| Category | Specification | Benefit |
|---|---|---|
| COGENG Part Number | CG-KOM-20Y0622581 | Easy Identification |
| OEM Reference | 20Y-06-22581 | Direct Replacement |
| Compatible Models | PC120-6Z, PC200-6Z, PC220-6Z | Z-Series Range |
| Machine Weight Coverage | 12-22 Ton Special Applications | Wide Capacity Range |
| Series Type | Z-Series Special Applications | Customized Design |
| Wire Insulation | Enhanced Oil-Resistant XLPE | Superior Durability |
| Connector Rating | IP66 (Water & Dust Resistant) | Enhanced Protection |
| Temperature Range | -40°C to 125°C | Wide Operating Range |
| Voltage Rating | 24V DC System | Equipment Standard |
| Quality Validation | 100% Z-Series Testing | Reliability Assured |
| Warranty Coverage | 18-Month Limited Warranty | Customer Protection |
| NO | Number | Name | Qty |
| 1 | 201-43-71131 | LEVER,L.H. | 1 |
| 2 | 20T-43-71110 | KNOB | 1 |
| 3 | 20T-43-71190 | NUT | 1 |
| 4 | 01010-81030 | BOLT | 1 |
| 5 | 01643-31032 | WASHER | 1 |
| 6 | 20T-43-71160 | BOOT | 1 |
| 7 | 201-54-73281 | CONSOLE BOX | 1 |
| 8 | 20T-54-71570 | BOLT | 2 |
| 9 | 20T-54-71550 | BOLT | 2 |
| 10 | 01643-70823 | WASHER | 4 |
| 11 | 201-06-71440 | SWITCH | 1 |
| 12 | 201-06-71230 | SWITCH | 1 |
| 13 | 201-54-73410 | COVER | 2 |
| 14 | 207-06-61531 | SWITCH ASS'Y | 1 |
| 15 | 201-54-73291 | COVER | 1 |
| 16 | 201-54-73190 | SPACER | 1 |
| 17 | 20Y-06-22581 | WIRING HARNESS | 1 |
| 18 | 20Y-06-22720 | RADIO | 1 |
| 19 | 201-54-73440 | BRACKET | 2 |
| 20 | 01220-40510 | SCREW | 6 |
| 21 | 01641-20508 | WASHER | 6 |
| 22 | 08912-51600 | CORD | 1 |
| 23 | 08036-02514 | CLIP | 2 |
| 24 | 08036-01814 | CLIP | 1 |
| 25 | 01010-81020 | BOLT | 3 |
| 26 | 01643-31032 | WASHER | 3 |
| 27 | 08051-00801 | CLIP | 1 |
Verify specific Z-Series model configuration before installation
Complete machine power shutdown required
Follow Z-Series specific routing diagrams
Ensure proper engagement of all specialized connectors
Perform comprehensive system diagnostics after installation
Q: What Komatsu models use the 20Y-06-22581 wiring harness?
A: The COGENG 20Y-06-22581 wiring harness is a direct OEM replacement specifically designed for Komatsu PC120-6Z, PC200-6Z, and PC220-6Z 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 a Komatsu Dash 6Z series excavator?
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 6Z series excavators are earlier generation electronically controlled machines, and wiring harness degradation from age, heat exposure, vibration, and moisture ingress is a common source of electrical problems.
Q: Is this harness a direct plug-and-play replacement?
A: Yes, the COGENG 20Y-06-22581 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 PC120-6Z, PC200-6Z, or PC220-6Z excavators.
Q: What is the warranty coverage for this wiring harness?
A: COGENG provides a standard 12-month warranty against manufacturing defects from the date of installation. Proof of purchase and installation by a qualified technician are required. Warranty does not cover damage caused by improper installation, unauthorized modifications, rodent damage, or use on incompatible equipment.
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