① Timawonjezera ma motors awiri omwe amatha kusintha momwe lamba amagwirira ntchito (opereka ena amagwiritsa ntchito ma gudumu pamanja).
② Timawonjezera chipangizo chowombera mpweya kuti tithandizire mapepala kuti achoke pa lamba wachitsulo ndikuthamangira ku stacker yamapepala.
③ Timathana ndi vuto laukadaulo lomwe makina owerengera wamba sangathe kulumikizidwa ndi gawo lodzipatsa okha komanso stacker yokha.
④ Timatalikitsa bolodi la mlatho kuti titolere mapepala akazizira.