E320D2 378-9517 graafmachine zwenkversnellingsbak OEM versnellingsbak met hoge koppelreductie

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July 28, 2026
Videobeschrijving:
Our team walks you through how the E320D2 378-9517 Excavator Swing Gear Box performs in common scenarios. In this video, you'll see a detailed explanation of this high-torque reduction gearbox's critical components—including sun gear, planet gears, ring gear, and internal brake system—and learn how it enables smooth 360-degree rotation. We demonstrate frequent fault issues like unusual sounds, oil leakage, sluggish rotation, overheating, and gear damage, along with their underlying causes and solutions. This professional walkthrough provides real use insights for B2B audiences in heavy machinery maintenance and parts replacement.