24.
Appendix IV.
24.1 Operator Maintenance Quick Checklist
Quick Checklist
1. Check the outward appearance for
leakages.
2. Check out the cables for wear.
3. The desiccator humidity [%rH]:
4. Switch the stream.
5. Flush the Measuring Cell with oil free
water.
6. Display shows 0 to 2 ppm. If not, follow
up with the steps 8- 15.
7. Stop any water flow.
(Shut off the instrument air.)
8. Check the O-Rings for wear.
9. Check the wiper piston.
10. Clean the Measuring Cell.
11. Screw back Cell Cap, MCU, or Auto Clean
tight in.
12. Flush the Measuring Cell with oil free
water.
13. Display shows 0 to 2 ppm. If not, use the
Servicing and Cleaning Appendix.
14. Check air pipe connection of air supply.
15. Turn on the sample water flow.
16. Perform a "System Test" for checking
alarms.
17. Check data logger/ clock.
Checked by:
Done
Intervention
needed
Date:
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