Birashoboka ko uri valve kuri carburetor karubone yo kwiyubaka kugura ibicuruzwa ushaka karbone , valve nziza ya Ntabwo ari valve gusa kuri carburetor ya karbone yiyubaka, twakoze ibyemezo byinyamanswa mpuzamahanga, ariko turashobora kandi guhura nibyo ukeneye. Dutanga serivisi kumurongo, mugihe mugihe kandi urashobora kubona ubuyobozi bwumwuga kuri valve kuri carburetor karubone yo kwiyubaka . Ntutindiganye kuganiraho natwe niba ushishikajwe na varve kuri carburetor karubone yo kwiyubaka , ntituzakureka.