HP 5890 SERIES II Service Manual page 227

20. Install the chimney assembly and secure using
two screws.
21. Install the exhaust tube on the detector weld-
ment (through the opening in the top of the
chimney) and tighten using a 9/16- inch
wrench.
22. Install the drip tube on the exhaust tube.
23. Install the sulphur filter in the flange adapter.
24. Slide the PMT tube assembly onto the detector assembly.
25. Secure the PMT assembly to its support bracket using the extension spring.
26. Install the FPD cover on the instrument and secure using a thumbscrew.
27. Install the rear cover and secure using four screws.
28. Install the right side panel and secure using four screws.
29. Install the electronics carrier top cover.
30. Restore all gas supplies.
31. Restore power to the instrument.
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