Figure 1-6. Rocket motor, forward view.

TM 9-1375-213-12-1

Figure 1-6. Rocket motor, forward view.

(a) A lo-foot (300 centimeter) length of No.

1. The continuity plugs are removed from

18, two-conductor wire with an electrical connec-

all interkit connectors except from the kit far-

tor on one end and a M6 electric blasting cap at

thest from the blasting machine.

the other end.

2. All the firing lead plugs are removed

(6) A 9-foot (270 centimeter) length of det-

from all firing cable connectors except from the

onating cord with a priming adapter M1A4 and

kit nearest the blasting machine.

a M7 nonelectrical blasting cap at one end.

3. Starting with the kit farthest from the

blasting machine each firing cable connector is

of the detonating cord by a plastic sleeve to assure

connected, in turn, to the interkit connector of the

close contact between the detonating cord and the

next kit in line. All the kits are connected in this

blasting cap for good propagation of the detona-

manner, to complete the series circuit.

tion.

NOTE

(3) These components form a continuous fir-

The designations of "farthest kit" and

ing train connecting the firing device to the

"nearest kit", as used hereafter, refer to

shaped charge.

the position of the kits in relation to the

(4) For multi-kit hookups, the demolition cir-

blasting machine.

cuit detonating cords are taped together at the

plastic sleeve area to form an explosive junction,

h. Demolition Circuit.

to assure simultaneous functioning of the shaped

(1) The demolition circuit (fig. 17) is shipped

charges.

in a plastic bag which is enclosed in a wooden box.

i. Tripod. The tripod (fig. 1-3) consists of three

The box top is secured by two nylon straps.

two-section tubular legs, permanently joined at

(2) The demolition circuit consists of several

the top by a metal fixture. Approximately 12

electrical and nonelectrical components.

1-8