A: A metallic grinding sound during cab acceleration, increased structural vibration, and fine steel flakes found on the oil dipstick.
A: No, the unit is shipped dry to meet international air and sea freight safety regulations; mechanics must fill it before startup.
A: Yes, the internal sun gears and planetary carriers share identical module pitches and spline dimensions across both model lines.
A: Check the oil level every 250 operating hours and perform a complete fluid change with high-grade API GL-5 gear oil every 1000 hours.






















