[Asia Pump Network News] AS, AV type tear submersible sewage pump products, excellent performance. Final inspection is required before each delivery, and permanently lubricated ball bearings provide the pump with maximum durability. However, in order to ensure the service life of the pump, it is recommended to carry out regular inspection and maintenance. Now to introduce the AS, AV tear-type submersible sewage pump repair and maintenance. Tear submersible sewage pump AS, AV type tear submersible sewage pump repair and maintenance 1. Base cover adjustment In the wear medium for a long time after use, the gap between the impeller and the base cover may increase. Remove the power, loosen the screws, rotate the cover, you can adjust the gap to the original state (0.3 ~ 0.5 MM). 2. Cleaning To prevent the pump when not in use, the accumulation of impurities within the pump pumping available clean water to clean the pump. Long-term use of the pump should be placed in a dry place, and pay attention to antifreeze. 3. Filling and oil change AS, AV tear-type submersible sewage pump in the factory before packing, has been injected into the right amount of oil. The oil should be changed annually. Oil change should be done as follows: Place the pump so that the oil compartment plug (inside the water outlet) facing down, loosen the screw plug, release the lubricating oil, and then wash the oil chamber with washing oil, and then inject the right amount of oil About 70 ~ 80%), for a new 0-ring, the screw plug tightened. If water is found in the oil (creamy emulsion), flush the oil chamber as required and refill the oil and install the screw plug with a new 0-ring. After three weeks, it must be rechecked once and if the oil becomes an emulsion, the mechanical seals should be inspected. Should be replaced if necessary. If you change the seal hole, to be done airtight test. (Air pressure 0.5kg / cm2) Lubricating oil: 1 0 [#] Machine oil. Further Reading: pump valve pipe fittings Exhibition Water Expo Xiamen exhibition of marine equipment Internet + Forum Yiwu Fair 2016 exhibition mold top ten brands of the Internet information industry (Xiamen) Technology Co., Ltd. Author: Asian pumps Network Editor: Yao Xiaoxia (QQ / WeChat: 2355962924) http://beng.liuti.cn/ (Service Hotline: 400-6030-811)