 |
|||
|
|
|||
| ||||||||||
|
| MIL-D-23222A(AS)
3.17.1
(Cont)
completed and properly witnessed by a test authority (see 3.1.2) in
accordance with the approved test plan, but prior to the scheduled point
of demonstration, shall be included in reports submitted in compliance
with 3.19.2.21.
3.17.1.1
TEST PLAN. - To document the test conditions and
the end points to be met during demonstration, a
reliability and maintainability test plan shall be prepared and forwarded
to COMNAVAIR (Attention: AIR-5205) via the cognizant NAVPRO. Authority
to commence the demonstration test plan shall be submitted to the
cognizant NAVPRO at least three months prior to the expected commence-
ment date of the demonstration.
3.17.1.2
AIRCRAFT CHANGES. - Subsequent to release of air-
craft for reliability and maintainability demon-
stration no changes shall be made unless approved by NAVAIR subject
to the requirements of 3.1.7.
3.17.1.3
TEST FLIGHTS. - The specified mission profiles
shall be flown for reliability demonstration. The
maintenance generated by reliability demonstration shall be used for
maintainability demonstration. The specified number of mission pro-
file flights shall be flown for reliability and maintainability demon-
stration.
3.17.1.4
MAINTENANCE. - In-flight maintenance on equipment
shall not be conducted during a test flight except
when necessary to restore the aircraft to a minimm acceptable condition
as specified for crew safety, or as permitted by established Navy
operator maintenance procedures. All maintenance between flights
shall be conducted by the maintenance crew which shall be limited to
the quantities and equivalent skills specified. All support equip-
ment used during the reliability and maintainability demonstration
shall be those planned for use with the aircraft in its service "en-
vironment.
3.17.1.5
ACCEPTANCE CRITERIA. - The quantitative reliability
and maintainability requirements have been met if
the maximum permissible values of failure, downtime, and maintenance
man-hours have not been exceeded. A serial number shall be assigned
to each flight. At the completion of each flight the serial number
of the aircraft, the result (success, failure, or censored), and the
flight duration, shall be recorded. Prior to the next flight elapsed
maintenance downtime at the organizational level shall be recorded for
93
|
|
Privacy Statement - Press Release - Copyright Information. - Contact Us |
Click
here for thousands of PDF manuals