These are a digitally copied and enhanced Air Force manuals for the Hammarlund SP-600. They are printed on premium 24# paper with heavy covers and each is bound with a plastic comb. No more struggling with unreadable photocopies!
AN 16-45-221: Operating Instructions with about 14 pages. Topics covered include: general description, operating procedures, operating checks and adjustments, and emergency operation and repair. Dated 27 June 1952.
AN 16-45-222: Service Instructions with about 64 pages. Topics covered include: description and leading particulars, test equipment and special tools, preparation for use and reshipment, operational and organizational maintenance, field and fasron maintenance, and diagrams. Also included is a large one piece 11" X 17" fold out schematic and a large one piece 11" X 17" fold out chassis connection diagram. Included within these sections are receiver performance tests, a systems trouble analysis chart, tube socket voltages, tube socket resistances, and a very detailed chart for receiver alignment and adjustment procedures. Dated 4 September 1952.
AN 16-45-223: Overhaul Instructions with about 18 pages. Topics covered include: description and leading particulars, special overhaul tools and equipment, specialized maintenance and repair, cleaning, inspection, repair and replacement, reassembly and testing of subassemblies and assemblies, reassembly and testing of components, final assembly, and inspection and testing. Dated 4 September 1952.