SB 742-1370-94-455
than five seconds but is not less than four seconds.
12. Nonfunctioning defects.
(4) Display hits the ground while the illuminant
a. Critical.
candle is still burning.
(1) Marking incorrect as to type or color of
14. Evaluation. Functional and nonfunctional codes will
signal.*
(2) Marking unidentifiable.
be recommended in accordance with the following
(3) Projector missing from the kit.
criteria and the interim condition code will be assigned. A
(4) All signals missing from the kit.
lot will be classified Condition Code J and reported if one
b. Major.
critical defect is observed.
(1) One or more but not all signals missing the
a. Nonfunctional Codes.
kit.
(1) Code A. A lot not classified as Code J shall
(2) Major damage to any component of the
qualify for Code A if it meets the following requirements
(3) Major rust.
on inspection of 48 samples (42 signals and six
(4) Major corrosion.
projectors) by attributes.
(a) Not more than two signals and no projector
c. Minor.
(1) Marking is illegible but is not misleading to
major defectives.
(b) Not more than three signals and no projector
type or color of signal.
(2) Instruction sheet missing.
minor defectives.
(3) Minor damage to any component of the
(2) Code B. A lot not classified as Code J or Code A
(4) Minor rust.
shall qualify for Code B if it meets the following
(5) Minor corrosion.
requirements on inspection of 48 samples (42 signals
and six projectors) by attributes.
13. Functioning defects.
(a) Not more than six signals and one projector
a. Critical.
major defectives.
(1) Projector holds signal captive while burning
(b) Not more than nine signals and one projector
occurs in the test fixture.
minor defectives.
(2) Signal or any signal component separates
(3) Code D. A lot not classified as Code J, Code A,
ejects, explodes, deflagrates or burns (state w within 15
or Code B shall be Code D.
feet of the test fixture.*
b. Functional Codes.
(3) Signal vents and snuffs out propellant
system.
(1) Code A. A lot not classified as Code J shall
b. Major.
qualify for Code A if it meets the following requirements
(1) Projector fails.
in the test of 48 samples (42 signals and six projectors)
(2) Signal fails to fire on second attempt
by attributes.
(a) Not more than two signals and no
(3) Signal or any signal component separate
ejects, explodes, deflagrates or burns (state w at 15 feet
projector major defectives.
(b) Not more than three signals and no
or more from the test fixture.
(4) Signal projects less than 15 feet from test
projector minor defectives.
fixture but remains intact and does not ignite
(2) Code B. A lot not classified as Code J or Code A
(5) Illuminant candle fails to ignite.
shall qualify for Code B if it meets the following
(6) Altitude of the display is less than 250 but is
requirements in the test of 48 samples (42 signals and
not less than 15 feet.
six projectors) by attributes.
(7) Altitude of the display is greater than feet.
(a) Not more than six signals and one projector
8) Burning time of the display in air is than four
major defectives.
seconds.
(b) Not more than nine signals and one projector
c. Minor.
minor defectives.
(1) Altitude of the display is less than 300 but is
(3) Code D. A lot not classified as Code J, Code A,
not less than 250 feet.
or Code B shall be Code D.
(2) Altitude of the display is greater than feet but
15. Records and reports. Function test results will
is not greater than 500 feet.
be recorded and reported as outlined in SB 742-1.
(3) Burning time of the display in air is
*This defect shall pertain to the color of the signal only.
example, the defect relates to whether or not the sign
painted red when a red (display) signal is specified and n
the color shade of the signal.
*Signal element ejection upon ground impact following
ignition failure and normal flight will not be consider
critical
defect.
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