Ngwakọta API 16C Choke & Kill
Choke manifold bụ ngwa dị mkpa iji chịkwaa ma tinye teknụzụ njikwa nrụgide nke olulu mmanụ na gas. Mgbe emechiri ihe mgbochi mgbapụta, a na-achịkwa nrụgide mkpuchi ụfọdụ site na imepe ma mechie valvụ throttle iji mee ka nrụgide oghere dị n'okpuru dị elu karịa nrụgide nhazi, iji gbochie mmiri nhazi ka ọ ghara ịbanye n'ime olulu ahụ gaa n'ihu. Na mgbakwunye, enwere ike iji choke manifold belata nrụgide iji mee ka mkpọchi dị nro banye. Mgbe nrụgide dị n'olulu ahụ ruru oke ụfọdụ, a na-eji ya afụ iji chebe isi olulu ahụ. Mgbe nrụgide olulu ahụ mụbara, enwere ike ịhapụ mmiri dị n'olulu ahụ iji chịkwaa nrụgide mkpuchi site na imepe na imechi valvụ throttle (nke a na-agbanwe agbanwe n'aka, nke a na-agbanwe agbanwe na nke a na-edozi). Mgbe nrụgide mkpuchi dị oke elu, ọ nwere ike ịfụ ozugbo site na valvụ ọnụ ụzọ ámá.