TM 9-1330-200-12/TM 1330-12/1A
Section III. MAINTENANCE-USER/OPERATOR
(a) Diamond crimp. If width between
Maintenance at the user/operator level consists mainly
corner points of obtuse angles of diamond crimp is less
of preventive maintenance.
then 1/16-inch spread safety pin legs to angle of 45 to
inspect for critical defects. A critical defect is a missing
or faulty component of a grenade that may result in
(b) Angular spread. If angular spread is
hazardous or unsafe conditions for personnel using the
less then 45 spread safety pin legs to angle of 45 to
a. Inspect unpacked hand grenades periodically for
Only one safety pin leg is required to
be bent on the M201 series fuzes.
(1) Rust and/or corrosion.
(6) Presence and position of safety clip. The
omission of a safety clip on any grenade requiring one is
corroded or pitted fuzes and/or safety levers to
a critical defect and the clip should be installed. (See
ammunition disposal personnel.
table 1-1 for listing
of grenades requiring safety clips.)
(b) Turn in grenades with heavily rusted
(7) When adjustment or installation of safety
or pitted bodies to ammunition supply personnel for
clip is required, adjust as follows:
(a) Grenade M67 will be found with two
(c) Clean grenades with lightly rusted
types of safety clips. One type is the same as that used
grenade bodies are serviceable and may be thrown or
launched from a rifle.
1. Hold the fuzed grenade in palm
(2) Damaged safety levers or broken lugs
2. Insert small loop at open end of
(3) Presence of safety pin. Missing safety pin
safety clip in slot of fuze body beneath safety level (2,
is a critical defect and ammunition disposal personnel
should be notified.
3. Press clip across safety level
(4) Assure that diamond crimp is present or,
until closed end of clip touched safety level and clip has
if safety pin legs are spread, the spread is 45 to 60
An insecurely installed safety pin is a critical defect and
(b) Grenade M61 used the same safety
should be adjusted.
(5) When adjustment of safety pin is
(8) Fuze seated and correct assembly of