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139-4151 421-1808 Hydraulic Pump for D8R Bulldozer Parts
High-quality replacement hydraulic pump specifically designed for D8R bulldozer applications, ensuring reliable performance and durability.
Product Specifications
Product Name
Hydraulic Pump
Place of Origin
Guangzhou
Brand Name
JIAJUE
Part Number
139-4151 421-1808
Model
D8R
Type
Hydraulic Pump
MOQ
1 Piece
Availability
In Stock
Supply Ability
1000pcs Per Month
Port
Guangzhou/Shenzhen/Ningbo/Shanghai
Delivery Methods
DHL FedEx TNT UPS
Payment Methods
TT, Western Union, Money Gram, Credit Card, Paypal
Product Images
Product Testing Procedure
Check the working status of the test bench and instruments to ensure normal operation
Check the hydraulic pump pipeline connection to ensure it is tight and leak-free
Start the hydraulic gauge and preheat
Run hydraulic pump a while to warm up to a stable operating temperature to ensure the pump operates normally
Set pump operating parameters according to test requirements, such as pressure, flow, speed, etc.
Finally, pour the test liquid and start the test bench to let the pump run again and record the working parameters such as pressure, flow, speed, and temperature. At the same time, observe the working status of the pump including noise, vibration, temperature changes, etc.
Related Products
Frequently Asked Questions
Q1: What are the steps involved in installing 139-4151 hydraulic pump?
Clean the pipelines and oil tank.
Replace the filter element and hydraulic oil.
Clean the joints.
Pre-fill with oil and bleed air.
Inspect the bearings and seals.
After installation, perform a functional test of the hydraulic system, check the operation of the hydraulic pump, ensure there is no abnormal noise or vibration, and eliminate any leaks or other problems.
Q2: What should we do if 139-4151 hydraulic pump leaks oil while it is working?
Check the oil seals and pipe fittings for damage.
Q3: Are some hydraulic pumps in excavators compatible?
Yes, some hydraulic pumps in excavators are compatible, but interchangeability requires an exact match of specific technical parameters and often stays within a single manufacturer's product lines or uses specific aftermarket equivalents.
Q4: Does the hydraulic pump come with after-sales service?
Yes, the hydraulic pump has a 3-month warranty.
Q5: Why choose Guangzhou Jiajue Company?
Because our hydraulic pumps are tested before shipment to ensure they can work properly after installation.
Company Profile
GUANGZHOU JIAJUE MACHINERY EQUIPMENT CO., LTD
Guangzhou Jiajue is a company engaged in manufacturing, developing and selling excavators parts, with years of exploitation and innovation, we have the capacity for distributing thousands of excavator parts, including: undercarriages parts, rubber parts, engine parts, oil seals, general consumable parts, iron parts, and hydraulic breaker etc, in hundreds of senes with full products range and quality guarantee.
We stick our principle of developing the quality and providing satisfactory service superior to the products, we always believe that products with good quality can help to built up good images, and with good service, valued customers will always stand by us. We sincerely hope to cooperate with you and build the stronger business relationship with each other.
About the Exhibition
Packaging & Shipping
Payment Information
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer,Distributor/Wholesaler,Trading Company
Year Established:
2014
Total Annual:
5000000-8000000
Employee Number:
15~35
Ecer Certification：
Verified Supplier
GUANGZHOU JIJAUE CONSTRUCTION MACHINERY PARTS specializes in R&D and production of diesel high pressure common rail fuel systems and related components. At present, our main products include single-cylinder (air-cooled and water-cooled) common-rail system products, heavy-duty diesel common-rail ... GUANGZHOU JIJAUE CONSTRUCTION MACHINERY PARTS specializes in R&D and production of diesel high pressure common rail fuel systems and related components. At present, our main products include single-cylinder (air-cooled and water-cooled) common-rail system products, heavy-duty diesel common-rail ...
