Samson 5827, Mounting And Operating Instructions, Page: 53 / 92

EB 5827-2 EN 9-1
Malfunctions
9 Malfunction
s
Î
Troubleshooting (see Table 9-1).
Contact SAMSON's After-sales Service for malfunctions not listed in the table.
Table 9-1: Troubleshooting
Malfunction Possible reasons Recommended action
Actuator stem does not move. Actuator is blocked.
Î
Check attachment.
Î
Remove the blockage.
No or incorrect supply voltage
connected.
Î
Check the supply voltage
and connections.
Actuator stem does not move
through the whole range.
No or incorrect supply voltage
connected.
Î
Check the supply voltage
and connections.
The actuator does not control the
valve position.
The actuator was not initialized
during start-up.
Î
Check the switch position
of the function and direc-
tion of action switches.
Î
Initializing the actuator
The mounting has been changed.
Note