71R5911438 /09 UDM
directions (e.g. downwards) may cause interference of the projector housing/rigging frame in the light path of
the projected image.
The Short Throw 90° zoom lens is delivered with the motor block mounted in the orientation for left projection
of the current generation projectors (UDX, UDM, XDM) in table mount. To change the motor block orientation
see procedure “Change the motor block orientation”, page 74.
5.4.2 Installation of the lens safety cable on the UST lens
When to use the lens safety cable
The lens safety cable must be used in any circumstance where the projector is mounted above people. Do this
to secure the mounted lens in the lens holder.
For the content of the kit, see “Installing the lens safety cable”, page 64.
How to install the lens safety cable on the UST lens
1. Ensure that the safety cable and its accessories are in good condition (not damaged).
2. Stick three to four clips(1) on the surface of the lens body.
Image 5–21
3. Nap the first loop end of the safety cable into one of the clips.
4. Slide the rest of the cable around the lens. Click the cable into every clip it passes in the loop.
5. Slide the cable through the loop end at the beginning of the cable (2).
6. Mount a U-bolt on the lens holder with the open ends oriented outwards (3). Make sure that both a part of
the loop end and the outgoing part of the safety cable are placed in the enclosure.
7. Close the U-bolt and tighten it.
8. Place the shackle through the free loop end of the safety cable.
9. Secure the safety cable around the rigging frame (or around the truss beam if no frame is used). Secure
the shackle by turning the safety ring of the shackle over the open end.
5.4.3 Installing the UST lens
How to install the UST lens
1. Place the primary lens lock in “unlock” position. Handle (ref. 1) towards electrical socket (ref. 4).
2. Check if the secondary lens lock stands in the “unlock” position (ref. 2).
3. Check if the motor block (ref. 3) of the lens is oriented for UDX projectors. If not, see procedure , to adapt
the orientation.
4. Check if the set screw (ref. 5) in the lower left corner of the mounting plate on the lens is inserted. The set
screw should exceed 1.5 mm.
Lenses
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