EF0 · GA800 · Alarm
For EF0 · GA800 · Alarm, brand is Yaskawa; model / series is GA800; fault code is EF0; fault name is Option Card External Fault; type is Alarm, verified against its source on 2026-09-01.
- Brand
- Yaskawa
- Model / series
- GA800
- Fault code
- EF0 verified
- Fault name
- Option Card External Fault verified
- Type
- Alarm verified
- Cause
- The communication option received an external fault from the controller. verified
- Corrective action
- 1. Find the device that caused the external fault and remove the cause. 2. Clear the external fault input from the controller. verified
What the source says
EF0 (001A) Option Card External Fault Flashing Alarm 127
— yaskawa.com, retrieved 2026-09-01
Where each value comes from
This source states these in separate places, so each value is shown with the passage that states it.
Cause
The communication option received an external fault from the controller.
Corrective action
1. Find the device that caused the external fault and remove the cause. 2. Clear the external fault input from the controller.
— all from yaskawa.com, retrieved 2026-09-01
Source
- yaskawa.comhttps://www.yaskawa.com/delegate/getAttachment?documentId=TOEPYAIGA8001&cmd=documents&documentName=TOEPYAIGA8001.pdf