HD1430 Excavator Control Valve Main Safety Relief Valve Assembly
Main circuit pressure protection for normal excavator operation . Precision-engineered replacement assembly manufactured with hardened alloy steel components for reliable hydraulic protection in demanding construction environments .
Failure Symptoms
Hydraulic
overheating under load
Reduced
working performance
Compatible Models
HD1430 Excavator
Technical Specifications
| Parameter |
Specification |
| Product Type |
Main Safety Relief Valve Assembly |
| Compatible Machine |
HD1430 Crawler Excavator |
| Function |
Main circuit pressure protection for normal excavator operation |
| Material |
Hardened Alloy Steel |
| Application |
Excavator Hydraulic Control Valve System |
| Warranty |
3 Months |
Company Profile

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ABOUT US
Guangzhou Xingfan Precision Oil Pressure Co. , Ltd. focuses on the after-market hydraulic maintenance and replacement of construction machinery including excavator, rotary drilling rig, pile driver, concrete mixer, delivery pump truck, crane, harvester and other equipment . Including hydraulic pump, traveling motor, rotary motor, distribution valve multi-way valve, gear pump, operating handle, walking foot valve, etc .


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Factory Display



FAQ
Q1 : What does this Main Safety Relief Valve do in the HD1430 excavator ?
This valve provides main circuit pressure protection for normal excavator operation . It is a critical component in the HD1430 excavator hydraulic control system . Symptoms of a failing valve include : unstable system pressure; hydraulic overheating under load; reduced working performance .
Q2 : Is this valve compatible with my HD1430 excavator ?
Yes, this main safety relief valve is specifically designed for HD1430 excavator control valve assemblies . Please provide your machine serial number for exact fitment confirmation within 24 hours .
Q3 : What material is the main safety relief valve made of ?
The valve body is precision-machined from hardened alloy steel with heat treatment for wear resistance . Internal components undergo strict dimensional and pressure testing before assembly to ensure reliable operation under demanding hydraulic conditions .
Q4 : Do you provide installation support for this Main Safety Relief Valve ?
We recommend installation by a qualified hydraulic technician . Our engineers provide torque specifications, pressure calibration guidance, and troubleshooting support via video call or email . Proper installation ensures optimal valve performance and system reliability .
Q5 : What is the warranty and delivery time for the HD1430 Main Safety Relief Valve ?
We offer a 3-month warranty on all HD1430 main safety relief valve assemblies . Standard delivery is 15-30 days with export-standard packaging . Payment via T/T, Western Union, or PayPal is accepted . Volume pricing available for bulk orders .