A. Zam kom tsis txhob muaj qhov idler raug them los ntawm cov khoom siv, ua rau kev sib hloov tsis zoo, thiab tiv thaiv kom tsis txhob muaj cov khoom xau los ntawm kev daig ntawm cov menyuam thiab siv. Ua tib zoo saib xyuas lub lubrication ntawm qhov txav tau, tab sis tsis txhob kis kab mob ntawm txoj siv conveyor.
B. Siv zog kom tsis txhob pib nrog load.
C. Yog tias daim kab xev deviates, yuav tsum tau ntsuas los kho nws raws sijhawm.
D. Yog tias pom muaj kev puas tsuaj hauv cheeb tsam ntawm daim kab xev, nws yuav tsum tau kho lub sijhawm kom tsis txhob nthuav dav.
E. Tsis txhob muab daim kab xev thaiv los ntawm racks, ncej lossis thaiv cov ntaub ntawv, thiab tiv thaiv kom tsis txhob tawg thiab tawg.
