oL3
Overtorque Detection 1
Yaskawa · GA500 Maintenance and Troubleshooting
What does oL3 mean?
This fault indicates that the machine has encountered a mechanical lock or the drive parameters are incorrectly configured for the load. The drive triggers this fault when its output current exceeds the level set in L6-02 for a duration longer than L6-03. Prompt resolution is crucial to prevent mechanical damage to the machine or motor.
Additional Steps
Steps 1–2 are listed in Priority Fix.
- 3
Perform a Fault Reset to clear the fault after addressing the root cause.
Source: Yaskawa GA500 Maintenance and Troubleshooting
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