1. Kho tensioning ntawm saw chains
2. Tshawb xyuas kev puas tsuaj lossis hnav
3. Tsis tu ncua ntxuav cov ntawv qhia phaj zawj thiab khaws cov ntawv qhia phaj kom zoo lubricated (tsis txhob siv cov roj cav khib nyiab, siv cov roj lubricating tshwj xeeb tuaj yeem txhim kho nws lub neej kev pabcuam)
4. Tsis tu ncua hloov daim ntawv qhia kom paub tseeb tias txawm hnav ntawm ob sab ntawm cov lus qhia
5. Kho cov lus qhia rail
6. Txheeb xyuas qhov sib txawv ntawm daim ntawv qhia lub taub hau sprocket thiab lub phaj lub cev
