TM 9-1375-213-12
desired shape and using a non-sparking instru-
2-19. Priming
Charges with No Cap
Well
ment, make a hole into the explosive and insert
(Block Demolition Charges C4 and
the cap into the hole and secure in place.
C3, Sheet Charges M118 and M186,
and Military Dynamite M1)
(2) Electric Priming.
(a) Make a cap well as described in a.
(1) Nonelectric Priming.
(b) Untwist free ends of lead wire and
fasten to firing wire.
(a) Using a pointed nonsparking
insturment or pointed handle on crimper M2,
(c) Insert electric cap into cap well
make a hole in end of block demolition charge
and tie lead wires around charge by two half
enough to contain nonelectric blasting cap.
some slack in wires between blasting cap and
tie to prevent any pull on blasting cap.
(b) Using string, wrap several turns
around explosive and tie knot. Position tie so it
will be at top of hole when fused cap is inserted.
( d ) Mold the explosive into the
desired shape and using a non-sparking instru-
ment, make a hole into the explosive and insert
WARNING
the cap into the hole and secure in place.
(3) Detonationg cord Priming. To prime plas-
NEVER TRY TO FORCE A CAP
INTO AN EXPEDIENT CAP WELL
THAT IS TOO SMALL TO ADMIT
knot into a block charge or a molded piece of
IT EASILY. REMOVE CAP AND
explosive as shown. In either case, insure that
ENLARGE HOLE.
there is at least 1/2 inch of explosive on sides of
knot and at least one inch at end of knot.
(c) Insert fused cap into hole.
b. Sheet Charges (Demolition Charges M118
(Sheet) and M186 (Roll)).
(d) Tie string around time fuse at top
of hole with two half hitches. Do not tie string
(1) Nonelectric and Electric Priming.
so tightly that powder train is broken in fuse.
(e) Mold the explosive into the
2-24.2 Change 16