§ 33.93. Teardown inspection.
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/us/cfr/t14/s§ 33.93·A research copy — for the controlling text, always check the official state or federal source. Not legal advice.
(a)After completing the endurance testing of § 33.87 (b), (c), (d), (e), or
(g)of this part, each engine must be completely disassembled, and
(1)Each component having an adjustment setting and a functioning characteristic that can be established independent of installation on the engine must retain each setting and functioning characteristic within the limits that were established and recorded at the beginning of the test; and
(2)Each engine part must conform to the type design and be eligible for incorporation into an engine for continued operation, in accordance with information submitted in compliance with § 33.4.
(b)After completing the endurance testing of § 33.87(f), each engine must be completely disassembled, and
(1)Each component having an adjustment setting and a functioning characteristic that can be established independent of installation on the engine must retain each setting and functioning characteristic within the limits that were established and recorded at the beginning of the test; and
(2)Each engine may exhibit deterioration in excess of that permitted in paragraph (a)(2) of this section, including some engine parts or components that may be unsuitable for further use. The applicant must show by inspection, analysis, test, or by any combination thereof as found necessary by the FAA, that structural integrity of the engine is maintained; or
(c)In lieu of compliance with paragraph
(b)of this section, each engine for which the 30-second OEI and 2-minute OEI ratings are desired, may be subjected to the endurance testing of §§ 33.87 (b), (c), (d), or
(e)of this part, and followed by the testing of § 33.87(f) without intervening disassembly and inspection. However, the engine must comply with paragraph
(a)of this section after completing the endurance testing of § 33.87(f). [Doc. No. 26019, 61 FR 31329, June 19, 1996, as amended by Amdt. 33-25, 73 FR 48124, Aug. 18, 2008]