C8, TM 9-2350-230-12
TABLE 2-7. OPERATION OF TURRET - Continued
STEP
PROCEDURE
FIG/ITEM
BEFORE OPERATION - Continued
CAUTION: To enter driver's compartment by way of open space
between air compressor and rear air bottle, manually traverse
turret so gun launcher is positioned over rear deck. This method
of entry prevents damage to stowed ammo in racks under gun/
launcher.
NOTE. Vehicle MASTER SWITCH must also be on when
auxiliary power is supplied to operate turret.
5
Make sure TURRET CONTROL POWER and STAB switches are of f
and FIRE CONTROL selector is in OFF position.
MANUAL OPERATION
6
Depress adjustment lever and move gunner's power control handle
to lowered position.
7
Release manual elevation handwheel by pulling up locking pin and
elevate or depress gun-launcher.
8
Traverse turret with manual traverse handle.
ELECTRICAL OPERATION (NON-STABILIZED MODE)
6A
Secure manual elevation handwheel by engaging locking pin in
retainer. Depress adjustment lever and move gunner's power
control handle to raised position.
7A
Turn TURRET CONTROL POWER switch on. The indicator lamp
above the switch will illuminate.
NOTE. Allow approximately 20 seconds until TURRET
CONTROL POWER switch READY lamp illuminates.
8A
Depress palm switch on power control handle and remove any gun
2-19 and
elevation or turret azimuth drift by rotating TRAV and/or ELEV
2-21/7, 8,
trim buttons. Rotate gunner's control handle to elevate or
11
depress gun and to traverse turret onto target.
CAUTION: DO NOT KEEP HANDLE IN ELEVATION OR
DEPRESSION POSITION WHEN MECHANICAL STOP IS REACHED.
Immediately return handle to neutral position or back away from
stop. A stalled servo motor (recognizable by high pitched sound,
and/or burning odor from motor generator) will cause severe
damage to servo motor and motor generator.
NOTE. Commander can override gunner's control in either
non-stabilized or stabilized modes by depressing his palm switch
and rotating control handle.
2-30
