... cummins engine co., LTD The Equipment:1.Equipped with special vacuum pump(rating rotate speed=1400r/m,min ... >500mmHg, clockwise)Equipped with power take off, transmission shaft, high pressure sewage tank, pipe network, sewage pipe for observing and cleanout ... separator, vacuum pressure gauge, pressure vessel, pipe system composition, and equipped with hand-washing facilities and visual dung tube 3 ...