Kei te nui ake tō whakaaro whakamā i te mea kua whai mātau koe i te mea ko tēhea mea ka puta te iti i te wā e whakauru ai koe i te mātaki-ā-rangi? He mea tino whakapae, he hīkoi tēnei i haere ai te iti kia kitea e mātou i ō tāone me ō kura. Nā, hei kōrero atu nei au, he mea tino taumata e kī nei ko te tūmomo rīpoata tēnei e āwhina i te hīkoi nei!
Ko te iti ka tīmata te hīkoi i ngā whare āpōpō nui i te waho. Ko ngā whare āpōpō nei e whakaputaina ana i ngā momo āpōpō nui rawa, e whai ake ana ki te whakawhiti i runga i ngā whena roa. Engari, kaore te iti i te mea ka haere ki tēhea wāhi e hiahia ana ia - he mea tino hiahia ki a ia te konāhua. Tērā ka tae ki te tūmomo rīpoata!
Whakaaro he kaiwhakaaetanga rori, engari mō te huringa, ko tēnā te switchgear! Whakaaro he whare whakahaere nui e mohio ana i ngā wāhi e hiahiatia ana te waka. Ka taea e ia te whakahaere i te maha o te huringa — e āhei ana ki te whakahaere i te maha 2000 amps! Ko tēnei he maha rawa te huringa, ā noa iho ka taea e ia te whakarangi i te marama mō ngā whenua itiiti, katoa i tētahi wā.
Kei te pāngia nei te aha? ‘Engari i te wā e whakangungu ana te hiko mō te tuhinga tuatahi, he nui noa te mana o te hiko. Ka mahi te kākano hiko ki te whakarite i te hiko hei whakamahana i tana haere. Me he awa nui, nui rawa, ka whakahē ia kia puta hei awa iti rerekē e āhei ana ki te whakawehi i ngā pūtahi me te korenga i te whakaputu mai.
Ka whai āniwaniwa te kākano hiko i runga i te wāhi. Kāore i te wā e ai ki te kete hangarau nui, e tae ana ki te tohu matua. I te wā kē, kei roto i tētahi hokomaha e kī ana i ngā whakahuanga hangarau nui. Kei roto atu, he maha ngā wāhanga pūkenga e mahi ana i waenganui i a rātou ki te whakahaere i te hiko.
Nā ngā kaihanga pūnaha hiko i whakatūria ēnei kaiwhiwhi hiko. Hei tā rātou, ka whakatū te kākano hiko e pūmau ana me te mōhiotanga. Nā ēnei kaiwhiwhi ka tiakina te hiko mō tātou, ka haere tonu ki te pai.
Nō reira, i te wā e whakarite ana koe i te waehere rīpoata ki te tūmomo rīpoata ki te whakamahi i to komiputa: Whakaaro ki te hīkoi o te iti. He hiranga nui te hīkoi o te iti mai i ngā pūnaha āpōpō nui ki te tūmomo rīpoata e whakarite ana i a ia kia taea e mātou ngā mahi e hiahia ana mātou ki reira!