Applicable Systems
GA700
GA500
A1000
V1000
J1000
Symptoms
Hardware interlock fault: interlock signal active.
Possible Causes
- Interlock input active
- Interlock wiring fault
- Interlock switch fault
Troubleshooting Steps
- Step 1: Check interlock input signal
Signal inactive - Step 2: Verify interlock wiring
Wiring intact - Step 3: Verify interlock switch
Switch functional
How to Reset
Reset via digital operator after interlock is cleared.
Source: Yaskawa GA700 Technical Manual, Yaskawa Electric
Category: PLC & VFD