ABB 3HNA015202-001 Maintenance-Proven Spare Part for Factory Uptime

Overview

ABB 3HNA015202-001 Maintenance-Proven Spare Part for Factory Uptime

The ABB 3HNA015202-001 is a hydraulic gear pump unit designed for the ABB IRB6640 industrial robot series — one of the most widely deployed heavy-payload articulated robots in automotive body-in-white, foundry, and general manufacturing environments. As a critical component of the robot’s hydraulic balancing system, this pump maintains axis counterbalance pressure, directly supporting smooth motion control, joint longevity, and safe operation under full payload. When this unit degrades or fails, the result is axis drift, abnormal servo load, increased wear on the gearbox, and unplanned downtime that can halt an entire production cell.

At KNMKS, we supply the ABB 3HNA015202-001 as an original-specification spare part, fully tested prior to shipment and backed by a support terms confirmed by quotation. Our inventory supports maintenance engineers and procurement teams who require reliable, fast-turnaround sourcing for legacy and active ABB robot installations worldwide.

Spare Maintenance Table

Maintenance Planning for Continuous Operation

The ABB 3HNA015202-001 hydraulic gear pump does not operate in isolation. In a healthy IRB6640 robot cell, it works in concert with a network of electrical, pneumatic, and control components — all of which should be evaluated during any planned maintenance window or unplanned downtime event.

When replacing the 3HNA015202-001, maintenance engineers should simultaneously inspect the 3HNA014320-001 hydraulic accumulator assembly, which stores pressurized fluid and works directly with the pump to maintain counterbalance force. A worn accumulator will cause the new pump to cycle excessively and fail prematurely. Equally important is the 3HAC026269-003 balancing cylinder — if the cylinder seals are degraded, replacing the pump alone will not restore correct axis behavior.

On the control side, the DSQC679 teach pendant and its associated USB3HAC028357-024 interface cable should be checked for firmware currency and physical integrity. Hydraulic faults on the IRB6640 often surface as axis error codes on the FlexPendant; a malfunctioning pendant or degraded cable can mask or misreport the true fault source, leading to misdiagnosis and extended downtime. Ensure the IRC5 controller’s I/O modules and safety relay boards are also inspected — hydraulic pressure sensor signals route through these modules, and a faulty I/O card can generate false hydraulic alarms.

Procurement engineers building annual spare parts kits for IRB6640 fleets should consider stocking the 3HNA015202-001 alongside hydraulic fluid filter elements, pressure sensor units, and axis brake resistor assemblies. For facilities running multiple IRB6640 units, a minimum buffer of one pump assembly per four robots is a practical starting point, adjusted for production criticality and OEM lead time risk.

Site Replacement Workflow

Step 1 — Fault Isolation: Log the IRC5 error code from the FlexPendant. Hydraulic pressure faults (e.g., 50071, 50072 series) on the IRB6640 typically indicate pump output degradation or accumulator failure. Confirm by monitoring axis 2/3 servo current — elevated current under no-load conditions points to loss of hydraulic counterbalance.

Step 2 — Safe Shutdown: Follow ABB lockout/tagout procedure. Depressurize the hydraulic circuit per the IRB6640 product manual before disconnecting any hydraulic lines. Failure to depressurize risks fluid injection injury and component damage.

Step 3 — Component Removal: Disconnect hydraulic lines, noting port orientation and torque specs. Remove the pump mounting hardware. Inspect the mounting surface and adjacent hose fittings for wear or leakage staining.

Step 4 — Install 3HNA015202-001: Mount the replacement pump to ABB torque specification. Reconnect hydraulic lines. Refill and bleed the hydraulic circuit per ABB service documentation. Verify fluid level and check for leaks before powering the system.

Step 5 — Functional Verification: Power up the IRC5 controller. Run the ABB calibration routine for axes 2 and 3. Monitor servo current and hydraulic pressure readings on the FlexPendant. Confirm error codes are cleared and robot motion is within specification before returning to production.

Step 6 — Documentation: Record the replacement in the robot’s maintenance log, including part number, serial number, date, and technician. Update the spare parts inventory system to trigger reorder of the consumed unit.

Spare Parts Support FAQ

Q1: Is the 3HNA015202-001 compatible with all IRB6640 variants?
The 3HNA015202-001 is designed for the ABB IRB6640 hydraulic balancing system. Compatibility should be verified against your specific robot’s generation and build date, as ABB has released multiple IRB6640 variants (e.g., -180/2.55, -235/2.55). Contact our technical team with your robot serial number for confirmation before ordering.

Q2: How is the unit tested before shipment?
Every 3HNA015202-001 unit shipped by KNMKS undergoes pre-shipment functional testing, including pressure output and flow rate verification. Units are packaged in anti-static, shock-protected packaging to prevent transit damage. A test report is available upon request.

Q3: What is your long-term supply commitment for this part?
KNMKS maintains dedicated stock of ABB IRB6640 series spare parts, including the 3HNA015202-001, to support customers through OEM end-of-life and extended production phases. We offer blanket order agreements and consignment stock programs for high-volume or multi-site customers requiring guaranteed supply continuity.

Q4: What does the support terms confirmed by quotation cover?
The support terms confirmed by quotation cover manufacturing defects and functional failure under normal operating conditions as specified by ABB for the IRB6640 platform. Support requests require the part to be returned for inspection. Damage resulting from incorrect installation, hydraulic contamination, or operation outside ABB-specified parameters is excluded. Contact [email protected] to initiate a support terms claim.

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Product Identification

Brand / Ecosystem

ABB
ABB

Model / Series

DSQC679 USB3HAC028357-024 IRB66403HAC026269-003 3HNA015202-001 3HNA014320-001
IRC5 Series

Product Family

Other Components

Availability Status

Available on request after model and quantity confirmation

Inquiry Type

B2B RFQ, replacement inquiry and project spare-part request

Pre-Quote Check

Exact SKU, brand, series, quantity, nameplate photos and destination country are checked before quotation

Specification & Inquiry Focus

Component range

Breakers, terminals and cabinet accessories

Common needs

Model, photo and installation requirement

Project support

Maintenance and mixed spare-part inquiry

Inquiry Support

• Mixed automation spare parts inquiry
• Cabinet component and accessory support
• Model identification from photos or labels

What to Send Us

• Brand and exact model number: ABB DSQC679 USB3HAC028357-024 IRB66403HAC026269-003 3HNA015202-001 3HNA014320-001
• Quantity and required delivery time
• Application, replacement requirement or nameplate photo
• Destination country and shipping preference