Emerson Rosemount 3051 Reference Manual page 110

Troubleshooting
August 2019
8. For the Rosemount 3051C, whenever you remove the process flange or flange
6.5.2 Remove terminal block
Electrical connections are located on the terminal block in the compartment labeled
FIELD TERMINALS
Procedure
1. Remove the housing cover from the field terminal side.
2. Loosen the two small screws located on the assembly in the 9 o'clock and 5 o'clock
3. Pull the entire terminal block out to remove it.
6.5.3 Remove electronics board
The transmitter electronics board is located in the compartment opposite the terminal
side.
To remove the electronics board, see
Procedure
1. Remove the housing cover opposite the field terminal side.
2. If you are disassembling a transmitter with an LOI/LCD display, loosen the two
3. Using the two captive screws, slowly pull the electronics board out of the housing.
6.5.4 Remove sensor module from the electronics housing
Procedure
1. Remove the electronics board.
110
adapters, visually inspect the PTFE O-rings. Replace the O-rings if they show any
signs of damage, such as nicks or cuts.
You may reuse undamaged O-rings.
.
positions relative to the top of the transmitter.
captive screws that are visible on the meter display.
See #unique_156/unique_156_Connect_42_RFIXbr67255
two screws anchor the LOI/LCD display to the electronics board and the electronics
board to the housing.
Note
The electronics board is electrostatically sensitive; observe handling precautions for
static-sensitive components.
The sensor module ribbon cable holds the electronics board to the housing.
Disengage the ribbon cable by pushing the connector release.
Note
If an LOI/LCD display is installed, use caution as there is an electronic pin connector
that interfaces between the LOI/LCD display and electronics board.
Figure 4-1 and complete the following procedure.
Reference Manual
00809-0100-4007
for screw locations. The
Rosemount 3051