User guide

CSC Servo Knife Cutters UGE047/1003
6-4 TROUBLESHOOTING
ELECTRICAL
PROBLEMS
Look in this section when you have problems such as lights on
the control that are working improperly, buttons that do not
execute the function properly, and when information input is
not executed properly.
Symptom
◆ Servo drive is
without power
◆ Pressing Start
Cutter has no
effect. The light
does not light.
◆ Pressing the
Manual cut button
does not produce a
cut when in an on-
demand mode.
Possible cause
The E-stop button is
pushed in.
Master safety relay not
energized
A safety switch has failed.
There is a loose connec-
tion.
The relay is bad. (ICR)
The safety circuit failed.
The servo amplifier
motion program not run-
ning.
There is a loose connec-
tion.
Solution
Pull out the E-stop button.
Check to see if:
❒ Bushings are in place.
❒ The blade guard is closed.
❒ Master Safety relay (ISC)
has failed. Replace relay.
Check connections and replace
if needed.
Check wiring between push
button and the relay. (ICR)
Replace the relay.
Check safety circuit, repair or
replace components.
Stop then restart the cutter, if
necessary, reboot main power.
Check wiring between the
push button and input three on
the servo drive and tighten
connection.