BELL & HOWELL - bh projector monitor 950 960 1

Comprehensive workshop manual for Bell & Howell Monitor slide projectors covering models 950, 960, and 961. This service documentation guides technicians through complete disassembly and reassembly of mechanical and optical assemblies with step-by-step adjustment procedures for critical subsystems. Dedicated troubleshooting sections feature diagnostic flowcharts to isolate common failures, supported by final inspection and operational acceptance tests. The replacement parts catalog cross-references all component part numbers, enabling quick identification of worn or damaged items. You'll find detailed repair procedures for the slide advancement mechanism, automatic focus alignment on models 960 and 961, clutch synchronization tuning, and torsion spring adjustment. Technical schematics accompany each reassembly stage. The manual specifies lubrication points and viscosity grades, approved adhesive types, and identifies all specialized tools needed for service work. Design revision notes highlight differences between early and current production versions, with cross-references showing which components interchange across the three models. Numerical parts index and complete wiring diagrams round out the technical reference material.