PerkinElmer Photovac 2020 Manual page 121

2. Allow the lamp to cool to room temperature to avoid
3. Dampen a cotton swab in methanol and dab it into the
Do not use methanol to clean the 11.7 eV lamp window.
WARNING
4. Using small circular motions, rub the cleaning compound
5. Continue cleaning for approximately one minute.
6. Dampen a new cotton swab with methanol and remove
7. Wipe the window and the lamp with a dry, lint free
8. If you removed an o-ring from the lamp, replace it now.
9. Without touching the lamp window, replace the lamp as
thermal shock which could crack the window.
cleaning compound. Allow a small amount of the
cleaning compound to adhere to the cotton tip.
onto the lamp window. Do not exert excessive force
onto the window, since window can be permanently
damaged by misuse.
any trace amounts of the cleaning compound from the
lamp window.
tissue to remove any trace amounts of the cleaning
compound and methanol. All traces of cleaning
compound must be removed.
Ensure your hands are clean and dry.
outlined in Removing and Replacing the UV Lamp on
page 116.
Routine Maintenance
119