... . filter air; 3.separate the water from the air. Air Water Separator For Biogas Vacum Pumps(XP-60A/80A ... matching to ensure compliance with the provisions of the steering pump the same; 3. In ... the first 20-50 hours after the replacement of lubrication work Oil, and regular cleaning; 4 ... operation, the tank can not hold too full, non-pump water, foreign objects, water, must be discharged in the water ...