Pen Trace Troubleshooting; Table 8-7 Troubleshooting Pen Trace Failure Symptoms - Honeywell DR4300 Product Manual

DR4300 Circular Chart Recorder

8.5.3 Pen Trace Troubleshooting

Procedure
Table 8-7 explains how to troubleshoot a problem with the pen trace not matching the (correct) displayed
value, assuming that the pen channel is configured to trace the input value.
Step
1 Check the ink cartridge for proper
installation.
2 Check that the chart agrees with the
actuation type and check chart and pen
set up.
3 Check the pen alignment
Check the sensor for the proper type and
4
its ability to function.
Replace the servo plate assembly.
5
Replace the printed circuit assembly for
6
the pen with the problem.
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Table 8-7 Troubleshooting Pen Trace Failure Symptoms

What to do
DR4300 Circular Chart Recorder Product Manual
How to do it or
where to find the instructions
Reposition or replace the ink cartridge as
described in Section 6 – Routine Maintenance.
If the pen arm is severely warped, replace the
pen arm as described in Section 9 – Replacing
Hardware Assemblies.
Replace wrong chart with correct chart. Refer to
Section 4 – Configuration, Startup, and
Operation of Recorder with Display for
instructions for viewing the configuration.
See Section 6 – Routine Maintenance for
instructions for replacing the chart.
Follow the procedure in Subsection 8.6.
Verify the input configuration data and operation
of the sensor.
Measure input signal at TB2 or apply calibration
source to verify input signal.
Refer to the replacement procedure in Section 9
– Replacing Hardware Assemblies.
Refer to the replacement procedure in Section 9
– Replacing Hardware Assemblies.
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