Priming adapter M1A4 with nonelectric cap and time blasting fuse or detonating
Crimpers are equipped with fuse cutter;
Contact between cap end of time fuse and
moist fingers or other damp objects can
make certain cutting section is not used
cause a misfire.
during crimping operation. A crimp too
near the explosive in blasting cap may
j. Hold time blasting fuse vertically with square
cause detonation. Do not crimp cap more
cut end up and slip blasting cap gently down over
than 1/4-inch from open end.
it so that ignition charge in cap is in contact with
end of time fuse; if not in contact, it may misfire.
When crimping a cap, do not point cap
If end is flattened or if it is too large to enter
blasting cap freely, roll time fuse between thumb
and fingers until size is reduced to permit free
m. Extend arms, point cap out and away from
inch from open end.
k. After blasting cap has been seated, grasp time
blasting fuse between thumb, ring, and little
finger of less favored hand (left or right) and
place forefinger over closed end of cap to hold it
Should cap have to remain in place several days
firmly against end of time fuse. Keep a slight
before firing, protect joint between cap and time
pressure on closed end of cap with forefinger
blasting fuse with coating of sealing compound
or similar substance. Because this sealing
compound (para 1-2b(3)) does not make a
l. Slide middle finger down outer edge of blasting
permanent waterproof seal, submerged charges
cap to guide crimper (C. fig. 2-2), and thus obtain
should be fired immediately.
accurate crimping, even in darkness, since finger
can be used to locate open end of blasting cap.