
Oil in Water | Part III | |
|
|
|
|
|
|
|
|
|
4.Replace any pump malfanctioning parts as necessary.
5.Replace any tubing which cannot be properly cleaned.
6.Check calibration. Review correlation results. Adjust span setting as required. Make minor adjustments only. If serious discrepancies are encountered, use an oscilloscope to check electronics.
7.
ANNUALLY
1.Check electronics calibration.
2.Perform correlation checks.
3.Check UV source.
4.Check solenoid valves.
7.0SERVICE PROCEDURES AND ADJUSTMENTS
The system’s electronics are factory aligned. However, when the need arises to touch up the circuitry, the following procedure is suggested.
1- Oscilloscope (dual trace preferred but not required).
To observe oscilloscope test points (see Detector Module Assembly Dwg.) switch the vertical input selector of the scope to DC.
The PC Board Extender is used whenever trimpot adjustments must be made. Because all PC Board connectors are keyed to avoid wrong positioning in the connectors, the key must be removed and later after testing, reinstalled with long nose pliers. Turn power off during this operation.
7.1Set up of the Signal Processing Front End Amplifiers
Teledyne Analytical Instruments | Part III: |