Airworthiness directives › 2011-25-02
AD 2011-25-02 Airworthiness Directives; BRP-Powertrain GmbH & Co. KG Reciprocating Engines
Makes named: rotax. Read the applicability below — it usually turns on serial or part numbers too.
Applicability*9
This AD applies to BRP-Powertrain GmbH & Co. KG Rotax 912 F2, 912 F3, 912 F4, 912 S2, 912 S3, 912 S4, 914 F2, 914 F3, and 914 F4 reciprocating engines, with the following part number (P/N) 888164 crankshafts installed. Table 1—Affected P/N 888164 Crankshaft Serial Nos. (S/Ns) S/Ns 40232 through 40267 inclusive. S/Ns 40293 through 40374 inclusive. S/Ns 40408 through 40433 inclusive. S/Ns 40435 through 40507 inclusive.
Compliance
(1) After the effective date of this AD, do not install an engine having an affected P/N 888164 crankshaft installed, listed in Table 1 of this AD, on any airplane, unless the crankshaft has passed the inspection specified in paragraph (e)(1) of this AD. (2) After the effective date of this AD, do not install an affected P/N 888164 crankshaft listed in Table 1 of this AD, in any engine, unless the crankshaft has passed the inspection specified in paragraph (e)(1) of this AD.
Required actions
None.
Unsafe condition
Unless already done, do the following actions. (1) Within 4 flight hours after the effective date of this AD, clean and fluorescent-penetrant-inspect the crankshaft for cracks, in accordance with the Accomplishment Instructions paragraphs 3.1)4., 3.1)6., and Figure 1 of BRP-Powertrain GmbH & Co. KG, Rotax Aircraft Engines, Mandatory Alert Service Bulletins (ASB) Nos. ASB-912-059 and ASB 914-042 (combined in one document), dated November 15, 2011. (2) If any crack is found, remove the crankshaft from service.
Affected ADs
None.
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The directive text above is reproduced from the Federal Register, a work of the United States government and in the public domain. The separation into applicability, compliance and required actions is TrackAD's.*1