Taupānga:
Ko te mīhini huri kōpae he mea hanga mō te huri i te arai waku o ngā papa pērai kōpae. He pai mō te huri i ngā papa pērai kōpae he nui te kaha, hei whakahaere i te taratara o te mata o ngā rauemi waku, hei whakarite hoki kia ōrite te āhua ki te mata o te pereti o muri.
Mō ngā papa pērai motopaika, he pai te whakamahi i te momo kōpae Φ800mm, he mata kōpae papatahi.
Mō ngā papa pērai waka pāhihi, he pai te whakamahi i te momo kōpae Φ600mm, me te mata kōpae porowhita. (Ka taea e te porowhita mowhiti te whakarerekē i ngā papa pērai me te pereti tuara o te anga whakapūpū)
Ngā Painga:
Ngāwari te whakahaere: Whakatakotoria ngā papa pēki ki runga i te kōpae hurihuri, ka whakapūmauhia ngā papa pēki e te kōpae momi hiko, ka haere mā roto i te huri matotoru, te huri pai, me ngā teihana paraihe i te raupapatanga, ā, i te mutunga ka taka aunoa ki te pouaka. He tino ngāwari te whakahaere mā te kaimahi.
Whakatikatika mārama: He rerekē te matotoru o ia papa pērai, me ine te kaimahi i te matotoru o ngā wahi whakamātautau me te whakatika i ngā tawhā huri. Ka whakahaerehia te whakatikatika huri e te wira ringaringa, ā, ka whakaatuhia te uara huri ki te mata, he mea ngāwari ki te kaimahi te tirotiro.
Teitei te whai huatanga: Ka taea te whakatakoto tonu i ngā papa pēki ki runga i te tēpu mahi, he nui te kaha whakaputa o tēnei mīhini. He tino pai mō te tukatuka i ngā papa pēki motopaika.