3M
™
Overhead Projector 1800
Illustrated Parts Breakdown
© 3M 2007
3
Table of Contents
R
EVISION
H
ISTORY
...................................................................................................................................................
2
T
ABLE OF
C
ONTENTS
................................................................................................................................................
3
I
NTRODUCTION
.....................................................................................
......................................
..............................
4
Q
UICK
R
EFERENCE
P
ARTS
I
NDEX
..............................................................................................................................
5
S
ECTION
0.
M
ACHINE
O
VERVIEW
.............................................................................................................................
6
S
ECTION
1.
I
NVERTED
H
EAD
A
SSEMBLY
...................................................................................................................
7
S
ECTION
2.
O
PEN
H
EAD
A
SSEMBLY
.........................................................................................................................
8
S
ECTION
3.
C
LOSED
H
EAD
A
SSEMBLY
.....................................................................................................................
9
S
ECTION
4.
A
RM
A
SSEMBLY
(S
ERIAL NUMBER
18040827
AND BELOW
,
N
ORTH
&
S
OUTH
A
MERICA ONLY
)
.................
11
S
ECTION
5.
A
RM
A
SSEMBLY
(S
ERIAL NUMBER
18040828
TO
1877398)
..................................................................
12
S
ECTION
6.
S
QUARE
P
OST WITH
A
RM
A
SSEMBLY
(S
ERIAL
N
BRS
.
1877399
AND ABOVE
)
..........................................
14
S
ECTION
7.
R
ECTANGULAR
P
OST
M
OUNTING
H
ARDWARE
.......................................................................................
15
S
ECTION
8.
T
OP
C
OVER
A
SSEMBLY
(
WITH TAPED
-
IN STAGE GLASS
)
.........................................................................
17
S
ECTION
9.
T
OP
C
OVER
A
SSEMBLY
(
WITH CLIPPED
-
IN STAGE GLASS
)
......................................................................
19
S
ECTION
10.
B
ASE
A
SSEMBLY
...............................................................................................................................
21
S
ECTION
11.
L
AMP
H
OUSING
(S
INGLE
ENX/FXL)
..................................................................................................
23
S
ECTION
12.
L
AMP
H
OUSING
(D
UAL
ENX/FXL)
.....................................................................................................
24
S
ECTION
13.
L
AMP
H
OUSING
(S
INGLE
FNT)
..........................................................................................................
25
S
ECTION
14.
L
AMP
H
OUSING
(D
UAL
FNT)
.............................................................................................................
26
S
ECTION
15.
L
AMP
H
OUSING
(D
UAL
EVD)
.............................................................................................................
27
S
ECTION
16.
L
AMP
A
SSEMBLY
...............................................................................................................................
28
S
ECTION
17.
C
OOLING
F
AN
A
SSEMBLY
..................................................................................................................
29
S
ECTION
18.
R
OLL
F
ILM
K
IT
..................................................................................................................................
30
S
ECTION
19.
W
IRE
J
UMPERS
(ENX
AND
FXL)
.......................................................................................................
31
W
IRE
J
UMPERS
(ENX
AND
FXL),
CONTINUED
..........................................................................................................
32
S
ECTION
20.
W
IRE
J
UMPERS
(EVD
AND
FNT)
.......................................................................................................
33
S
ECTION
21.
P
LASTIC
P
ARTS
K
IT
...........................................................................................................................
35
S
ECTION
22.
S
MALL
E
LECTRICAL
P
ARTS
K
IT
...........................................................................................................
35
APPENDIX
A
–
1800
SPECIFICATIONS
.............................................................................................................
36
IMPORTANT
NOTICE
3M reserves the right to sell or furnish NEW OR RECONDITIONED PARTS.
New and reconditioned parts are covered by the same 3M new parts limited warranty.