Ha metsi a otla mochine o potolohang, matla a impeller a fetisetsoa metsing, a qobella metsi ho tsoa (centrifugal force).
Setsi se tšoara likarolo tse ling, 'me selemo se boloka lebanta le hula ka thata.Pulley ke eona e thusang ho tsamaea ha lebanta.
Li-sensor tsa boemo ba oli li sebelisa li-switches tsa lehlaka la makenete, tse tiisitsoeng ka hermitically ka tšepe e sa hloekang kapa kutu ea polasetiki, ho lekanya maemo a oli le ho bulela kapa ho tima lipompo tsa oli.