Q: What causes an excavator upper house to drift past its stop point when control levers are centered?
A: This drift is typically caused by worn swing motor brake discs or excessive gear play inside the reduction gearbox.
A: This drift is typically caused by worn swing motor brake discs or excessive gear play inside the reduction gearbox.
Q: What break-in oil schedule is recommended for this 31N6-10130 swing reducer after installation?
A: Drain the initial gear oil after the first 50 operating hours to clear assembly particles, then change every 1000 hours.
A: Drain the initial gear oil after the first 50 operating hours to clear assembly particles, then change every 1000 hours.
Q: Are part numbers 31N6-10130 and 31N6-10150 fully interchangeable across the R215-7 model group?
A: Yes, they share matching output shaft splines, gear ratios, and flange mount diameters for direct replacement.
A: Yes, they share matching output shaft splines, gear ratios, and flange mount diameters for direct replacement.
Q: How does the internal gear train prevent tooth binding during sudden counter-swing emergency braking?
A: The carrier utilizes precision ground thrust washers that absorb axial shocks and maintain equal spacing under sudden reversals.
A: The carrier utilizes precision ground thrust washers that absorb axial shocks and maintain equal spacing under sudden reversals.
Q: What quality options are available?
A: We provide original, OEM, and high-quality aftermarket versions with stable supply capability.
Q:Why Choose RITO?
A:Listed Factory
Stable&Reliable Quality
OEM Factory for Chinese Top Excavator Brands
Supplier to Fortune 500 Companies
