Atụmatụ:
Onye njikwa ọkwa ọgụgụ isi PLC-1
Ọgụgụ isi, Nchekwa
Ngosipụta ewuru n'ime - nye nzaghachi ọrụ anya
· Njikwa mmetụta - bepụ ọkụ na-akpaghị aka ma ọ bụrụ na ọdịda mmiri adịghị
Ọ dị mfe ịwụnye - Kwesịrị ekwesị maka nfuli condensate WIPCOOL niile nwere mgba ọkụ nchekwa.