Kumenya ko ushishikajwe na Silicone spray imbunda ya valve , twashyize ahagaragara ingingo kumutwe usa kurubuga kugirango bikworohereze.Nkumushinga wabigize umwuga, turizera ko aya makuru ashobora kugufasha.Niba ushishikajwe no kwiga byinshi kubicuruzwa, nyamuneka twandikire.