VOE14638307 Main Hydraulic Pump for Volvo EC380D, EC380DHR, EC380DL

The SPARKLING MACHINERY NEW VOE14638307 Hydraulic Pump Photo:

Why Choose the SPARKLING VOE14638307 Hydraulic Pump?

• • • • • • • • • • • • • • • • • • • • • • • • • •    - Negative Flow Control: Maximizes fuel efficiency by reducing pump output when controls are in neutral, minimizing engine drag.

                                                  •    - Tandem Configuration: Two high-pressure piston pumps housed in a single casing provide balanced power to both the left and right track/work circuits.

                                                  •    - Demolition Ready: Standard equipment for the EC380DHR (High Reach), built to handle the constant pressure spikes of hydraulic shears and hammers.

                                                  •    - Direct OEM Fit: Fully interchangeable with previous part number VOE14549798, ensuring exact port alignment and mounting for D-series chassis.

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Compatible Volvo Models

This pump is the primary unit for 35–40 ton class Volvo excavators:

Q&A Section

Q1: What are the common signs that my VOE14638307 pump is failing?

A: Look for "hydraulic hunting" (unstable engine RPM under load), loud metallic whining noises from the pump bay, or a significant slowdown in cycle times as the hydraulic oil temperature rises.

Q2: Should I replace the pump or just the regulators?

A: If the machine is slow but the pump isn't making noise, the regulators may just need adjustment or replacement. However, if you find brass or steel shavings in the hydraulic filters, the internal rotating groups of the 14638307 have likely disintegrated, requiring a full pump replacement.

Q3: Is this pump compatible with the E-Series (EC380E)?

A: No. While they look similar, E-series machines use a different part number (often VOE14626154) due to different electronic regulator controls and Tier 4 Final engine integration.

About SPARKLING MACHINERY:
   - Founded in 2013, SPARKLING focuses on high-quality excavator parts across hydraulics, undercarriage, engines and electrical systems. We prioritize stability, precision and continuous service, offering worldwide distribution, tailored solutions and strict QC to help customers reduce cost and increase uptime.

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   - Replace your failing ECU confidently. Contact SPARKLING for pricing, lead time, and technical support — restore optimal machine control quickly and reliably.