PerkinElmer 200 UV/VIS Series User Manual page 139

Routine Maintenance
Cleaning the Monochromator Exit Windows
1. Open the detector head.
2. Remove the reference (dry cell) and sample cells.
3. The exit windows are mounted in an assembly which is screwed into the flowcell plate.
4. Remove the window housings by inserting a large blade screwdriver into the slots in the
window housings and turning carefully counter clockwise.
5. Clean the windows and allow them to dry.
Figure 7-4. Monochromator exit window assembly.
Be sure that the screwdriver blade fits prop-
erly to prevent it from slipping and damaging
the window or housing.
Do not allow fingers to come into contact with
the windows!
Maintenance
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