Emerson Rosemount CT4400 Reference Manual page 87

Continuous gas analyzer
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Reference Manual
00809-0100-4244
9. The area selected MUST be clean and dust free.
10. Remove and retain the 12 off (24 off) M3 button head screws and plain washers
11. Lift the top cover(s) clear of the chassis assembly.
12. Examine the cover for signs of physical damage, inside and out.
13. Locate the two cam lock screws securing the hinged PCB tray, rotate a ¼ turn to
Reference Manual
Figure 7-18: Removing the Top Cover
used to secure the top cover(s).
release.
Figure 7-19: Releasing the PCB Tray
Troubleshooting and diagnostics
January 2020
87

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