6. Lamps and lamp houses
6.12 Cleaning the UV b locker of the Lamp House
When cleaning the UV blocker?
Clean UV blocker on regular basis to maintain light output level.
This procedure requires that the UV blocker is removed from the Lamp House.
Necessary tools
• Compressed air.
• Clean Toraysee® cloth or any micro fiber lens cleaning cloth.
• Clean cotton cloth.
Necessary parts
Lens cleaner (e.g. Carl Zeiss lens cleaner o r Purasol® or an y waterbased lens cleaner)
How to clean the UV blocker of the Lamp House?
1. Blow off dust with clean comp ressed a ir (o r p ressurized air cans).
2. Clean with lens cleaner together with a clean lens cleaning c loth to remove the dus t and contam ination. Use big wipes.
3. Use a dry lens cleaning c loth to rem ove left liquid or stripes. Polish with small circles.
4. If there are still fingerprints on the sur face, w ipe them off with lens cleaner together with a clean lens cleaning cloth. Polish again
with a dry one.
CAUTION: Never reinstall a UV blocker which is cracked or has a dam aged coating. Neglecting t his will result
in irreversible damag e of optical parts in the projector.
122 R5905043 DP2K-12C/11CX 19/02/2018
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