This technical manual is organized as follows:

Section I. Introduction 
1. Scope 
2. Characteristics 
3. Difference Between Models 
4. Description of Adjustable Rear Sight Assemblies 
5. Description of Cartridge 
6. Data 
7. Forms and Records 

Section II. Inspection Prior to Disassembly 
8. General 
9. Purpose 
10. Reports 
11. Inspection — General Condition, Operation, and Functioning 
12. Operating Inspection, Carbines, cal. .30, M2 and M3 
13. Trigger Pull 
14. Barrel and Receiver Group 
15. Headspace Gauging 
16. Magazine 
17. Adjustable Rear Sight Assembly 

Section III. Tools, Gauges, and Fixtures 
18. General 
19. Special Tools 

Section IV. General Maintenance 
20. Scope 
21. Allocation of Maintenance Responsibilities 
22. General Methods 
23. Removal of Rust 
24. Removal of Burs from Screw Heads and Working Surfaces 
25. Inspection and Replacement of Springs 
26. Testing Carbine After Assembly 
27. Cleaning and Rust Prevention 
28. Rust Preventives and Cleaning Materials 
29. Storage and Shipping 

Section V. Trigger Housing Group 
30. Disassembly 
31. Inspection 
32. Inspection — Carbine, Cal. .30, M2, and M3 
33. Maintenance and Repair 
34. Functional Check 

Section VI. Operating Slide Assembly 
35. Inspection 
36. Maintenance and Repair 
37. Functional Check 

Section VII. Bolt Group 
38. Disassembly (fig. 30). 
39. Inspection 
40. Assembling 
41. Functional Check 

Section VIII. Front Sight Assembly 
42. Disassembly 
43. Inspection 
44. Maintenance and Repair 
45. Assembly 

Section IX. Rear Sight Assembly 
46. Disassembly 
47. Inspection 
48. Maintenance and Repair 
49. Assembling 

Section X. Barrel and Receiver Group 
50. Disassembly (fig. 43). 
51. Inspection 
52. Maintenance and Repair 
53. Assembling 

Section XI. Stock Group 
54. Disassembly 
55. Inspection 
56. Maintenance and Repair 
57. Assembly 

Section XII. Magazine Assembly 
58. Disassembly 
59. Inspection (figs. 68 and 69). 
60. Assembly 

Section XIII. Equipment 
61. Sling (M1, M1A1, and M2) 
62. Oiler (except M1A1) 
63. M4 Bayonet Knife 
64. M8A1 Scabbard 

Section XIV. Function Firing and Final Inspection 
65. General 
66. Function Firing 
67. Final Inspection

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