SMOKE AND ILLUMINATION SIGNAL - TM-55-1680-348-100024

TM 55-1680-348-10

One end of the signal device contains orange smoke for daytime use and the

opposite end (flare end) contains a pyrotechnic composition for illumination during

nighttime use. The illumination end of the signal can be identified by a series of

embossed projections located 1/4 inch below the end cap. The average burning time

of the illumination signal is 18 seconds and when used at night as recommended, it

can be seen at a distance of two to three miles from an altitude of 3000 feet. During

daytime, the smoke end of the signal can be seen at a distance of two to three miles

at an altitude of 3000 feet. To activate the smoke and illumination signal, proceed as

follows:

WARNING

Do not attempt to ignite both ends of a signal at the same time.

a. Remove the paper or plastic cap from either the smoke or illumination end of

the signal, as applicable.

b. Grasp the signal firmly with one hand and hold the signal close to the chest in

a horizontal position with each end of the signal pointed away from the body.

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