Borg-Warner Warner Automatic Overdrive Instruction Manual (R-10 and R-11)

This Borg-Warner instruction manual covers the post-war Warner automatic overdrive units, types R-10 and R-11, fitted to Ford, Mercury, Lincoln, Frazer, Hudson, Kaiser, Nash, Packard, Studebaker and Willys cars around 1949. It explains the benefits of overdrive, the mechanical and electrical operating principles, step-by-step fault tracing for electrical and mechanical troubles, and the disassembly, inspection, reassembly and lubrication of the unit. Numbered paragraphs 1 to 40 run through three parts, with an exploded parts view.