a. Kugwiritsa ntchito injini imodzi kapena ziwiri kuyendetsa makinawo. Ma motors awiri amawongolera backrest ndi footrest mosiyana;
b.Zosavuta kwambiri kusintha kaimidwe pamalo aliwonse ndi mota;
c.Kupezeka m'lifupi kulikonse kwa mpando wa sofa, muyenera kusintha mbali zina za makina;
d. Pakatikati pa mphamvu yokoka ya makina amatha kusunga bwino pansi pazikhalidwe zosiyanasiyana, kupititsa patsogolo mphamvu ya makina oyendetsa pansi;
E.KD mapulagi pakati pa backrest ndi mpando chimango ndi yabwino kuti sofa disassembled, kuikidwa ndi kuperekedwa;
chitsulo
g.Malumikizidwe onse ali ndi zochapira acetal kuti athetse kukhudzana kulikonse kwachitsulo ndi chitsulo;Palibe phokoso lachitsulo ndi chitsulo pamene makina amagwira ntchito;