| Category | Specification |
|---|---|
| COGENG Part Number | CG-KOM-2070676511 |
| OEM Reference | 207-06-76511 |
| Compatible Models | PC300-8, PC350-8, PC350LC-8, PC350HD-8 |
| Machine Weight Class | 30-35 Ton Excavators |
| Wire Insulation | Oil-Resistant XLPE |
| Connector Rating | IP67 (Waterproof & Dustproof) |
| Temperature Range | -40°C to 125°C |
| Voltage Rating | 24V DC System |
| Configuration Support | Standard, LC, HD Versions |
| Quality Validation | 100% Circuit Testing |
| Warranty | 18-Month Limited Warranty |
| NO | Number | Name | Qty |
| 1 | 207-06-76511 | WIRING HARNESS | 1 |
| 2 | 08020-20000 | • DIODE | 2 |
| 3 | 08041-00500 | • FUSE, 5 A | 1 |
| 4 | 08041-01000 | • FUSE, 10 A | 12 |
| 5 | 08041-02000 | • FUSE, 20 A | 5 |
| 6 | 08041-03000 | • FUSE, 30 A | 2 |
| 7 | 19M-06-31720 | • RESISTOR | 1 |
| 8 | 20Y-06-31660 | • FUSIBLE LINK, 30 A | 1 |
| 9 | 22U-06-11270 | • FUSIBLE LINK, 65 A | 1 |
| 10 | HM6400-0012 | • F-CONNECTOR, BLACK | 2 |
| HM6409-0071 | • M-CONNECTOR, BLACK | 2 | |
| 11 | HM6400-0013 | • F-CONNECTOR, GREEN | 2 |
| HM6409-0072 | • M-CONNECTOR, GREEN | 2 | |
| 12 | HM6440-0129 | • F-CONNECTOR, PINK | 1 |
| HM6440-0128 | • M-CONNECTOR, PINK | 1 | |
| 13 | HM6400-0016 | • F-CONNECTOR, ORANGE | 1 |
| HM6409-0075 | • M-CONNECTOR, ORANGE | 1 | |
| 14 | 207-06-75140 | CABLE | 1 |
| 15 | 08038-00035 | CAP | 1 |
| 16 | 08088-30000 | SWITCH | 1 |
| 17 | 01010-80830 | BOLT | 2 |
| 18 | 01643-30823 | WASHER | 2 |
| 19 | 08038-00519 | CAP | 2 |
| 20 | 207-06-75122 | BRACKET | 1 |
| 21 | 600-815-2170 | SWITCH | 1 |
| 22 | 01010-80616 | BOLT | 2 |
| 23 | 01643-30623 | WASHER | 2 |
| 24 | 08038-00519 | CAP | 1 |
| 25 | 08038-02027 | CAP | 2 |
| 26 | 08028-CD065 | CABLE | 1 |
| 27 | 08038-00035 | CAP | 1 |
| 28 | 01643-30823 | WASHER | 2 |
Complete machine power shutdown required
Follow model-specific OEM routing diagrams
Ensure proper connector engagement for all configurations
Verify clearance for LC and HD specific components
Perform comprehensive system diagnostics
Q: What Komatsu models use the 207-06-76511 wiring harness?
A: The COGENG 207-06-76511 (also referenced as 2070676511) wiring harness is a direct OEM replacement specifically designed for Komatsu PC350LC-8, PC300-8, PC350-8, and PC350HD-8 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, as harness configurations can vary by serial number range and specific machine options.
Q: What are the symptoms of a failing wiring harness on these Komatsu Dash 8 series excavators?
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. Dash 8 series Komatsu excavators feature advanced electronic control systems, and large models like the PC300-8, PC350-8, and PC350HD-8 rely heavily on clean signal transmission for precise implement control and engine management.
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