3M 2100 manual How to remove and install the condenser lens when equipped

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MODEL 2100 OVERHEAD PROJECTOR

How to remove and install the condenser lens (when equipped)

Caution! Wear safety glasses when removing lens.

.020 Feeler Gage

.020 to .030 Gap after installation

Tab

Illustration A

Illustration B

1.Insert a Pin Punch or Drill Rod into the hole in the Tab (see illustration A)

2.Release the lens by bending the Tab.

3.Install the new lens and bend the Tab back into place.

Caution! Do not overtighten the tab. The lens must have enough clearance for expansion. There should be a .20 to .30 gap between the lens and lens bracket (Illustration B).

Caution! Be careful not to scratch or chip the lens while installing.

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Contents Model 2100 Overhead Projector Table of Contents Technical Support Hotline 1-800-328-1371 U.S. & CanadaIntroduction PhysicalModel 2100 Overhead Projector Optical Electrical 2130/2140/2150 2160/2170/2180 4130/4140/41Mechanical 2130/2140/2150 2160/2170/2180 4130/41 40/4150Principles of Operation Operation and Maintenance Do not look in the front projection lens when lamp is onCUS Knob Method Cleaning Stage Glass and Fresnel Lens MirrorsLamp Changer Assembly Before S/N After S/N Troubleshooting Symptom Check CAUSE/SOLUTIONSTroubleshooting Field Kits AvailableAdjustments If floor or ceiling lines are not Optical Alignment Focus Mechanism 924-5 Tension in cable should be 3/16 MaximumPost should Fold Down Without TOO Much Force Page Page Page Page Page Page Page Page DISASSEMBLY/RE-ASSEMBLY Stage Glass Focusing Assembly How to remove and install the condenser lens when equipped