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E-9
TROUBLESHOOTING
E-9
POWER WAVE® AC/DC 1000
Observe all Safety Guidelines detailed throughout this manual
If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact your
Local Lincoln Authorized Field Service Facility for technical troubleshooting assistance before you proceed.
CAUTION
PROBLEMS
(SYMPTOMS)
POSSIBLE
CAUSE
RECOMMENDED
COURSE OF ACTION
Analog Inputs don’t respond or don’t
respond quickly.
Gas purge not working.
1. Analog Scans Between Updates.
2. Analog In Active Selections.
3. Analog Hysteresis.
4. Passive Mode.
1. Out of gas.
2. Gas Purge not asserted.
3. Passive Mode.
4. Gas Lines.
1. The DeviceNet tab of the
Diagnostics Utility displays the
Power Wave’s "Analog Scans
Between Updates" and "I/O
Scans/Sec." Verify that "Analog
Scans Between Updates" is 1/4
of "I/O Scans/Sec" value.
2. From the DeviceNet tab of the
Diagnostics Utility, select
Configure. Verify in "Analog Input
Channels" that the required
channels are set active.
3. From the DeviceNet tab of the
Diagnostics Utility, select
Configure. Verify in "Analog Input
Channels" that the Hysteresis
settings are all 0.
4. The DeviceNet tab of the
Diagnostics Utility displays the
Power Wave’s passive mode
status. If the status needs to be
changed, select Configure, and
make the necessary modifica-
tion.
1. Verify there is gas available at
the input of the gas solenoid.
2. From the DeviceNet tab of the
Diagnostics Utility, select
Monitor. The Monitor window will
be displayed. Verify under the
"Produced Assembly" that "Gas
Purge" is highlighted.
3. The DeviceNet tab of the
Diagnostics Utility displays the
Power Wave’s passive mode
status. If the status needs to be
changed, select Configure, and
make the necessary modifica-
tion.
4. Verify nothing is obstructing the
flow of gas.
DEVICENET-PLC CONTROLLED SYSTEM