Marathon Electric DVR 2000E+, User Manual

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54
8
TROUBLESHOOTING
Read and follow all applicable safety instruc-
tions in Section 1 and Section 8. Failure to do so
may result in serious personal injury, death, and/or
property damage, particularly when working with
safety barriers removed.
If the output of the generator does not meet speci-
fications, the first level of troubleshooting is to
verify proper generator and regulator connections.
Installation, Operation and Maintenance manual of
generator should be referenced.
The following steps should be taken if the generator
output is incorrect:
1. Verify meter is operating properly.
2. Check the programmable settings of the
DVR
®
are correct.
3. Verify the speed of rotation of the generator
is correct.
4. Stop the generator and verify that the
wiring of the generator and regulator is
correct and the connections are good and
insulated properly.
5. Follow all applicable safety warnings
and cautions while performing this test.
Carefully perform a constant excitation
test of the generator and verify the output
meets specifications, in accordance with
the Installation, Operation and Maintenance
Manual for the generator.
6. Follow all applicable safety warnings
and cautions while performing this test.
Verify the output of the PMG (input power of
DVR
®
) is within specification.
7. Continue with the following troubleshooting
flow charts.
Maintenance and Troubleshooting
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