I. E like me ka mana 1. Automatic valve: e hilinaʻi i ka mana o ia iho e hana i ka valve.E like me ka pahu pahu, ka pahu hoʻemi hoʻohaʻahaʻa, ka pahu pahele, ka valve palekana, a pēlā aku.2. Hoʻokele valve: hilinaʻi i ka mana kanaka, ka uila, hydraulic, pneumatic, a me nā mea ʻē aʻe o waho e hana i ka valve.ʻO ia ...
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