R210-7 actuators sluggish, one function dead or main valve leaking? A worn or damaged R210-7 main control valve loses spool metering precision and allows cross-port leakage between circuits, making smooth simultaneous operation impossible. RITO supplies this precision R210-7 main control valve assembly to restore independent, drift-free metering across all circuits.
Item NO.:
R210-7-YYBZCOrder(MOQ):
1pcsPayment:
T/T, WESTERN UNION, CHINESE BANK,PAYPALProduct Origin:
JAPANShipping Port:
Huangpu,GuangzhouLead Time：
In StockR210-7-YYBZC Main Control Valve Assembly for Hyundai R210-7, R210LC-7, R220-7 and R225-7 excavators. The main control valve meters and prioritises hydraulic flow to all excavator functions simultaneously. Precision spool-to-bore clearances, integrated flow-sharing compensators and new load-check valves restore metering resolution and drift-free load holding.
| Part Number | R210-7-YYBZC |
|---|---|
| Part Name | Main Control Valve Assembly |
| Compatible Brand | Hyundai |
| Applicable Models | R210-7, R210LC-7, R220-7, R225-7 Excavator |
| Application | Main hydraulic distribution and flow-sharing control valve for Hyundai R210-7 series |
| Material | Precision alloy steel spools and valve body |
| Product Color | Industrial finish |
| Working Temperature | -25°C~+80°C |
| Key Function | Meters and prioritises flow to all R210-7 work functions under combined-load conditions |
| Condition | 100% New Aftermarket OEM Quality |
| Packaging | Wooden Case Reinforced Carton Neutral Packing Customized Box |
All main spools precision-lapped to R210-7 OEM bore clearance, restoring the metering resolution that allows smooth, independent control of each function under combined hydraulic load.
Internal flow-sharing compensator spools installed to OEM specification to prevent boom or travel circuits from robbing flow from other functions during simultaneous operation.
All work-port load-check valves replaced with new units to eliminate boom sink and actuator drift when controls are released under load.
Single valve body covers R210-7, R210LC-7, R220-7 and R225-7, simplifying procurement for Hyundai R210-7 series fleet maintenance.
FAQ
Q: What causes R210-7 main control valve failure?
A: Contaminated hydraulic oil scoring spool surfaces is primary. A clogged tank breather that pressurises the tank, external hose contamination during maintenance, and prolonged high-temperature operation are secondary causes.
Q: How do I verify whether the R210-7 main valve or the pilot circuit is causing slow function response?
A: Apply manual pilot pressure directly to the main valve spool pilot port using a hand pump. If the function responds correctly with manual pilot, the main valve body is serviceable and the pilot circuit or joystick is at fault.
Q: Must I flush the hydraulic system before fitting the R210-7-YYBZC control valve?
A: Yes. Flush the tank, replace return-line and high-pressure filters, and clean all pilot line strainers before installation. Debris from the worn old valve will score the new spool bores within hours if filters are not replaced.
Q: How to confirm R210-7-YYBZC fits my R210-7?
A: Confirm machine model is R210-7, R210LC-7, R220-7 or R225-7. Provide machine serial number to our team to verify the main valve configuration for your serial number range.
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
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