Teledyne 3000TA-EU - General purpose trace oxygen analyzer - Manual (Page 76)

Maintenance 3000TA- EU
Teledyne Analytical Instruments
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Figure 5-4: Rear-Panel Screws
To detach the rear panel, remove only the 14 screws marked with an X.
5.6 Cleaning
If instrument is unmounted at time of cleaning, disconnect the
instrument from the power source. Close and latch the front-panel access
door. Clean outside surfaces with a soft cloth dampened slightly with
plain clean water. DO NOT use any harsh solvents such as paint thinner
or benzene.
For panel-mounted instruments, clean the front panel as prescribed
in the above paragraph. DO NOT wipe front panel while the instrument
is controlling your process.
5.7 Troubleshooting
Problem: Erratic readings of the Oxygen concentration as reported by
the analyzer.
Possible Cause:
The analyzer may have been calibrated in an inaccurate fashion.
Solution: