Emerson Rosemount CT5400, Installation, Operation And Maintenance Manual

Page: 138 / 176

Procedure
1. Turn power off at the circuit breaker and attach a Lock-out, Tag-out tag on the
circuit breaker. Allow the analyzer to cool.
2. 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.
3. Remove and retain the four screws attaching the top cover to the chassis.
4. Refer to Figure 7-34 . Disconnect the wiring harness (A) from the connector block X1
on the DIN rail.
5. Release the pipe bulkhead (C) from the rear panel (D).
6. Use your fingers to push the analysis cell insulation (F) inwards until the tube adapter
(E) is exposed. Release the tube adapter from the analysis cell. Then remove the gas
input line.
Gas input line Figure 7-34:
A. Wiring harness
B. Gas Input Line
C. 6 mm pipe to 6 mm pipe bulkhead - 774L stainless steel 6 mm
D. Rear panel
E. Stainless steel 316 tube adapter, tube stub 6 mm x male ISO tapered thread 1/4 in. (gas in, gas
out) SS-6-MTA-1-4RT
F. Analysis cell insulation
7. Inspect the gas input line for damage. If it is damaged, contact your local Customer
Care representative.
Troubleshooting and diagnostics
118 Rosemount CT5400