M2/M3 BRADLEY FIGHTING VEHICLE: TURRET - OD1609 LESSON 1/TASK 2
LESSON 1
M2/M3 BRADLEY FIGHTING VEHICLE: TURRET AND
TOW LAUNCHER CONTROLS. LOADING AND UNLOADING
THE 25MM AUTOMATIC GUN ASSEMBLY
TASK 2.
Describe the procedures for loading and unloading the 25mm automatic
gun assembly.
CONDITIONS
Within a self-study environment and given the subcourse text, without, assistance.
STANDARDS
Within two hours
REFERENCES
No supplementary references are needed for this task.
1.
Introduction
The 25mm gun, known as the M242 automatic machinegun, is mounted on the turret of
the Bradley fighting vehicle.
This weapon can be installed or removed in three
assembly parts: barrel, feeder and receiver.
The machinegun has both electrical
and manual fire control and is externally powered. It has a dual feed capability
and 25mm ammunition cans that contain 70 rounds of armor piercing (AP) and 230
rounds of high explosive (HE) ammunition. The weapon can also fire single shots at
100 rounds per minute (low rate) or 200 rounds per minute (high rate).
This paragraph provides an overview of the firing operation of the M242 machinegun.
When a trigger signal is received, an electric motor drives the track and bolt
assembly and feeder. The feeder places a live round in front of the bolt, and the
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