4.2.3 Primary Actuation
The
following information shall be marked on the Primary
Actuation
-Part number. including dash number
or serial number. and
date of manufacture
4.2.4
The manufacturer shall provide all
necessary instructions
manuals.
4.3
Tests: The following
Performance Standards shall be met. There shall be
no failure to meet any of the requirements
the
tests of this section. In
of a failure.
the
must be found. corrected. and all affected
tests repeated.
4.3.1 Ripcord Test: The ripcord. including all joints
between the handle and the release, shall not fail
a straight tension test load of 1335 N (300
applied for not less than three seconds.
the ripcord
is to be
line operated. the test shall be 2670 N
(600 Ibf) for not less than three seconds. The
if
shall not yield
a 36 N (8 Ibf) load applied
to the
(or equivalent)
to the axis of
the pin. The pin shall be supported for 13 mm
in.)
at the end farthest kom the
4.3.2
test. Primary Actuation
Ripcord:
Reserve
assemblies shall be tested both
with the main
and empty.
4.3.2.1 Human
The primary actuation
shall be ground tested by use of a representative
group of no less than five male and five female
They shall be able to
the actuation
any
difficulty while in a
suspended harness. The ripcord or equivalent shall
be sealed for these tests.
4.3.2.2
Test: A load AT THE RIPCORD HANDLE
of not less than 23 N (5 Ibf) (applied in the
giving the lowest
load) nor more than 97 N (22 Ibf)
(APPLIED IN THE
GIVING THE HIGHEST
PULL LOAD
NORMAL DESIGN
OPERATIONS) shall be required to
a positive
and quick functioning of the
assembly on
all tests. A
of ten
tests is required. For
ehest-type
assemblies. the maximum
shall be 66 N (15 Ibf).
4.3.3 Compressed Pack and Environmental Test:
Three drops shall be made to the
Speed
in 4.3.6 except that
to the test the
assembly shall be
subjected
to the
following conditioning:
4.3.3.1 Four hundred continuous hours with a 890 N
(200 Ibf) load applied to compress the pack. Sixteen
hours at 93.3 degrees C
degrees F) without the
890 N (200
load. Immediately
890 N (200
load and stabilize to ambient and test drop.
4.3.3.2 Sixteen hours at
degrees C (-40 degrees F)
without the
N (200 Ibf)
Immediately apply
N (200
load and stabilize to ambient and test
drop.
These tests may be combined with 4.3.6
practical.
4.3.4 Strength Test: No material(s) or
that
attenuate
loads and is not an integral part of the
assembly or component being certified
may be
Tests may be conducted for either a
assembly or a separate canopy.
There shall be no
of material.
or
failure that will
airworthiness. The
same canopy. harness and
riser shall be used for
all
assemblies may be tested in
accordance with Category
or C.
4.3.4.1
Assembly: Three drops shall be
made with a 136 kg (300 Ib) man-shaped dummy.
The
of the dummy shall be in accordance with
Category A.
or C schedule (see Table 1). Where
easily detachable hardware (such as Snap and Ring)
is used to attach the canopy or
to the harness a
connector must be used and one test shall be
made with only one attachment engaged to test the
connector and hardware.
4.3.4.2 Canopy (Alten-rate test for 4.3.4.1): Three drops
shall be made with a suspended weight of 136 kg
(300 Ib) and a
in accordance with Category A.
6. or C schedule (see Table 1). A test vehicle
a
bomb) may be used. The canopy. deployment
(if used). a
(if used). and
(if used)
shall be tested as a unit. The
or equivalent
shall be secured to
test vehicle in the same
that it is intended to
to the harness.
Where easily detachable hardware (such as Snap and
Ring) is intended
attach the canopy or
to the
harness. one drop shall be made with only one
attachment engaged to test the
connector and
hardware.
4.3.5
Test
Lines): A
of
five drops shall be made with a 77 kg (170 Ib) dummy
or person. The indicated air
at the time of
release shall be
knots. Three twists (360 degrees
shall
be
in the Suspension
lines adjacent to the lowest attachment
to the
canopy. The
must be
open within four
seconds from time of pack release.
4.3.6
Test (Normal Pack): There shall be
of 46 drops from an
with a 77 kg
(170 Ib) dummy or person. The indicated air
at
the time of pack release shall be as follows for 16
drops
60.85. and 110 knots IAS. In addition.
Reserve
Assemblies shall be dropped 8
times by breaking away from an open and normally
functioning main
canopy and releasing the
Reserve pack within
seconds of the breakaway.
The
canopy must be
open within three
seconds from time of pack release. These tests may
be live jumps by a 77 kg (170 Ib) (min) individual
except that at least two dummy drops shall be made
at 66.85. and 110 knots IAS. Reserve
Assemblies shall be tested with the main
compartment(s)
and
(24 tests
4.3.7 Rate of Descent Tests: There shall be at least 6
drops. of
at least 3 shall be dummy drops. from
an
with a 77 kg (170 Ib) (min) individual
dummy. The
rate of descent shall not exceed
(21 ft) per
for the last
(98 ft)
corrected to standard sea
altitude conditions. A
method shall be employed for
and accurate
measurement of rate of descent such as the use of a
weighted
or
by
the descent may be
timed for the last 30m (98 ft) from the time of ground
of the weight to ground
of the dummy.
The
shall not exceed 15 degrees
the
These tests may be combined with other
tests in this section.