3MOverhead Projector 1800

Illustrated Parts Breakdown

 

Top Cover Assembly Parts List (with clipped-in stage glass)

 

 

 

 

 

 

 

Item

3M Part Number

 

Description

Qty.

 

 

 

 

1A

78-8120-8570-8

Top Cover Module, Basic (U.S)

1

1B

78-8120-8571-6

Top Cover Module with Lamp Changer and Clock (U.S.)

1

1C

78-8120-8568-2

Top Cover Module, Basic (A4)

1

1D

78-8120-8569-0

Top Cover Module with Lamp Changer and Clock (A4)

1

2

78-8120-4155-2

Glass, Stage

 

1

3

78-8005-0481-9

Spring, Compression

 

1

4

78-8079-8768-6

Latch, Top Cover

 

1

5

78-8120-3114-0

Retainer, Fresnel

 

4

6

78-8120-8504-7

Fresnel, Dual Element – 182.5 mm

1

7A

78-8120-3138-9

Button, On/Off, Red (See Section 7)

1

7B

78-8120-3151-2

Button, On/Off, Blue (See Section 7)

1

8A

78-8120-8563-3

On/Off Button Kit, Red

(Not shown)

1

8B

78-8120-8564-1

On/Off Button Kit, Blue

(Not shown)

1

Note: Top covers prior to S/N 18023074 have taped-in stage glass. If the stage glass needs repair, a new top cover must be ordered. Refer to 1800 Technical Bulletin #6.

© 3M 2004

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3M 1800, Overhead Projector manual Top Cover Assembly Parts List with clipped-in stage glass