Emerson Rosemount 3410 Series Maintenance And Troubleshooting Manual page 82

Meter repairs
April 2022
6. Remove the I.S. Barrier Board from the Guide Plate on the right side of the
7. Install the new I.S. Barrier board onto the Backplane Board and seat the Power
8. Insert the Backplane, I.S. Barrier board and the Power Supply Board into the
9. Fully seat the CPU Module and Optional I/O Module onto the Backplane Board.
10. Attach the Backplane to the enclosure standoffs with the four Phillips head screws.
11. Reinstall the J7 terminal block, if removed, on the Backplane board. Re-install the
12. Recheck the connections, wiring and switch settings before replacing the end caps.
13. If replacing other electronics, continue with the following procedures before
14. If you are not replacing other electronics, replace the end caps and security latches
82
Figure 3-27: I.S. Barrier board replacement
A. Non-terminal end of Transmitter Electronics Enclosure
B. Power Supply board
C. I.S. Barrier board (inside the Guide Plate)
D. Acquisition cable
E. Backplane board
enclosure.
Supply board onto the Backplane board.
enclosure.
If the Local Display Module is installed on the Backplane, use a flat blade screw
driver and install the four flat-head screws into the enclosure standoffs.
CPU Module, Optional I/O Module (if installed) and the Power Supply.
replacing the end caps and sealing the enclosure.
(3 mm Allen wrench required).
Maintenance and Troubleshooting Manual
Emerson.com/Rosemount
00809-0600-3104