...

Among a service tech’s many responsibilities is to pipe together refrigeration system components. When piping a system together, a technician must decide which pipe size to use — it’s not always as ...

The right size tubing limits fluid-friction losses that cause pressure drop, heat generation and, in case of suction lines, pump-damaging cavitation. • Tubing that’s too small causes excessive flow ...