M2/M3 BRADLEY FIGHTING VEHICLE: TURRET - OD1609 LESSON 1/TASK 1
(c) The select levers permit either manual or power operation of the
(d) The handwheels enable manual operation of the turret by the gunner.
(e) The gunner's control handles enable electric power operation of the
turret by the gunner.
(f) The drive system enables the commander to override the gunner's
control of the turret.
(6) Periscopes and Support Sights.
(a) There are eight periscopes for daylight viewing in all directions by
(b) There are two periscopes for daylight viewing by the gunner to the
right and the left of the main sight.
(c) Blackout covers are provided for the periscopes.
covers prevent the interior light from being seen from the outside.
(d) The front ring sight is used when aiming and firing at a low-flying
aircraft. It is also used as an emergency sight for ground targets.
(e) The vane sight is used by the commander to quickly align the turret
with the target.
b. Location and Description of Major Components.
right of the commander's hatch cover and the other is at the rear, on the center
line of the turret.
Seven wide-vision M17 periscopes and one M27 periscope
allow 360ƒ vision at the commander's station.
These periscopes have blackout
covers. The gunner has two periscopes with blackout covers.
(3) Ring Sight.
The ring sight is mounted on the outside of the turret.
It is used to track flying targets and also as backup for the ISU. The eyepiece
aligns the ring sight on the target and a thumbscrew adjusts the eyepiece.
ring sight tracks with the 25mm gun.