900 Series Overhead Projectors
Illustrated Parts Breakdown

Discontinued Model

No technical support No replacement parts
3M Visual Systems Division 6801 River Place Boulevard Austin, Texas 78726-9000
Printed in U.S.A. E 6/96 78-6970-4941-5 Rev B 3M

IPB Table of Contents

i i i i i 25 27
Introduction. Part Numbers. Locating and Identifying a Part. Machine Identification Plate. Ordering Parts. Section 1 SYSTEM OVERVIEW. Section 2 ARTICULATE (CLOSED) HEAD ASSEMBLIES. Section 3 OPEN HEAD ASSEMBLIES. Section 4 ARM AND FOCUS ASSEMBLY. Section 5 TOP COVER ASSEMBLY. Section 6 FRESNEL AND STAGE ASSEMBLY. Section 7 BASE ASSEMBLY. Section 8 LAMP HOUSING ASSEMBLY (SINGLE ENX LAMP - 905, 905D, 905W). Section 9 LAMP HOUSING ASSEMBLY (DUAL ENX LAMP - 908, 910, 920, & DUAL FXL LAMP - 955). Section 10 LAMP HOUSING ASSEMBLY (FNT SINGLE AND DUAL LAMP). Section 11 ROLLER ATTACHMENT. Appendix A FIELD UPDATE KITS.

E 1996 3M

3Mt 900 Series Overhead Projectors

Introduction

This Illustrated Parts Breakdown (IPB) contains the information necessary to locate and identify specific parts of the 900 Series Overhead Projectors.

Ordering Parts

When ordering parts, include part identification number, description, quantity and the following information: 1. Product Name: The specific version number of the projector. 2. Model Number/Alpha Code: The series number of the projector followed by a three or four character alpha code identifier. The Alpha Code indicates the design level, specific product characteristics, power cord or distribution specific to a country. 3. MFG Code: The MFG Code indicates the year and quarter the projector was built. See example below:
MFG Code Letter H J K L M Digit Jan Mar Apr Jun Jul Sep Oct Dec Jan Mar

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.
Locating and Identifying a Part
If physical appearance and general location of an item are known: 1. Use the Overview illustration to determine which section includes the item. 2. Refer to the section and locate the item on the exploded view illustration. The part identification numbers provided in this manual are from the most current data available. Make sure part identification numbers for your component have not been amended by changes and updates made to your 900 Series Overhead Projectors.
Machine Identification Plate
The Machine Identification Plate is located on the bottom side of each projector and lists specific information that is needed when calling for technical assistance or ordering parts.
4. Lamp: The electrical rating of the lamp. 5. S/N: The serial number assigned to this projector. For part orders contact: Dealers: 3M Subsidiaries: Retail Customers: FAX: Telephone: Refer to Dealers Guide Contact Export Operations 1-800-852-3917 1-800-328-2883
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3Mt 900 Series Overhead Projector
Table of Contents Section No. 9 Title
Quick Reference Service Parts Index. 2 System Overview. 3 Articulate (Closed) Head Assemblies. 4 Open Head Assemblies. 6 Arm and Focus Assembly. 8 Top Cover Assembly. 10 Fresnel and Stage Assembly. 12 Base Assembly. 14 Lamp Housing Assembly - (Single ENX Lamp - 905, 905D, 905W). 16 Lamp Housing Assembly (Dual ENX Lamp - 908, 910, 920, & Dual FXL Lamp - 955). 18 10. Lamp Housing Assembly - FNT Single and Dual Lamp. 24 11. Roller Attachment. 26..... Appendix A. Field Update Kits. 28

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. Hardware items are subject to availability and may need to be purchased locally. The 900 Series Overhead Projectors are discontinued models, Therefore, all parts are subject to availability.
Quick Reference Service Parts Index Section Item No. No.
.. 2 7. 1. 6. 30. 13. 7. 1A. 1B. 11. 11.1.1. 15. 4A. 4B. 11B. 3A. 3B. 1A

Description

ACTUATOR SWITCH, Button. CRADLE, Post. DIODE KIT (Kit includes diode with screw). FAN. FOOT KIT (4 feet and screws). GLASS, Stage (Models 905, 908, 910, 920). GLASS, Stage (Model 955). KNOB, Focus, Black. KNOB, Focus, Purple (Model 955). LAMP, ENX, 82 Volt, 360W (Models 905, 908, 910, 920). LAMP, FXL, 82 Volt, 410W (Model 955). LENS, Exit, 14 (355 mm) (Models 905D, 910). LENS, Fresnel, SE, GF, 182.9mm Fl (Models 905, 908, 910, 920). LENS, Fresnel (Models 955 and A4 Stage Size). LENS, Triplet 13.0 (330 mm) (Model 920, 955). LENS, Minuscus, 14 (355 mm) (Models 905D, 910). LENS, Wide Angle, 11.5 (293 mm) (Models 905, 905W, 908). MIRROR ASSEMBLY, Body, M900 before S/N 805302. MIRROR ASSEMBLY, Body, M900 after S/N 805302 and European-built M900 After S/N 9.000.001. MIRROR HOUSING ASSEMBLY (Models 905D, 905W, 908, and 910). MIRROR HOUSING ASSEMBLY, Black (Model 905, 920). MIRROR HOUSING ASSEMBLY, Dark Grey (Model 955). MIRROR ASSEMBLY, Body (Model M955 only). MOTOR, 120 Volt. MOUNT, Post. RESISTOR KIT (Model M955). RESISTOR KIT, 120V (Model M900). RESISTOR KIT, 220/240V (Model M900). SOCKET, Lamp, Single. SOCKET, Lamp, Dual. SWITCH, Micro, On/Off. SWITCH, High/Low (Model 955 only). TRANSFORMER, 120 Volt Input (Model 955 only). TRANSFORMER, 230/240 Volt input (Model 955 only). TRANSFORMER, 200 Volt input (Model 955 only). THERMOSTAT, Safety.

Part Number

78-8064-1515-0 78-8079-8890-8 78-8073-6970-3 78-8064-1532-5 78-6969-7794-7 78-8064-1473-2 78-8073-7221-0 78-8064-1601-8 78-8073-7225-1 78-8011-1186-1 78-8073-7100-6 78-8014-8812-9 78-8064-1645-5 78-8064-1810-5 78-8064-1833-7 78-8011-1440-2 78-8014-8951-5 78-8064-1788-3 78-8073-6954-7 78-8064-1457-5 78-8057-4230-7 78-8073-7232-7 78-8073-7252-5 78-8064-1550-7 78-8064-1530-9 78-8073-7302-8 78-6969-7934-9 78-8064-1832-9 78-8073-6964-6 78-8073-6956-2 78-8064-1570-5 78-8073-7212-9 78-8073-7205-3 78-8073-6958-8 78-8073-7280-6 78-8064-1535-8
7. 1B 2. 11 3. 4A 3. 4B 7. 1C 8. 16 4. 21 12. 2 12. 1 12. 3 8. 6 9. 6 8. 35 9. 48 9. 51 9. 51 9. 51 8. 33
Section 1 SYSTEM OVERVIEW
Projection Head Assemblies (See Sections 2 and 3)
Arm, Post and Focus Assembly (See Section 4)
Top Cover Assembly (See Section 5)

Fresnel and Stage Assembly (See Section 6)
Base Assembly (See Section 7) Lamp Housing Assemblies (See Sections 8, 9, and 10) Roller Attachment (Not Shown) (See Section 11)
Section 2 ARTICULATE (CLOSED) HEAD ASSEMBLIES
Item No. Part Number Description Qty 0A. 78-8064-1420-3. ART DOUBLET HEAD ASSEMBLY, 14 (355mm) (Models 905, 910). 1 0B. 78-8064-1421-1. ART SINGLET HEAD ASSEMBLY, 11.5 (293mm) (Models 905W, 908). 1 1. 2. 3A. 3B. 26-1007-1061-0 78-8064-1559-8 78-8011-1440-2 78-8014-8951-5.. SCREW, Pan Head, Phillips, 173.5 X 0.6 X 10. COVER, Head, Medium Grey. LENS, Minuscus, 14 (355 mm) (Models 905D, 910). LENS, Wide Angle, 11.5 (293 mm) (Models 905, 905W, 908). 1 1
4A. 78-8064-1595-2. CLAMP, Lens, Doublet (Models 905D, 910). 1 4B. 78-8064-1596-0. CLAMP, Lens, Singlet (Models 905W, 908). 1 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 78-8014-8817-7 78-8064-1646-3 78-8064-1579-6 78-8011-1445-1 78-8064-1643-0 26-1002-4966-8 78-8064-1457-5 78-8064-1602-6 78-8064-1797-4 78-8064-1562-2 78-8014-8812-9 78-8064-1650-5... SPRING, Tension. TUBING, Lens (Models 905D, 910). BRACKET, Lens. SHAFT, Pivot. MOUNT, Lens (Models 905W, 908). SCREW, Pan Head, Phillips 4.20 X 1/4. MIRROR HOUSING ASSEMBLY (Models 905D, 905W, 908, 910). CLAMP, Dust Shield and Lens. SHIELD, Dust. HOUSING, Exit Lens, Black. LENS, Exit, 14 (355 mm) (Models 905D, 910). GLASS, Exit, Plano (Models 905W, 908). 1 1
Section 3 OPEN HEAD ASSEMBLIES
Item No. Part Number Description
1A. 78-8064-1408-8. OPEN SINGLET HEAD ASSEMBLY, 11.5 (293 mm) (Model 905). 1 1B. 78-8064-1419-5. OPEN TRIPLET HEAD ASSEMBLY, 13.0 (330 mm) (Model 920). 1 1C. 78-8073-7234-3. OPEN TRIPLET HEAD ASSEMBLY, with Magnifier (Model 955). 1 2. 3A. 3B. 3C. 26-1007-1061-0 78-8064-1514-3 78-8064-1558-0 78-8073-7233-5.. SCREW, Pan Head, Phillips. 173.5 X 0.6 X 10. COVER, Head, Singlet, Medium Grey (Model 905). COVER, Head, Triplet, Black (Model 920). COVER, Head, Triplet, Dark Grey (Model 955). 1 1
4A. 78-8057-4230-7. MIRROR HOUSING ASSEMBLY Black, (Model 905, 920). 1 4B. 78-8073-7232-7. MIRROR HOUSING ASSEMBLY Dark Grey, (Model 955). 1 5. 6. 7A. 7B. 8. 9. 10. 11A. 11B. 18. 78-8064-1605-9 78-8003-9762-5 78-8064-1480-7 78-8064-1517-6.. SPRING, Mirror Dampening. NUT, 8-32 X 0.44 X.74. BRACKET, Lens, Singlet (Model 905). BRACKET, Lens, Triplet (Model 920). WASHER, Nylon,.172ID X.56OD X.15. SCREW, Pan Head, Phillips, 8-32 X 7/16. TUBING, Lens (Model 905). LENS, Wide Angle, 11.5 (293 mm) (Model 905). LENS, Triplet 13.0 (330 mm) (Model 920, 955). SCREW, Pan Head, Phillips, 6-32 X 14 (Model 955). MOUNT, Auxiliary Lens (Model 955). FRAME, Auxiliary Lens (Model 955). LENS, Auxiliary (Model 955). RETAINER, Auxiliary Lens (Model 955). SCREW, Pan Head, Thread Form Taptite, 4-40 X 3/16 (Model 955). WASHER (Model 955). 3 2

26-1004-0460-2. Purchase Locally. 78-8064-1646-3. 78-8014-8951-5. 78-8064-1833-7. 26-1002-5091-4 78-8073-7200-4 78-8073-7201-2 78-8073-7209-5 78-8073-7202-0 26-1002-5084-9 78-8064-1592-9..
Section 4 ARM AND FOCUS ASSEMBLY
Triplet Mount Singlet/Doublet Mount 8
Item No. 1. 2. 3. 4. 5. 6. 7. 8. 9A. 9B. Part Number 78-8064-1591-1 26-1002-4973-4 78-8064-1555-6 78-8064-1552-3 78-8064-1522-6 26-1002-4971-8 78-8064-1556-4 26-1009-3653-8 78-8064-1482-3 78-8073-7223-6... Description

Qty 1 1

LBRACKET. SCREW, Pan Head, Phillips, 8-16 X 1/2. GUIDE, Gear Rack. GEAR Rack, Focus. GEAR, Focus. SCREW, Pan Head, Phillips, 6-19 X 1/2. SLIDE, Focus. CAP, Plastic. POST ARM WELDMENT, Black. POST ARM WELDMENT, Dark Grey (Model 955).
10A. 78-8064-1506-9. COVER, Focus, Black. 1 10B. 78-8073-7224-4. COVER, Focus, Dark Grey (Model 955). 1 11A. 78-8064-1601-8. KNOB, Focus, Black. 1 11B. 78-8073-7225-1. KNOB, Focus, Purple (Model 955). 21... 78-8064-1592-9 26-1006-7602-7 78-8064-1533-3 26-1007-1061-0 78-8064-1511-9 26-1003-6669-4 26-1008-3336-2 78-8064-1516-8 26-1006-7602-7 78-8064-1530-9... WASHER, Pivot. NUT, Hex, 1/4-20, Elastic Stop Lock. LOCK, Post. SCREW, Pan Head, Phillips, M3.5 X 0.6 X 1. PIVOT, Post. SCREW, Hex Head, M4 X 0.7 X 16. BOLT, Carriage, 1/4-20 X 5/8. PLATE, Backup. NUT, Hex. MOUNT, Post. 1 1
Section 5 TOP COVER ASSEMBLY
Item No. 1. 2A. 2B. 2C. 2D. 2E. 2F. 2G. 2H. 2I. 2J. Part Number 78-8064-1515-0 78-8064-1620-8 78-8064-1659-6 78-8064-1835-2 78-8064-1658-8 78-8073-7012-3 78-8064-1621-6 78-8073-7013-1 78-8064-1622-4 78-8073-7014-9 78-8073-7210-3.. Description
ACTUATOR SWITCH, Button. LABEL (Model 905). LABEL (Model 905D). LABEL (Model 905W). LABEL, Exterior Lamp Changer Knob (Model 908). LABEL, Interior Lamp Changer Knob (Model 908). LABEL, Exterior Lamp Changer Knob (Model 910). LABEL, Interior Lamp Changer Knob (Model 910). LABEL, Exterior Lamp Changer Knob (Model 920). LABEL, Interior Lamp Changer Knob (Model 920). LABEL (Model 955).
3A. 78-8064-1418-7. TOP DOOR ASSEMBLY, Dual Lamp, Outside Lamp Changer, Medium Grey. 3B. 78-8073-7229-3. TOP DOOR ASSEMBLY, Dual Lamp, Purple On/Off Switch, Dark Grey (Model 955). 3C. 78-8064-1410-4. TOP DOOR ASSEMBLY, Single Lamp,Inside Lamp Changer, Medium Grey. 3D. Not Available. TOP DOOR ASSEMBLY (Model 905). 3E. 78-8064-1704-0. TOP DOOR ASSEMBLY (Model 905D). 3F. 78-8064-1836-0. TOP DOOR ASSEMBLY (Model 905W). 3G. Not Available. TOP DOOR ASSEMBLY (Model 908). 3H. 78-8064-1423-7. TOP DOOR ASSEMBLY (Model 910). 4. 26-1007-5427-9. SCREW, Pan Head, Phillips, 6-19 X 3/8. 5A. 78-8064-1498-9. SHIELD, Heat, Lamp Changer (Models 908, 910, 920). 5B. 78-8064-1629-9. SHIELD, Heat, Single Lamp (Models 905, 905D, 905W).

6. 26-1006-7603-5. CLIP, Speed, U-type. 2 7A. 78-8064-1496-3. BUTTON, Switch, Red (Models 905, 908, 910, 920). 1 7B. 78-8073-7228-5. BUTTON, Switch, Purple (Model 955). 1 8. 78-8073-7263-2. ACTUATOR, Interlock (Model 955Outside U.S.). 1 9. 78-8064-1769-3. SHIELD, Heat, Dual Lamp (All Models Except 905). 1 10. 78-8064-1770-1. SHIELD, Heat, Single Lamp (Model 905). 1
Section 6 FRESNEL AND STAGE ASSEMBLY
Item No. Part Number Description Qty 1A. 78-8064-1473-2. GLASS, Stage (Models 905, 908, 910, 920). 1 1B. 78-8073-7221-0. GLASS, Stage (Model 955). 1 2A. 78-8064-1529-1. HOLDER, Fresnel, 10.5, Medium Grey (Models 905, 908, 910, 920). 1 2B. 78-8073-7220-2. HOLDER, Fresnel, 10.5, Dark Grey (Model 955). 1 3. 78-8064-1470-8. HOLDER, Fresnel, 11.2, A4, Medium Grey. 1 4A. 78-8064-1645-5. LENS, Fresnel, SE, GF, 182.9mm Fl (Models 905, 908, 910, 920). 1 4B. 78-8064-1810-5. LENS, Fresnel (Models 955 and A4 Stage Size). 1 5. 26-1002-6172-1. SCREW, Pan Head, Phillips, M4.7 X 1.60 X 10. 2 6. 78-8064-1531-7. RETAINER, Stage Glass. 1 7. 26-1002-3995-8. SCREW, Pan Head, Phillips, M4 X 0.7 X 20. 2

Section 7 BASE ASSEMBLY

2 Before S/N 805302
After S/N 805302 and after 9.000.01 in Europe
1A. 78-8064-1788-3. MIRROR ASSEMBLY, Body, M900 before S/N 805302, (See Note 1). 1 1B. 78-8073-6954-7. MIRROR ASSEMBLY, Body, M900 after S/N 805302 and European-built M900 After S/N 9.000.001. 1C. 78-8073-7252-5. MIRROR ASSEMBLY, Body (Model M955 only). 2. 26-1008-3329-7. STAND OFF/SPACER. 3. 26-1002-6213-3. SCREW, M4, Special. 4A. 78-8073-6955-4. BASE, Charcoal Brown. 4B. 78-8073-7254-1. BASE ASSEMBLY (U.S. and Canada M955 only). 4C. 78-8073-7289-7. BASE ASSEMBLY (Outside U.S. and Canada M955 only). 5. 6. 7. 8A. 8B. 9. 10. 11. 12. 13. Note 1. 78-8064-1656-2 78-8079-8890-8 78-6969-7794-7 78-8064-1464-1 78-8073-7288-9 78-8073-7306-9 26-1007-5427-9 78-8064-1518-4 26-1002-4948-6 26-1008-0070-0... CATCH, Post. CRADLE, Post. FOOT KIT (4 feet and screws). BAFFLE (U.S. and Canada M955 only). BAFFLE (Outside U.S. and Canada M955 only) (Does not include Baffle Plate). PLATE, Baffle (Use with 78-8073-7288-9 only). SCREW, Pan Head, Phillips, 6-19 X 3/8. HOLDER, Body Mirror (Use with 78-8064-1788-3 Mirror Assembly). SCREW, Plastite, 6-19 X 5/16. NUT, Push-on,.250 dia. 1
The old style Body Mirror Assembly (78-8064-1788-3) will fit in the newer 900s (after S/N 805302), however, the new style Body Mirror (78-8073-6954-7) will not fit in the 900s before S/N 805302.
Section 8 LAMP HOUSING ASSEMBLY (SINGLE ENX LAMP - 905, 905D, 905W)
Item No. 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. 18. 19. 20. 21. 22. 23. 24. 25. 26. 27. 28. 29. 30. 31. 32. 33. 34. 35. 36. 37. 38. Part Number 78-8011-1186-1. 78-8064-1417-9. 78-8064-1509-3. 78-8064-1491-4. 26-1002-6207-5. 78-8073-6964-6. 26-1007-1061-0. 78-8064-1510-1. 78-8073-7208-7. 26-1002-4948-6. 78-8064-1494-8. Purchase Locally. 78-8064-1532-5. 18-1728-1516-1. 78-8064-1604-2. 78-8064-1550-7. 78-8064-1492-2. 78-8064-1866-7. 78-8064-1865-9. 78-6969-7794-7. 78-8064-1840-2. 78-8064-1655-4. 78-8064-1624-0. 26-1006-7884-1. 78-8064-1570-5. 78-8064-1536-6. 26-1003-3716-6. 78-8073-7050-3. DY-1160-2020-6. 78-8073-6970-3. Purchase Locally. 26-1002-6213-3. 78-8064-1535-8. 78-8033-1666-6. 78-8064-1708-1. 78-8011-1198-6. 78-8064-1626-5. 78-8003-8335-4. Description Qty LAMP, ENX, 82 Volt, 360W. LAMP HOLDER ASSEMBLY, Single. COVER, Wire. WIRE FORM, Lamp Holder. SCREW, Pan Head, Phillips, M3X.05 X 12. SOCKET, Lamp, Single. SCREW, Pan Head, Phillips, M3.5 X 0.06 X 10. SPRING, Retaining. LAMP HOLDER, Singlet, 1.5 Aperture. SCREW, Pan Head, Phillips, 6-19 X 5/16. BRACKET, Lamp, Single. CLIP/CLAMP, Electrical. FAN. NUT, Hex, Machine, 6-32 X 1/4. BRACKET, Fan Support. MOTOR, 120 Volt. BRACKET, Fan. SHELF, Lamp Housing. HOUSING, Lamp, Dark Grey (Feet not included). FOOT KIT (4 feet and screws). HOUSING AND FOOT ASSEMBLY. SHIELD, Heat. JUMPER, Switch. SCREW, Pan Head, Phillips, 4-24 X 5/8. SWITCH, Micro, On/Off. POWER CORD, 10. SCREW, Pan Head, Phillips, 6-19 X 1. BRACKET, Cooling. STRAIN RELIEF. DIODE KIT (Kit includes diode with screw). WASHER, Lock, External Tooth, #8. SCREW, Pan Head, Phillips, M4 X 1.7 X 20. THERMOSTAT, Safety. CLIP, Tinnerman. JUMPER, Resistor. RESISTOR. LABEL, Lamp Replacement, ENX. TIE WRAP, Panduit (Not Shown).

Section 9 LAMP HOUSING ASSEMBLY (DUAL ENX LAMP - 908, 910, 920, & DUAL FXL LAMP - 955)
Item No. Part Number Description Qty 1A. 78-8011-1186-1. LAMP, ENX, 82 Volt, 360W (Models 908, 910, 920). 2 1B. 78-8073-7100-6. LAMP, FXL, 82 Volt, 410W (Model 955). 2 2. 3. 4. 5. 6. 7. 8. 9. 10A. 10B. 11. 12. 13A. 13B. 14. 15. 16. 17. 18. 19. 20. 21. 22. 23A. 23B. 24. 25. 26A. 26B. 26C. 31. 78-8064-1456-7 78-8064-1590-3 78-8064-1491-4 26-1002-6207-5 78-8073-6956-2 78-8064-1510-1 78-8073-7208-7 26-1007-1061-0 78-8064-1589-5 78-8073-7011-5 78-8000-8621-3 78-8064-1597-8 78-8064-1587-9 78-8073-7217-8... LAMP HOLDER ASSEMBLY, Dual (Models 908, 910, 920). 2 COVER, Wire. 2 WIREFORM, Lamp Holder. 2 SCREW, Pan Head, Phillips, M3 X 0.5 X 12. 2 SOCKET, Lamp, Dual. 2 SPRING, Retaining. 2 LAMP HOLDER, Dual. 2 SCREW, Pan Head, Phillips, M3.5 X 0.06 X 10. 13 KNOB, Lamp Changer (Knob outside Top Cover Version). 1 KNOB, Lamp Changer, U.S., (Knob inside Top Cover Version). 1 BEARING, Plain, Flanged, Cylindrical, Nylon. SPRING, Detent. BRACKET, Dual Lamp (Models 908, 910, 920). BRACKET, Dual Lamp (Model 955). JUMPER, Ground. SCREW, Pan Head, Phillips, 6-19 X 5/16. BUSHING,.625 Mounting Hole, Nylon, Black. BRACKET, Lamp Changer. SHAFT, Lamp Changer. FAN. NUT, Machine, Hex, 6-32 X 1/4. BRACKET, Fan. BRACKET, Fan Support. MOTOR, 120 Volt. MOTOR, 230/240 Volt. SHELF, Lamp Housing. SHIELD, Heat. HOUSING, Lamp, Dark Grey, (Feet not included). HOUSING, Lamp (Model 955 Sold in U.S. and Canada) (Feet not included). HOUSING, Lamp (Model 955 Sold Outside U.S. and Canada) (Includes feet). 1 1
Not Available. 26-1002-4948-6. 78-8000-8072-9. 78-8064-1586-1. Not Available. 78-8064-1532-5. 18-1728-1516-1. 78-8064-1492-2. 78-8064-1604-2. 78-8064-1550-7. 78-8064-1551-5. 78-8064-1866-7 78-8064-1655-4 78-8064-1865-9 78-8073-7206-1 78-8073-7278-0 78-6969-7794-7 Not Used 78-8064-1624-0 26-1006-7884-1 78-8064-1570-5.
. FOOT KIT (4 feet and screws). 1. JUMPER, Switch. 2. SCREW, Pan Head, Phillips, 4-24 X 5/8. 4. SWITCH, Micro (On/Off and Lamp Changer). 2
Section 9 LAMP HOUSING ASSEMBLY (DUAL ENX LAMP 908, 910, 920, & DUAL FXL LAMP - 955) (Continued)

Item No. 32A. 32B. 32C. 32D. 32E. 32F. 32G. 32H. 32I. 33. 34. 35. 36A. 36B. 36C. 37. 38. 39. 40. 41. 42. 43. 44. 45. 46A. 46B. 47. 48. 49. 50. 51A. 51B. 51C. 52. 53. 54. 55. 56. 57. 58. 59. Part Number 78-8064-1500-2. Not Available. Not Available. Not Available. Not Available. Not Available. 78-8073-7272-3. 78-8073-7271-5. Not Available. 26-1005-6802-6 26-1006-3610-4 26-1003-3716-6 78-8064-1493-0 78-8073-7260-8 78-8073-7303-6 DY-1160-2020-6 78-8064-1891-5 26-1006-5053-5 26-1002-6213-3 78-8064-1535-8 78-8033-1666-6 78-8064-1708-1 78-8011-1198-6 26-1008-0231-8 78-8064-1626-5 78-8073-6953-9... Description Qty 1 POWER CORD, U.S. & Canada. POWER CORD, United Kingdom (Model 955). POWER CORD, European (Model 955). POWER CORD, Australia (Model 955). POWER CORD, New Zealand (Model 955). POWER CORD, Hong Kong (Model 955). POWER CORD (Model 955) (Without Plug). POWER CORD, Philippines (Model 955). POWER CORD, South Africa (Model 955). HOUSING, 1 Position Receptacle, Natural Nylon. HOUSING, 1 Position Receptacle, Black Nylon. SCREW, Pan Head, Phillips, 6-19 x 1. BRACKET, Cooling (Models 908, 910, 920). BRACKET, Cooling (Model 955, U.S. and Canada). BRACKET, Cooling (Model 955, Outside U.S. and Canada). STRAIN RELIEF. DIODE KIT (Kit includes diode with screw). WASHER, Lock, External Tooth, #8. SCREW, Pan Head, Phillips, M4 x 0.7 x 20. THERMOSTAT, Safety. CLIP, Tinnerman. JUMPER, Resistor. RESISTOR. CLIP/CLAMP, Electrical. LABEL, Lamp Replacement, ENX. LABEL, Lamp Replacement, FXL (Model 955). HEAT SHIELD. SWITCH, High/Low (Model 955 only). JUMPER, Switch (Model 955 only). SCREW, Pan Head, Phillips, 8-32 x 3/8 (Model 955 only). TRANSFORMER, 120 Volt Input (Model 955 only). TRANSFORMER, 230/240 Volt Input (Model 955 only). TRANSFORMER, 200 Volt Input (Model 955 only). GROUND, Transformer (Model 955 only). NUT, Hex, Reg, 8-32 (Model 955 only). JUMPER, Interlock (if equipped) to Thermostat (Model 955 Outside U.S.). JUMPER, Interlock to Fuse (if equipped) (Model 955 Outside U.S.). JUMPER, Resister (Model 955 only, U.S. and Canada). BRACKET, Resister (Model 955 only, U.S. and Canada). RESISTOR, 0.5 Ohm (Model 955 only, U.S. and Canada). SWITCH, Interlock (Model, M955, Outside U.S. and Canada).
78-8064-1771-9. 78-8073-7212-9. 78-8064-1624-0. 26-1002-5277-9. 78-8073-7205-3. 78-8073-6958-8. 78-8073-7280-6. Not Available. 26-1005-7751-4. 78-8073-7287-1. 78-8073-7286-3. 78-8073-7285-5. 78-8073-7282-2. 78-8073-7281-4. 78-8015-5038-1.
Section 9 LAMP HOUSING ASSEMBLY (DUAL ENX LAMP - 908, 910, 920, & DUAL FXL LAMP - 955) (Continued)
Item No. 66 67... Part Number 78-8073-7262-4 Not Used 26-1002-5092-2 78-8073-7285-5 26-1005-9599-5 26-1005-6624-4 78-8073-7261-6 78-8003-8335-4 Description Qty. INSULATOR, Fuse Block (Model M955, outside U.S. and Canada). 1.. SCREW, 6-32 X 3/8 Long, (Model 955 only, U.S. and Canada) (Not Shown). SCREW, 6-32 X 1 1/2 Long, (Model 955 only, U.S. and Canada). FUSE (Model 955 only, outside U.S. and Canada). FUSE HOLDER (Model 955 only, outside U.S. and Canada). BRACKET, Actuator Switch. TIE WRAP, Panduit (Not Shown). 1 2

Section 10 LAMP HOUSING ASSEMBLY (FNT SINGLE AND DUAL LAMP)

Single Lamp Assembly

Item No. Part Number Description Qty 1A. 78-8054-1175-4. LAMP, FNT, 24 Volt, 275 Watts. 1 1B. 78-8054-1175- 7. LAMP, FNT, 24 Volt, 275 Watts, European. 1 2. 26-1002-5215-9. SCREW, Machine, 6/32 X 5/16. 1 3A. 78-8064-1614-1. BRACKET, Lens, FNT. 1 3B. 78-8073-6992-7. BRACKET, Lens, FNT (United Kingdom school version). 1 4A. 78-8054-1073-1. REFLECTOR. 1 4B. DY-8054-1073-4. REFLECTOR, European. 1 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16A. 16B. 17. 18. 19. 20. 21. 22. 23A. 23B. 23C. 78-8073-7010-7 78-8064-1707-3 78-8064-1616-6 78-8079-9053-2 26-1007-1061-0 78-8064-1589-5 78-8000-8621-3 78-8064-1652-1 78-8064-1574-7 78-8064-1717-2 26-1002-4948-6 26-1001-8006-1 78-8003-8731-4 78-8064-1586-1 78-8064-1598-6 78-8064-1532-5 18-1728-1516-1 78-8064-1492-2 78-8064-1604-2 78-8064-1571-3 78-8064-1550-7 78-8064-1551-5..... LENS, Condenser. 1 SOCKET, Dual, FNT. 1 HOLDER, Reflector, FNT. 1 SPRING, Catch. 1 SCREW, Pan Head, Phillips, M3.5 X.06 X 10. 12 KNOB, Lamp Changer. 1 BEARING, Plain, Nylon. 2 SHAFT, Lamp, FNT. 1 SOCKET, Single Lamp, FNT. 1 BRACKET, Lamp Socket. 1 SCREW, Pan Head, Phillips, 6-19 X 5/16. 8 PLUG, Single Lamp Holder. 1 BUSHING, Dual Lamp Holder. 1 BRACKET, Lamp Changer. SHAFT, Lamp Changer. FAN. NUT, Machine, Hex, 6-32 X 1/4. BRACKET, Fan. BRACKET, Fan Support. MOTOR, 100 Volt. MOTOR, 120 Volt. MOTOR, 230 Volt. 1
24A. 78-8064-1867-5. SHELF, Lamp Housing, FNT (Before serial number 724815). 1 24B. 78-8064-1867-5. SHELF, Lamp Housing, FNT (After serial number 724815). 1 25. 78-8064-1655-4. SHIELD, Heat. 2 26. 78-8064-1865-9. HOUSING, Lamp, Dark Grey (Feet not included). 30 31. 78-6969-7794-7 Not Used 78-8064-1647-1 26-1006-7884-1 78-8064-1570-5. FOOT KIT (4 Feet and Screws). 1. HOLDER, Slide. 1. SCREW, Pan Head, Phillips, 4-24 X 5/8. 3. SWITCH, Micro (On/Off and Lamp Changer). 2
Section 10 LAMP HOUSING ASSEMBLY (FNT SINGLE AND DUAL LAMP) (Continued)
Item No. 32A. 32B. 32C. 32D. 32E. 32F. 32G. 32H. 32I. 32J. 32K. 32L. 32M. 32N. 32O. 32P. 32Q. 32R. 33. 34. 35. 36. 37. 38A. 38B. 38C. 38D. 38D. 38E. 38F. 49... Part Number 78-8064-1542-4 78-8064-1541-6 78-8064-1538-2 78-8064-1537-4 78-8064-1635-6 78-8064-1634-9 78-8064-1816-2 78-8064-1817-0 78-8064-1813-9 78-8064-1812-1 78-8064-1631-5 78-8064-1630-7 78-8064-1633-1 78-8064-1632-3 78-8064-1544-0 78-8064-1543-2 78-8064-1540-8 78-8064-1539-0 78-8064-1607-5 78-8064-1610-9 78-8064-1706-5 78-8064-1771-9 DY-1160-2020-6 78-8064-1711-5 78-8064-1815-4 78-8073-6998-4 78-8064-1572-1 78-8073-6966-1 78-8064-1573-9 78-8073-6999-2...... Description Qty 1 POWER CORD, Australian 10. POWER CORD, Australian 15. POWER CORD, European 10. POWER CORD, European 15. POWER CORD, Hong Kong 10. POWER CORD, Hong Kong 15. POWER CORD, 10 International, 120 V. POWER CORD, 15 International, 120V. POWER CORD, Japan 10. POWER CORD, Japan 15. POWER CORD, New Zealand 10. POWER CORD, New Zealand 15. POWER CORD, South Africa 10. POWER CORD, South Africa 15. POWER CORD, Swiss 10. POWER CORD, Swiss 15. POWER CORD, United Kingdom 10. POWER CORD, United Kingdom 15. BRACKET, Cooling. BRACKET, Transformer. SINGLE LAMP ASSEMBLY, FNT. HEAT SHIELD, Lamp Changer Knob. STRAIN RELIEF. TRANSFORMER, 100 Volt. TRANSFORMER, 120 Volt. TRANSFORMER, 220 Volt (European from S/N 9.000.001). TRANSFORMER, 220 Volt, U.S. TRANSFORMER, 230 Volt. TRANSFORMER, 240 Volt. TRANSFORMER, 240 Volt (European from S/N 9.000.001). SCREW, Pan Head, Thread. WIREFORM, Over Center. THERMOSTAT, Safety. WASHER, Plain, Type A. SPRING, Compression. NUT, X-Cap, Acorn. CLIP/CLAMP, Electrical. LABEL, Lamp Replacement, FNT. FUSE, Cartridge, 5 Amp. FUSE HOLDER, 10A, 250V. FUSE INSULATOR.

26-1005-0524-2. 78-8064-1762-8. 78-8064-1765-1. 12-7991-1735-8. 26-1003-6487-1. 26-1005-8589-7. Not Available. 78-8064-1710-7. 26-1005-9599-5. 26-1005-6624-4. 78-8064-1766-9.
Section 10 LAMP HOUSING ASSEMBLY - FNT SINGLE AND DUAL LAMP (Continued)
Item No. Part Number Description Qty 50A. 78-8057-4184-6. LABEL, Fuse Holder. 1 50B. 78-8073-6982-8. LABEL, Fuse Replacement (United Kingdom school version). 1 51. 51. 52. 53. 54. 55. 56. 57. 58. 59. 60A. 60B. 65. 78-8073-7064-4. 78-8064-1615-8. Purchase Locally. 26-1003-3716-6. Purchase Locally. 78-8656-4093-8. 26-1007-5427-9. 78-8064-1792-5. 78-8064-1708-1. 78-8064-1709-9. 78-8064-1790-9. 78-8073-6986-9. 78-8656-5801-3 78-8073-6983-6 78-8073-6986-9 12-7991-1506-3 78-8073-6986-9. CONDENSER KIT, Model 900 Australian (Not Shown). BRACKET, Slide, FNT. SCREW, Machine, 6/32. SCREW, Thread Form. RETAINING RING. RETAINING RING. SCREW, Thread Form, 6-19. GROUND Lead. JUMPER, Switch to Fuse Holder. JUMPER, Lamp Changer. SWITCH, International. SWITCH (United Kingdom school version). PUSH-ON-RING. SCREEN, Lamp Housing (United Kingdom school version). CLIP, U-type. NUT, 5/16. SLEEVE, Actuator (United Kingdom school version) (Not Shown). 1
Section 11 ROLLER ATTACHMENT
1A. 78-8064-1794-1. BRACKET ASSEMBLY, Roller 10 1/4. 2 1B. 78-8064-1808-9. BRACKET ASSEMBLY, Roller 11 1/4 (A4). 2 2. 78-8064-1582-0. BRACE, Roller (Use only one for front to rear installation). 2 3A. 78-8052-8348-4. TAKE-UP ROLL 10 1/4. 1 3B. 78-8052-8347-6. TAKE-UP ROLL 11 1/4 (A4). 1 4. 5. 6. 7. 8. 9. 10. 11. Note 1. 78-8064-1801-4 78-8015-2206-7 78-8161-4222-4 78-8064-1802-2 12-7991-1737-4 26-1002-5091-4 26-1007-5427-9 26-1005-7800-9.. DRIVER SPINDLE. SPRING. BEARING. CRANK. WASHER, Plain, Zinc Plate, #8. SCREW, Taptite, Pan Head, Phillips, 6-32 X 1/4. SCREW, Plastite, Pan Head, Phillips, 6-19 X 3/8 (See Note 1). SCREW, Taptite, Metric, Thread Form, Pan Head, Phillips, M3.5 X 0.6 X 8. 2 8
Use for a sidetoside installation with the second bracket.
Appendix A FIELD UPDATE KITS Purpose Increase lamp life in all 120 Volt M900s (except the M955). Description 1.2 Ohm Resistor Kit Notes

Installed in Model 905D, 78-6969-7934-9 905W, & 908s after S/N 903095, but can be installed in all other 120V M900s except the M955. 78-8064-1832-9
Increase lamp life in 220/240V 900s (except the M955). Increase lamp life in the M955.

Resistor Kit

Installed in M955s after S/N 78-8073-7302-8 809375.
Printed on 50% recycled waste paper, including 10% post-consumer waste paper.
Printed in U.S.A. E 3M 6/96 78-6970-4941-5 Rev. B

900/955 Series Overhead Projectors
Illustrated Parts Breakdown
(The Model 9001955 Service Manual is a separate publication. Order the M900 Service Manual - Stock Number 78-6970-2516-7)
78-6970-4941-Visual Sydems Division 3M Austin Center Building Al 45.5N-River Place Bhd. Austin, TX 78726-9000
MODEL 900 OVERHEAD PROJECTOR
SECTION 7 - ILLUSTRATED PARTS BREAKDOWN
PROJECTION HEAD ASSEMBLIES FIGURES 7-1,7-2 Page 7-3
ARM, POST AND FOCUS ASSEMBLY FIGURE 7-3 / Page 7-7 /
FRESNEL AND STAGE ASSEMBLY FIGURE 7-5 Page 7-12 TOP COVER ASSEMBLY \
LAMPHOUSING ASSEMBLIES FIGURES 7-7, 747-9 Page 7-15

FIGURE 7-6 Page 7-l 3

ROLLER ATTACHMENT FIGURE 7-10 Page 74.5

7-l 12192

FIELD UPDATE KITS
Purpose To increase lamp life in all 120V M900s (except lhe M955) To increase lamp life in the M955 To increase lamp life in 220/24OV 900s (except the M955) To reduce vibration in all M900s Description Resistor Kit Notes Installed in Model 905D, 905W. 8 908s after S/N 903095, but can be installed in all other 120V M9OOs except the M955 Installed in M955s after S/N 809375 Part Number 78-6969-7934-9

Resistor Kit

78-8073-7302-8

78-8064-1832-9

Foot Kit
Installed in M9OOs & 955s after 3/i 1191

78-6969-7794-7

NOTE: Kits can be ordered from the St. Paul Parts Department
MODEL 900 OVERHEAD PROJECTOR FIGURE 7-l ARTICULATE (CLOSED) HEAD ASSEMBLIES
MODEL 900 OVERHEAD PROJECTOR FIGURE 7-1 ARTICULATE (CLOSED) HEAD ASSEMBLIES Item Number 15 16A 16B Part Description Number 75-8064-1420-3 ART DOUBLET HEAD ASSEMBLY, 14 (355mm) 78-8064-1421-l ART SINGLET HEAD ASSEMBLY, t 1.5 (293mm) 26-1007-1061-0 SCREW, Phil. pan hd., 173.5x 0.6x 10 78-8064-1559-8 COVER, Head (Medium Grey) 78-8011 -i 440-2 LENS, Meniscus - 14 (355 mm) 78-8014-8951-5 LENS, Wide Angle, 11.5 (293mm) 78-8064-1595-2 CLAMP, Lens (Doublet) 78-8064-l 596-O CLAMP, Lens, (Singlet) 78-8014-8817-8 SPRING, Tension 78-8064-1646-3 TUBING, Lens 78-8064-1579-6 BRACKET, Lens 78-8011-1445-l SHAFT, Pivot 78-8064-1643-D MOUNT, Lens 26-1002-4966-8 SCREW, Phil. pan hd., 4.20 x l/4 78-8064-1457-5 MIRROR, Housing assembly 78-8064-1602-6 CLAMP, Dust shield and lens 78-8064-1797-4 SHIELD, Dust 78-8064-1562-2 HOUSING. Exit lens (Black) 78-8014-8812-9 LENS, Exit - 14 (355 mm) 78-8064-1650-5 GLASS, Exit (Plano) QtY. Req. Used On 905,910 905w, 908 All All 905D. 910 905W, 908 905D, 910 905w. 908 All 905D, 910 All All 905W. 908 All 905W, 905D All All All 905D, 910 905W, 908
When ordering colored parts, refer to the 3M Overhead Projector Color Chart 78-6970-4908-4
MODEL 900 OVERHEAD PROJECTOR FIGURE 7-2 OPEN HEAD ASSEMBLIES
FIGURE 7-2 OPEN HEAD ASSEMBLIES Item Number 1 Part Number 78-8064-1408-8 78-8064-1419-5 78-8073-7234-3 26-1007-1061-0 78-8064-1514-3 78-8064-1558-o 78-8073-7233-5 78-8057-4230-7 78-8073-7232-7 78-8064-1605-9 78-8003-9762-a 78-8064-1480-7 78-8064-1517-6 26-1004-0460-2 26-1005-9570-6 78-8064-1646-3 78-8014-8951-5 78-8064-1833-7 26-1002-5091-4 78-8073-7200-4 78-8073-7201-2 78-8073-7209-5 78-8073-7202-o 26-l 002-5084-9 78-8064-1592-9 ctty. Req. 2 Used On 955 All 955 905.All All 905, 920 All All 920,955 955
Description OPEN SINGLET HEAD ASSEMBLY, 11.5 (293mm) OPEN TRIPLETHEAD ASSEMBLY, 13.0 (330mm) OPEN TRIPLET HEAD ASSY. with MAGNIFIER SCREW, Phil. pan hd., 173.5 x 0.6 x 10 COVER, Head, singlet (Medium Grey) COVER, Head, triplet (Black) COVER, Head, triplet (Dark Grey) MIRROR HOUSING ASSEMBLY (Black) MIRROR HOUSING ASSEMBLY (Dark Grey) SPRING, Mirror, dampening NUT, U 8-32 x 0.44~ x -741 g BRACKET, Lens, singlet BRACKET, Lens, triplet WASHER, Nylon,.172lD x.560D x.lSThk SCREW, Phil. pan hd., 8-32 x 7116 TUBING. Lens LENS, Wide angle, 11.5 (293mm) LENS, Triplet 13.0 (330mm) SCREW, Phil, pan hd 6.32 X 14 lg MOUNT, Auxiliary lens FRAME, Auxiliary lens LENS, Auxiliary RETAINER, Auxiliary lens SCREW, Pan hd thdkxm taptite 4-40 x 3/l 6 lg WASHER
MODEL 900 OVERHEAD PROJECTOR FIGURE 7-3 ARM AND FOCUS ASSEMBLY

hem Number 20 21

Part Number 78-8064-1591-l 26-1002-4973-4 78-8064-1555-6 78-8064-1552-3 78-8064-1522-6 26-1002-4971-8 78-8064-1556-4 26-1009-3653-8 78-8064-1482-3 78-8073-7223-6 78-8064-1506-9 78-8073-7224-4 78-8064-1601-8 78-8073-7225-l 78-8064-1592-9 26-1006-7602-7 78-8064-1533-3 26-1007-1061-O 78-8064-1511-9 26-1003-6669-4 26-1006-7883-3 78-8064-1516-8 26-1006-7602-7 78-8064-1530-9

Description L BRACKET SCREW, Phil. pan hd., 8-16 x l/2 GUIDE, Gear rack GEAR RACK, Focus GEAR, Focus SCREW, Phil. pan hd. 6-19 x l/2 SLIDE, Focus CAP, Plastic POST ARM WELDMENT (Black) POST ARM WELDMENT (Dark Grey) Model 955 COVER, Focus (Black) COVER, Focus (Dark Grey) Model 955 KNOB, Focus (Black) KNOB, Focus (Purple) Model 955 WASHER, Pivot NUT, Hex, l/4-20, elastic stop locknut LOCK, Post SCREW, Phil. pan hd., M3.5 x 0.6 x lPIVOT, Post SCREW, Sems hex hd., M4 x 0.7 x 16 BOLT, Carriage, l/4-20 x 5/8 PLATE, Backup NUT, Hex, KEPS MOUNT, Post

GtY. Req. 1 1

MUDEL 900 OVERHEAD PROJECTOR
__---. ___ -.__._~_ _~_.__~_
FIGURE 7-4 TOP COVER ASSEMBLY
MODEL 900 OVERHEAD PROJECTOR FIGURE 7-4 TOP COVER ASSEMBLY Item Number

Pali Number

NOT USED 78-8064-1515-o

Description

Qty. Req.

Used On All

905 905D 905W 955 A/R 955 AIR All 908,910,920 905,905D, 905W All 905,908,910.955

78-8064-1620-S

78-8064-1659-6 78-8064-l 835-2 78-8064-1658-8 78-8073-7012-3 78-8064-1621-6 78-8073-7013-Y 78-8064-l 622-4 76-8073-7014-9 78-8073-7210-3
78-8064-1418-7 78-8073-7229-3 78-8064-l 41 O-4 26-l 007-5427-9 78-8064-1498-9 78-8064-1629-9 26-1006-7603-5 78-8064-1496-3 78-8073-7228-5 78-8073-7263-2
1 ACTUATOR, Swttch button LABEL, LABEL, 905D 1 LABEL, 905W 1 LABEL, 908 (Exterior Lamp Changer Knob) 1 LABEL, 908 (Interior Lamp Changer Knob) 1 LABEL. 910 (Exterior Lamp Changer Knob) 1 LABEL. 910 (Interior Lamp Changer Knob) 1 LABEL, 920 (Exterior Lamp Changer Knob) 1 LABEL, 920 (Interior Lamp Changer Knob) 1 LABEL, COVER, Top (dual lamp) (Outside Lampchanger) (Med. Grey) 1 COVER, Top (dual lamp) (Purple On/Off Switch) (Dark Grey) 1 COVER, Top (single lamp)(lnside Lamp Changer) (Med. Grey) 1 SCREW, Phil. pan hd., 6-19 x SHIELD, Heat (lamp changer) SHIELD. Heat (single lamp) CLIP, Speed, U-type 2 BUTTON, Switch (Red) 1 BUTTON, Switch (Purple) 1 ACTUATOR, interlock (955 -Outside U.S.) 1
MODEL 900 OVERHEAD PROJECTOR FIGURE 7-5 FRESNEL AND STAGE ASSEMBLY

Item Part Number Number 1 78-8064-1473-2 78-8073-7221-O 2A 78-8064-1529-l 78-8073-7220-2 78-8064-1470-78-8064-l 645-5 78-6064-l 81 O-5 26-1002-6172-l 78-8064-1531-7 26-1002-3995-8
Description GLASS, Stage (905,908,910,920) GLASS, Stage (955) HOLDER, Fresnel lsmall mask, 10.5) (905, 908, 910, 920) (Medium Grey) HOLDER, Fresnel (small mask, 10.5) (955) (Dark Grey) HOLDER, Fresnel (large mask, 11.2, A4) (Medium Grey) FRESNEL LENS (Models 905.908) FRESNEL LENS (Models 910,920,955 & A4 stage size) SCREW, Phil.pan hd., M4.7 x 1.60 x 10 RETAINER, Stage glass SCREW, Phil.pan hd., M4 x 0.7 x 20

QtY. Req. 1 2

When ofdering colored parts, refer to the 3M Overhead Projector Color Chart 78-6970-4908-4

FIGURE 7-6 BASE ASSEMBLY

MODEL 900 OVERHEAD PROJECTOR FIGURE 7-6 BASE ASSEMBLY Item Number
Part Number 78-8064-1788-3
78-8073-6954-7 76-8073-7252-5 26-1008-3329-7 NOT USED NOT USED 26-1002-6213-3 76-8064-1460-9 78-8064-1864-2 78-8073-7254-l 78-8073-7289-7 NOT USED NOT USED 78-8064-1656-2 78-8064-1474-O 26-1008-521 l-5 78-8073-6942-2 78-8064-I 464-l 78-8073-7288-9 26-1007-5427-9 78-8064-1518-4 26-1002-4948-6 26-1008-0070-O 78-8073-7306-9
Description MIRROR ASSEMBLY, Body ( M900 before S/N 605302)
MIRROR ASSEMBLY, Body ( M900 After S/N 805302 and European-built M900 After S/N 9.000.001) MIRROR ASSEMBLY, Body (M955 only) STAND OFF/SPACER

QtY. Req.

-. 17 18
SCREW, M4 special BASE (Charcoal Brown) BASE (Dark Grey) BASE ASSEMBLY, (M955 only - U.S. & Canada) BASE ASSEMBLY, (M955 only-Outside U.S. & Canada)
CATCH, Post CRADLE, Post FOOT SCREW, Foot (rear) BAFFLE (M955 only - U.S. & Canada BAFFLE, (M955 only -Outside U.S. 8 Canada) SCREW, Phil. pan hd. 6-19 x 3/S HOLDER, Body mirror (Use with 78-8064-1788-3 Mirror Assy) SCREW, 6-19 X 5/16, Plastite NUT, Push-on, ,250 dia. PLATE, Baffle (Use with 78-8073-7288-g only)
* The old style Body Mirror Assembly (78-8064-l 788-3 will fit in the newer 900s (after S/N 805302, however the new style Body Mirror (78-8073-6954-7) will not fit in the 900s before S/N 805302. +* ALTERNATE: 78-6969-7794-7 FOOT KIT (4 feet and screws) 1
MODEL 900 OVERHEAD PROJECTOR FlGURE7-7 LAMP HOUSING ASSEMBLY -SINGLE ENX LAMP - 905,905D, 905W
MODEL 900 OVERHEAD PROJECTOR FIGURE 7-7 LAMP HOUSING ASSEMBLY - SINGLE ENX LAMP - 905,905D,905W

Number 19

Pan Number 78-801 l-l 186-l 78-8064-1417-9 78-8064-1509-3 78-8064-1491-4 26-1002-6207-5 78-8073-6964-6 26-1007-1061-0 78-8064-1510-1 78-8073-7208-7 26-1002-4948-6 78-8064-1494-8 26-1005-4113-O 78-8064-1532-5 18-1728-1516-I 78-8064-1604-2 78-8064-1550-7 78-8064-1492-2 78-8064-l 866-7 78-8064-l 865-9 78-8064-I 469-O
20 26-1008-5211-78-8073-6941-78-8064-l 655-78-8064-1624-o 24 26-1006-7884-l 25 78-8064-1570-78-8064-1536-26-1003-3716-6 78-8064-1493-o 28 DY-1160-2020-30 78-8073-6970-26-1006-5033-26-1002-6213-78-8064-1535-8 78-8033-1666-35 78-8064-l 1708-l 36 78-8011-l 198-78-8064-1626-5 ITEM NOT SHOWN: 78-8003-8335-4 * ALTERNATE: 78-6969-7794-7
Description LAMP, ENX. 82V. 360W LAMPHOLDER ASSEMBLY, Single (includes items 3-6 & 8,9) COVER, Wire WIRE FORM, lampholder pan SCREW, Phil. hd., M3 x.05x 12 SOCKET, Lamp (single] pan SCREW, Phil. hd. M3.5 x 0.06 x 10 SPRING, Retaining LAMPHOLDER, Singlet 1.5 Aperture pan SCREW, Phil. hd. 6-19 x 5/16 BRACKET, Lamp (single) CLIP/CLAMP, Electrical FAN screw, 6-32 x i/4 NUT, Hex math. BRACKET, Fan support MOTOR, 120V BRACKET, Fan SHELF, Lamp housing HOUSING, Lamp (Dark Grey) HOUSING, Lamp (Charcoal Brown) FOOT SCREW, Foot (Iront) SHIELD, Heat JUMPER, Switch SCREW, Phil. pan hd., 4-24 x 5/8 SWITCH, Micro (otioff) POWER CORD, 10 ft. pan SCREW, Phil. hd. 6-19 x 1 BRACKET, Cooling STRAIN RELIEF BUSHING DIODE KIT (Kit includes Diode with screw) WASHER, Lock, external tooth #8 pan SCREW, Phil. hd., M4 x 0.7 x 20 THERMOSTAT, Safety CLIP, Tinnerman JUMPER, Resistor RESISTOR LABEL, Lamp replacement (ENX) TIE WRAP, Panduit #SST 1.5 FOOT KIT (4 feet and screws)

DtY. Req. 1 1

When ordering colored parts, refer to the 3M Overhead Projector Color Chart 78-69704908-4
MODEL 900 OVERHEAD PROJECTOR FIGURE 7-8 LAMP HOUSING ASSEMBLY - (DUAL ENX LAMP - 908,910,920 & DUAL FXL LAMP - 955)
MODEL 900 OVERHEAD PROJECTOR FIGURE 7-8 LAMP HOUSING ASSEMBLY - (DUAL ENX LAMP - 908,910,920 & DUAL FXL LAMP - 955) Item Number Part Number 78-801 l-1 186-i 78-8073-7100-6 78-8064-1456-7 78-8064-1509-3 78-8064-1491-4 26-1002-6207-5 78-8073-6956-2 78-8064-1510-l 78-8073-7208-7 26-1007-1061-O 78-8064-1589-5 78-8073-7011-5 78-8000-8621-3 78-8064-1597-8 78-8064-1587-9 78-8073-7217-8 78-8054-1577-l 26-l 002-4948-6 78-8000-8072-9 78-8064-1586-l 78-8064-1598-6 78-8064-l 532.5 18-1728-1516-l 78-8064-l 492-2 78-8064-l 604-2 78-8064-1550-7 78-8064-1551-5 78-8064-1866-7 78-8064-1655-4 78-8064-1865-9 78-8064-1469-O 78-8073-7206-1 78-8073-7278-0 26-1008-521 l-5 78-8073-6941-4 78-8064-l 624-O 26-l 006-7884-1 78-8064-1570-5 78-8064-1500-2 78-8073-7272-3 78-8073-7273-l 78-8073-7274-9 78-8073-7275-6 QtY. Req. 7-18

Description LAMP, ENX, 82V, 360W (908,910,920) LAMP, FXL. 82V, 410W (955) LAMP HOLDER ASSEMBLY, Dual (incl. items 3-8) 908,910,920 COVER, Wire WIREFORM, Lampholder SCREW, Phil. pan hd., M3 x 0.5 x 12 SOCKET, Lamp (dual) SPRING, Retaining LAMPHOLDER, Dual SCREW, Phil. pan hd., M3.5 x 0.06 x 10 KNOB, Lampchanger (knob outside of lop cover version) KNOB, Lampchanger (knob inside of top cover version - U.S.) (This chanoe was made on U.S. Versions after S/N 869061) BEARING, Plain, flanged cylindrical, nylon SPRING, Detent _ BRACKET, Dual lamp 908,910,920 BRACKET, Dual lamp 955 JUMPER, Ground SCREW, Phil. pan hd., 6-19 x 5116 BUSHING,.625 Mtg hole, nylon, black-heyco BRACKET, Lampchanger SHAFT, Lampchanger FAN NUT, Machine screw, hex 6-32 x l/4 BRACKET, Fan BRACKET, Fan Support MOTOR, 12OV MOTOR, 230124OV SHELF, Lamp housing SHIELD, Heat HOUSING, Lamp (Dark Grey) HOUSING, Lamp (Charcoal Brown) HOUSING, Lamp (Model 955 sold in U.S. & Canada) HOUSING & FOOT, Lamp (Model 955 sold outside U.S.&Canada) FOOT SCREW, Foot (front) JUMPER, Switch SCREW, Phil. pan hd., 4-24 x 5/8 SWITCH, Micro (on/off & lampchanger) POWER CORD (U.S. and Canada) POWER CORD (United Kingdom - Model 955 only) POWER CORD European-Model 955 only) POWER CORD (Australia - Model 955 only) POWER CORD (New Zealand - Model 955 only)
Continued ALTERNATE: 78-6969-7794-7 FOOT KIT (4 feet and screws) When ordering colored parts, refer to the 3M Overhead Projector Color Chan 78-6970-4908-4 12192
MODEL 900 OVERHEAD PROJECTOR FIGURE 7-8 LAMP HOUSING ASSEMBLY - (DUAL ENX LAMP - 908,910,920 & DUAL FXL LAMP - 955) (Cont.) Item Number 32 Part Number 78-8073-7276-4 78-8073-7272-3 78-8073-7271-5 78-8073-7304--1005-6802-6 26-1006-3610-4 26-I 003-3716-6 78-8064-1493-o 78-8073-7260-8 78-8073-7303-6 DY-I 160-2020-6 78-8064-1891-5 26-l 006-5053-5 26-1002-6213-3 78-8064-1535-8 78-8033-1666-6 78-8064-1708-l

7%Emil-119%fi

Description POWER CORD (Hona Kong - Model 955 only) POWER CORD iwithout plug - Model 955 on&) POWER CORD (Phillipines - Model 955 only) POWER CORD (South Africa - Model 955 only) HOUSING, I Position receptacle, natural nylon HOUSING, 1 Position receptacle, black nylon pan SCREW, Phil. hd. 6-19 x I BRACKET, Cooling 908,910,920 BRACKET, Cooling 955 (U.S. & Canada versions) BRACKET, Cooling 955 (Sold outside U.S. & Canada) STRAIN RELIEF BUSHING DIODE WASHER, Lock, external tooth #8 SCREW, Phil. pan hd., M4 x 0.7 x 20 THERMOSTAT, Safety CLIP, Tinnerman JUMPER, Resistor

RESISTOR

Qty. Req. I I 1 I I I I I I 1 I 1 I

58 ,Not shown:

26-I 008-0231-8 78-8064-1626-5 78-8073-6953-9 78-8064-1771-9 78-8073-7212-g 78-8064-1624-o 26-1002-5277-9 78-8073-7205-3 78-8073-6958-8 78-8073-7280-6 78-8054-1485-7 26-1005-7751-4 78-8073-7287-I 78-8073-7286-3 78-8073-7285-5 78-8073-7282-2 78-8073-7281-4 78-8015-5038-l 78-8073-7262-4 12-7991-1737-4 26-1002-5092-2 78-8073-7285-5 26-1005-9599-5 26-1005-6624-4 78-8073-7261-6 78-8003-8335-4
CLIP/CLAMP, Electrical LABEL, Lamp replacement (ENX) LABEL, Lamp replacement (FXL) (955) HEAT SHIELD SWITCH, High/Low (955 only) JUMPER, Switch (955 only) SCREW, Phil,pan 8-32 x 3/8 lg (955 only) hd, TRANSFORMER (955 only - 12OV input) TRANSFORMER (955 only - 230124OV input) TRANSFORMER (955 only - 200V input) GROUND, Transformer (955 only) NUT, Hex, rea. 8-32 (955 onlv) JUMPER, Interlock (if equipped) to Thermostat (Model 955 O.U.S.) JUMPER, Interlock to Fuse (if equipped) (Model 955 O.U.S.) JUMPER, Resister (Model 955 only - U.S. & Canada) BRACKET, Resister (Model 955 only - U.S. 8 Canada) RESISTOR, 0.5 Ohm (Model 955 only - U.S. & Canada) SWITCH, Interlock (M955 - outside U.S. 8 Canada) INSULATOR, fuse block (M955 - outside US. & Canada) WASHER,.I87 ID x ,437 OD x.046 Thk (M955 - Use wtih Foot) SCREW, 6-32 x 3/8 Lg (Model 955 only - U.S. & Canada) SCREW, 6-32 x I I/2 Lg (Model 955 only - U.S. & Canada) FUSE, (Model 955 only - Outside U.S. & Canada) FUSE HOLDER (Model 955 only - Outside U.S. 8 Canada) BRACKET, Actuator s w b h TIE WRAP, Panduif #SST I.5
1 I I I I I I 1 I 2 I I I 2
When ordering colored parts, refer to the 3M Overhead Projector Color Chart 78-6970-4908-4 7-19 12/92
MUUEL 900 OVERHEAD PROJECTOm FIGURE 7.9 LAMP HOUSING ASSEMBLY - FNT SINGLE AND DUAL LAMP
MODEL 900 OVERHEAD PROJECTOR FIGURE 7-9 LAMP HOUSING ASSEMBLY - FNT SINGLE AND DUAL LAMP Part Number Description 76-8054-1175-4 LAMP, FNT - 24 Volt, 275 Watts DY-8054-1175-7 LAMP, FNT - 24 Volt, 275 Watts (European order number) 26-1002-5215-9 SCREW, Machine, 6/32x 5116 78-8064-1614-l BRACKET, Lens (FNT) 78-8073-6984-4 BRACKET, Lens (FNT) (For U.K. School Versions) 78-8054-1073-l REFLECTOR DY-8054-1073-4 REFLECTOR (European order number) 78-8073-7010-7 LENS, Condenser 78-8064-1707-3 SOCKET, Dual (FNT) 78-8064-1616-6 HOLDER, Reflector fFNT) 78-8064-1651-3 SPRING, Catch 26-1007-1061-0 SCREW, Phil., Pan hd, m3.5 x.06 x 10 78-8064-1589-5 KNOB, Lampchanoer 78-8000-8621-3 BEARING, Plain, Flanged Cylindrical, Nylon 78-8064-1652-l SHAFT, Lamp (FNT) 76-8064-1574-7 SOCKET, Single Lamp (FNT) 78-8064-1717-2 BRACKET, Lamp Socket 26-1002-4948-6 SCREW, Phil Pan hd, 6-19 x 5/16 26-1001-8006-1 PLUG, Sinqle Lamp Holder 78-8003-8731-4 BUSHING, Dual Lamp Holder 78-8064-1586-l BRACKET, Lampchanger 78-8064-1598-6 SHAFT, Lampchanger 78-8064-1532-5 FAN 18-1728-1516-l NUT, Machine Screw, Hex 6-32x l/4 78-8064-1492-2 BRACKET, Fan 78-8064-1604-2 BRACKET, Fan Support 78-8064-1571-3 MOTOR, 100 Volt 78-8064-1550-7 MOTOR, 12OVolt 78-8064-1551-5 MOTOR, 230 Volt 78-8064-1606-7 SHELF, Lamp Housing (FNT) (Before Serial Number 724815) 78-8064-l 867-5 SHELF, Lamp Housing (FNT) (After Serial Number 724815) 78-8064-I 655-4 SHIELD, Heat 78-8064-1865-9 HOUSING, Lamp (Dark Grey) 78-8064-I 469-O HOUSING, Lamp (Charcoal Brown) 26-1008-5211-5 FOOT 78-8073-6941-4 SCREW, Foot (front) 78-8064-1647-l HOLDER, Slide 26-1006-7884-I SCREW, Phil Pan hd, 4-24 x 518 78-8064-1570-5 SWITCH, Micro (on/oft & lampchanger) 78-8064-1537-4 POWER CORD, European 15 Ft. 78-8064-1538-2 POWER CORD, European 10 Ft. 78-8064-1539-o POWER CORD, U.K. 15 Ft. 78-8064-1540-6 POWER CORD, U.K. 10 Ft. 78-8064-1541-6 POWER CORD, Australian 15 Ft. FOOT KIT (4feet and screws)

Item Number 23

tny. Req. 1
* ALTERNATE: 78-6969-7794-7
MODEL 966 OVERHEAD PROJECTOR FIGURE 7-9 LAMP HOUSING ASSEMBLY - FNT SINGLE AND DUAL LAMP (Cont.) Part Description Number 78-8064-1542-4 78-8064-1816-2 78-8064-1817-O 78-8064-1812-l 78-8064-1813-9 78-8064-1543-2 78-8064-1544-0 78-8064-1630-7 78-8064-1631-5 78-8064-1632-3 78-8064-1633-i 78-8064-1634-9 78-8064-1635-6 78-8064-1607-5 78-8064-1610-9 78-8064-1706-5 78-8073-6995-o 78-8064-1771-9 DY-1160-2020-6 78-8064-1711-5 78-8064-1815-4 78-8073-6998-4 78-8073-6966-i 78-8064-1573-g 78-8073-6999-2 26-l 005-0524-2 78-8064-1762-8 78-8064-1765-l 12-7991-1735-a 26-1003-6487-l 26-1005-8589-7 26-1005-4113-O 78-8064-1710-7 26-1005-9599-5 26-1005-6624-4 78-8064-l 766-9 78-8057-4184-6 78-8073-6982-8 78-8064-1615-8 26-1009-4893-9 26-1003-3716-6 12-7991-1309-2 78-8656-4093-8 26-1007-5427-9 78-8064-1792-5 78-8064-i 708-i POWER CORD, Australian 10 Ft. POWER CORD, 10 Ft. International (120 V) POWER CORD. 15 Ft. International (12OV) POWER CORD, Japan 15 Ft. POWER CORD, Japan 10 Ft. POWER CORD, Swiss 15 Ft. POWER CORD, Swiss 10 Ft. POWER CORD, New Zealand 15 Ft. POWER CORD, New Zealand 10 Ft. POWER CORD, South Africa 15 Ft. POWER CORD, South Africa 10Ft. POWER CORD, Hong Kong 15 Ft. POWER CORD, Hong Kong 10 Ft. BRACKET, Cooling BRACKET, Transformer SINGLE LAMP ASSEMBLY (FNT) SINGLE LAMP ASSEMBLY (FNT) (For U.K. School Versions) HEAT SHIELD, Lamo Chanaer Knob STRAIN RELIEF BUSHING TRANSFORMER, 1OOV TRANSFORMER, 120V TRANSFORMER, 220V (European from S/N 9.000.001) TRANSFORMER, 230V TRANSFORMER, 240V TRANSFORMER, 240V [European from S/N 9.000.001 pan SCREW, Thrd., hd. WIREFORM. Over center THERMOSTAT, Safety WASHER, Plain, Type A SPRING, Compression NUT, X-Cap Acorn CLIP/CLAMP, Electrical LABEL, Lamp Replacement (FNT) FUSE, Cartridge, 5 Amp FUSE HOLDER, 1 OA, 250V FUSE INSULATOR LABEL, Fuse Holder LABEL, Fuse Replacement (For U.K. School Versions) BRACKET, Slide (FNT) SCREW, Machine, 6/32 SCREW, Thrd Form RETAINING RING RETAINING RING SCREW, Thrd Form, 6-l 9 GROUND LEAD JUMPER, Switch to Fuse Holder (Continued) 7-23 12/92

QtY. Req. _

Item Number 32 (Cont)
MODEL 900 OVERHEAD PROJECTOR FIGURE 7-9 LAMP HOUSING ASSEMBLY - FNT SINGLE AND DUAL LAMP (Cont.) Part Descrlptlon Number 78-8064-1709-9 78-8064-1790-9 78-8073-6986-9 78-8656-5801-3 78-8073-6983-6 78-8073-6986-9 12-7991-1506-3 78-8073-6986-9 JUMPER, Lamp Changer SWITCH, International SWITCH, (For U.K. School Versions) PUSH-ON-RING SCREEN, Lamp Housing (For U.K. School Versions) CLIP, U-Type NUT, 5116 SLEEVE, Actuator (For U.K. School Versions)

Item Number Not Shown:

QtY. Req. 1 1

12f92 I

Item Number 1
Part Number 78-8064-1794-l
78-8064-1808-9 78-8064-1582-o 78-8052-8348-4 78-8052-8347-6 78-8064-1801-4 78-8015-2206-7 78-8161-4222-4 78-8064-1802-2 12-799 I- 1737-4 26-1002-5091-4 26-1007-5427-9 26-1005-7800-9

BRACKET ASSEMBLY - Roller 101/4 BRACKET ASSEMBLY - Roller (A4) BRACE , Roller (one only is used for front lo rear installation) TAKE-UP ROLL 10114 TAKE-UP ROLL 11 l/4 (A4) DRIVER SPINDLE SPRING BEARING CRANK WASHER, Plain, No. 8, Zinc Plate SCREW, Taptfte Pan HD Phillips 6-32 x 1/4L SCREW, Plastiie Pan HD Phillips 6-19 x 3/8L
SCREW, Metric THD Form Pan HD Phillips M-3.5 x 0.6 x 8L , Taptite 8
To be used when the second bracket is used for a side-to-side installation