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GEMÜ 639 eSyStep
OPEN / CLOSE (Code AE)
15 Troubleshooting
15.1 LED error message
Function
Power/fault
Open
Error
Closed
Supply voltage too low
red
Software Update
Internal error
Product not calibrated
Motor does not move
Product not initialized
Open and Closed flash
alternately
Temperature error
Emergency power operation, OPEN position
red
Emergency power operation, CLOSED position
red
Emergency power operation, position unknown
red
Set value too small
Set value too high
Maintenance required, OPEN position
Maintenance required, CLOSED position
Maintenance required, position unknown
15 Troubleshooting