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3M™ Overhead Projector 1700 Series Illustrated Parts Breakdown
© 3M 2005. All Rights Reserved. 14
Top Cover Assembly Parts List
(Serial Number 170000988 and below)
Item
No.
3M
Part Number
Description Qty.
1A 78-8114-9027-1 Top Cover Assembly, Single (Beige color) 1
1B 78-8114-9021-4 Top Cover Assembly, Dual (Beige color) 1
2 (Reference only) Fresnel Lens (See note below) 1
3 78-8120-2941-7 Bracket, Hinge 1
4 78-8064-1515-0 Actuator Switch 1
NOTE:
If the machine currently has a single-element fresnel lens and a new fresnel is needed, two options are
available:
1. Replace the top cover with the appropriate assembly listed in Section 7.
2. Install Kit #78-8121-4740-9. This kit adapts single-element top covers to accept a dual-element
fresnel lens.
Refer to Technical Bulletin #10 for additional information.