M2/M3 BRADLEY FIGHTING VEHICLE: TURRET - OD1609 LESSON 1/TASK 1
(g) The TOW will not fire if:
1 the TOW is below -13ƒ over the rear deck;
2 the driver's hatch cover or the cargo hatch cover are in the POP-
UP or OPEN position;
3 the vehicle is moving more than 3 miles per hour; and
4 the ISU is not in the higher power.
(h) The ISU allows day and night vision for aiming the TOW.
(4) Integrated Sight Unit.
(a) The night sight unit uses super-cooled circuits.
It must be on for
10 minutes before it is used.
(b) The day/night viewer moves with the weapons when the soldier is
sighting and aiming.
(c) The ISU unity window allows for the location of the target in the