TM 9-1345-203-12
(3) Wind firing wire around a stake located approxi-
(5) Mines manufactured after 1972 have a rubber insu-
mately 1 meter from same side of mine as detona-
lated spool wire extending into the blasting cap of the M4
tor well to prevent mine from being misaligned if
assembly and no connector. These mines require a different
firing wire is disturbed.
arming procedure as follows:
(a)
Slide rubber covered wire (approximately 6 in.
WARNING
above the cap) into slotted end of shipping plug
priming adapter with slight pressure.
A CONTINUITY TEST OF FIRING CIR-
CUIT SHOULD BE CONDUCTED
(b)
Pull up on excess wire through slotted end of
BEFORE BLASTING CAP IS PLACED
shipping plug priming adapter until top of blast-
INTO DETONATOR WELL (PARA (10)).
ing cap is firmly seated in bottom portion of
shipping plug priming adapter.
OPERATOR WILL RETAIN POSSES-
SION OF M57 FIRING DEVICE AT ALL
(c)
Then, screw shipping plug priming adapter and
TIMES DURING LAYING OF MINE AND
blasting cap into detonator well.
TESTING OF FIRING CIRCUIT. THIS
PREVENTS ACCIDENTAL FIRING BY A
(d)
Recheck aim of mine to assure mine has not been
SECOND INDIVIDUAL.
disarranged. This procedure should also be used
ASSURE THAT FACE OF MINE
with M10 Blasting Cap Assembly which has
MARKED "FRONT TOWARD ENEMY"
connector on it. (This assembly is used with
AND ARROW ON TOP OF MINE POINT
M68 Inert Mine.)
IN DIRECTION OF ENEMY.
(6) Unwind remaining firing wire to firing position. If
possible, bury firing wire to protect it from artillery
fire and to prevent easy detection. Camouflage the
NOTE
mine. Examples of setup are shown in figure 2-12.
There are two methods for arming a mine, one
WARNING
for mines manufactured prior to 1972 and
another for mines manufactured after 1972.
MINE FIRING POSITION SHOULD BE
LOCATED IN A CLEARED FOXHOLE, A
SHIELDED OR PROTECTED POSI-
(4) For mines manufactured prior to 1972:
TION, OR AT LEAST 16 METERS
BEHIND OR TO SIDE OF EMPLACED
(a)
Slide slotted end of shipping plug priming
MINE.
adapter on firing wires of blasting cap between
FIRING DEVICE SHOULD NOT BE CON-
crimped connections and blasting cap.
NECTED TO THE FIRING WIRE UNTIL
THE ACTUAL TIME OF FIRING.
(b)
Pull excess wire through slotted end of shipping
plug priming adapter until top of blasting cap is
CAUTION
firmly seated in bottom portion of shipping plug
priming adapter.
SINGLE HEARING PROTECTION IS
REQUIRED FOR ALL PERSONNEL
(c)
Screw shipping plug priming adapter and blast-
WITHIN 300 FEET (90 M) OF A DETONAT-
ing cap into detonator well.
ING M18A1 AP MINE.
NOTE
(d)
Recheck aim of mine to assure mine has not been
disarranged.
Retain paper roll form or plastic spool for
future use during disarming.
Change 4
