Specifications

Heated Flame Ionization Detector Analyzer Module
Rosemount Analytical NGA 2000
748414-A
August 1999
41
MAINTENANCE AND TROUBLESHOOTING
4
4.2.5 E
LECTRONICS
A
SSEMBLY
The electronics assembly must be removed from the chassis if replacement of any of the
following components is necessary:
Power Supply Board Safety Board
Computer Analysis Board Preamp Assembly
Sensor Board Case Temperature Sensor
Case Pressure Switch
1. Remove the hex nut and screw as shown in Figure 4-11.
2. Lay electronics assembly on bench, do not disconnect cables or tubing.
F
IGURE
4-11. R
EMOVING
E
LECTRONICS
A
SSEMBLY FROM
C
HASSIS
Electronics Assembly
656943
Hex Nut
Screw