ʻOku mahuʻinga ʻa e mahino hono fokotuʻu ʻo e ngaahi puha tufakiʻanga naunau ki hono fakapapauʻi ʻo e malu fakaʻuhila ʻi he ngaahi fale. ʻOku mahuʻinga ʻa e ʻilo ki honau fola mo e fakauaea fakatataa ke maʻu ha mahino mahino ki he ngaahi puha tufakiʻanga naunau ki hono fakaʻaongaʻi ʻo e ʻapi.
Ngaahi fakakaukau mahuʻinga:
1. ʻOku maʻu ʻa e ngaahi puha tufakiʻanga naunau ʻi he ukamea mo e pelesitiki, maʻu ʻi he ngaahi faʻahinga ʻoku ʻikai ke ʻi ai ha meʻa ʻoku fufuuʻi. Kuo pau ke tuʻu maʻu mo maumau ʻa e puha.
2. ʻI loto he puha, ʻOku totonu ke mavahevahe mo tuʻu maʻu ʻa e busbar ʻi he ngaahi laine noa, maluʻi fakavaʻe uaea, mo e ngaahi laine ʻo e konga, kotoa ʻi he ʻaofi maluʻi mei lelei.
3. ʻOku totonu ke hamolemole mo unobstructed ʻa e ʻesiaʻi taa ki he meʻa kamosi ʻo e ʻea, ʻomi ha feituʻu feʻunga.
4. Fokotuʻu e puha tufakiʻanga naunau ʻi ha momoa, feituʻu ventilated taʻe ʻi ai ha meʻa ke faingofua hono maʻu.
5. ʻOku ʻikai totonu ke fokotuʻu ʻa e puha ke fuʻu maʻolunga; Ko e tuʻunga maʻolunga ʻo e fola angamaheni ko e 1.8 mita ʻe mita ki he tafa ʻoku faingamalie.
6. Kuo pau ke malu ʻa e founga fakaʻuhila ʻoku hu ki he puha ʻaki hono lokaʻi.
7. Kapau ʻoku fie maʻu ke drilled ʻa e puha tufakiʻanga naunau, fakapapauʻi ʻoku hamolemole mo fakangingila ʻa e ngaahi tapa ʻo e luo.
8. ʻI he taimi ʻoku e ai ʻa e puha ʻi ha holisi, fakapapauʻi ʻoku ʻi ʻolunga mo e mataʻu, mavahe mei ha 5 ki he 6 ʻa e MM ʻi he ngaahi tapa.
9. ʻOku totonu ke maau mo maau ʻa e fakauaea ʻi loto ʻi he puha, mo e sikalu ʻoku ʻikai ke ʻi ai ha sikalu.
10. Kuo pau ke loloa feʻunga ʻa e uaea ʻoku haʻu ki ai ʻa e ngaahi hokotanga hui takitaha.
11. Fakahingoa ʻa e ngaahi sēketi takitaha ʻaki hono taumuʻá hili hono folá.
12. Fakamaʻa ha faʻahinga naunau mei he loto puha tufakiʻanga naunau hili hono fola.
ʻOku matuʻaki mahuʻinga ʻa e ngaahi fakatata fakauaea lolotonga hono fola. Kuo teuteuʻi ha ngaahi fakatātā ki hoʻo potufolofolá:
Fakauaea fakatataa
ʻOku mahuʻinga ke ako faivelenga ʻa e ngaahi founga mo e ngaahi fakatamaki fakauaea ko ʻeni, tokanga pau ki he ngaahi tuʻunga moʻui ki he fakauaea totonu mo malu.