Emerson EL-O-Matic F Series - 10.3 Electrical Problems

Troubleshooting
10.3 Electrical Problems
Problem Possible error Solution Where to find
Actuator does not react
to control signals.
Control wiring. Power
supply wiring or
feedback wiring are not
right connected.
Connect all wiring in
the right way.
Instructions of the
control or feedback
accessories.
The power supply
voltage is not is not the
same as the voltage of
the applicable solenoid
valve.
Connect the right
power supply voltage.
Instructions of the
solenoid valve.
There are problems
with position feedback
after sending the
actuator to either the
“Open” or “Closed”
position.
The wiring of the
feedback signals may
be switched.
Connect the feedback
wiring in the right way.
Instructions of the
feedback device.
48
September 2017
Installation, Operation and Maintenance Manual
DOC.IOM.EF.EN Rev. 7
Section 10: Troubleshooting