Kobelco-Knowledge Ep.06 - Excavator check and maintenance the belt engine 

Do the engine work properly? Or abnormal noise?
Let's check the sound and check the belt engine tension together before starting a job with VDO Ep.6 - Excavator check and maintenance the belt engine.
If found the engine has abnormal noise, please contact your KOBELCO authorized dealer.
Easy to DO, Easy to work!
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