Hoʻokomo ʻia ka kānana moʻo SRFA i ʻelua mau kānana kīʻaha, kahi 2-kūlana 3 -way directioal valve, by-pass valve, anakahi a me diffuser. He maʻalahi ia i ke ʻano a maʻalahi hoʻi e hoʻohana. Kau ʻia ma luna o ka pahu wai; aia kahi by-pass valve a me nā hōʻailona hoʻohaumia i loko ona, no ka pale ʻana i ka palekana o ka ʻōnaehana hydraulic. ʻO ka hiʻohiʻona o kēia kānana e ʻae i ka hana mau a hiki i ka wā o ke kuapo ʻana i ka mea, i paʻa ʻia e ka mea haumia. Ke pale ʻia ka mea kānana e ka mea haumia i nā hopena i ke kaomi e piʻi i ka 0.35MPa e hāʻawi ka mea hōʻike i nā hōʻailona. I kēia manawa, huli i ka mea kuhikuhi kiwikā e kuhikuhi ai i ka hana ʻo ia i nā kānana a laila e hoʻololi i ka mea.