1. Hlanta indzawo yekuvala ye .ivalvu yevivanekanye nekungcola lokusephayiphini.
2. Itheku langekhatsi le-flange kuphayiphi kumele lihambisane bese licindezela indandatho yekuvala ye-rabha ye- .ivalvi yevivanengaphandle kwekusebentisa i-gasket yekuvala.
Caphela: Uma ngabe litheku langekhatsi le flange liphambuka kulendandatho yekuvala yerabha ye valve ye butterfly, kutawuba nekuvuza kwemanti kusuka esicumbini se valve noma lokunye kuvuza kwangaphandle.
3. Ngaphambi kwekulungisa i-valve, shintja ipuleti le-valve tikhatsi letinyenti kucinisekisa kutsi kute simo sekujamela ngaphambi kwekucinisa ngalokuphelele i-nut yekulungisa.
Caphela: Uma ngabe kunekujamela, .ivalvi yevivaneangeke ikhone kuvulwa noma kuvalwa ngalokuphelele, futsi sicu sevalve sitawusonteka futsi sikhubateke yi-actuator yevalve legezi noma yemoya.
4. Kuvinjelwe ngalokuphelele kufaka i-valve ye-butterfly bese ushisela i-flange, ngaphandle kwaloko indandatho yekuvala ye-rabha ye-valve ye-butterfly itawushiswa.
5. Uma ushintja incenye lephansi kagesi noma pneumatic .ivalvu yevivane, kumele ihlanganiswe kusuka endzaweni levaliwe kuya endzaweni levaliwe kanye nendzawo levulekile kuya endzaweni levulekile. Ngemuva kwekutsi wonkhe umshini sewulungisiwe, ufakwa ephayiphini.
Sikhatsi sekuposa: Lweti-10-2022
