Anyị aluminom aka ụdị wafer urukurubụba valvụ mejupụtara valvụ ahụ, diski, azuokokoosisi na oche wdg The actuator bụ aka, nke na-eme ka azuokokoosisi na diski na-atụgharị, ka n'ụzọ zuru ezu mechie na-emeghe valvụ.Iji mechie valvụ ahụ, ịkwesịrị ịtụgharị aka aka n'akụkụ aka elekere....
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