1971 US Army Vietnam War OPERATORS ... - Survival Books

WWW.SURVIVALEBOOKS.COMTM 9-1330-200-12/TM 1330-12/1ASection III. MAINTENANCE-USER/OPERATOR3-6. General(a) Diamond crimp. If width betweenMaintenance at the user/operator level consists mainly corner points of obtuse angles of diamond crimp is lessof preventive maintenance. During maintenance, then 1/16-inch spread safety pin legs to angle of 45° toinspect for critical defects. A critical defect is a missing 60°as shown in figure 3-4.or faulty component of a grenade that may result in(b) Angular spread. If angular spread ishazardous or unsafe conditions for personnel using the less then 45°, spread safety pin legs to angle of 45° togrenades.60°as shown in figure 3-4.3-7. InspectionNOTEa. Inspect unpacked hand grenades periodically forOnly one safety pin leg is required tothe following:be bent on the M201 series fuzes.(1) Rust and/or corrosion.(6) Presence and position of safety clip. The(a) Turn in grenades containing omission of a safety clip on any grenade requiring one iscorroded or pitted fuzes and/or safety levers toammunition disposal personnel.a critical defect and the clip should be installed. (Seetable 1-1 for listing of grenades requiring safety clips.)(b) Turn in grenades with heavily rusted(7) When adjustment or installation of safetyor pitted bodies to ammunition supply personnel for clip is required, adjust as follows:disposition.(c) Clean grenades with lightly rustedbodies in accordance with paragraph 3-8. Lightly rustedgrenade bodies are serviceable and may be thrown orlaunched from a rifle.(2) Damaged safety levers or broken lugs(fig. 2-1).(3) Presence of safety pin. Missing safety pinis a critical defect and ammunition disposal personnelshould be notified.(4) Assure that diamond crimp is present or,if safety pin legs are spread, the spread is 45° to 60°.An insecurely installed safety pin is a critical defect andshould be adjusted.(5) When adjustment of safety pin isrequired, adjust as follows (fig. 3-4):(a) Grenade M67 will be found with twotypes of safety clips. One type is the same as that usedon the M69 (fig. 2-3). The second is adjusted as shownin figure 3-5.1. Hold the fuzed grenade in palmof hand with pull ring up (1, fig. 3-5).2. Insert small loop at open end ofsafety clip in slot of fuze body beneath safety level (2,fig. 3-5).3. Press clip across safety leveluntil closed end of clip touched safety level and clip hassnapped around safety lever (3, fig. 3-5).(b) Grenade M61 used the same safetyclip as the M62. See paragraph 2-1b(2)(g).(8) Fuze seated and correct assembly ofsafety clip (when installed) (fig. 3-6).Change 14 -3-4.1