CHAPTER 15 MAINTENANCE OF M239 SMOKE GRENADE LAUNCHER SYSTEM

REPLACE/REPAIR M8A3 FILTER UNIT SWITCH ASSEMBLY (cont)

TM-9-2350-256-20 Carrier Cargo Tracked 6-Ton M548A1 (2350-01-096-9356) M548A3 2350-01-369-6081 Manual
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TM 9-2350-256-20 CHAPTER 15 MAINTENANCE OF M239 SMOKE GRENADE LAUNCHER SYSTEM CHAPTER OVERVIEW This chapter covers the removal, disassembly, assembly, and installation of M239 smoke grenade launcher system components. This chapter consists of the following paragraphs: Para. Task Page 15-1 Replace/Repair M239 Launcher Power Switch Box Assembly .................................................................. 15-1 15-2 Replace/Repair M239 Launcher Dischargers ............................................................................................. 15-3 15-3 Replace M239 Launcher Stowage Boxes .................................................................................................. 15-3 WARNING Make sure all launcher tubes are empty before performing maintenance on launcher system. DEATH or serious injury may result if tubes launch accidentally. 15-1 REPLACE/REPAIR M239 LAUNCHER POWER SWITCH BOX ASSEMBLY THIS TASK COVERS a. Removal b. Disassembly c. Assembly d. Installation INITIAL SET-UP Tools: Parts: Equipment Condition: • Tool kit, general mechanic's • Lockwashers (2) (Appendix G, Commander's plate and switch (Appendix C, item 53) item 104) assembly removed (see para- • Riveter, blind (Appendix C, • Lockwashers (2) (Appendix G, graph 16-5) item 42) item 119) • Lockwashers (4) (Appendix G, item 106) • Rivets (4) (Appendix G, item 238) a. REMOVAL 1 Disconnect harness connector (1) from switch box (2). 2 Remove switch box (2) from mounting bracket (3) by removing four screws (4) and four lockwashers (5). 3 Remove mounting bracket (3) by removing two screws (6) and two lockwashers (7). 15-1

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