Applicable Systems
GA700
GA500
A1000
V1000
J1000
Symptoms
Heatsink overheat: heatsink temperature too high.
Possible Causes
- Cooling fan failure
- Heatsink clogged
- Ambient too hot
Troubleshooting Steps
- Step 1: Check cooling fan
Fan running at rated speed - Step 2: Clean heatsink
Heatsink clean - Step 3: Reduce ambient temperature
Temperature within rated range
How to Reset
Reset via digital operator after temperature normalizes.
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Source: Yaskawa GA700 Technical Manual, Yaskawa Electric
Category: PLC & VFD
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