... Fuction Sewage Suction Tanker 1. Hydraulic controled system 2. High pressure 3. Water circulation system Suction and is to collect, clean ... is convenient, applicable to collect transportation excrement and urine, mud, oil, etc liquid substances.Suction function And in ... vacuum sewage pumps, pressure tanks, hydraulic parts, pipe network system, vacuum pressure gauge, depending on the dung window, hand ...