| Description | The file contains parts 3 and 4 of the handbook for the drum revolve, including, in part 3, sections on controles and displays, mode charts, control systems, telemetry, cylco converter, scematics and diagrams. Part 4 consists of hand-filled forms listing wiring connections.The file includes a fold-out drawing of the elevator engineer's panel The original ring binder has been disposed of. 'N.T. Drum Revolve Handbook. Part 3.' was written on the spine, and 'Drum Revolve Handbook Part 3' was typed on a sticker on the front. |