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Illustrated Parts Breakdown3M™ Overhead Projector 9800
i
© 3M IPC 2001
Revision History
Revision bars placed in the margins ( ) indicate where additions or changes to a parts identification list
occurred. Items deleted from a parts identification list are indicated on this page only. Changes to illustrations
are not indicated by revision bars, nor shown in this revision history.
The original issue of this manual and subsequent revisions are identified as follows:
Issue date: 9/94
Revision Date Page(s) Changed Change
Original September 1994 All pages
Rev. B April 1996 All pages
Rev. C February 1997 All pages
Rev D April 2000 All pages
Page 2 Changed part number of the Quick Reference
Parts Index -- Stage Glass from
78-8097-3525-7 to 78-8079-8975-7, and the
part number of the Interlock Switch from
78-8015-5038-1 to 78-8073-3039-0, the part
number of the Micro Switch from
78-8079-8823-9 to 78-8079-8855-1, the part
number of the Triplet Lens from
78-8097-3694-1 to 78-8097-3693-3. Added new
Interlock Switch Cover 78-8073-3043-2.
Page 5 Changed item 3 from 78-8097-3694-1 to
78-8097-3693-3.
Page 9 Changed item 2 from 78-8054-1768-6 to
78-8120-2943-3, and item 7 from
78-8097-3525-7 to 78-8079-8975-7.
Page 10 Added item 19 to Section 4, Arm And Focus
Assembly art.
Page 11 Added new 0A, Focus Arm Upgrade Kit
(Europe only) (DY-0210-2704-9), and new 0B,
Focus Arm Upgrade Kit (78-8054-1820-5).
Changed item 2 to 2A and added (metal arm
version). Added new item 2B, Focus Arm Cap
(78-8120-2930-0). Changed item 13 from
78-8079-8960-9 to 78-8120-2942-5. Changed
item 14 to 14A, and added (metal arm version).
Added new item 14B, Wear Pad
(78-8120-2925-0), and new item 19, Standoff
Plate (78-8120-2920-1).
Page 19 Changed item 4 to “Not Available” (Reference
only).