TM-3-1040-268-20-P
LAUNCHER, GRENADE, SMOKE: SCREENING, RP, M250
TECHNICAL MANUAL; ORGANIZATIONAL MAINTENANCE MANUAL (INCLUDING REPAIR PARTS AND SPECIAL TOOLS LIST)
MAY 1982
TM-3-1040-268-20-P - Page 17 of 72
TM 3-1040-268-20&P
Table 2-1 TROUBLESHOOTING PROCEDURES
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
1. DISCHARGER WON’T FIRE.
NOTE
Electrical receptacle connector key location (V) and position of pins A, B, and C are marked on
insulator inside of shell. Electrical receptacle connector key on left hand discharger points to right. On
right hand discharger, key points to left.
Step 1. Inspect electrical receptacle connector (1) on cover plate (2) for broken shell and broken or bent
pins A, B, and C,
a. If shell or pins are broken, replace electrical receptacle connector. Remove and install
(para 2-8c).
b. If pins are bent, straighten.
Step 2. Place discharger(s) on bench and mark barrels 1 through 6 as shown.
2-5
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