API 16C Choke & Kill manifolds
Choke manifold kayan aiki ne da ake buƙata don sarrafa bugun da aiwatar da fasahar sarrafa matsi na rijiyoyin mai da iskar gas. Idan aka rufe abin hana busawa, ana sarrafa wani matsin lamba na casing ta hanyar buɗewa da rufe bawul ɗin matsi don kiyaye matsin lamba na ramin ƙasa ya ɗan fi matsin lamba na samuwar, don hana ruwan samuwar ya kwarara zuwa cikin rijiyar gaba. Bugu da ƙari, ana iya amfani da choke manifold don rage matsin lamba don samun rufewa mai laushi. Lokacin da matsin lamba a cikin rijiyar ya tashi zuwa wani iyaka, ana amfani da shi don busawa don kare kan rijiyar. Lokacin da matsin lamba na rijiyar ya ƙaru, ana iya sakin ruwan da ke cikin rijiyar don sarrafa matsin lamba na casing ta hanyar buɗewa da rufe bawul ɗin matsi (wanda aka daidaita da hannu, mai amfani da ruwa da gyara). Lokacin da matsin lamba na casing ya yi yawa sosai, yana iya busawa kai tsaye ta cikin bawul ɗin ƙofar.