3M Overhead Projector 1800 Illustrated Parts Breakdown
© 3M 2007 3

Table of Contents

REVISION HISTORY................................................................................................................................................... 2
TABLE OF CONTENTS................................................................................................................................................3
INTRODUCTION .........................................................................................................................................................4
QUICK REFERENCE PARTS INDEX..............................................................................................................................5
SECTION 0. MACHINE OVERVIEW............................................................................................................................. 6
SECTION 1. INVERTED HEAD ASSEMBLY...................................................................................................................7
SECTION 2. OPEN HEAD ASSEMBLY.........................................................................................................................8
SECTION 3. CLOSED HEAD ASSEMBLY..................................................................................................................... 9
SECTION 4. ARM ASSEMBLY (SERIAL NUMBER 18040827 AND BELOW, NORTH & SOUTH AMERICA ONLY)................. 11
SECTION 5. ARM ASSEMBLY (SERIAL NUMBER 18040828 TO 1877398).................................................................. 12
SECTION 6. SQUARE POST WITH ARM ASSEMBLY (SERIAL NBRS. 1877399 AND ABOVE).......................................... 14
SECTION 7. RECTANGULAR POST MOUNTING HARDWARE....................................................................................... 15
SECTION 8. TOP COVER ASSEMBLY (WITH TAPED-IN STAGE GLASS).........................................................................17
SECTION 9. TOP COVER ASSEMBLY (WITH CLIPPED-IN STAGE GLASS)...................................................................... 19
SECTION 10. BASE ASSEMBLY...............................................................................................................................21
SECTION 11. LAMP HOUSING (SINGLE ENX/FXL) ..................................................................................................23
SECTION 12. LAMP HOUSING (DUAL ENX/FXL)..................................................................................................... 24
SECTION 13. LAMP HOUSING (SINGLE FNT) ..........................................................................................................25
SECTION 14. LAMP HOUSING (DUAL FNT)............................................................................................................. 26
SECTION 15. LAMP HOUSING (DUAL EVD)............................................................................................................. 27
SECTION 16. LAMP ASSEMBLY...............................................................................................................................28
SECTION 17. COOLING FAN ASSEMBLY.................................................................................................................. 29
SECTION 18. ROLL FILM KIT.................................................................................................................................. 30
SECTION 19. WIRE JUMPERS (ENX AND FXL) .......................................................................................................31
WIRE JUMPERS (ENX AND FXL), CONTINUED.......................................................................................................... 32
SECTION 20. WIRE JUMPERS (EVD AND FNT)....................................................................................................... 33
SECTION 21. PLASTIC PARTS KIT........................................................................................................................... 35
SECTION 22. SMALL ELECTRICAL PARTS KIT...........................................................................................................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.