Reassembly Procedure - Emerson Rosemount 2151N Reference Manual

Rosemount 2151N

REASSEMBLY PROCEDURE

Electronics Housing
Reassembly
Preliminary
Electronics Assembly Installation
Figure 5-7 – Alignment of Adjustment
Screws and Potentiometer Stems
55
NOTE
Numbers in parentheses refer to item numbers in Figure 5-1.
NOTE
2151N transmitters contain electronic circuit boards which
may be static sensitive. Therefore, observe proper ESD
precautions/techniques whenever the electronics assemblies
are handled and/or exposed.
1. Replace the cover o-rings (2) whenever removing an
electronics housing cover (1). Check the cover o-ring
grooves for cleanliness. If chips or dirt are present,
clean the seat and mating portion of the cover with
alcohol. Lubricate replacement o-ring(s) with your
plant-approved lubricant.
2. Ensure filter pins are clean. If necessary, clean with
alcohol.
1. Align the zero and span adjustment screws with the
potentiometer stems on the board in the electronics
assembly (4) as shown in Figure 5-7.
Reference Manual
00809-0000-4851 Rev AD
December 2023
Maintenance & Troubleshooting