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MIL-A-81371(AS)
to stabilize. Periodically, the equipment shall be turned on and off several times and put
.
through its various phases of operation.
Performance Check -At approximately 8-hour intervals during the test,
4.5.3
a limited performance check shall be made. The performance check proposed by the con-
tractor shall be subject to approval by the procuring activity.
4.5.4
Test Data - The contractor shall keep a daily record of the performance
of the equipment, making particular note of any deficiencies or failures. In the event of
part failures, the defective part shall be replaced and the operation resumed for the balance
of the test period, A record shall be kept of all failures throughout the test, including all
tube failures. This record shall indicate the following
(1) Part type number
(2) Circuit reference symbol number
(3) Part function
(4) Name of manufacturer
(5) Nature of failure
(6) Number of hours which the part operated prior to failure
Failure Report - In the event of a failure, the government inspector shall
4.5.4.1
be notified immediately. A report shall be submitted to the procuring activity upon com-
pletion of the test. In this report, the contractor shall propose suitable and adequate design
or material corrections for all failures which occurred. The procuring activity will review
such proposals and determine whether they are acceptable.
Reconditioning of Life Test Samples - Equipment which has been sub-
4.5.5
jected to the life test shall be reconditioned as follows:
(1) On completion of the life test, the equipment shall be reworked by
the contractor by replacing all "wear" items. The "wear" items
shall be determined by agreement between the contractor and the
procuring activity.
(2) After reworking. the contractor shall resubmit the equipment for
.
acceptance.
Test Procedures - The procedures used for conducting preproduction
4.6
tests, acceptance tests and life tests shall be prepared by the contractor and submitted to
the procuring activity for review and approval. The right is reserved by the procuring
activity or the government inspector to modify the tests or require any additional tests
deemed necessary to determine compliance with the requirements of this specification or
the contract. Specification MIL-T-18303 shall be used as a guide for preparation of test
procedures. When approved test procedures are available from previous contracts such
12

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