1
Nqa lub log tom qab. Ua kom nrawm nrawm ntsia hlau rau hauv nruab nrab ntawm lub log tom qab.
2
Ua kom haum cov pob kho kom zoo ntawm cov kho screws ntawm ob tog. Ntsia thawv ob peb lem rov qab. Tighten adjusting bolts dua. Kuaj cov saw nruj thaum ntsia hlau. Tom qab koj xav tias nws haum, kho qhov chaw ntawm ob sab tib si.
Yuav kho cov saw nro ntawm cov maus taus
3
Tighten fixing bolts ntawm kev kho cov ntsia hlau.
