Rod sealing XST17/220
The oil seal is installed in the hole of the cylinder end cover to prevent oil leakage. Long service life (about 10 months-1 year), if the frequency of replacement is too high, it may be due to scratches on the surface of the ceramic rod (please check whether the ceramic rod is scratched and whether the surface is smooth during use) ②Whether the water quality is There is a problem ③Is the ceramic rod concentric? If you find a problem, please deal with it in time~
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