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Error code: 122E
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Description :
PF motor velocity deviation error
Explanation :
The PF Motor was driven at a speed abnormally faster than a predetermined one during acceleration or deceleration.
Irregular load.
PF Encoder failure.
PF Motor failure.
SUB Board is damaged.
PF Motor driver failure.
Check points :
Does the PF Encoder work properly?
Remedy :
Replace the PF Encoder.
Replace the PF Motor.
Replace the Main Board.