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BasicPLCTroubleshooting
BriantLam
07/01/2010
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TopicsCovered
SystemsOverview
KlystronSolenoid
AlcoveMCOR
Gallery
6575Modulator
SPEAR3/PEPHVPS
ALineSPANGBendPS
BasicIndicators
ModuleReplacement
SystemSpecificRepair
More
Information
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SystemOverview KlystronSolenoid
S21PSRack CompactLogix PLC
OnePLCpersector,uptoeightpowersupplies
Monitorsinterlocksforpowersupplies
ProvidesinterlockstatustoMKSU
DoesNOTcontrolpowersupplies
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SystemOverview AlcovePLC
AlcoveRack1 FlexLogix PLC
OnePLC
per
MCOR
crate
and
bulk
power
supply
InterlockstheMCORsonbulkps voltage
andground
fault.
RemotecontrolforbulkandMCORreset
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SystemOverview GalleryPLC
GalleryRack ControlLogix PLC
One
PLC
for
up
to
3bulk
power
supplies
InterlocksMCORsonbulkps voltage
andgroundfault
Interlocks
Intermediate
power
suppliesRemotecontrolofbulkpowersupplies
andMCORreset
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SystemOverview 6575ModPLC6575Modulator CompactLogix PLC
Monitorsinterlocks
and
provides
status
to
MKSU
Controlsmodulatorandvarioussubsystems
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SystemOverview SPEAR3HVPS
ControlEnclosure SLC5/03PLC
Monitorsandprovidesinterlocksto/fromHVPSandKlystron
ControlstheHVPS
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SystemOverview AlineBendPSSPANGPS SLC5/03PLC
Monitorsinterlocks
Controlsthepowersupply
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BasicIndicators
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BasicIndicators
Processor(everything
should
be
green)
Run solidgreentobeinRUNmode OtherwiseputinRUNmodeusingkeyswitch
I/O
solid
green
means
good
modules
OtherwiselookforabsenceofgreenOKLEDonmodule
NotethatsomemodulesdonothaveOKLED
Force off,wedonotuseforces!
RS232 solidorflashinggreen,communicatingwithtouchpanel
BAT shouldbegreen,butgenerallyisnotcritical
OK must
be
solid
green!
Any
red
means
we
need
to
goonlinetoseewhattheproblemis.Apowercyclewillprobablyfixit,butwewillloseanyinformationon
what
caused
the
fault.
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BasicIndicators
PowerSupply
OK green
NetworkModule
Link green,goodlinktoswitch
Net flashinggreen,Ethernettraffic
OK green,moduleisgood
ModuleontheControlLogix
Cardon
the
FlexLogix
BuiltinontheCompactLogix
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ModuleReplacement
Processor Mayneedtoreprogram,unlesspreprogrammed
spare
available CurrentlyonlyGalleryandAlcovePLCs
I/OModule
Directreplacement,
no
further
action
needed
EthernetModule
Mayneed
to
configure,
unless
pre
configured
spareisavailable
CurrentlyonlyGalleryandAlcovePLCs
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SystemSpecificRepair
KlystronSolenoid
Sparechassisinteststand
Processorwillneedreprogramming/configuring
AlcovePLC
SparechassisinB127
InstallappropriateEthernetcardintotheprocessor
beforeusing
Allprogramsareidentical
GalleryPLC
SpareChassis
in
R127
InstallappropriateprocessorandEthernetmodule,ifreplacingchassis
Allprograms
are
unique
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SystemSpecificRepair
6575Modulator
PLC
Identifyandreplaceproblematicmodule
Sparesnotyetavailable,partsareavailableifneeded
Allprogramswill(hopefully)beidentical
SPEAR3HVPSPLC
Identifyand
replace
the
problematic
module
SpareslocatedinB127
SPANG
Bend
PS
Identifyandreplacetheproblematicmodule
Sparesunknown
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MoreInformation
Do
not
hesitate
to
call
Engineering
on
PLC
problems
HowToDocumentation http://lclsdev/tikiindex.php?page=How
to+Download+PLC+Ladder+Logic
http://lclsdev/tiki
index.php?page=How
to+Configure+PLC+Ethernet+Communications
Manuals
http://literature.rockwellautomation.com/idc/groups/literature/documents/in/1756in101_enp.pdf
http://literature.rockwellautomation.com/idc/groups/literature/documents/in/1769in020_enp.pdf
http://literature.rockwellautomation.com/idc/groups/literature/documents/in/1794in002_enp.pdf
PLCPrograms V:\ESD\PCD\PLC
http://lcls-dev/tiki-index.php?page=How-to+Download+PLC+Ladder+Logichttp://lcls-dev/tiki-index.php?page=How-to+Download+PLC+Ladder+Logichttp://lcls-dev/tiki-index.php?page=How-to+Download+PLC+Ladder+Logichttp://lcls-dev/tiki-index.php?page=How-to+Download+PLC+Ladder+Logichttp://lcls-dev/tiki-index.php?page=How-to+Download+PLC+Ladder+Logichttp://lcls-dev/tiki-index.php?page=How-to+Download+PLC+Ladder+Logichttp://lcls-dev/tiki-index.php?page=How-to+Download+PLC+Ladder+Logichttp://lcls-dev/tiki-index.php?page=How-to+Configure+PLC+Ethernet+Communicationshttp://lcls-dev/tiki-index.php?page=How-to+Configure+PLC+Ethernet+Communicationshttp://lcls-dev/tiki-index.php?page=How-to+Configure+PLC+Ethernet+Communicationshttp://lcls-dev/tiki-index.php?page=How-to+Configure+PLC+Ethernet+Communicationshttp://lcls-dev/tiki-index.php?page=How-to+Configure+PLC+Ethernet+Communicationshttp://lcls-dev/tiki-index.php?page=How-to+Configure+PLC+Ethernet+Communicationshttp://lcls-dev/tiki-index.php?page=How-to+Configure+PLC+Ethernet+Communicationshttp://literature.rockwellautomation.com/idc/groups/literature/documents/in/1756-in101_-en-p.pdfhttp://literature.rockwellautomation.com/idc/groups/literature/documents/in/1756-in101_-en-p.pdfhttp://literature.rockwellautomation.com/idc/groups/literature/documents/in/1756-in101_-en-p.pdfhttp://literature.rockwellautomation.com/idc/groups/literature/documents/in/1756-in101_-en-p.pdfhttp://literature.rockwellautomation.com/idc/groups/literature/documents/in/1756-in101_-en-p.pdfhttp://literature.rockwellautomation.com/idc/groups/literature/documents/in/1756-in101_-en-p.pdfhttp://literature.rockwellautomation.com/idc/groups/literature/documents/in/1756-in101_-en-p.pdfhttp://literature.rockwellautomation.com/idc/groups/literature/documents/in/1756-in101_-en-p.pdfhttp://literature.rockwellautomation.com/idc/groups/literature/documents/in/1769-in020_-en-p.pdfhttp://literature.rockwellautomation.com/idc/groups/literature/documents/in/1769-in020_-en-p.pdfhttp://literature.rockwellautomation.com/idc/groups/literature/documents/in/1769-in020_-en-p.pdfhttp://literature.rockwellautomation.com/idc/groups/literature/documents/in/1769-in020_-en-p.pdfhttp://literature.rockwellautomation.com/idc/groups/literature/documents/in/1769-in020_-en-p.pdfhttp://literature.rockwellautomation.com/idc/groups/literature/documents/in/1769-in020_-en-p.pdfhttp://literature.rockwellautomation.com/idc/groups/literature/documents/in/1769-in020_-en-p.pdfhttp://literature.rockwellautomation.com/idc/groups/literature/documents/in/1769-in020_-en-p.pdfhttp://literature.rockwellautomation.com/idc/groups/literature/documents/in/1794-in002_-en-p.pdfhttp://literature.rockwellautomation.com/idc/groups/literature/documents/in/1794-in002_-en-p.pdfhttp://literature.rockwellautomation.com/idc/groups/literature/documents/in/1794-in002_-en-p.pdfhttp://literature.rockwellautomation.com/idc/groups/literature/documents/in/1794-in002_-en-p.pdfhttp://literature.rockwellautomation.com/idc/groups/literature/documents/in/1794-in002_-en-p.pdfhttp://literature.rockwellautomation.com/idc/groups/literature/documents/in/1794-in002_-en-p.pdfhttp://literature.rockwellautomation.com/idc/groups/literature/documents/in/1794-in002_-en-p.pdfhttp://literature.rockwellautomation.com/idc/groups/literature/documents/in/1794-in002_-en-p.pdfhttp://literature.rockwellautomation.com/idc/groups/literature/documents/in/1794-in002_-en-p.pdfhttp://literature.rockwellautomation.com/idc/groups/literature/documents/in/1794-in002_-en-p.pdfhttp://literature.rockwellautomation.com/idc/groups/literature/documents/in/1769-in020_-en-p.pdfhttp://literature.rockwellautomation.com/idc/groups/literature/documents/in/1769-in020_-en-p.pdfhttp://literature.rockwellautomation.com/idc/groups/literature/documents/in/1756-in101_-en-p.pdfhttp://literature.rockwellautomation.com/idc/groups/literature/documents/in/1756-in101_-en-p.pdfhttp://lcls-dev/tiki-index.php?page=How-to+Configure+PLC+Ethernet+Communicationshttp://lcls-dev/tiki-index.php?page=How-to+Configure+PLC+Ethernet+Communicationshttp://lcls-dev/tiki-index.php?page=How-to+Download+PLC+Ladder+Logichttp://lcls-dev/tiki-index.php?page=How-to+Download+PLC+Ladder+Logic