2 leakage.Setopo sa li-valve se cheselitsoe, kahoo sephahla se bobebe ebile se bonolo ho se kenya.Mochine oa ho lokisa oa ho kenya, o bonolo haholo, molamu o ka tlosoa, o khutlisetsa morao ho kenya.
2).
3) : ts'ebetso ea machining ea bolo e na le mochine o tsoetseng pele oa k'homphieutha ho latela le ho lemoha, kahoo ho nepahala ha machining ha bolo ho phahame.
4) : kaha thepa ea 'mele e tšoana le thepa ea liphaephe, ho ke ke ha e-ba le khatello ea kelello e sa tsitsang le deformation ka lebaka la tšisinyeho ea lefatše le koloi e fetang fatše.Pipeline ha e khone ho tsofala.
5): tjheseletsa e felletseng, bophara bo lekanang le kanale e fapaneng ea bophara, e nang le bolo e tsitsitseng le bolo e phaphametseng, sistimi ea tiiso ea piston e habeli, ente e ikemetseng ea mofuta oa sealant.
6) : e le ho thibela electrostatic, stem le sphere le valve stem le ho paka lebokose ka bolo le selemo ka ho latellana, pakeng tsa conductive ho ka boloka likarolo tsohle tsa valve le valve 'mele, lumella motlakase hore o fete ke sebaka, ho lokolloa ha motlakase o tsitsitseng.Not feela thibela mollo, empa hape thibela kutu, hlokomela ho khaola ka nakoana, e le hore ho lokisoe ka nako e loketseng.
7) : ts'ebetso ea stem ea stem ke hobane sefate sa valve se angoa ke khatello ka hare ho valve, 'me kamehla e hlahisa matla a ho khaola, kahoo stem e etselitsoe ho thibela sebopeho.
8) : tobetsa washer e ts'oereng ka thepa e tlase ea khohlano ho sutumelletsa khatello ho kutu, e le hore kutu e sebetsa feela joalo ka torque ea phetiso.