1. Xa ufaka iivalve, kuyimfuneko ukucoca inxalenye yangaphakathi kunye nokutywinwa kwendawo, khangela ukuba iibholiti zokudibanisa ziqiniswe ngokulinganayo, kwaye ukhangele ukuba ukupakisha kuhlanganiswe.

2.Iivalvekufuneka ivalwe xa ifakiwe.

3.Ubungakanani obukhuluivalve yesangokunye ne-pneumaticivalve yokulawulakufuneka ifakwe ngokuthe nkqo, ukuze kuthintelwe ukuvuza ngenxa yobunzima obunzima bombindi wevalvu ungqiyame kwicala elinye.

4.Kukho isethi yemigangatho yenkqubo yokufakela echanekileyo.

5.Iivalvukufuneka ifakwe kwindawo yokusebenza evumelekileyo.Kwaye indawo yokufakela nayo kufuneka ilungele ukugcinwa nokusebenza.

6.Ufakelo lweivalve yokumisakufuneka yenze indlela yokuhamba kwayo ihambelane notolo oluphawulwe kumzimba wevalvu.

7.Xa uqinisa isikrufu, iivalvekufuneka ibekwimeko evuleke kancinane, ukuze ungatyumzi umphezulu wokutywina wevalve

8.Ubushushu obuphantsiivalvekufuneka yenze uvavanyo kwimeko ebandayo kwaye kuyafuneka ukuba ube bhetyebhetye ngaphandle kwe-jamming.

9. Ngapha kokoiivalvezifakwe endaweni, kufuneka zivulwe kwaye zivaliwe kwakhona, kwaye zifanelekile ukuba ziguquguquka kwaye zikhululekile kwi-jamming.

10.Xa entshaivalveisetyenzisiwe, ukupakishwa akufanele kucinezele kakhulu, ukwenzela ukuba ugweme uxinzelelo oluninzi kwi-valve stem, ukugqoka ngokukhawuleza, kunye nobunzima bokuvula nokuvala.

11.Ngaphambiliivalveukufakela, kuyimfuneko ukuqinisekisa ukuba i-valve ihlangabezana neemfuno zoyilo kunye nemigangatho efanelekileyo.

12.Ngaphambi kokufaka iivalve, ingaphakathi lombhobho kufuneka licocwe ukuze kususwe ukungcola okufana neefayili zentsimbi, ukuze kuthintelwe ukufakwa kwezinto zangaphandle kwisitulo sokutywina sevalve.

13.Xa ufaka iivalve, qinisekisa ukuba indlela yokuhamba okuphakathi, ifom yofakelo kunye nendawo yesondo yesandla iyahlangabezana neemfuno.