Technical data

TM 9-1005-319-23&P
TABLE OF CONTENTS - Continued
WP Sequence No.
Page No.
CHAPTER 3 — FIELD MAINTENANCE INSTRUCTIONS (Continued)
Figure 5. Removal of Pivot Pin................................................................0021-4
Figure 6. Removal of Detent and Helical Spring ...................................0021-5
Figure 7. Removal of Buffer Assembly and Action Spring....................0021-6
Figure 8. Removal of Bolt Catch .............................................................0021-7
Figure 9. Removal of Magazine Catch....................................................0021-7
Figure 10. Removal of Sear and Selector Lever .......................................0021-8
Figure 11. Removal of Hammer Assembly ...............................................0021-8
Figure 12. Removal of Trigger Assembly .................................................0021-9
Figure 13. Inspection of Buffer Assembly ..............................................0021-10
Figure 14. Inspection of Action Spring ...................................................0021-10
Figure 15. Inspection for Serial Number................................................0021-11
Figure 16. Condemnation Criteria..........................................................0021-11
Figure 17. Installation of Trigger Assembly (M16A2/M16A4/M4) .......0021-12
Figure 18. Installation of Trigger Assembly (M16A3/M4A1)................0021-13
Figure 19. Installation of Hammer Assembly ........................................0021-13
Figure 20. Installation of Sear and Selector Lever................................0021-14
Figure 21. Installation of Magazine Catch.............................................0021-14
Figure 22. Installation of Bolt Catch ......................................................0021-15
Figure 23. Installation of Action Spring and Buffer Assembly.............0021-16
Figure 24. Installation of Pivot Pin Detent ............................................0021-16
Figure 25. Installation of Pivot Pin ........................................................0021-17
Figure 26. Installation of Buttstock Assembly (Rifle) ...........................0021-18
Figure 27. Installation of Buttstock Assembly (Carbine)......................0021-19
Figure 28. Installation of Pistol Grip......................................................0021-20
Figure 29. Use of Thickness Gage...........................................................0021-21
Figure 30. Use of Trigger and Hammer Gage ........................................0021-22
Buttstock Assembly Maintenance ............................................................................................ WP 0022
Figure 1. Removal/Installation of Buttplate ..........................................0022-1
Figure 2. Removal/Installation of Door Assembly .................................0022-2
Figure 3. Disassembly/Assembly of Door Assembly ..............................0022-2
Figure 4. Disassembly/Assembly of Buttstock Assembly (Carbine) .....0022-3
Hammer Assembly Maintenance.............................................................................................. WP 0023
Figure 1. Disassembly of Hammer Assembly.........................................0023-1
Figure 2. Assembly of Hammer Assembly..............................................0023-2
Trigger Assembly and Trigger Subassembly Maintenance .................................................... WP 0024
Figure 1. Disassembly of Trigger Assembly...........................................0024-1
Figure 2. Installation of Disconnector Springs (M16A2/M16A4/M4) ...0024-2
Figure 3. Installation of Trigger Spring .................................................0024-3
Lower Receiver and Receiver Extension Assembly (M16A2) 9349101,
(M16A3) 12012002, (M16A4) 12598102, (M4) 9390011, and
(M4A1) 12972690 Maintenance ............................................................................................. WP 0025
Figure 1. Removal of Trigger Guard.......................................................0025-1
Figure 2. Removal of Lower Receiver Extension (Rifle)........................0025-2
Figure 3. Removal of Lower Receiver Extension (Carbine) ..................0025-3
Figure 4. Inspection of Components .......................................................0025-4
Figure 5. Stamping Serial Number.........................................................0025-5
Figure 6. Installation of Buffer Retainer (Rifle) ....................................0025-6
Figure 7. Installation of Lowe
r Receiver Extension (Rifle)...................0025-6
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