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.

  1. 3

    Perform a Fault Reset to clear the fault after addressing the root cause.

Source: Yaskawa GA500 Maintenance and Troubleshooting
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