Ina he te mahi a te pouaka whakamatao wai porowhita kati, ka whakaatuhia te waehere hapa me te pāmahana wai i ngā wā rerekē. Nō reira, mā te mōhio ki ngā waehere hapa ka taea te kimi tere i ngā raruraru. Kei raro nei te whakaahua katoa o ngā waehere hapa.
Ko te E1 e tohu ana i te pāmahana rūma tino teitei;Ko te tikanga o te E2 he pāmahana wai tino teitei;
Ko te tikanga o E3 he pāmahana wai tino iti;
Ko te tikanga o E4 he pūoko pāmahana rūma hapa;
Ko te E5 e tohu ana i te pūoko pāmahana wai hapa.
Whai muri i te 19 tau o te whanaketanga, ka whakatūhia e mātou he pūnaha kounga hua pakari, ā, ka whakaratohia he ratonga whai muri i te hoko kua tino whakapumautia. Neke atu i te 90 ngā tauira pouaka whakamatao wai paerewa me te 120 ngā tauira pouaka whakamatao wai hei whakaritenga. Me te kaha whakamatao mai i te 0.6KW ki te 30KW, ka taea te whakamahi i ā mātou pouaka whakamatao wai hei whakamatao i ngā momo pūtake taiaho rerekē, ngā mīhini tukatuka taiaho, ngā mīhini CNC, ngā taputapu hauora, ngā taputapu taiwhanga me ētahi atu.
