HD820 Excavator Control Valve Main Safety Relief Valve Replacement Parts
Price:
$10-88 / unit
MOQ:
1 unit
Delivery Time:
15-30
Brand:
YFM FK
Product Description
HD820 Excavator Control Valve Main Safety Relief Valve Assembly
Compatible Models
Technical Specifications
Company Profile
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
Unstable
system pressure
Hydraulic
overheating under load
Reduced
working performance
| Parameter | Specification |
|---|---|
| Product Type | Main Safety Relief Valve Assembly |
| Compatible Machine | HD820 Crawler Excavator |
| Function | Main circuit pressure protection for normal excavator operation |
| Material | Hardened Alloy Steel |
| Application | Excavator Hydraulic Control Valve System |
| Warranty | 3 Months |
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 .
FAQ
Q1 : What does this Main Safety Relief Valve do in the HD820 excavator ?
This valve provides main circuit pressure protection for normal excavator operation . It is a critical component in the HD820 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 HD820 excavator ?
Yes, this main safety relief valve is specifically designed for HD820 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 HD820 Main Safety Relief Valve ?
We offer a 3-month warranty on all HD820 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 .
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Guangzhou Xingfan Precision Hydraulic Co., Ltd.
Location
Room 416, No. 1218, Middle Zhongshan Avenue, Tianhe District, Guangzhou, China
Contact Person
Qu