| Component | Specification | Application |
|---|---|---|
| COGENG Reference | CG-KOM-SET-20Y25230-22860 | Dash-6 Harness Pair |
| OEM Part Numbers | 20Y-06-25230 (Primary Main Harness) 20Y-06-22860 (Secondary Main Harness) |
Direct Replacement |
| Compatible Models | Komatsu PC200-6, PC200LC-6, PC270-6 | Dash-6 Generation |
| Machine Weight Range | 20-27 Ton Excavators | Versatile Application |
| Wire Standard | Oil-Resistant XLPE | Generation-Specific Construction |
| Connector Rating | IP66 (Dust Tight & Water Resistant) | Protected Performance |
| Temperature Range | -40°C to 125°C | Standard Operating Range |
| System Voltage | 24V DC | Dash-6 Electrical System |
| Quality Validation | 100% Paired Circuit Testing | Compatibility Guaranteed |
| NO | Number | Name | Qty |
| 1 | 20Y-06-22741 | RADIO | 1 |
| 2 | 20Y-06-23890 | BRACKET | 1 |
| 3 | 01023-10510 | SCREW | 4 |
| 4 | 01023-10510 | SCREW | 3 |
| 5 | 20Y-06-23860 | CAP | 1 |
| 6 | 20Y-06-27880 | HARNESS, WIRING | 1 |
| 7 | 20Y-06-61210 | HARNESS, WIRING | 1 |
| 8 | 08034-00414 | STRAP, TIE | 2 |
| 9 | 01023-10408 | SCREW | 3 |
| 10 | 20Y-06-23910 | BRACKET | 1 |
| 11 | 01370-00512 | SCREW | 5 |
| 12 | 20Y-06-23920 | CLAMP | 1 |
| 13 | 01023-10408 | SCREW | 1 |
| 14 | 203-979-6551 | PANEL, AIR CONDITIONING | 1 |
| 15 | 203-979-6940 | HARNESS, AIR CONDITIONING | 1 |
| 16 | 08034-20519 | STRAP, TIE | 2 |
| 17 | 01023-10510 | SCREW | 3 |
| 18 | BRACKET (SEE FIG. K0210-11A0) | 1 |
Complete machine power shutdown required
Install both harnesses as a matched set
Follow Dash-6 specific routing diagrams
Ensure proper connector engagement across all models
Verify system functionality post-installation
Q: What Komatsu models use the 20Y-06-61210 wiring harness?
A: The COGENG 20Y-06-61210 wiring harness is a direct OEM replacement specifically designed for Komatsu PC400LC-6LK and PC400HD-6LK excavator models. Always verify the part number stamped on your original harness tag and consult your machine's parts manual to confirm exact compatibility before ordering.
Q: What are the symptoms of a failing wiring harness on a Komatsu PC400LC-6LK or PC400HD-6LK?
A: Common symptoms include intermittent electrical faults, multiple warning lights illuminated on the monitor panel, unresponsive hydraulic or engine controls, erratic gauge or sensor readings, CAN bus communication errors, specific functions not responding, or unexpected machine shutdowns. On large excavators like the PC400 series, electrical issues can also manifest as intermittent implement control problems due to the heavy reliance on electronic signal integrity.
Q: Is this harness a direct plug-and-play replacement?
A: Yes, the COGENG 20Y-06-61210 harness is manufactured to exact OEM specifications for connector types, pin assignments, wire gauge, and routing length. It is a direct plug-and-play replacement requiring no wire splicing, soldering, or modifications when installed on compatible PC400LC-6LK or PC400HD-6LK excavators.
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