Kune dzimwe nzira dzekuchengetedza uye nzira dzekugadzirisa kune indasitiri yemvura chiller, sekushandisa chaiyo yekushanda voltage, uchishandisa iyo chaiyo simba frequency, usamhanye pasina mvura, uchiichenesa nguva dzose, etc. Kushandisa kwakarurama uye kugadzirisa nzira dzinogona kuvimbisa kuenderera uye kugadzikana. kushanda kwemidziyo yelaser.