Yaskawa GA700 Error Code oL4

Yaskawa PLC & VFD Major Motor

Model: GA700 | Code: oL4

Applicable Systems
GA700 GA500 A1000 V1000 J1000

Symptoms

Torque verification fault: torque outside expected range.

Possible Causes

  • Motor parameters incorrect
  • Torque limit misconfigured
  • Motor model mismatch

Troubleshooting Steps

  1. Step 1: Verify motor parameters
    Parameters match motor
  2. Step 2: Check torque limit settings
    Settings correct
  3. Step 3: Run motor autotune
    Autotune completes

How to Reset

Reset via digital operator after torque verification passes.

Related Yaskawa Fault Codes

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Source: Yaskawa GA700 Technical Manual, Yaskawa Electric

Category: PLC & VFD