Emerson Rosemount CT5400 Installation, Operation And Maintenance Manual page 142

Troubleshooting and diagnostics
2.
3.
4.
5.
6.
7.
8.
9.
10.
122
Remove the analyzer from the rack and place it on a stable workbench. This step
requires two people to properly lift and transport it to the workbench.
Remove and retain the four screws attaching the top cover to the chassis.
Remove the gas input and output lines as described in
Remove the pressure sensor as described in
As shown in Figure 7-36, use your fingers to push inwards the analysis cell insulation
(B) until the tube fitting (A) is exposed.
Figure 7-36: Pressure sensor pipe
A. Stainless steel 316 male connector, Let-Lok tube fitting 6 mm x male ISO tapered thread 1/4 in.
(pressure connector)
B. Analysis cell insulation
C. Pipe
Release the tube fitting (A) and slide it up the pipe (C). Remove and retain the pipe,
complete with tube fitting.
Remove the gas temperature sensor as described in
Remove the thermal cut-out as described in
Refer to Figure 7-37. Remove and retain the four M6 x 20 mm socket head cap
screws (D) and associated M6 spring washers (B) and M6 flat washers (C). Lift the
analysis cell (A) off the optical baseplate.
Section 7.21 and
Section 7.19, steps 4 through 9.
Section 7.18.
Section 7.20.
Rosemount CT5400
Section 7.22.