ARRIFLEX - Arriflex 35 IIC Service Tutorial

Comprehensive technical service guide for the Arriflex 35 IIC cinema camera. This document provides a thorough overview of the camera's historical development from its 1937 introduction through to the 1964 IIC model, highlighting the revolutionary reflex mirror shutter system and subsequent engineering refinements. The guide details systematic inspection and maintenance procedures, beginning with focal flange depth verification and ground glass focus checking using precision gauges. Step-by-step disassembly instructions cover gate removal with proper claw positioning, turret servicing with spring roller inspection, and claw arm extraction for access to the cardioid cam. Extensive coverage is given to removing the side cover, mirror shutter assembly, and the vertical drive assembly, including critical timing adjustments to ensure proper synchronization between film transport and mirror coverage. The document addresses cleaning and lubrication protocols using recommended Arri products, bearing inspection and restoration techniques, and detailed checks of pressure plate flatness and spring tensions. Magazine service procedures include take-up tension adjustment methods for both non-reversible and reversible designs, spindle bearing maintenance, and throat roller inspection. Final validation procedures encompass speed verification with stroboscopic testing, current draw measurement, comprehensive scratch testing with fresh film, and steadiness evaluation using grid test charts to diagnose movement play or side rail issues.