KUKA 00-284-170 Counterbalancing System

KUKA 00-284-170 — Axis-2 Counterbalance Failure Costs You Every Minute. We Ship Today.

Your C4GA12 robot arm has dropped. Axis 2 servo alarms are firing. The line is cold. Every minute of unplanned downtime in an automotive weld cell or heavy-payload palletizing station translates directly into production loss — and the counterbalancing system is the one component most maintenance teams don’t stock until it’s too late. The KUKA 00-284-170 (cross-referenced as PC 00-104-561 C2 and 00-192-268) is the OEM spring-type gravitational compensation unit for the C4GA12 platform. We carry verified stock in Xiamen and dispatch same-day on confirmed orders. This page exists for one reason: to get your robot back on its feet before the shift ends.

URGENT REQUIREMENT? Contact: [email protected] | WhatsApp: +86 18359268345

Quick Technical Datasheet

Troubleshooting & Replacement Tips

After ten years of field work on KUKA platforms, here is what actually happens when the 00-284-170 counterbalancing system degrades or fails — and what you need to know before you pull the old unit.

Fault Signatures to Confirm Before Ordering:

• KSS Alarm 1301 / 1302 (Motor Overtemperature A2): The A2 servo is compensating for lost spring preload. If this alarm appears without an obvious thermal cause, the counterbalance is the first suspect.
• KSS Alarm 2056 (Following Error A2): Degraded spring force causes the axis to lag behind the commanded trajectory. The controller interprets this as a following error, not a mechanical fault — easy to misdiagnose.
• Arm Drift on Power-Off / E-Stop: A healthy counterbalance holds A2 stationary when drives are de-energized. Any downward drift under gravity is a definitive failure indicator.
• Audible Creak or Knock at A2 During Low-Speed Moves: Spring coil fatigue or internal guide wear. Replace before the unit seizes.

Replacement Procedure — Field Notes:

• Step 1 — Secure the Arm: Before loosening any fasteners, support the A2 arm mechanically with a floor jack or overhead crane sling rated for the robot’s upper arm weight. Do not rely on the brake alone. The counterbalance is what keeps the arm from swinging — once you remove it, gravity takes over immediately.
• Step 2 — Release Spring Preload Safely: The 00-284-170 is a preloaded spring assembly. Follow KUKA’s documented preload release sequence in the C4GA12 mechanical manual (document number varies by revision). Improvising this step has caused serious injuries on other platforms. Do not skip it.
• Step 3 — No Dip Switch or Address Configuration Required: Unlike electronic modules, this is a purely mechanical component. There are no firmware parameters, no DIP switches, and no software configuration steps post-installation. The robot does not need to be re-mastered after replacement — provided the A2 axis was not moved out of its mastered position during the swap.
• Step 4 — Verify Mastering After Reinstall: If the arm was moved during the procedure, perform A2 axis mastering using the KUKA EMT (Electronic Mastering Tool) or the reference notch method per the C4GA12 commissioning manual. Skipping this step will result in persistent following errors and potential collision with tooling or fixtures.
• Step 5 — Run a Low-Speed Verification Cycle: After mastering, run the robot at 10% override through the full A2 range of motion. Monitor the A2 motor current in WorkVisual or the KSS diagnostic screen. Current draw should be visibly lower than pre-replacement values. If it is not, recheck the spring seating and mounting torque.
• Cross-Reference Confirmation: All three part numbers — 00-284-170, PC 00-104-561 C2, and 00-192-268 — refer to the identical unit across different KUKA documentation revisions and regional catalogs. If your maintenance records show any of these three numbers, this is the correct replacement.

Reliability in Harsh Conditions

The C4GA12 counterbalancing system is not a lab component. It operates inside robot joints that see continuous vibration from servo actuation, thermal cycling from ambient temperature swings in unheated factory bays, and occasional shock loads from emergency stops at speed. KUKA engineers the 00-284-170 to withstand exactly these conditions — the spring assembly uses high-fatigue-resistance steel coils with surface treatment to resist corrosion in humid or mist-exposed environments. The internal guide mechanism is dimensionally toleranced to maintain consistent preload force across the full operating temperature range of the C4GA12 platform, which spans from -5°C to +55°C ambient.

In automotive body shops — arguably the harshest environment a robot operates in — weld spatter, coolant mist, and continuous vibration from adjacent press lines are the norm. The 00-284-170 is the same unit KUKA installs at the factory, meaning it has already been validated for these conditions by the OEM. Aftermarket alternatives may appear dimensionally similar but frequently use lower-grade spring steel that fatigues faster under cyclic load, leading to premature failure and a repeat downtime event within 12–18 months. Sourcing the original OEM unit is not a premium choice — it is the lower total cost of ownership decision.

Our Xiamen warehouse stores counterbalancing units in climate-controlled conditions, packaged in KUKA-standard anti-impact foam inserts. Units are inspected for spring preload integrity and surface condition before dispatch. You receive a component that is ready to install, not one that has been sitting in an uncontrolled environment for years.

Global Express Logistics

Downtime does not wait for slow freight. Our dispatch process is built around that reality.

Orders confirmed before 14:00 CST are dispatched same day from our Xiamen facility. We ship exclusively via DHL Express and FedEx International Priority for industrial spare parts — no economy freight, no consolidation delays. Transit times from Xiamen to major industrial hubs are typically 2–4 business days to Europe, 3–5 business days to North America, and 2–3 business days to Southeast Asia and Australia. We provide AWB tracking numbers within 2 hours of dispatch so your maintenance team can plan the installation window in advance.

All shipments include a full export documentation package as standard: commercial invoice with HS code declaration, detailed packing list, and certificate of origin. For customers in the EU, we can provide EUR.1 movement certificates upon request. For customers in countries with import duty exemptions on industrial automation components, we advise on the correct HS code classification to ensure you are not overpaying at customs. We have shipped KUKA spare parts to over 40 countries — customs clearance complications are something we have seen and solved before.

For genuinely critical situations — a line-down event with a hard restart deadline — contact us directly via WhatsApp. We can arrange courier pickup within the hour and provide a real-time ETA to your facility. This is not a chatbot. You will speak to an engineer who knows what a KSS 2056 alarm means.

Contact Information

📧 Email: [email protected]
💬 WhatsApp: +86 18359268345
🌐 Web: siemensplc.com
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