Allen-Bradley ClutchBrake PLC-5 Series - Page 144

Troubleshooting with Fault Codes, Operator Prompts, and Snapshot Status BitsC–2
Publication 65566.5.1 - October 1996
B168/ How to Correct the FaultEffect of FaultCause of FaultSuggested Message
016 Processor A Station 3
Tiedown
Run button held too long before
pressing other Run button.
Press will not start a stroke in
single or continuous mode.
Release, then press run buttons
simultaneously. Check button wiring.
017 Processor A Station 4
Tiedown
Run button held too long before
pressing other Run button.
Press will not start a stroke in
single or continuous mode.
Release, then press run buttons
simultaneously. Check button wiring.
018 Processor A Run Stations
Tiedown
Among run stations, others must be
pressed after the first is pressed.
Press will not start a stroke in
single or continuous mode.
Press all run stations within timed
interval. Check button wiring.
019023 Spare
024 Inch Button
Tiedown
Inch button held too long before
pressing other Inch button.
Press will not inch. Release, then press inch buttons
simultaneously. Check button wiring.
025* Automatic singlestroke
cycle start fault
Automatic singlestroke not initiated Press will stop or not run. Check logic of your automatic
singlestroke cycle start.
026* Illegal RCLS Combination Software/hardware cams produced
invalid combination.
Press will stop or not run in
single or continuous mode.
Check soft cam logic or hard cams
for proper operation or settings.
027* Forward Transition
from Top
Software/hardware cams did not go
from top to downstroke.
Press will stop or not run in
single or continuous mode.
Check soft cam logic or hard cams
for proper operation or settings.
028* Forward Transition
from Downstroke
Software/hardware cams did not
enter upstroke.
Press will stop or not run in
single or continuous mode.
Check soft cam logic or hard cams
for proper operation or settings.
029* Forward Transition
from Upstroke
Software/hardware cams did not
enter near top zone.
Press will stop or not run in
single or continuous mode.
Check soft cam logic or hard cams
for proper operation or settings.
030032 Spare
033* Forward Shaft Position
Transition Faults
Any of 027029 detected. Press will stop or not run in
single or continuous mode.
Check soft cam logic or hard cams
for proper operation or settings.
034* ACAM Upstroke ACAM did not cycle in upstroke. Press will stop or not run in
single or continuous mode.
Check soft cam logic or hard cams
for proper operation or settings.
035038 Spare
039* C/B Air Pressure
Not Detected
Software detected no air pressure
after energizing main valves.
Clutch valves are
deenergized.
Check I/O wiring.
Check air pressure switch.
040 Spare
041* Brake Monitor Cam
Mismatch Between
Processors
Processor A sees the BCAM while
processor B does not.
Press will stop or not run in
single or continuous mode.
Check soft cam logic or hard cams
for proper operation or settings.
042* Takeover Cam Mismatch
Between Processors
Processor A sees the
TCAM while processor B does not.
Press will stop or not run in
single or continuous mode.
Check soft cam logic or hard cams
for proper operation or settings.
043* Antirepeat Cam Mismatch
Between Processors
Processor A sees the ACAM while
processor B does not.
Press will stop or not run in
single or continuous mode.
Check soft cam logic or hard cams
for proper operation or settings.
044* Cam Mismatch Fault Any of 041043 detected. Press will stop or not run in
single or continuous mode.
Check soft cam logic or hard cams
for proper operation or settings.
045 Spare
046* Brake Monitor Fault On a stopontop command, the
press slid onto the BCAM zone
before stopping.
Press cannot operate in single
or continuous mode until it
stops in the near top zone.
Check the brake and
brake monitor cam settings.
047* Chain Break Fault Software detected a fault.. Press cannot operate. Check chain break switch and wiring.
048* No Motion Detected Upon command to move,
no motion was detected.
The press will not start in
single or continuous mode.
Check motion detector switch, wiring,
and motion detector logic.
049 Spare
050* Uncommanded
Motion Detected
Motion was detected when no
motion was commanded.
C/B outputs are deenergized. Check motion detector switch, wiring,
and motion detector logic.
051 At Rest
Inch Button Tiedown
On switching to inch, the software
detected a held inch button.
The press will not inch. Check prompts for reasons why press
will not inch. Check inch button wiring.
* To clear this latched fault bit, you must enable the fault reset bit or turn the modeselect switch to OFF.