GE Analytical Instruments ©2016
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DLM 68100-09 EN Rev. A
Chapter 8: Maintenance
9. If you removed the pump head to install the tubing, reinstall the pump head now and secure it with the
two screws.
10. Enter the installation date for the new pumps into the Analyzer. (
See “Entering Consumables Installation
11. Perform other maintenance tasks, or close the Analyzer door and return the Analyzer to normal
operation.
Replacing the NDIR Filter
The NDIR Filter (
) should be replaced if the Filter has become plugged with aerosols, if liquid has gotten
into the NDIR from the Gas-Liquid Separator, or after 12 months of operation. Replacement of the NDIR Filter is
indicated when the carrier gas flow rate is too slow and the CO
2
peaks are occurring later in the measurement
process than is normal. If liquid is found in the NDIR sample chamber, then the NDIR Filter should be replaced.
To replace the NDIR filter
1. Shut down the Analyzer via the on-screen menu (
Maintenance
Shutdown
).
2. Wait for the display to turn off, and then turn off power to the Analyzer using the main power switch on
the side of the Analyzer.
3. Open the door for the right side of the Analyzer.
4. Disconnect the tubing from each end of the filter, and remove the filter from the Analyzer.
5. Dispose of the filter.
6. Attach the new filter to the tubing.
7. Perform other maintenance tasks, or close the Analyzer door and return the Analyzer to normal
operation.
Warning
Wear eye protection and gloves when performing this task.