Troubleshooting and Pen Alignment
of Recorder without Display
4/00 DR4300 Circular Chart Recorder Product Manual 167
7.3.4 Chart Rotation Troubleshooting
Procedure
Table 7-4 explains how to troubleshoot a chart rotation problem.
Table 7-4 Troubleshooting Chart Rotation Failure Symptoms
Step What to do How to do it or
where to find the instructions
1
Check the chart installation. Turn the chart until the desired time line on the
chart is aligned with the time index on the chart
plate and pen 1 before closing the locking clip on
the hub. Push down on the lifter to return the
pen(s) to the chart.
CAUTION: Do not try to rotate the hub
2
Check the settings of the configuration
switches. Change settings if incorrect for
application.
Refer to Section 3 – Configuration, Startup, and
Operation of Recorder without Display.
3
Run the step test. Refer to Section 3 – Configuration, Startup, and
Operation of Recorder without Display
(Subsection 3.3.3).
4
Check the motor cable plug connection at
connector P3 on the printed circuit
assembly for pen 1.
Power down the recorder, then visually examine
the plug and reseat it.
5
Replace the chart motor. Refer to the replacement procedure in Section 9
– Replacing Hardware Assemblies.
6
Replace the printed circuit board for pen
1.
Refer to the replacement procedure in Section 9
– Replacing Hardware Assemblies.
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