A: Simultaneous speed loss across multiple links, structural arm drifting under rated loads, and extreme thermal spikes inside the hydraulic reservoir usually confirm severe internal spool clearance wear.
A: Technicians must perform a complete multi-stage oil filtration flush, remove any metal micro-particulates, and torque all mounting fasteners to standard factory ratings using brand-new elastomeric seals.
A: Verify that your machine tag matches the 14693866 layout. This specific design is calibrated for Volvo EC210, EC210B, and EC240B frame specifications.
A: Utilizing premium-grade castings with low thermal expansion coefficients, the inner spools maintain exact sealing clearances even when operating temperatures reach their upper limits during heavy excavation.
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






















