beautypg.com

Teledyne 5000B - Near Infrared Photometer User Manual

Page 92

background image

5 Maintenance

Model 5000B Photometric Analyzer

5-2: 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.

5.3

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.

5.4

Suggested Preventive Maintenance
Schedule

DAILY
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.

WEEKLY
1.

Examine sample cell windows for accumulation of solids.
Remove and clean as necessary.

2.

Calibrate the system.

ANNUALLY
1.

Check the electronics calibration.

2.

Check the UV source.

NOTE: Be sure to wear UV filtering eye goggles.

3.

Check the solenoid valves.