FIG. 14. FF-SRS5988 TROUBLESHOOTING FLOW DIAGRAM (PAGE 2 OF 3)
107018-04 EN FR26 GLO 1198 Printed in Germany
Yes
Check for proper
machine operation
Ensure the FSD monitoring loop (Y1/Y2) is closed
when the external start push button is activated and
opened when the pushbutton is released
(this tests the correct operation of the push button or
optional external relays/contactors)
No
Go to
Fig. 15
The problem
exists
Yes
external to
the module.
Check for
external
causes.
(wiring, etc.)
From
From
Fig. 13
Fig. 15
Manual start mode used
with an external start push
button?
Yes
Ensure jumper is NOT set
between X1/X2. Push and
release the external start push
button between S33/S34.
Is the
problem
resolved?
No
Are the K2 and K3
LEDs ON?
Yes
Are the
outputs contacts
13/14...63/64
closed and is 81/82
opened?
No
Damaged
contacts.
Ensure maximum
load is within
specification.
Replace module.
Ensure jumper is set
No
between X1 and X2.
Ensure that Y1 and Y2
are closed (possible
failure of optional external
safety relays).
11