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3 Maintenance Model 6600
3-2 Part II
Teledyne Analytical Instruments
3. Verify that the chart recorder contains a normal display.
4. Verify that the recorder has a sufficient supply of chart paper and
ink.
3.3 Routine Maintenance
Keep the sample lines and components, including the measuring cell
within the analyzer sample module, free of deposits and leaks. You must
determine the interval between cleaning procedures empirically, because the
duration of time that the system runs without attention is related directly to the
sample’s condition. (Some self-cleaning capability has been incorporated into
the inlet flow pattern (turbalent flowingsweep across cell windows) of the
sample cell design.
3.4 Suggested Preventive Maintenance
Schedule
DAILY (these suggestions are perinent to your particular system
design)
1. Visually inspect the complete system for obvious defects, such
as leaking tubes or connectors.
2. Verify that the sample pump (if applicable) is running.
3. Verify that the signal failure alarm is not in failure condition.
4. Verify that zero and span settings are correct.
MONTHLY
1. Examine sample cell windows for accumulation of solids.
Remove and clean as necessary.
2. Calibrate the system. (Check manually the Zero and Span using
prepared Zero/Span fluids obtained from startup or previous calibration prac-
tices).
ANNUALLY
1. Check the electronics calibration.