Chokometsera mpweya choziziritsa mafuta cha magawo awiri chokhazikika cha maginito chosinthasintha pafupipafupi
1. Injini yamaginito yokhazikika yoziziritsidwa ndi mafuta bwino kwambiri, yoziziritsa mozungulira, komanso yogwiritsa ntchito mphamvu zambiri
2. Kapangidwe kake kachinsinsi ka chipinda chobisika kamapangitsa kuti ntchitoyo ikhale chete
3. Kapangidwe ka makina okonzedwa bwino a OSG kamapangitsa kukhazikitsa, kukonza ndi kusamalira makina onse kukhala kosavuta
5. Yogwira ntchito bwino kwambiri, yoteteza chilengedwe kwambiri, komanso yosavuta kugwiritsa ntchito, zomwe zimapangitsa ogwiritsa ntchito kukhala okhutira kwambiri
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