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14. Maintenance procedures
14.7 Cleaning the UV blocker of the Lamp House
When cleaning the UV blocker?
Only clean the UV blocker of the Lamp House in case it is really necessary. This means in case dust is clearly visible upon the
surface of the UV blocker.
This procedure requires that the UV blocker is removed from the Lamp House.
W
ARNING
Hazardous product. Irritating to eyes and skin. Always use in a well ventilated area. Vapors may cause drowsi-
ness and dizziness. Avoid contact with skin and eyes. In case of contact with the eyes, rinse immediately with
plenty of water and seek medical advise.
C
AUTION
Hazardous product. Lightly flammable. Always use in a well ventilated area. Keep away from sources of
ignitions. Do not smoke while working with isopropanol. Exclusive keep in original container tightly closed
at a cool, well ventilated and fireproof storage space.
Necessary tools
•
Clean Toraysee cloth.
•
Clean cotton cloth.
•
Demineralized water.
•
Isopropanol alcohol.
How to clean the UV blocker of the Lamp House?
1. Wipe off the dust of both sides of the UV blocker. Use for that a clean Toraysee cloth.
Tip:
Limit the number of wipe movements. This to protect the optical coating. It is better to wipe of the dust with one good
wipe movement than with 10 soft wipe movements.
2. Is all dust removed from the UV blocker?
If yes, stop this cleaning procedure.
If no, wipe off the dust of the UV blocker with a clean cotton cloth and demineralized water.
Tip:
Use isopropanol alcohol instead of demineralized water to remove fingerprints.
C
AUTION
in irreversible damage of optical parts in the projector.
114
:
ISOPROPANOL ALCOHOL (200–661–7).
:
ISOPROPANOL ALCOHOL (200–661–7).
:
Never reinstall a UV blocker which is cracked or has a damaged coating. Neglecting this will result
R5977692 DP2K-S SERIES 10/12/2012
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