Pump down, evacuation and charging (Air conditioning and refrigeration).

Penaranda, Liz2018-10-152018-10-1519961996Liz Penaranda(1996)Pump Down, Evacuation and Charging (Air conditioning and refrigeration).University of North Carolinahttp://196.43.179.3:8080/xmlui/handle/123456789/301System Pump Down. System Evacuation. System Chargingen-USSystem pump downSystem evacuationSystem chargingPump down, evacuation and charging (Air conditioning and refrigeration).Video