Troubleshooting - GF EA45 Bedienungsanleitung

Instruction manual

10.3 Troubleshooting

Repair the fault either while the supply voltage is still applied or when the actuator
is briefly disconnected from the main power (not effective in cycle monitoring).
1. Check the cause of fault. To do so, open the cover of the actuator, if necessary.
2. In order to remove the fault, press the SET button on the base board, in order
to acknowledge the error, or disconnect the actuator from the mains.
3. Perform troubleshooting in accordance with the table.
Fault Possible cause
No power available
Internal wiring error
Actuator does
End positions not correctly set
not react
Motor blocked
Actuator only
runs in one Position sensor defective
direction
Valve dirty/jammed
Overload
protection is
Ambient temperature too high
activated
Valve does not
End positions not adjusted
fully close or
open
Valve dirty/jammed
Valve does not
close or open Valve stem twisted
correctly
If an end position is not reached, the actuator automatically switches off after 2 min.
and displays an error message.
Help in case of faults
Remedy
Check voltage source.
Correct the wiring of the actuator,
see Chapter "Installation"
Adjust the end positions;
see Chapter "Adjusting end
positions".
Use emergency manual override;
see Chapter "Insert the emergency
manual override hand crank".
Use emergency manual override;
see Chapter "Insert the emergency
manual override hand crank".
Perform a learning run as described
in chapter "Teaching of the position
sensor".
Clean the valve, see valve manual.
If possible, reduce ambient
temperature.
Adjust the end positions,
see Chapter "Adjusting end
positions".
Clean the valve, see valve manual.
Replace valve stem
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