13. Functioning defects. a. Critical. None.
f.
After each end is tested, record the
b. Major.
appropriate observations as instructed in paragraphs 10
(1) The cap (state which end) can not be
and 13 below.
removed either by pulling on the pull ring or by using the
10. Observations. All observations of nonstandard
ring as a lever to break the seal.
conditions and malfunctions, especially those not
included among the defects listed in paragraphs 12 and
(2) Pull ring breaks or is separated from the
13 below or in SB 742-1, should be described in full
detail.
(3) Pull wire breaks on either end (or both
Pictorial evidence of nonstandard conditions should be
ends) of the signal.
included whenever pertinent and practical. The report
(4) Signal fails to ignite. (Indicate whether
must provide the following information as a minimum.
the smoke or flare end failed and whether the failure to
a. Note any instance of marking which is
ignite occurred for the first part fired or the second part
misleading, incomplete, or unidentifiable.
fired.)
b. Give the location and extent of rust or corrosion.
(5) Smoke emission time is less than 10
c. Record the smoke emission time to the nearest
seconds.
second. The smoke shall be emitted for 10 seconds
(6) Flare burning time is less than 12
minimum to 32 seconds maximum.
seconds.
d. Record the flare burning time to the nearest
(7) Both ends smoke.
second. The flare shall burn for 12 seconds minimum to
(8) Both ends flare.
30 seconds maximum.
(9) Smoke end continues to flame after snuff-
e. Note the density of the smoke (satisfactory or
out procedure has been used.
unsatisfactory).
The smoke shall be of good or
(10) Color of flare is other than red.
satisfactory volume and easily visible.
(11) Color of smoke is other than orange.
f. Note the intensity of the flare (satisfactory or
(12) Density of smoke is unsatisfactory.
unsatisfactory). The flare shall be easily visible.
(13) Intensity of flare is unsatisfactory.
g. The color of the smoke (orange) and the flare
(red) shall be clearly distinguishable.
b. Minor.
h. Record the occurrence of any or all nonstandard
(1) Smoke emission time is more than 32
conditions or malfunctions classified as defects in
seconds.
paragraphs 12 and 13 below or in SB 742-1; and record
(2) Flare burning time is more than 30
any nonstandard condition or irregularity (even if not
seconds.
specifically classified as a defect) which, in the opinion
14. Evaluation. Using the following criteria, and
of responsible personnel, merits consideration.
considering functional codes and nonfunctional
11. Classification of defects. The defects observed
characteristics separately, an interim condition code will
during inspection and testing will be classified in
be assigned in accordance with SB 742-1. A lot will be
accordance with paragraphs 12 and 13 below and with
classified as Condition Code J and reported in
SB 742-1. Any defects observed or suspected which
accordance with SB 742-1 if any critical defects are
are not listed in paragraphs 12 and 13 or in SB 742-1
observed.
will be described fully and reported with the
a. Nonfunctional characteristics.
recommendations of the QASAS as to classification.
(1) Serviceable for Unrestricted Issue and
12. Nonfunctioning defects. a. Critical.
Use. A lot not classified as Condition Code J shall
(1) Both protective cap and soldered cap are
qualify as serviceable for unrestricted issue and use if it
detached.
meets the following requirements on inspection of 40
(2) Both protective cap and soldered cap are
signals by attribute:
loose to the extent that normal handling might detach
(a) not more than 2 major defectives,
them.
(b) not more than 3 minor defectives.
b. Major
(2) Serviceable for Priority of Issue. A lot not
(1) Protective cap is missing.
classified as Condition Code J or serviceable for
(2) Protective cap is badly damaged.
unrestricted issue and use shall qualify as serviceable
(3) Soldered cap is not securely seated.
for priority of issue if it meets the following requirements
on inspection of 40 signals by attribute:
(4) Pull ring is not secure.
(a) not more than 5 major defectives,
(5) Identification as to which end is for smoke
and which end is for flare is missing, illegible, or
(b) not more than 8 minor defectives.
misleading.
(3) Unserviceable. A lot not classified as
c. Minor.
serviceable for unrestricted issue and use or for priority
Marking (other than that listed in b(5) above) is
of issue shall be classified as unserviceable.
misleading, missing, or illegible.
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