1. E fetaui lelei mo le fuaina ma le afifiina o granules, paʻu, vai, sosi ma isi mea i pisinisi eseese.
2. E mafai ona faʻamaeʻa faʻamaeʻa le faia o taga, fuaina, tipiina, faʻamaufaʻailogaina, slitting, faitau, ma e mafai ona faʻapipiʻi e lolomi numera faʻapipiʻi e tusa ai ma manaoga o tagata faatau.
3. Fa'agaioia mata pa'i, pulea PLC, servo afi pulea ato umi, fa'atinoga mautu, fetuutuuna'i talafeagai ma su'esu'ega sa'o.Pulea le vevela atamai, fetuutuunaiga PID, ia mautinoa o loʻo pulea le faʻaogaina o le vevela i totonu ole 1 ℃.
4. Mea faʻapipiʻi: PE ata faʻapipiʻi, e pei o: alumini mama, aluminized, nylon, ma isi.