TM 9-2350-230-12, C4
STEP
PROCEDURE
.
FULL CO2 BOTTLE WEIGHTS VARY, THEREFORE,
MAKE CERTAIN OF BOTTLE WEIGHT WHEN
RECEIVED. IF NOT LEGIBLE, WEIGH BOTTLE
AND RECORD WEIGHT
REMOVAL
1
RELEASE CLIP SECURING C02 BOTTLE CARRYING
HANDLE IN THE VALVE HANDLE NOTCH (OPEN
POSITION).
2
INSTALL SAFETY PIN TO SECURE VALVE
HANDLE IN THE CLOSED POSITION.
3
OPEN BREECH AND BLEED OFF LINE PRESSURE
BY PULSING THE LOADER'S BREECH CHAMBER
SCAVENGE REPEAT SWITCH (A, FIG. 3-1) UNTIL
LINE PRESSURE IS DEPLETED.
CAUTION: FAILURE TO BLEED OFF LINE
PRESSURE
WILL
MAKE
IT
IMPOSSIBLE
TO
CONNECT
PRESSURIZED LINES AT ASSEMBLY
UNLESS FITTING ARE REMOVED. IF
THIS IS NECESSARY, DO SO WITH
CAUTION, KEEPING FACE AWAY TO
PROTECT FROM C02 BLAST
4
SEPARATE HOSE QUICK-DISCONNECTOR FROM
CO2 BOTTLE ADAPTER
5
RELEASE RETAINING STRAP AND REMOVE
BOTTLE FROM MOUNTING STRAP.
WEIGHING
6
HOOK SCALE ONTO C02 BOTTLE VALVE AND
WEIGH CONTENTS.
NOTE: REPLACE BOTTLE IF WEIGHT HAS
DECREASED FOUR POUNDS OR MORE.
INSTALLATION
7
REMOVE SPARE C02 BOTTLE WITH ADAPTER
FROM STOWAGE BRACKET AND INSTALL.
REVERSE REMOVAL PROCEDURE, FOLLOWING
STEPS 5, 4, 2, AND 1.
8
SECURE EMPTY BOTTLE IN SPARE STOWAGE
BRACKET.
NOTE REMOVE HOSE ADAPTER FROM EMPTY
C02 BOTTLE FOR USE ON REPLACEMENT
BOTTLE
AND
TURN
IN
FOR
REPLACEMENT AS SOON AS POSSIBLE.
Figure 3-2.2. (Added) Removal/weighing/installation of gun-launcher bore and breech chamber scavenging system CO2
bottle
3-8.2