SB 742-1370-94-703
d. Do not select signals from metal containers that
malfunctions, especially those not included among
have been opened or that have punctures or other
defects listed in paragraphs 15 and 16, below, or in SB
evidence of breaks in the hermetic seal. (If substitute
742-1, should be included whenever pertinent and
samples are selected because original sample
practical. The following observations, as a minimum,
containers are defective, annotate this action on the DA
must be reported:
Form 984, section A, block 13.)
a. Report any markings that are incorrect, misleading,
incomplete, or unidentifiable.
b. Give location and extent of any rust, corrosion,
8. Surveillance test equipment.
damage, or deterioration.
The following equipment is to be used in testing items
c. Give the time to nearest tenth of a second during
according to this procedure.
which three or more stars are burning.
a Device, holding, hand signal, APE 1918.
d Give the time to nearest tenth of a second from
b. Tank, immersion, APE 1901.
ignition of first star until last star extinguishes.
c Measuring device, altitude and drift, APE 1908.
d Oven, preconditioning, APE 1916M1.
e. Kit, test M125, M126, and M127 signals, APE
12. Definitions.
1918E001.
None necessary.
f Chamber, low-temperature, APE 1938 or APE 1904.
g. Stopwatch, 2 each.
13. Classification of defects.
h. Thermometer.
Defects observed during inspection and testing will be
i Table, function testing, APE 1903.
classified and reported according to paragraphs 14 and
j. Indicator, wind speed, APE 1915 or equivalent.
15 below and with SB 742-1. Any defects or nonstandard
conditions observed that are not listed below or in SB
9. Preparation for test.
742-1 will be described fully and reported with
a. Immerse 60 signals, within sealed metal containers,
recommendations of a QASAS as to classification.
horizontally in 70 +/10 degrees F (21 +/5 degrees C)
14. Non-functioning defects.
water to a depth of 9 inches below surface of water for
a. Critical-
15 to 20 minutes. Wipe containers dry and temperature
(1) Primer above flush.
condition as follows:
(2) Color of cork disk incorrect.
(1) Temperature condition signals (in containers) 1-
(3) End color of container missing or incorrect.
20 for 24 hours at 165 +/10 degrees F (74 +/- 5 degrees
(4) Embossing of container is either missing or
C).
incorrect.
(2) Temperature condition signals (in containers) 21-
(5) Firing cap assembled on primer end.
40 for 24 hours at 70 +/10 degrees F (21 +/- 5 degrees
b. Mqjor-
C).
(1) Cork disk improperly seated causing loose
(3) Temperature condition signals (in containers) 41-
components.
60 for 24 hours at -65 +/10 degrees F (-64 +/- 5 degrees
(2) Key missing or with major damage precluding
C).
use.
b. Signals must be tested as soon as possible (but not
(3) Instruction label missing or illegible to extent that
longer than 15 minutes) after temperature conditioning.
firing instructions cannot be read.
c. Set-up APE 1918 and 1918E001 according to the
(4) Metal container leaks.
APE manuals so that the signals can be launched
(5) Signal damaged to preclude proper functioning.
remotely from the personnel shelter.
(6) Major rust or corrosion.
Lock firing lanyard in lanyard control box in the shelter.
(7) Signal cannot be removed from container even
The person who installs the signals in launcher will carry
with handtool.
key to control box at all times to preclude unauthorized
c. Minor-
access to lanyard.
(1) Removal of signal from metal container requires
use of handtools (pliers, etc.).
(2) Tear strip breaks preventing removal of signal
10. Test procedure.
without use of handtool.
Launch signals vertically from fixture and record
(3) Minor rust or corrosion.
appropriate observations for each signal as instructed in
(4) Markings (other than instruction label) missing or
paragraph 11 below.
illegible.
11. Observations.
All observations of
nonstandard
conditions
and
