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Instruction Manual
748332-F
April 2003
Rosemount Analytical Inc. A Division of Emerson Process Management Maintenance and Troubleshooting 4-5
Model NGA2000 NDIR
Power
Transistor/Heatsink
Motor/Source
Assembly
Detector Assembly
Oscillator Tune
Adjust
Flow Sensor
4-7 DETECTOR REMOVAL
See Figure 4-5 below and Figure 4-8 on page
4-9 for breakdowns of the optical bench. The
entire optical bench
must be removed in order to perform this
disassembly.
Figure 4-5. Cell, PCB Assembly – Exploded View