1. Txuas cov khoom siv hluav taws xob thiab xyuas tias qhov kev sib hloov yog qhov tseeb.
2. Thaum hloov cov hniav, xyuas kom cov hniav ntug txuas 2-4 hli dhau ntawm cov cutter disc nto, ces ceev cov bolts. Yog hais tias cov xov ntawm lub siab bolts tau hnav, hloov lawv tam sim ntawd kom tsis txhob muaj kev puas tsuaj rau cov txiv ntoo cutter.
3. Thaum hloov cov hniav txuas ntxiv, xyuas kom cov hniav txuas ntxiv ntev zoo ib yam.
4. Yog tias kho qhov ntev ntawm cov hniav tsis ua tiav qhov xav tau qhov loj me, hloov mus rau lub sieve nrog qhov sib txawv aperture.
5. Tsis txhob pub cov ntoo uas muaj pob zeb lossis cov ntsia hlau rau hauv lub tshuab, vim qhov no yuav ua rau cov hniav puas thiab cov khoom siv sab hauv.
6. Ua tib zoo xyuas cov rauj bolts. Yog tias xoob, zawm lawv tam sim ntawd. Hloov cov hammers thiab bolts yog tias lawv hnav hnyav heev.
