1, 7-inisi mata pa'i lanu Saina atoa, fa'aaliga fa'alava fa'agaioiga fa'aogaina le fa'aSaina lisi, fa'aoga ma faigofie;faʻafaigofie tele le fetuunaiga o faʻasologa ma suʻega o galuega eseese.
2. Faʻasologa-faʻaliliuga faʻavavevave-faʻaleleia faiga e mafai ona fetuunai e tusa ai ma le saoasaoa o le gaosiga;(O le umi e mafai ona faʻatulagaina e tusa ai ma manaʻoga o tagata faʻatau)
3, o le masini atoa o loʻo faia i mea SUS304, faʻatasi ai ma foliga matagofie, maualuga faʻatumu saʻo, fetuunaiga talafeagai, saogalemu ma faigofie faʻagaioiga.
4, maualuga sa'o piston mita masini, sa'o ma faatuatuaina quantitative;
5, fa'aaogaina masini fa'amaufa'ailoga fa'aulufale mai, fa'atasi ai ma faiga fa'atosina lelei e fa'amautinoa ai e leai se liki i luga o le vaaiga;
6, o le pusa meafaitino e sau ma le teuina o pusa mea, o le faʻapipiʻiina o pusa mea faʻapipiʻi, faʻamamaina tutoatasi o le paipa, faigofie ona mama.
7. O le ulu faʻatumu o loʻo faʻapipiʻiina i se faiga lauiloa photoelectric, lea e mafai ona faʻamaonia saʻo le tulaga faʻatulagaina o le fagu faʻatumu ma ausia le faʻatumuina o fagu ma leai se fagu faʻatumu.