Troubleshooting - GE Bently Nevada 1900/27 Operation And Maintenance Manual

4.3 Troubleshooting

Use Table 4.2 to help solve problems encountered while using the 1900/27
Vibration Monitor. If the solutions suggested in this table do not solve your
problem, contact your nearest Bently Nevada Product Service Representative.
Problem
Monitor will not power up
or there is a power supply
error code, E1, on the
LCD
The monitor has power,
but the OK light will not
come on.
The LCD is not reading the
proper value
Or
The signal path error, E2
is displayed on the LCD
after running a self test on
the monitor.
Section 4 - Maintenance & Troubleshooting
Table 4.2: Troubleshooting
Verify that input power source is properly connected to
•
the monitor.
Verify that any circuit breakers on the power source are
•
not tripped and that the proper voltage exists on the
power input terminals of the monitor.
Check the transducer cable and connectors for opens
•
and shorts.
Replace the transducer with a known good transducer.
•
Verify that the Display Mode switch is in the proper
•
position.
Check that the LCD has its zero value properly
•
calibrated. (See Section 4.2.1).
Verify that the transducer is working properly by either
•
replacing it with a known good transducer or by testing
the existing transducer for proper operation on a shake
table.
Check that the instrument you use to verify the
•
monitor's reading uses the same analog peak to peak
divided by 2 measurement that the 1900/27 uses (see
Appendix G) .
Possible Solution
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