水泵不吸水或不排水其原因多为底阀卡死，滤水部分淤塞，吸水高度太高或吸水漏气。
Non-absorbent or water drainage at the end of the causes for the stuck valve, part of the blockage of water, high water or water leakage is too high.
油液氧化形成胶状沉积物，易堵塞滤油器和液压阀内的小孔，使液压系统不能正常工作。
The fat liquor oxidation forms the porodine deposit, easy to stop up in the oil filter and hydraulic valve's eyelet, enables the hydraulic system the normal work.
本电磁阀自带的过滤器无需拆卸管子即可非常方便的清洗，只需用手拧下螺帽，拔除塑料滤片即可清洗。
The built-in filter of a solenoid valve can be cleaned without dismantling its sleeve, but simply unscrewing its nut to pull out the plastic filtering plate.
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