BELL & HOWELL - bh projector cube 854a 862a

Comprehensive service manual for Bell & Howell Slide Cube projectors, covering models CP40, 1000PS, RC50, 858A, RF60, AF70, and 3000PS. This detailed technical resource provides technicians with complete disassembly and reassembly procedures for thorough repair and maintenance of these professional projection devices. The manual encompasses multiple essential sections: an introduction clarifying model differences and design variations, detailed disassembly procedures featuring numbered technical illustrations, comprehensive reassembly instructions including slide transport system assembly and optical component installation. A dedicated adjustments section addresses index lever positioning, centering switch adjustment, remote focus verification, shutter and index solenoid tuning, transport disc speed calibration, projection alignment, and autofocus system calibration for equipped models. The document features systematic final test procedures, an extensive troubleshooting guide that identifies common problems with probable causes and remedies, and a detailed replacement parts catalog with exploded view diagrams. Complete wiring schematics for all models and a specialized service bulletin addressing mirror alignment and autofocus adjustment make this an indispensable technical reference for service personnel and repair professionals working with Bell & Howell Slide Cube projection equipment.