3M 1800 Illustrated Parts Breakdown
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3M 1800 Illustrated Parts Breakdown

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1800 Overhead Projector
Illustrated Parts Breakdown
3M Visual Systems Department
6801 River Place Boulevard
Austin, Texas 78726-9000
OHP Service Documentation Resource
Copyright © 3M 2004. All Rights Reserved
78-6970-7536-0
Revision F, 12/10/2004

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  • Page 1 Revision F, 12/10/2004 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...

  • Page 2: Revision History

    All rights reserved. No part of this book covered by the copyrights hereon may be reproduced or copied in any form or by any means-graphic, electronic, or mechanical, including photocopying, taping or information storage and retrieval systems-without written permission of 3M Visual Systems Division.

  • Page 3: Table Of Contents

    APPENDIX A – 1800 (U.S.) SPECIFICATIONS......................34 APPENDIX A – 1800 (O.U.S.) 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. © 3M 2004...

  • Page 4: Illustrated Parts Breakdown (Ipb)

    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 components. If the component is available only as part of the next higher assembly, the description column provides the next higher assembly description or identification number.

  • Page 5: Quick Reference Parts Index

    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 Inverted Triplet Head Module 78-8120-8509-6 Inverted Mirror Module 78-8120-8498-2 Light Shield Kit 78-8120-4070-3 Open Singlet Head Module...

  • Page 6: Section 0. Machine Overview

    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)

  • Page 7: Section 1. Inverted Head Assembly

    3M™ Overhead Projector 1800 Illustrated Parts Breakdown Section 1. Inverted Head Assembly Inverted Singlet Head only Light Shield Kit 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).

  • Page 8: Section 2. Open Head Assembly

    3M™ Overhead Projector 1800 Illustrated Parts Breakdown Section 2. Open Head Assembly Head Stabilizer Kit 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...

  • Page 9: Section 3. Closed Head Assembly

    3M™ Overhead Projector 1800 Illustrated Parts Breakdown Section 3. Closed Head Assembly 1, 2 (Singlet 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). © 3M 2004...
  • Page 10 3M™ Overhead Projector 1800 Illustrated Parts Breakdown Closed Head Assembly Parts List Item 3M Part Number Description Qty. 78-8120-8506-2 Closed Head Module, Singlet (Includes Mirror Housing Assy.) 78-8120-8505-4 Closed Head Module, Doublet (Includes Mirror Housing Assy.) 78-8064-1562-2 Housing, Exit Lens...

  • Page 11: Section 4. Arm Assembly (Serial Number 18040827 And Below)

    3M™ Overhead Projector 1800 Illustrated Parts Breakdown Section 4. Arm Assembly (Serial number 18040827 and below) 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...
  • Page 12 3M™ Overhead Projector 1800 Illustrated Parts Breakdown Arm Assembly Parts List (Serial number 18040827 and below) Item 3M Part Number Description Qty. 78-8120-8575-7 Arm Kit (includes basic post) 78-8120-8576-5 Arm / Offset Post Kit - - - Arm, Focus (must order 78-8120-8575-7)

  • Page 13: Section 5. Arm Assembly (Serial Number 18040828 And Above)

    3M™ Overhead Projector 1800 Illustrated Parts Breakdown Section 5. Arm Assembly (Serial number 18040828 and above) © 3M 2004...
  • Page 14 3M™ Overhead Projector 1800 Illustrated Parts Breakdown Arm Assembly Parts List (Serial number 18040828 and above) Item 3M Part Number Description Qty. 78-8120-8575-7 Arm Kit (includes basic post) 78-8120-8576-5 Arm / Offset Post Assembly Kit - - - Arm, Focus (must order 78-8120-8575-7)

  • Page 15: Section 6. Post Mounting Hardware

    3M™ Overhead Projector 1800 Illustrated Parts Breakdown Section 6. Post Mounting Hardware 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).
  • Page 16 3M™ Overhead Projector 1800 Illustrated Parts Breakdown Post Mounting Parts List Item 3M Part Number Description Qty. 78-8120-8516-1 Post Pivot Kit 78-8120-8514-6 Post, Basic Arm (includes focus rack and cap) 78-8120-8515-3 Offset Post Pivot Kit 78-8120-8513-8 Post, Inverted Arm (includes focus rack and cap)

  • Page 17: Section 7. Top Cover Assembly (With Taped-In Stage Glass)

    3M™ Overhead Projector 1800 Illustrated Parts Breakdown Section 7. Top Cover Assembly (with taped-in stage glass) On/Off Button Kit Pivot Shaft On/Off Button Button Spring 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).
  • Page 18 78-8120-8564-1 On/Off Button Kit, Blue (Not shown) 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...

  • Page 19: Section 8. Top Cover Assembly (With Clipped-In Stage Glass)

    3M™ Overhead Projector 1800 Illustrated Parts Breakdown Section 8. Top Cover Assembly (with clipped-in stage glass) 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...
  • Page 20 78-8120-8564-1 On/Off Button Kit, Blue (Not shown) 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...

  • Page 21: Section 9. Base Assembly

    3M™ Overhead Projector 1800 Illustrated Parts Breakdown Section 9. Base Assembly See Fan Assembly, Section 16 See Lamp Assembly, Section 15 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).
  • Page 22 3M™ Overhead Projector 1800 Illustrated Parts Breakdown Base Assembly Parts List Item 3M Part Number Description Qty. 78-8120-8511-2 Base Mirror Module, EVD/FNT 78-8120-8512-0 Base Mirror Module, ENX/FXL 78-8073-7127-9 Resistor, 1.2 Ohm 78-8120-3132-2 Transformer, EVD, 100-127V 78-8120-3128-0 Transformer, EVD, 220-240V 78-8120-3130-6...

  • Page 23: Section 10. Lamp Housing (Single Enx/Fxl)

    3M™ Overhead Projector 1800 Illustrated Parts Breakdown Section 10. Lamp Housing (Single ENX/FXL) Note: Screws, nuts, bolts, clips, and other small hardware are also contained in the Hardware Kit: P/N 78-8120-8523-7 (Refer to Figure 22). Lamp Housing (Single ENX/FXL) Parts List...

  • Page 24: Section 11. Lamp Housing (Dual Enx/Fxl)

    3M™ Overhead Projector 1800 Illustrated Parts Breakdown Section 11. Lamp Housing (Dual ENX/FXL) Note: Screws, nuts, bolts, clips, and other small hardware are also contained in the Hardware Kit: P/N 78-8120-8523-7 (Refer to Figure 22). Lamp Housing (Dual ENX/FXL) Parts List...

  • Page 25: Section 12. Lamp Housing (Single Fnt)

    3M™ Overhead Projector 1800 Illustrated Parts Breakdown Section 12. Lamp Housing (Single FNT) Note: Screws, nuts, bolts, clips, and other small hardware are also contained in the Hardware Kit: P/N 78-8120-8523-7 (Refer to Figure 22). Lamp Housing (Single FNT) Parts List...

  • Page 26: Section 13. Lamp Housing (Dual Fnt)

    3M™ Overhead Projector 1800 Illustrated Parts Breakdown Section 13. Lamp Housing (Dual FNT) Lamp Housing (Dual FNT) Parts List Item 3M Part Number Description Qty. 78-8079-8896-5 Spring, Reflector Retainer 78-8079-9202-5 Reflector. 60mm, FNT 78-8079-8829-6 Reflector, FNT 78-8120-3193-4 Socket, Lamp, Dual FNT...

  • Page 27: Section 14. Lamp Housing (Dual Evd)

    3M™ Overhead Projector 1800 Illustrated Parts Breakdown Section 14. Lamp Housing (Dual EVD) Note: Screws, nuts, bolts, clips, and other small hardware are also contained in the Hardware Kit: P/N 78-8120- 8523-7 (Refer to Figure 22). Lamp Housing (Dual EVD) Parts List...

  • Page 28: Section 15. Lamp Assembly

    3M™ Overhead Projector 1800 Illustrated Parts Breakdown Section 15. Lamp Assembly Note: Screws, nuts, bolts, clips, and other small hardware are also contained in the Hardware Kit: P/N 78-8120-8523-7 (Refer to Figure 22). Lamp Assembly Parts List Item 3M Part Number Description Qty.

  • Page 29: Section 16. Cooling Fan Assembly

    3M™ Overhead Projector 1800 Illustrated Parts Breakdown Section 16. Cooling Fan Assembly 230V (O.U.S) 120V Note: Screws, nuts, bolts, clips, and other small hardware are also contained in the Hardware Kit: P/N 78-8120-8523-7 (Refer to Figure 22). Cooling Fan Assembly Parts List...

  • Page 30: Section 17. Roll Film Kit

    3M™ Overhead Projector 1800 Illustrated Parts Breakdown Section 17. Roll Film Kit Side-to-Side and Front-to-Rear Installation (U.S.) 10-1/4 inch (260.4mm) Front-to-Rear Installation (O.U.S.) 11-1/4 inch (285.7mm) Roll Film Kit Parts List Item 3M Part Number Description Qty. XO-00380750-0 Kit, Roll Film, 10-1/4 in. (260.4mm) (Complete assembly) XO-0038-0751-8 Film, Roll, 10-1/4 in.

  • Page 31: Section 18. Wire Jumpers (Enx And Fxl)

    3M™ Overhead Projector 1800 Illustrated Parts Breakdown Section 18. Wire Jumpers (ENX and FXL) ENX 1810, 1820, 1830, 1850 FXL 1825 ENX 1840, 1860, 1870 ENX 1880 12 7 FXL 1865, 1885, 1895 © 3M 2004...
  • Page 32 3M™ Overhead Projector 1800 Illustrated Parts Breakdown Wire Jumpers Parts List (ENX and FXL) Item 3M Part Number Description Qty. 78-8120-3184-3 Power Cord, 120V 78-8120-3134-8 Switch, On/Off - - - Jumper, 14.5” 78-8079-8933-6 Thermostat, Safety (190° F) 78-8120-3197-5 Socket, Lamp, Single ENX / FXL 78-8073-7127-9 Resistor, 1.2 Ohm...

  • Page 33: Section 19. Wire Jumpers (Evd And Fnt)

    3M™ Overhead Projector 1800 Illustrated Parts Breakdown Section 19. Wire Jumpers (EVD and FNT) FNT 1805 EVD and FNT 14, 6 © 3M 2004...
  • Page 34 3M™ Overhead Projector 1800 Illustrated Parts Breakdown Wire Jumpers Parts List (EVD and FNT) Item 3M Part Number Description Qty. 78-8120-3184-3 Power Cord, 120V 78-8120-3134-8 Switch, On/Off - - - Jumper, 6” 26-1008-6347-6 Fuse, 4 Amp 26-1005-9599-5 Fuse, 5 Amp, 5 x 20mm, Slow Acting - - - Jumper, 7.5”...

  • Page 35: Section 20. Plastic Parts Kit

    3M™ Overhead Projector 1800 Illustrated Parts Breakdown Section 20. Plastic Parts Kit 3M Part Number Description of Parts Included in Kit Qty. Latch, Top Cover Plastic Parts Kit Spring, Compression, #LC-029C-5MW, 18.5 lb/in 78-8120-8521-1 Spring, #LC-014B-4NW Strain Relief Knob, Gear/Focus, Red...

  • Page 36: Section 22. Hardware Kit

    3M™ Overhead Projector 1800 Illustrated Parts Breakdown Section 22. Hardware Kit Hardware Kit 78-8120-8523-7 Description of Parts Included in Kit Qty. Description of Parts Included in Kit Qty. Screw, Plastite, 4-20 x 1/4, Bzn Bushing, 0.50 Mounting Hole Dia. Screw, Taptite, Pan Head, M3.5 x 8, Bzn...

  • Page 37: Appendix A - 1800 (U.s.) Specifications

    3M™ Overhead Projector 1800 Illustrated Parts Breakdown APPENDIX A – 1800 (U.S.) SPECIFICATIONS 1810 1820 1825 1830 1840 1850 Model Alpha United States United States United States United States United States United States Country Type B Type B Type B...
  • Page 38 3M™ Overhead Projector 1800 Illustrated Parts Breakdown APPENDIX A – 1800 (U.S.) SPECIFICATIONS (Continued) Model 1860 1865 1870 1880 1885 1895 Alpha United States United States United States United States United States United States Country Type B Type B Type B...

  • Page 39: Appendix A - 1800 (O.u.s.) Specifications

    3M™ Overhead Projector 1800 Illustrated Parts Breakdown APPENDIX A – 1800 (O.U.S.) SPECIFICATIONS 1805 1805 1805 1805 1805 1805 Model ABAJ AHAD AHAI AHAN AHAS AHAU Alpha Japan Saudi Arabia Argentina New Zealand Europe United Country Standard Kingdom Type A...
  • Page 40 3M™ Overhead Projector 1800 Illustrated Parts Breakdown APPENDIX A – 1800 (O.U.S.) SPECIFICATIONS (Continued) Model 1808 1808 1808 1808 1808 1808 Alpha AADD AADT ABDJ AHDA AHDE AHDF Country Saudi Arabia Taiwan Japan Australia Malaysia Thailand Power Type B Type A...
  • Page 41 3M™ Overhead Projector 1800 Illustrated Parts Breakdown APPENDIX A – 1800 (O.U.S.) SPECIFICATIONS (Continued) Model 1808 1808 1808 1808 1808 1808 Alpha AHDG AHDH AHDN AHDR AHDS AHDU Country India Hong Kong New Zealand South Europe United Africa Standard Kingdom...
  • Page 42 3M™ Overhead Projector 1800 Illustrated Parts Breakdown APPENDIX A – 1800 (O.U.S.) SPECIFICATIONS (Continued) Model 1808 1808 1808 1808 1810 1810 Alpha AHDV AHDY AHDZ ARDP AAAD AAAM Country Indonesia China Switzerland Philippines Gulf Mexico Power Type F Type I...
  • Page 43 3M™ Overhead Projector 1800 Illustrated Parts Breakdown APPENDIX A – 1800 (O.U.S.) SPECIFICATIONS (Continued) Model 1810 1810 1810 1810 1810 1810 Alpha ABBJ AHBA AHBC AHBF AHBH AHBK Country Japan Australia Chile Thailand Hong Kong Korea Power Type A Type I...
  • Page 44 3M™ Overhead Projector 1800 Illustrated Parts Breakdown APPENDIX A – 1800 (O.U.S.) SPECIFICATIONS (Continued) Model 1810 1810 1810 1810 1810 1820 Alpha AHBN AHBS AHBU AHBY AACT Country New Zealand Europe United China Canada Taiwan Standard Kingdom Power Type I...
  • Page 45 3M™ Overhead Projector 1800 Illustrated Parts Breakdown APPENDIX A – 1800 (O.U.S.) SPECIFICATIONS (Continued) Model 1820 1820 1820 1820 1820 1820 Alpha ABCJ AHCA AHCC AHCE AHCF AHCH Country Japan Australia Chile Malaysia Thailand Hong Kong Power Type A Type I...
  • Page 46 3M™ Overhead Projector 1800 Illustrated Parts Breakdown APPENDIX A – 1800 (O.U.S.) SPECIFICATIONS (Continued) Model 1820 1820 1820 1820 1820 1820 Alpha AHCK AHCN AHCR AHCS AHCU AHCY Country Korea New Zealand South Africa Europe United China Standard Kingdom Power...
  • Page 47 3M™ Overhead Projector 1800 Illustrated Parts Breakdown APPENDIX A – 1800 (O.U.S.) SPECIFICATIONS (Continued) Model 1820 1820 1825 1825 1830 1830 Alpha AHCZ ARCP AAYM AAEM Country Switzerland Philippines Mexico Canada Mexico Canada Power Type J Type B Type B...
  • Page 48 3M™ Overhead Projector 1800 Illustrated Parts Breakdown APPENDIX A – 1800 (O.U.S.) SPECIFICATIONS (Continued) Model 1850 1850 1850 1850 1850 1850 Alpha AHRA AHRE AHRF AHRJ AHRK AHRS Country New Zealand/ Malaysia Thailand Japan Korea Europe Australia Standard Power Type I...
  • Page 49 3M™ Overhead Projector 1800 Illustrated Parts Breakdown APPENDIX A – 1800 (O.U.S.) SPECIFICATIONS (Continued) Model 1850 1850 1850 1850 1850 1860 Alpha AHRU AHRV AHRZ ARRP Country United Indonesia Switzerland Canada Philippines Canada Kingdom Power Type G Type F Type J...
  • Page 50 3M™ Overhead Projector 1800 Illustrated Parts Breakdown APPENDIX A – 1800 (O.U.S.) SPECIFICATIONS (Continued) Model 1865 1865 1870 1870 1880 1880 Alpha AALM AAGB AAGM AABM Country Mexico Canada Brazil Mexico Mexico Canada Power Type B Type B Type B...
  • Page 51 3M™ Overhead Projector 1800 Illustrated Parts Breakdown APPENDIX A – 1800 (O.U.S.) SPECIFICATIONS (Continued) Model 1895 1895 Alpha AACM Country Mexico Canada Power Type B Type B Cord Stock XO-0038-0731-0 XO-0038-0736-9 Number Voltage/Hz 127V / 60Hz 120V / 60Hz Agency...

  • Page 52: Important Notice

    FOR A PARTICULAR PURPOSE. If this product is defective within the warranty period stated in the Product Literature, your exclusive remedy shall be, at 3M’s option, to replace or repair the 3M product or refund the purchase price of the 3M product.

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