1/4 Ton 4x4 Truck (Willys-Overland Model MB and Ford Model GPW) - TM 9-803 War Department Technical Manual

a. This technical manual is published for the information and guidance of the using arm personnel charged with the operation and maintenance of this materiel. b. In addition to a description of the %-ton 4x4 Truck (WillysOverland model MB and Ford GPW), this manual contains technical information required for the identification, use, and care of the materiel. The manual is divided into two parts. Part One, sections I through VII, contains vehicle operating instructions. Part Two, sections VIII through XXXII, contains vehicle maintenance instructions to using arm personnel charged with the responsibility of doing maintenance work within their jurisdiction, including radio suppression and shipment and temporary storage information. c. In all cases where the nature of the repair, modification, or adjustment is beyond the scope of facilities of the unit, the responsible ordnance service should be informed so that trained personnel with suitable tools and equipment may be provided, or proper instructions issued. d. This manual includes operating and organizational maintenance instructions from the following Quartermaster Corps 10-series technical manuals. Together with TM 9-1803A and TM 9-1803B, this manual supersedes them: (1) ' TM 10-1103, 20 August 1941. (2) 'TM 10-1207, 20 August 1941. (3) /TM 10-1349, 3 January 1942. (4) /TM 10-1513, Change 1, 15 January 1943. To provide operating instructions with the materiel, this technical manual has been published in advance of complete technical review. Any errors or omissions will be corrected by changes of, if extensive, by an early revision. 14-TON 4x4 TRUCK (WILLYS-OVERLAND MODEL MB and FORD MODEL GPW) 1/4-TON 4x4 TRUCK (WILLYS-OVERLAND MODEL MB and FORD MODEL GPW) V4-TON 4x4 TRUCK (WILLYS-OVERLAND MODEL MB and FORD MODEL GPW) a. Type. This vehicle is a general purpose, personnel, or cargo carrier especially adaptable for reconnaisance or command, and designated as %-ton 4x4 Truck. It is a four-wheel vehicle with four-wheel drive. The engine is a 4-cylinder gasoline unit located in the conventional place, under the hood at the front of the vehicle. A conventional three-speed transmission equipped with a transfer case provides additional speeds for traversing difficult terrain. The body is of the open type with an open driver's compartment. The folding top can be removed and stowed; and, the windshield tilted forward on top of the hood, or opened upward and outward. A spare wheel equipped with a tire is mounted on the rear of the body, and a pintle hook is provided to haul trailed loads. Specifications of the vehicle are given under "Data" (par. 3). General physical characteristics are shown in figures 1 through 4. b. Identification. The manufacturer's chassis serial number is stamped on a plate inside the left frame side member at the front end, and on the name plate CftgV 6). The engine serial number is stamped on the right side of the cylinder block, front upper cofner. The U.S.A. registration number is painted on both sides of the hood. a. Vehicle Specifications. Height, over-all— top up. Tire pressure (front and rear). Tread (center-to-center)— front Passenger capacity including crew Road, including gas and water 2,453 lb Shipping (less water and fuel) 2,337 lb Maximum trailed load 1,000 lb Pintle height (loaded) 21 in. Kind and grade of fuel (octane rating)..

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