Vacuum pump exhaust valve repair steps
Vacuum pump exhaust valve is not working properly, will naturally greatly affect the degree of vacuum, vacuum pump exhaust valve repair is crucial. Today Xiaobian sorted out vacuum pump exhaust valve repair steps.
1, when dismantling, first pump oil let go part of the oil surface down to below the oil window.
2, open the oil windows, remove the valve (or valve bowl, ball), check whether they are intact, smooth, flexible No, the assembly is solid, suitable, pin hole no.
3, usually the valve should be able to cover the vent very smooth.
4, the large pump valve plate is mostly steel, is compressed by the spring, the valve should be checked for damage, the spring is hard to cause the valve is difficult to beat.
5, oil-resistant rubber valve type is to check whether they are deformed.
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