1.sebenzisa ukulungiswa kwesantya se-electromagnetic, ngokuguqula isantya sokujikeleza kwe-fan, ukulungelelanisa umthamo womoya, uluhlu olukhulu lomthamo womoya (350 ~ 1400rpm).

2.inenjini yokungcangcazela emlonyeni wokutyisa ibhanti le-coveyor, qinisekisa ukuba ukondla iti akuthintelwa.