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1800 Overhead Projector
Illustrated Parts Breakdown
3M Visual Systems Department OHP Service Documentation Resource
6801 River Place Boulevard Copyright © 3M 2004. All Rights Reserved
Austin, Texas 78726-9000 78-6970-7536-0
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Revision History Original Issue date: 10/2001 The release date, revision level, pages changed and a description of the modifications are listed below. Revision Date Page(s) Changed Description Rev A 10/2001 All pages First edition released Rev B 1/2002 Figure 1 Added Light Shield Kit Individual parts Rev C 6/2002 All pages combined into modules and kits Added Post Handle, Lamp Module kit Rev D 8/2002 Figures 5, 8-14 content, OUS motor, and U.S. Roll Film Kit. New art and part
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3M™ Overhead Projector 1800 Illustrated Parts Breakdown Table of Contents TABLE OF CONTENTS .............................................................................................................................................................0 ILLUSTRATED PARTS BREAKDOWN (IPB) ..............................................................................................................................1 QUICK REFERENCE PARTS INDEX......................................................
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3M™ Overhead Projector 1800 Illustrated Parts Breakdown Illustrated Parts Breakdown (IPB) This Illustrated Parts Breakdown (IPB) Manual contains the information necessary to locate and identify assemblies, sub-assemblies, and specific parts of the 1800 Overhead Projector. Part Numbers All components available on a replacement basis are listed with their 3M identification number. The parts identification list opposite each illustration provides the description adequate to identify compon
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3M™ Overhead Projector 1800 Illustrated Parts Breakdown 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 78-812
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3M™ Overhead Projector 1800 Illustrated Parts Breakdown Section 0. Machine Overview Arm Assembly (See Sections 4 and 5) Head Assembly (See Sections 1, 2, and 3) Top Cover Assembly (See Sections 7 and 8) ENX/FXL Lamp Housing (Single and Dual) Post Mounting Hardware (See Sections 10 and 11) (See Section 6) FNT Lamp Housing Roller Kit (Single and Dual) (See Section 17) Base Assembly (See Sections 12 and 13) (See Section 9) Wire Jumpers (See Sections 18 and 19) EVD Lamp
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3M™ Overhead Projector 1800 Illustrated Parts Breakdown Section 1. Inverted Head Assembly 1,2 3 4 6 5 7 Inverted Singlet Head only Light Shield Kit 8 Inverted Triplet Head only Note: Screws, nuts, bolts, clips, and other small hardware are also contained in the Hardware Kit: P/N 78-8120-8523-7 (Refer to Section 22). Inverted Head Assembly Parts List Item 3M Part Number Description Qty. 1 78-8120-8508-8 Inverted Singlet Head Modul
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3M™ Overhead Projector 1800 Illustrated Parts Breakdown Section 2. Open Head Assembly 1 2 4 Head Stabilizer Kit 3 Note: Screws, nuts, bolts, clips, and other small hardware are also contained in the Hardware Kit: P/N 78-8120-8523-7 (Refer to Section 22). Open Head Assembly Parts List Item 3M Part Number Description Qty. 1 78-8120-8507-0 Open Singlet Head Module 1 2 78-8120-8499-0 Open Mirror Module 1 3 78-
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3M™ Overhead Projector 1800 Illustrated Parts Breakdown Section 3. Closed Head Assembly 1, 2 3 4 (Singlet Head only) 5 9 6 10 7 15 8 14 13 11 12 Note: Screws, nuts, bolts, clips, and other small hardware are also contained in the Hardware Kit: P/N 78-8120-8523-7 (Refer to Section 22). © 3M 2004 6
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3M™ Overhead Projector 1800 Illustrated Parts Breakdown Closed Head Assembly Parts List Item 3M Part Number Description Qty. 1 78-8120-8506-2 Closed Head Module, Singlet (Includes Mirror Housing Assy.) 1 2 78-8120-8505-4 Closed Head Module, Doublet (Includes Mirror Housing Assy.) 1 3 78-8064-1562-2 Housing, Exit Lens 1 4 78-8073-2982-2 Glass, Articulate Head, Coated (Singlet only) 1 5 78-8014-8812-9 Lens, Articulate 1 6 78-8064-1602-6 Clamp, Dust Shield 1 7 78-8064-1643-0 Mount, Lens
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3M™ Overhead Projector 1800 Illustrated Parts Breakdown Section 4. Arm Assembly (Serial number 18040827 and below) 2 3 4 1 5 6 8 7 Note: Screws, nuts, bolts, clips, and other small hardware are also contained in the Hardware Kit: P/N 78-8120-8523-7 (Refer to Section 22). © 3M 2004 8
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3M™ Overhead Projector 1800 Illustrated Parts Breakdown Arm Assembly Parts List (Serial number 18040827 and below) Item 3M Part Number Description Qty. 1A 78-8120-8575-7 Arm Kit (includes basic post) 1 1B 78-8120-8576-5 Arm / Offset Post Kit 1 2 - - - Arm, Focus (must order 78-8120-8575-7) 2 3 78-8120-4017-4 Pad, Tension 1 4 78-8120-3069-6 Pad 1 5 78-8120-3142-1 Cap, Focus 1 6 78-8120-3153-8 Knob, Focus Gear, Blue 1 7 78-8079-8744-7 Rack, Focus 1 8A 78-8120-8513-8 Post, Inverted A
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3M™ Overhead Projector 1800 Illustrated Parts Breakdown Section 5. Arm Assembly (Serial number 18040828 and above) 1 2 3 5 6 4 7 8 9 10 11 12 © 3M 2004 10
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3M™ Overhead Projector 1800 Illustrated Parts Breakdown Arm Assembly Parts List (Serial number 18040828 and above) Item 3M Part Number Description Qty. 1A 78-8120-8575-7 Arm Kit (includes basic post) 1 1B 78-8120-8576-5 Arm / Offset Post Assembly Kit 1 2 - - - Arm, Focus (must order 78-8120-8575-7) 2 3 See note Pad, Insert 2 4 See note Plate, Standoff 1 5 See note Clamp, friction 1 6 See note Pressure Bar 1 7 See note Spring, Compression 2 8 See note Screws, Shoulder 2 9 See not
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3M™ Overhead Projector 1800 Illustrated Parts Breakdown Section 6. Post Mounting Hardware 5 5 1 2 3 4 6 7 8 6 14 8 9 10 11 12 13 14 Basic (Post Mounting Hardware) Inverted (Post Mounting Hardware) Note: Screws, nuts, bolts, clips, and other small hardware are also contained in the Hardware Kit: P/N 78-8120-8523-7 (Refer to Section 22). © 3M 2004 12
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3M™ Overhead Projector 1800 Illustrated Parts Breakdown Post Mounting Parts List Item 3M Part Number Description Qty. 1 78-8120-8516-1 Post Pivot Kit 1 2 78-8120-8514-6 Post, Basic Arm (includes focus rack and cap) 1 3 78-8120-8515-3 Offset Post Pivot Kit 1 4 78-8120-8513-8 Post, Inverted Arm (includes focus rack and cap) 1 5 78-8120-3108-2 Latch, Red 1 6 78-8120-3104-1 Block, Post Mount 1 7 78-8079-8997-1 Screw, Post Latch, Spring 1 8 78-8120-3144-7 Cradle, Post 1 9 78-8120-3126-
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3M™ Overhead Projector 1800 Illustrated Parts Breakdown Section 7. Top Cover Assembly (with taped-in stage glass) 1 2 3 4 6 5 7 On/Off Button Kit Pivot Shaft On/Off Button Button Spring Rib Note: Screws, nuts, bolts, clips, and other small Spring Well hardware are also contained in the Hardware Kit: P/N 78-8120-8523-7 (Refer to Section 22). Cam Spring Top Cover Pivots Cam Pin © 3M 2004 14
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3M™ Overhead Projector 1800 Illustrated Parts Breakdown Top Cover Assembly Parts List (with taped-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, T
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3M™ Overhead Projector 1800 Illustrated Parts Breakdown Section 8. Top Cover Assembly (with clipped-in stage glass) 1 2 3 4 6 5 7 Note: Screws, nuts, bolts, clips, and other small hardware are also contained in the Hardware Kit: P/N 78-8120-8523-7 (Refer to Section 22). © 3M 2004 16
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3M™ Overhead 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,
