3M
™
Overhead Projector 1800
Illustrated Parts Breakdown
© 3M 2007
17
Section 8. Top Cover Assembly (with taped-in stage glass)
On/Off Button Kit
On/Off Button
Cam
Rib
Cam Spring
Top Cover
Pivot Shaft
Button Spring
Spring Well
Pivots
Pin
2
6
3
4
5
7
1
8