TM 9-2350-230-12, C5
TABLE 3-4. LOADING, FIRING, AND UNLOADING 6UN-LAUNCHR WITH CONVENTIONAL ROUND
STEP
PROCEDURE
FIG/ITEM
WARNING: Do not chamber ammunition until immediately before firing.
Ammunition left too long in a hot weapon may result in hazardous
conditions. fire or remove ammunition within five minutes of
chambering. Refer to Section 7-2 for instructions and warnings on
handling ammunition before proceeding to fire.
PREPARATION FOR FIRING
1
Perform before-operation preventive-maintenance checks and services
2
Check safe-to-fire indicator rod to be sure it is within safe range. 3-2
3
Check recoil mechanism replenisher system reservoir for proper
fluid level
4
Remove 152MM gun-launcher muzzle plug if installed.
5
Check boresight alignment of gun-launcher, 7. 62MM machine gun and
sighting and fire control equipment (table 2-9). Be sure machine
gun cover is closed and locked.
6
Turn vehicle MASTER SWITCH on and start engine.
7
Turn TURRET CONTROL POWER switch on (non-stabilized mode),
turn STAB switch on (if stabilized mode is desired) (par. 2-5).
8
Turn FIRE CONTROL selector to CONV position. The corresponding
lamp above the selector will illuminate.
9
Turn turret ventilating fan on.
NOTE: The turret fan motor circuit is interrupted when gun launcher
leaves "in-battery" position (after a successful missile or conventional
firing) and remains interrupted until the completion of scavenging cycle.
9.1
On vehicles with C02 scavenging system, remove bottle valve safety
pin and secure operating handle in open position with clip. Weigh
CO2 bottle after firing every ten (10) rounds.
9.2
On vehicles equipped with closed breech scavenging system, make sure
shut-off valve is open (handle parallel to valve), and turret selector
switch is on "CONV". Turn compressor switch ON; compressor
should run if gage reads less than 2800 psi. Momentarily trip
scavenger by means of lever on air solenoid valve to check operation
of scavenger system.
OPENING BREECH ELECTRICALLY AND LOADING
CAUTION: Prior to loading, make sure tube, coupling, and breech
chamber are clear do burning or smoldering residue.
10
Place loader's control box SAFE/READY switch in SAFE position.
11
Position breech actuator handle lever to engage one of 8 slots in
rear cover.
12
Open breech by holding CLOSE/OPEN switch on loader's control box
to OPEN position until breech is fully opened.
13
Remove round from stowage rack. Remove ballistic protective cover.
Place round on loading tray. Remove neoprene barrier bag while
loading round into gun tube. Shove round firmly into tube until
detent pin is engaged.
WARNING:
Use only correct lots of
ammunition and handle with care.
Avoid striking fuze or primer. (Refer to Section 7-2)
14
Place ejector mechanism lever in non-eject (up) position.
3-/D
3-5