Honeywell SYA14 Series Manual page 653

FF-SRD5985 Series
FF-SRD5985 TROUBLESHOOTING FLOW DIAGRAM
Apply correct power;
replace safety module if
necessary.
PK 107013-01-EN FR26 GLO 398 Printed in Germany
Machine
Down
Is power to A1/
No
A2 within
specifications?
Yes
Check continuity between Y1/
Y2 for a closed condition;
replace external final switching
device(s), if necessary.
Yes
Problem
resolved?
No
Check continuity
between S13/S14
and S23/S24; are
they closed?
Yes
Activate both sensors in
less than three seconds.
Are S13/
Yes
S14 and
S23/S24
closed?
No
Replace safety module.
Machine
Working
ISSUE 1
Machine
Working
No
Check wiring and/or replace
defective external sensors.
No
Problem
resolved?
Problem is external to safety module; check
external wiring and correct operation of final
switching device(s).
PK107013-01
Yes
Machine
Working
7