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Trace Oxygen Analyzer Maintenance
Teledyne Analytical Instruments 63
Preamp
0 OK
1 Zero too high
2 Amplifier output doesn't match test input
3 Both Failed
5.5 Major Internal Components
The Micro-Fuel cell is accessed by unlatching and swinging open
the front panel, as described earlier. Other internal components are
accessed by removing the rear panel and sliding out the entire chassis.
See Figure 5-4, below. The gas piping is illustrated in Figure 2-4, and
the major electronic components locations are shown in Figure 2-5, in
chapter 2.
WARNING: See warnings on the title page of this manual.
The 3000TA contains the following major components:
Analysis Section
Micro Fuel Cell (L-2 or other)
Stainless steel cell block
Sample system
Power Supply
Microprocessor
Displays
5 digit LED meter
2 line, 20 character, alphanumeric, VFD display
RS-232 Communications Port.
See the drawings in the Drawings section in back of this manual for
details.