1. Ua ntej ua haujlwm, xyuas seb qhov kev ua tau zoo ntawm cov chainsaw yog qhov zoo, thiab seb cov khoom siv kev nyab xeeb puas ua tiav thiab ua tau raws li qhov yuav tsum tau ua kom muaj kev nyab xeeb.
2. Txheeb xyuas tias cov saw saw yuav tsum tsis txhob muaj cov kab nrib pleb, thiab cov ntsia hlau ntau yam ntawm cov saw saw yuav tsum nruj.
3. Hnav cov tsom iav tiv thaiv rau kev ua haujlwm, sawv ntsug ntawm sab ntawm cov hniav, thiab nws yog txwv tsis pub sawv ntsug ntawm tib txoj kab raws li cov saw hniav, thiab caj npab yuav tsum tsis txhob hla lub sawb.
4. Cov khoom siv pub mis yuav tsum nyob ze rau lub roob nraub qaum, thiab lub zog yuav tsum tsis txhob muaj zog heev.Nyob rau hauv cov ntaub ntawv ntawm cov pob qij txha nyuaj, nws yuav tsum tau thawb maj mam.Lub splicing yuav tsum tau tos rau sawb 15 cm.Tsis txhob rub nrog koj txhais tes.
5. Cov ntaub ntawv luv thiab nqaim yuav tsum tau ua tiav nrog cov pas nrig, thiab cov hooks yuav tsum tau siv rau cov khoom sib txuas.Rau cov ntoo uas siab tshaj qhov vojvoog ntawm cov saw hniav, nws yog txwv tsis pub pom nws.
6. lub tshuab hluav taws xob yuav tsum tau muab tshem tawm rau kev saib xyuas.
7. Rau kev nyab xeeb, lub sawb yuav tsum tau muab tshem tawm tom qab siv.