TM 9-2350-256-20-1
0089 00
CORRECTIVE ACTION Continued
6.
Reconnect smoke grenade launcher system wiring harness to M239 launcher power switch box.
Disconnect smoke grenade launcher system wiring harness from FIRE SMOKE box assembly. Place
red lead of multimeter in socket B and black lead to ground. Turn MASTER and ARM SMOKE
switches ON and check for voltage. Place red lead of multimeter in socket D and black lead to ground
and check for voltage. Turn MASTER and ARM SMOKE switches OFF. If voltage is present in both
sockets, go to step 7. If voltage is not present in either socket, repair/replace smoke grenade launcher
system wiring harness (see WP 0240 00).
0089 00-6
