MIL-PRF-38039D
4.5.7.6 Fungus resistance. The system shall be subjected to a fungus resistance test in
accordance with RTCA/DO-160, Section 13, Category F.
4.5.7.7 Salt fog test. The system shall be subjected to a salt fog test in accordance with
RTCA/DO-160, Section 14, Category S, 5% Salt Spray. The test duration shall be 48 hours.
4.5.7.8 Dust test. The system shall be subjected to a dust test in accordance with
RTCA/DO-160, Section 12, Category D. Note: if 140-mesh silica flour is used, local
environmental laws and criteria must be observed.
4.5.7.9 Acceleration test. Verification of the acceleration requirement shall be in
accordance with an industrially acceptable test method (see 6.3.5). The system shall function
properly when subjected to at least 10 g.
4.5.7.10 Altitude test. Verification of the altitude requirement shall be in accordance
with an industrially acceptable test method (see 6.3.6). The system shall function properly when
subjected to a maximum altitude of 100,000 feet.
4.5.7.11 Explosive atmosphere test. The system shall be subjected to an explosive
atmosphere test in accordance with RTCA/DO-160, Section 9, Category A.
4.5.7.12 Leakage (immersion) test. The system shall be subjected to a leakage
(immersion) test in accordance with RTCA/DO-160, Section11, Category F.
4.5.7.13 Solar radiation (sunshine) test. Verification of the solar radiation requirement
shall be in accordance with an industrially acceptable test method (see 6.3.3). Upon completion
of this test, the control panel shall function properly and there shall be no fading or cracking of
the legend or display.
4.5.8 Structure test. The system electrical connector shall be subjected to a force of 60
pounds applied along each of the three mutually perpendicular axes of the case while the
indicator panel is being inserted into a stationary mount that simulates installation in the aircraft.
Neither the electrical connector nor the case shall be damaged or deformed during the three
separate applications of the force.
4.5.9 Life test. The life test shall consist of operation of each of the warning, caution,
advisory and press-to-test circuits for 2,000 cycles and operation of each master warning, master
fire warning, and master caution circuit for 40,000 cycles. The test on the master circuits may be
run in conjunction with the tests of the individual circuits. A cycle shall consist of actuation of
each individual circuit at which time the proper legend shall appear. Lamp failure has no effect
on conduct of this test.
4.5.10 Filling medium. The system case shall be tested in a certified laboratory,
approved by the procuring activity, to demonstrate compliance for the filling medium
requirement.
11
For Parts Inquires submit RFQ to Parts Hangar, Inc.
© Copyright 2015 Integrated Publishing, Inc.
A Service Disabled Veteran Owned Small Business