Description
Doosan DH60-7 Main Control Valve Assembly Overview
The Doosan DH60-7 Main Control Valve Assembly (OEM Part Numbers: 401-00022, 401-00022A, 2302-9277, 2272-6014) manufactured by Tatan is a precision-engineered hydraulic distribution valve belonging to our Main Control Valve Assembly classification. Designed specifically for Doosan DH60-7, DH60-7 GOLD, DX60, and Hyundai R60-7 6-ton mini excavators, replacing your worn hydraulic valve with a Tatan complete DH60-7 main control valve assembly eliminates hydraulic function hesitation, cylinder drift, and internal oil leakage instantly.
Built strictly according to original OEM specifications, this hydraulic control valve features micro-lapped alloy steel spools and cast-iron housing, ensuring 100% direct bolt-on fitment with pilot control lines and main hydraulic pump hoses.
Key Attributes & Parameters for Doosan DH60-7 Main Control Valve Assembly
| Product Category | Main Control Valve Assembly | Warranty | 1 Year / 12 Months |
| Specific Valve Model | Doosan DH60-7 Main Control Valve | Brand Name | Tatan |
| Compatible Equipment | Doosan DH60-7 | DX60 | Hyundai R60-7 | OEM Part Number | 401-00022 / 2302-9277 |
| Max Relief Pressure | 24.5 – 28.0 MPa (245 – 280 bar) | Max Oil Flow Rate | 60 – 85 L/min |
| Control Type | Hydraulic Pilot Control / Mechanical Spool | Valve Material | High-Density Ductile Iron Body |
| Machinery Test Report | Provided (100% Bench Pressure Tested) | Video Outgoing-Inspection | Provided Before Shipping |
| Quality Status | 100% Brand New Assembly | Packaging | Export Wooden Box Packaging |
Supported Machinery Brands & Control Valve Coverage
In addition to Doosan, Tatan manufactures replacement main control valves and hydraulic components for leading excavator brands:
Application Scenarios & Buyer Value
When upgrading or replacing your 6-ton excavator hydraulic system with our Doosan DH60-7 Main Control Valve Assembly, buyers achieve maximum operational precision and speed:
| Application Scenario | Value Delivered to Buyer |
|---|---|
| Doosan DH60-7 / DX60 Control Valve Replacement | Complete valve assembly replacement eliminates boom drift and restores multi-function compound movement. |
| Hydraulic Repair Workshops | Eliminates tedious spool polishing and valve body re-machining; saves mechanic labor hours. |
| Excavator Parts Distributors & Stockists | High-demand 6-ton excavator control valve with cross fitment for Doosan and Hyundai excavators. |
| Rental Fleet Maintenance | Extends 6-ton excavator working lifespan and restores factory hydraulic pressure response. |
Doosan DH60-7 Main Control Valve Assembly OEM Diagnostic Guide
Use this OEM manual hydraulic diagnostic guide to troubleshoot operational control valve symptoms on your Doosan DH60-7:
| Hydraulic Symptom | Technical Cause Analysis | Tatan Factory-Grade Solution |
|---|---|---|
| 1. Slow boom/arm speed & cylinder drifting down | Main relief valve pressure drop below 24.5 MPa or internal spool wear allowing oil bypass to return tank. | Install Tatan new DH60-7 main control valve assembly; flush hydraulic system & replace oil filter. |
| 2. Jerky or delayed lever response when operating travel/swing | Pilot control spool sticking, clogged pilot line filter, or pilot signal pressure leak (<3.9 MPa). | Clean pilot lines, inspect pilot pressure, or replace complete DH60-7 hydraulic distribution valve. |
| 3. Hydraulic oil overheating rapidly during excavation | Internal valve spool bypass generating excessive friction heat or stuck overload port relief valve. | Calibrate main relief pressure or swap to a Tatan factory pre-tested DH60-7 main control valve. |
| 4. External hydraulic oil leaking between valve sections | Sectional seal O-ring degradation or cracked valve body from high hydraulic shock pressure spikes. | Replace with Tatan high-density ductile iron main control valve assembly with reinforced seals. |
Transport Packaging & Fast Global Shipping
To ensure 100% damage-free international transport, every Tatan Doosan DH60-7 main control valve assembly undergoes anti-rust oiling, waterproof plastic sealing, and solid export wooden box packaging.
✈️ Express Air Courier
Partnered with DHL, FedEx, UPS, and TNT for express door-to-door delivery worldwide.
🚢 Sea Cargo Freight
LCL and FCL ocean container shipping for heavy control valves and bulk orders.
📦 Export Wooden Cases
Fumigated solid wooden boxes with thick shockproof foam lining for maximum safety.
Quality Control & International Certificates
Tatan hydraulic control valves are manufactured under ISO 9001 quality management systems and strictly comply with CE safety standards.
Doosan DH60-7 Control Valve FAQ & Related Categories
* Note: Wholesale Reference Price Starts From $300.00. Please contact Gavin for a final customized quote.
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