Ntchito ya wolandila madzi ndikusunga firiji yamadzimadzi yomwe imaperekedwa kwa evaporator.Pambuyo mkulu-anzanu refrigerant akudutsa kutentha dissipation zotsatira za condenser, amakhala mpweya-zamadzimadzi awiri gawo boma, koma refrigerant ayenera kulowa evaporator mu madzi boma.Zabwino kuzirala, kotero wolandila madzi ayenera kuikidwa kuseri kwa condenser kusunga mkulu-anzanu refrigerant pano, ndiyeno refrigerant madzi kuchokera pansi amatumizidwa kwa evaporator, kuti evaporator akhoza kusewera bwino.Kukwaniritsa kuzirala kwenikweni.