3M
™
Overhead Projector 1800
Illustrated Parts Breakdown
© 3M 2004
2
Quick Reference Parts Index
Description (By machine location)
Part Number
Section No.
Item No.
Inverted Singlet Head Module
78-8120-8508-8
1
1
Inverted Triplet Head Module
78-8120-8509-6
1
2
Inverted Mirror Module
78-8120-8498-2
1
3
Light Shield Kit
78-8120-4070-3
1
9
Open Singlet Head Module
78-8120-8507-0
2
1
Open Mirror Module
78-8120-8499-0
2
2
Closed Head Module, Singlet
78-8120-8506-2
3
1
Closed Head Module, Doublet 78-8120-8505-4
3
2
Arm Kit (Includes basic post)
78-8120-8575-7
4 & 5
1A
Arm/Offset Post Kit
78-8120-8576-5
4 & 5
1B
Post Pivot Kit
78-8120-8516-1
6
1
Post, Basic Arm
78-8120-8514-6
6
2
Offset Post Pivot Kit
78-8120-8515-3
6
3
Post, Inverted Arm
78-8120-8513-8
6
4
Top Cover Modules (U.S. and A4)
See Sections 7 & 8
7 & 8
1A – 1D
Fresnel Lens, Dual Element – 182.5 mm
78-8120-8504-7
7 & 8
6
Fresnel Lens, Dual Element (Inverted Singlet) – 175.3mm
78-8120-8502-1
7
6
On/Off Button Kit, Red
78-8120-8563-3
7 & 8
8A
On/Off Button Kit, Blue
78-8120-8564-1
7 & 8
8B
Base Mirror Module (EVD/FNT)
78-8120-8511-2
9
1
Base Mirror Module (ENX/FXL)
78-8120-8512-0
9
2
Base Module
78-8120-8517-9
9
8
Lamp Housing Kit
78-8120-8520-3
9
9
Transformers
See Section 9
9
4A – 4D
Power Cord, 120V (U.S. only)
78-8120-3184-3
9
11
ENX/FXL Single Lamp Socket
78-8120-3197-5
10
1
ENX/FXL Dual Lamp Socket
78-8120-3196-7
11
1
FNT Single Lamp Socket
78-8120-4003-4
12
8
FNT Dual Lamp Socket
78-8120-3193-4
13
4
EVD Dual Lamp Socket
78-8120-3193-4
14
4
Lamp, ENX
78-8011-1186-1
10 & 11
4A, 5A
Lamp, FXL
78-8073-7100-6
10 & 11
4B, 5B
Lamp, FNT
78-8054-1175-4
12 & 13
3, 5
Lamp, EVD
78-8079-8791-8
14
5
120V Fan Motor Assembly
XO-0038-1567-7
16
5
230V Fan Motor Assembly
XO-0038-1568-5
16
4
Roller Kit
See Section 17
17
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