a) Ulawulo oluninzi: Uyilo lwemingxuma emininzi luxhasa iipaldocks ezininzi ukutshixa izixhobo ngaxeshanye.ingakwazi ukulawula ngokufanelekileyo ukuthintela ukuqala ngengozi, ububanzi bunokulungelelaniswa ngasekhohlo nasekunene ngaphakathi komda wokusetyenziswa ukuziqhelanisa neentlobo ezahlukeneyo zevalve yebhola. .
b) Ukomelezwa kwesakhiwo, ubukhulu bomzimba 3mm, kulungele ukutshixa isixhobo sevalve ye-flange ye-DN8-DN124 emva kokuba isiphatho sevalve siqhawulwe, esinokutshixa ngokufanelekileyo isixhobo kwaye sithintele ukusebenza kakubi.
c) Ngeleyibhile yokhuseleko ekhangayo (isiNgesi.isiFrentshi, iSpanish), inokuncanyathiselwa ukuchonga umntu onoxanduva.
d) Ukulungele ukusetyenziswa nangaliphi na ixesha, isitshixo sinokutshixa ngokukhawuleza nangokufanelekileyo isixhobo sevalve, sithintele abasebenzi bolondolozo ekuvuleni ngempazamo isixhobo sevalvu ngexesha lomsebenzi wogcino.
Yonke imibala inokwenziwa, ngokwesiqhelo ebomvu kwisitokhwe. Ubungakanani obusetyenziswayo ':iisayizi ezimbini zilingana neevalvu ezininzi ukuya kuthi ga kwi-76.2mm(3“)
Ubukhulu bepadlock ubukhulu buyi-9mm. ubuninzi beepadi ezisi-7 zinokufakwa.
I-1.Ifanele ukukhuselwa kokhuseleko lwevalve yebhola esetyenziswa kwi-petroleum, ishishini lekhemikhali kunye nenkqubo yemibhobho.
I-2.Ifanelekile ukugcinwa kwamanzi, amandla ombane, inkqubo yemibhobho kamasipala kunye neyodumo esebenzisa ivalve yebhola ukukhusela ukhuseleko.
3.Ifanele imveliso yokhuseleko yeevalvu zebhola ezisetyenziswa kwiyeza, ukwenza iphepha, intsimbi, iziselo kunye nezinye iinkqubo ezinkulu zemibhobho.
4.Ifanele ukukhuselwa kokhuseleko lweevalvu zebhola ezisetyenziswa kwimibhobho efana nokuhombisa imibhobho kushishino lolwakhiwo, kwisithili sorhwebo kunye nendawo yokuhlala usapho kunye nezinye izixhobo zenkqubo yombhobho ezineevalve zebhola zokukhusela ukhuseleko.
Yenza ulondolozo lwemihla ngemihla, ukulungiswa, ukulungiswa, ukucoca, ukuhlolwa kunye nokulungiswa kwezixhobo.
Kwinqaba, itanki, iketile (kunye nezikhongozeli ezahlukeneyo), izifudumezi zamanzi, iimpompo kunye nezinye izinto zokufakelwa kombane, faka indawo, umlilo, ukudiliza kunye nezinye izinto ezisebenzayo.