 |
|||
|
|
|||
| ||||||||||
|
|  MIL-T-85396A(AS)
4.4.5 Individual tests. Each test set submitted for acceptance sh
subjected to the individual tests. These tests shall be adequate t
compliance with the requirements of material, workmanship, operatio
adequacy and reliability. As a minimum, each test set accepted sha
passed the following tests:
a.
Examination of product (see 4.4.1.1)
b.
Operational test (see 4.4.1.2)
Manufacturing run-in test (see 4.4.1.3)
c.
4.4.5.1 Examination of product. Each test set shall be examined c
determine that the material and workmanship requirements have been
4.4.5.2 Operational test. Each test set shall be operated long en
permit the temperature to stabilize and to check characteristics an
data to assure required test set operation.
4,4.5.3 Manufacturing run-in test. Each test set shall be operate
conditions specified below for a period of 6 hours without failure.
shall be considered as anything which causes malfunctioning of the
Only those adjustments will be permitted which can be made using co
are accessible to the operator during normal use of the test set.
Temperature
Standard Conditions
a.
Humidity
t).
Standard Conditions
Vibration
c.
Any selected frequency withi
of 20 to 30 Hz (excluding re
points) and a minimum amplit
Gs.
The test set shall be vibrated (without vibration isolators) for a
10 minutes prior to the beginning of the 6 hour period of operatio
feasible, the test set shall be operated during this vibration peri
purpose of detecting flaws and imperfect workmanship. Operation wi
specified limits of required performance is not necessarily require
the vibration period. The direction of vibration shall be vertical
normal mounting plane for 5 minutes and lateral to the plane for 5
Where it is not feasible to vibrate the test set in two directions,
vertical shall be used. During the 6 hour period of operation foll
10-minute vibration period, the test set shall be mechanically cycl
periodically through its various phases of operation. Should a fail
the test set shall be repaired and the test started over, except tha
minute vibration period need not be repeated when it is established
failure was not a result of vibration. Should failures occur repeat
|
|
Privacy Statement - Press Release - Copyright Information. - Contact Us |
Click
here for thousands of PDF manuals