C 10, TM 9-2350-230-12
k.
If firing is interrupted, remove round From
7-7.
Preparation for Firing
chamber of hot weapon promptly to prevent cook-off.
a. Remove ballistic protective cover. Remove
round from rack.
b. Assure that round is free of sand, mud, snow,
NOTE. Repeated loading and unloading of the same
result in hot residue in gun chamber.
round may result in a misfire.
c. Check cartridges visually for damage to
projectile body, ogive, rotating band and band coating
7-8.
Cartridges Prepared for Firing But Not Fired
which might result in difficulty in chambering the round.
d. Do not use firing mechanism adapter when firing
CAUTION: Do not reuse cartridges which have been
rounds assembled with cartridge cases M205.
ejected from weapons by ramming. Ejection difficulty
e. Assure that area to rear of forcing cone in tube
may have been caused by some nonstandard condition
and chamber is clear of residue.
in the ammunition and, also, the fuze may have been
f. Assure that internal portion of breech U
damaged during the ramming process.
(including firing mechanism) and chamber of cannon are
a. Assure that detent pin is in the retracted position
dry.
prior to any removal action. (Detent pin must be held in
g. Remove barrier bag as cartridge is shoved into
retracted position while round is being dechambered).
gun tube, checking for obvious case and primer damage
b. Do not use missile cap extractor to remove
which might result in difficulty in chambering the round.
round from chamber. (Extractor is intended only for fired
h. If any pieces of smoldering residue are visible
missile cap.) Ram cartridge gently if it cannot be
after firing, do not remove barrier bag of subsequent
removed by hand. Take care to catch rammed round
round until residue is extinguished and gun tube cleared.
before it drops to floor of vehicle.
i. In case of misfire, check for dirty firing
c. Holding round securely replace barrier bag and
mechanism. Clean firing mechanism before replenishing
ballistic protective cover. Stow in appropriate rack and
main gun ammunition.
use first in subsequent firings.
d. If ammunition is subsequently returned to ASP,
WARNING: Inspect unpacked cartridges which have
repack in original packing, including barrier bag.
been dropped for separation of cartridge case from
projectile; separation of base of case from case body;
7-9.
Maintenance
WARNING:
loose windshields (nose caps). Return rejected
1. Do not expose ammunition to extreme
cartridges to ASP for disposition.
temperatures. Do not expose to direct sunlight,
flame or other sources of heat. (Non-metallic
j. Strict observance of firing temperature limits is
easily ignited by cigarette embers, smoldering
residue, etc.
NOTE. Barrier bags may be difficult to remove at -
250F or below.
2. Handle explosive ammunition with utmost care.
Do not drop, drag, throw, tumble or strike
packaged
or
unpackaged
ammunition.
(Explosive elements in primers and fuzes are
sensitive to shock.)
3. Do not expose ammunition to rain, excessive
humidity or ground moisture. (Otherwise, short
ranges and excessive residue may result.)
to preclude accidental functioning.
7-4. 7