31Q5-15030 K5V80DTP Hydraulic Main Pump for Hyundai R170W-9S / R180W-9S — Reliable OEM Replacement

This product page summarizes the 31Q5-15030 K5V80DTP hydraulic main pump — a direct-fit, high-efficiency replacement for Hyundai wheel excavators R170W-9S and R180W-9S. Designed around Kawasaki K5V80-series axial piston technology, this hydraulic main pump delivers stable flow, precise control, and extended service life under heavy-duty construction workloads. For easy reference and ordering, view the official product listing at Hydraulic main pump 31Q5-15030 K5V80DTP for Hyundai wheel excavator R170W-9S / R180W-9S.

How to confirm this pump fits my Hyundai wheel excavator?

How to check part number compatibility on your machine

Compare the machine service manual part number and mounting flange with the pump model 31Q5-15030 and K5V80DTP designation; exact matches avoid hydraulic mismatches. If the OEM stamp or parts list shows 31Q5-15030 or a K5V80-series pump for R170W-9S / R180W-9S, this unit is a correct replacement.

How to measure port sizes, shaft spline, and displacement

Verify inlet/outlet port dimensions, shaft spline count, and displacement to ensure hydraulic circuit compatibility. The K5V80DTP is an axial piston variable-displacement pump with nominal displacement in the ~78–80 cm³/rev class; confirming spline and flange geometry prevents installation rework.

How to use machine VIN and serial information to verify fitment

Use your excavator VIN/serial number and parts fiche to cross-reference pump assemblies; dealership parts departments can confirm years and production variants for R170W-9S / R180W-9S to ensure the 31Q5-15030 is the correct OEM-equivalent replacement.

Why choose a Kawasaki K5V80-based pump for your excavator?

Why axial piston pumps improve control and efficiency

Axial piston variable-displacement pumps like the K5V80DTP provide precise flow control and higher volumetric efficiency under varying loads, improving hydraulic responsiveness and fuel economy on wheel excavators performing grading or lifting tasks.

Why the K5V80DTP design increases durability in heavy use

Robust internal components—hardened pistons, precision swashplate surfaces, and optimized lubrication pathways—reduce wear and heat buildup, extending service intervals and lowering life-cycle costs on machines such as the Hyundai R170W-9S and R180W-9S.

Why OEM-equivalent parts reduce downtime

Using a direct-fit pump like 31Q5-15030 minimizes modification and commissioning time; bolt patterns and hydraulic ports match Hyundai specifications, enabling same-day replacement and quicker return-to-service for critical projects.

How to install, test, and maintain the hydraulic main pump

How to prepare the hydraulic system before installation

Clean reservoir, replace suction filters, and flush lines to remove contaminants; contamination control to ISO cleanliness levels is critical before installing a new pump to prevent premature failure in the new 31Q5-15030 unit.

How to perform commissioning and leak/pressure tests after fitting

Follow pressure and flow checks per service manual: run at low idle to check for leaks, then verify maximum working pressure and displacement function under load. Record baseline flow and pressure readings for future troubleshooting.

How to schedule preventive maintenance to extend pump life

Inspect oil condition and filters every 250 hours, change hydraulic fluid every 1,000 hours or per OEM guidelines, and monitor temperature during heavy cycles. Regularly scheduling maintenance reduces unexpected downtime and extends pump service life.

What quality controls and standards support pump reliability?

What manufacturing and testing methods ensure performance

SPARKLING MACHINERY applies dimensional inspection, dynamic bench testing, and pressure-cycle endurance testing to each hydraulic main pump. Calibrated test rigs confirm volumetric flow and maximum pressure before shipping to maintain consistent pump performance.

What industry standards are relevant to hydraulic systems

Design and system safety should align with hydraulic standards such as hydraulic pump engineering principles and safety frameworks like ISO 4413 for hydraulic fluid power systems (general rules and safety requirements). Referencing ISO guidance helps ensure system-level safety and correct component selection.

What warranty and support does SPARKLING MACHINERY provide

SPARKLING MACHINERY backs its pumps with quality assurance and responsive technical support, providing parts traceability and replacement guidance. For product details and ordering, consult the manufacturer product page and global support contacts at SPARKLING MACHINERY official site.

Technical references and industry resources: the hydraulic pump engineering overview on Wikipedia's Hydraulic Pump page, the Pump Manufacturers' best practices via the Hydraulic Institute / Pump Industry Resources, and system safety guidance via ISO 4413 — Hydraulic fluid power systems. These sources support component selection and maintenance best practices.

For direct ordering and technical inquiries about the 31Q5-15030 K5V80DTP hydraulic main pump for Hyundai wheel excavators (R170W-9S / R180W-9S), contact SPARKLING MACHINERY via email at ranroswang@hksparkling.com or view the detailed product page at 31Q5-15030 K5V80DTP product listing.

Frequently Asked Questions

What is the nominal displacement of the K5V80DTP pump?
The pump's nominal displacement is approximately 78–80 cm³/rev. This displacement class is consistent with Kawasaki K5V80-series pumps and suits mid-sized Hyundai wheel excavators.

How do I know if 31Q5-15030 is OEM-equivalent for R170W-9S?
Yes, 31Q5-15030 is offered as a direct-fit OEM-equivalent for R170W-9S when parts fiche shows a K5V80-series pump. Confirm via machine serial number or parts diagram to be certain.

Can I install this pump myself or require a technician?
You can install it if you have hydraulic experience and proper tools, but professional installation is recommended. A certified technician ensures correct alignment, torque, and hydraulic commissioning to avoid leaks or damage.

Why should hydraulic fluid be changed every 1,000 hours?
Changing fluid every ~1,000 hours prevents contaminant buildup and viscosity breakdown that cause accelerated wear. Following manufacturer or ISO cleanliness targets protects pump performance and component life.

How often should I inspect the pump for signs of wear?
Inspect visual seals, leaks, and mounting every 250 hours; run performance checks quarterly. Regular inspections detect early wear and prevent costly failures.

Is this pump covered by warranty and technical support?
Yes, SPARKLING MACHINERY provides warranty coverage and global technical support; contact ranroswang@hksparkling.com for warranty terms and replacement procedures.

For personalized compatibility checks, pricing, and fast shipping options, contact SPARKLING MACHINERY today at ranroswang@hksparkling.com or visit the product page: 31Q5-15030 K5V80DTP Hydraulic Main Pump for Hyundai R170W-9S / R180W-9S.