MAINTENANCE OF M939 SERIES VEHICLES - OD1661 - LESSON 1/TASK 1
CHARACTERISTICS, OPERATION, AND MAINTENANCE
PROBLEMS COMMON TO THE M939 5 TON TRUCK
Describe the characteristics and operation
5 ton truck family of vehicles (FOV).
Within a self-study environment and given the subcourse text, without
Within two hours
No supplementary references are needed for this task.
The 5 ton, 6x6, M939 series vehicles are designed for use on all
types of roads, highways, and cross-country terrain. These vehicles
also operate in extreme temperatures, such as arctic weather
conditions. The M939 series vehicles are an improved version of the
The improvements make the M939 series vehicles more
reliable and easier to operate.
All vehicles in the M939 series employ the same 250 horsepower engine
as the M809 series vehicles.
The M939 series vehicles are equipped
with a 5 speed automatic transmission.
Vehicle cabs have removable
All vehicles are equipped with a spare wheel, mounted
at the rear of the cab, and a pintle hook that is used for towing.
This subcourse will describe the characteristics, operation, and
will be devoted to describing the characteristics and operation of
the M939 FOV.