REMOVE CARTRIDGE (SQUIB), FIRE EXTINGUISHER (30402103) (Continued)

TM 55-1520-240-23-10 12-28 REMOVE CARTRIDGE (SQUIB), FIRE EXTINGUISHER (30402103) (Continued) 12-28 NOTE There are two cartridges (squibs) on each fire extinguisher (bottle). Both are removed in same way. 1. Remove nut (1) and disconnect wire (2) from electric terminal (3) of cartridge (4). Tag wire. 2. Remove nut (1) and disconnect wire (5) from ground terminal (6) of cartridge (4). Tag wire. 3. Connect shunt wire (7) between electric terminal (3) and ground terminal (6). Use lockwire (E231). 4. Remove lockwire from cartridge (4) and housing (8). Do not allow housing to turn. If housing loosens, fire extinguisher can discharge and can cause personal injury. 5. Use wrench (9) on housing (8) to keep housing from turning. Cartridge is an explosive device and is dangerous to personnel. Be sure the electrical terminal is shunted to the ground terminal before the cartridge is removed. Place the cartridge in a protective container. 6. Remove cartridge (4) and packing (10). FOLLOW-ON MAINTENANCE: None END OF TASK 12-68