Qhov tseeb saib xyuas thiab saib xyuas lub tog raj kheej txuj ci:
Thaum lub tog raj kheej kho thiab rov ntsuas dua, feem ntau yog kom tiv thaiv cov nplhaib sib khi ntawm lub nplhaib sib khi .
Hauv kev siv, lub tog raj kheej yuav tsum pom tias muaj ib feem ntawm lub tog raj kheej tau xoob nrog cov ncej pin yuav tsum tsis tu ncua lubricated .
Thaum lub tog raj kheej tau muab tshem tawm thiab tsis yog siv rau lub sijhawm ntev, txhua qhov txheej txheem txheej txheem yuav tsum tau muab tso nrog cov xeb thiab kev tso pa tawm thiab cov pov thawj ntsaws.
Thaum lub tog raj kheej kho thiab rov ntsuas dua, cov chaw yuav tsum tau raug ntxuav tawm, thiab ua kom zoo nkauj rau kev teeb tsa ntawm lub nplhaib sib khi .
