This comprehensive service manual is a 4-volume set combined into a single 60mb file, totaling over 3600 pages. It is a public domain U.S. government manual, featuring numerous illustrations and matrices. The manual covers a wide range of vehicles including the Truck, 5 Ton, 6x6, M939 and M939A1 Series (Diesel); Truck, Cargo: 5 Ton, 6x6, Dropside, M923, M923A1, M925, M925A1; Truck, Cargo: 5 Ton, 6x6, M924, M924A1, M926, M926A1; Truck, Cargo: 5 Ton, 6x6, XLWB, M927, M927A1, M928, M928A1; Truck, Dump: 5 Ton, 6x6, M929, M929A1, M930, M930A1; Truck, Tractor: 5 Ton, 6x6, M931, M931A1, M932, M932A1; Truck, Van, Expansible: 5 Ton, 6x6, M934, M934A1, M935, M935A1; Truck, Medium Wrecker: 5 Ton, 6x6, M936, M9361.
The manual is designed to address unit maintenance requirements and procedures, including preventive maintenance checks and services, mechanical systems troubleshooting, electrical systems troubleshooting, engine system maintenance, electrical system maintenance, transmission service and maintenance, as well as propeller shafts, axles, and suspension maintenance. It features detailed line drawings and exploded views for all maintenance procedures.
The vehicles covered in this manual include the M939 and M939 Dump Truck (M929) manufactured by AM General and BMY. The production spans from 1982 to 1989 for M939A2. The powertrain includes engines such as Cummins NHC-250 (M939/M939A1) and Cummins 6CTA8.3 Turbo-Diesel (M939A2), along with an Allison 5-speed automatic transmission with a 2-speed transfer case. The dimensions of the M939A2 variant are as follows: Length - 7,890 mm (310.6 in), Width - 2,470 mm (97.2 in), Height - 3,070 mm (120.9 in), Curb weight - 9,027 kg (19,901.1 lb).
This manual is an invaluable resource for professional mechanics and DIY enthusiasts alike, providing in-depth technical information essential for the maintenance and repair of these vehicles.
