Bob is a service technician who is well trained and nationally certified. However, he sometimes suffers from the same confusion that all technicians occasionally do - the facts that he gathers may or ...

Occasionally a technician may need to temporarily add oil to a semi-hermetic reciprocating compressor to maintain an adequate oil level, if the oil has been trapped out in the evaporator or suction ...

Aspirated foam systems consist of a water pump and a foam proportioner. CAFS also include an air compressor. During your regularly scheduled truck check, for apparatus with aspirated foam or CAFS, you ...