3.1 Pretest
The following information is required to conduct the low pressure tests adequately.
- a. General. Information listed in Part One, paragraphs 5.7 and 5.9, and Annex A, Task 405 of this Standard.
- b. Specific to this Method.
MIL-STD-810H
METHOD 500.6
- (1) Test altitude and corresponding pressure.
- (2) Altitude change rates (or pressurization schedule if a particular aircraft and flight environment are known).
- (3) Test temperature and/or humidity (if controlled).
- (4) Test item configuration.
- (5) Test duration.
- (6) Test item sensor location(s) if applicable
- c. Tailoring. Necessary variations in the basic test procedures to accommodate environments identified in the LCEP.
3.2 During Test
Collect the following information during conduct of the test:
- a. See Part One, paragraph 5.10, and Annex A, Tasks 405 and 406 of this Standard.
- b. Record of the chamber pressure (altitude)-versus-time data for the duration of the test.
- c. Record of the chamber and test item temperature versus time conditions (if applicable).
- d. Record of the chamber humidity versus time conditions (if applicable).
3.3 Post Test
The following post test data shall be included in the test report.
- a. General. Information listed in Part One, paragraph 5.13, and in Annex A, Task 406 of this Standard.
- b. Specific to this Method.
- (1) Previous test methods to which the specific test item has been subjected.
- (2) Time-versus pressure data.
- (3) Any deviations from the original test plan.
- (4) Time versus temperature and humidity (if applicable).