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|  MIL-S-52986(ME)
4.3 Preproduction inspection. The first article (preproduction model)
scrapers (see 6.2), furnished by the contractor shall be examined (see 4.3.1),
and demonstrated (see 4.3.2), to determine compliance with the requirements of
this specification. Prior to the examination and demonstration of the scrapers,
the following shall be performed:
(a) Service the scrapers with the lubricants specified.
(b) Break in the scrapers as prescribed by the contractor.
4.3.1 Preproduction examination. Prior to the preproduction demonstration,
the scrapers shall be examined for the defects marked "X" in the column 1 of
table I. Presence of one or more defects shall be cause for rejection. Prior
to the preproduction demonstration, the scrapers shall be examined and compared
with this specification, with the contractor's published brochures, with
commercial manuals, and with the completed Technical Information Package. Any
discrepancy between the specification, brochures, manuals, or Technical
Information Package and the preproduction models shall be cause for rejection.
Prior to the preproduction demonstration, the certifications, and certified test
reports required by 4.5.2.12 and 4.5.2.13 shall be examined. Incomplete,
inaccurate, or otherwise unacceptable certifications, or certified test reports
shall be cause for rejection.
4.3.2 Preproduction demonstration. Upon successful completion of the
examination specified in 4.3.1, the preproduction model scraper shall be subject
to the demonstrations marked "X" in column 1 of table II. Failure of any demon-
stration or any demonstration reports shall be cause for rejection.
Quality conformance inspection,
4.4
4.4.1 Individual examination. After successful completion of the
demonstration specified in 4.4.2, each scraper shall be examined for the defects
marked "X" in column 2 of table I. Presence of one or more defects shall be
cause for rejection.
4.4.2 Individual demonstation. Each scraper shall be demonstrated as
specified in column 2 of table II. Failure of any demonstration shall be cause
for rejection.
4.5 Inspection schedule.
The examination shall be in accordance with table I.
4.5.1 Examination.
4.5.2 Demonstrations. Demonstrations shall be conducted in accordance with
table II in the sequence listed.
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