Kedu otu esi edozi ntapu nke nnyefe mmanụ pan?
Ntapu mmanụ nnyefe kwesịrị naanị ịgbanwe gasket sump, iji dozie nsogbu nke ntapu mmanụ. Ite mmanụ gear nke ụfọdụ ụgbọala nwere arụmọrụ dị elu dị mfe ịgbapụta mmanụ. Okpomọkụ mmanụ gear nke ụgbọala a dị oke elu mgbe ọ na-arụ ọrụ, yabụ arụmọrụ mkpuchi nke gasket nke ite mmanụ gear ga-ebelata ruo ogologo oge, nke ga-eduga na ihe mberede mmanụ nke ite mmanụ gear. Mmanụ nnyefe dị na igbe igbe. Maka nnyefe aka, mmanụ nnyefe na-arụ ọrụ nke mmanu na mfu okpomọkụ. Maka nnyefe akpaka, mmanụ nnyefe na-arụ ọrụ nke mmanu, mfu okpomọkụ na nnyefe ike. Usoro njikwa nke nnyefe akpaka kwesịrị ịdabere na mmanụ nnyefe ka ọ rụọ ọrụ nke ọma. A chọrọ ka edochie mmanụ nnyefe mgbe niile. A na-atụ aro ka nnyefe akpaka zuru oke dochie mmanụ nnyefe kwa kilomita 60 ruo 80. Ọ bụrụ na agbanweghị mmanụ nnyefe ruo ogologo oge, ọ nwere ike imebi usoro njikwa na igbe igbe. Ọ bụrụ na usoro njikwa dị na igbe nnyefe akpaka mebiri emebi, ọnụ ahịa nnọchi dị oke ọnụ, ndị enyi ụgbọ ala ga-agbanwe mmanụ nnyefe n'oge. N'oge udo, ị nwere ike ikwe ka onye ọrụ teknụzụ bulie ụgbọala ahụ elu, ka i wee hụ chassis nke ụgbọala ahụ ebe mmanụ anaghị agbapụta. Ọ bụrụ na ị hụta mmanụ na-agbapụta, lelee ihe kpatara ya ji agbapụta ma dozie ya n'oge.
