C8, TM 9-2350-230-12
TABLE 2-1. DEPROCESSING VEHICLE
CONTINUED
STEP
PROCEDURE
FIG/ITEM
22
Recoil mechanism:
a. Check oil level in recoil mechanism with gun/launcher
elevated to 265 mils.
b. Pressurize recoil mechanism with hand pump until indicator
rod is in safe range.
23
Insure that recoil mechanism is exercised as prescribed in TB 9-
1000-234-35. (At time of deprocessing, recoil mechanism
should be exercised 20-25 times).
24
Operate and trim turret electric drive system Table 10-3.
25
Air compressor:
c. Check for leaks in closed breech scavenging system hoses
and connections (use soap solution to check suspected areas).
d. Manually activate CBSS and check functional operation.
e. Operate CBSS electrically:
(1) Turn turret power switch "ON" and turret selector Switch to "CONV".
(2) Open CBSS air shut off valve.
(3) Remove one mounting screw and loosen other screw of in-battery switch bracket
and swing up out of contact with actuator screw (see fig. 11-2). (M81E1 Gun Launcher).
NOTE. Do not disturb the setting of switch attachment to bracket
(4) To cycle CBSS, depress plunger of in-battery switch.
WARNING: When 1. 7-second surge of air is completed the breech chamber opens
automatically. All personnel must make certain to stand clear to prevent injury
(5) After completion of CBSS cycling SHUT OFF turret power, return in-battery
switch bracket to original position and replace and tighten mounting screws.
26
Check firing circuit using linear electromechanical actuator 4933-435-7736.
2-2.1