Ukubonisa umlingani
I-HC uhlobo lwehoist yaselekthrikhi ngokwezintandokazi, elikhombisa ukuthi kuyakhiwa ngokwezintandokazi ezikhulu kanye nezinhlobo zokusebenza eziningi. Ngokulungiselela umthamo wokuziphatha kweblock ye-pulley, lezinto zingakwazi ukuphumelela imininingwane yezindlela zokuziphatha ezahlukene kanye nezikhathi zokusebenza ezahlukene, ngakho kuyakwazi ukwenza abasebenzi babo bakhombisele ukuthuthukisa izinhlelo zokusebenza kanye nokwakhiqiza ukusebenza kwabasebenzi.