Troubleshooting List - GF EA 11 Manuel D'utilisation

Electrical actuators type EA 11/ 21/ 31/ 42

10 Troubleshooting list

Problem
Actuator does not
react
Actuator only runs in
one direction
Overload protection is
activated
Valve closes or does
not open fully
If an end position is not reached, the actuator switches off automatically after
2 minutes and displays a fault report.
Possible cause
No mains voltage available.
Internal wiring fault
Switching cams S1 and S2 set
wrong
Motor locked
Limit switch faulty
Valve is dirty
Duty cycle too high
Too high ambient temperature
Switching cam S1 and/or S2
not adjusted
Valve stem twisted
Troubleshooting list
Solution
Check voltage source.
Correct wiring of the
actuator, see Section 7
Adjust limit switch, see
Section 7.2
Use manual emergency
override, see Section 10.1
Use manual emergency
override, see Section 10.1
Clean valve, see manual on
the valve
Extend cycle time with
accessories "Actuating cycle
extension"
If possible, reduce ambient
temperature
Adjust limit switch, see
Section 7.2
Replace valve stem
59