![background image](http://html.mh-extra.com/html/navitar/634mcl012/634mcl012_installation-instructions_712913001.webp)
Installation of Navitar/NuView Series 634 lens on Mitsubishi model SL25,
XL25 & XL30 projector
.
TOOLS REQUIRED: PHILLIPS HEAD SCREWDRIVER
Disassembly:
1. Remove six (6) Phillips head screws from front cover of projector (four in front, one
on each end). Remove cover and set aside for reinstallation.
2. Unscrew four (4) Phillips head screws holding prime lens in place and remove prime
lens.
Assembly:
1. Ensure that your Navitar lens and its adapter are separate. Using four (4) Phillips
head screws supplied, install the adapter correct side up into the projector.
2. Replace the front cover of the projector and replace the six (6) screws removed in
step 1, above.
3. To focus, gently twist the front of lens. To zoom, loosen thumbscrew and twist
knurled ring (zoom lenses only, of course). Re-tighten thumbscrew.
CAUTION: Do not twist entire lens out of adapter!
REV 102802