Airworthiness directives › 2012-03-07
AD 2012-03-07 Airworthiness Directives; Lycoming Engines Reciprocating Engines
Makes named: lycoming. Read the applicability below — it usually turns on serial or part numbers too.
Applicability*9
This AD applies to all Lycoming Engines reciprocating engines with carburetor part numbers listed in Table 1 of this AD. Table 1—Part Numbers (Including All Dash Numbers) of Known Affected HA-6 Model Carburetors 10-5219-XX 10-5224-XX 10-5230-XX 10-5235-XX 10-5253-XX 10-5255-XX 10-5283-XX 10-6001-XX 10-6019-XX 10-6030-XX
Compliance
Inspect the carburetor to determine the type of body the carburetor has. Use Marvel-Schebler Emergency Service Bulletin (SB) No. SB-18, dated October 14, 2010, or Revision A, dated March 15, 2011, Figure (3) to determine which type of body is used. (g) If the carburetor has a die-cast body, no further action is required. (h) If the carburetor has an affected “machined-from-billet” body, remove the carburetor; and replace the carburetor with: (1) An HA-6 carburetor not listed in Table 1 of this AD; or (2) An HA-6 carburetor that is listed in Table 1 but is exempted as described in paragraphs 1.A. and 1.B of Marvel-Schebler Emergency SB No. SB-18, dated October 14, 2010 or Revision A, dated March 15, 2011; or that has already been repaired using that Emergency SB.
Unsafe condition
Comply with this AD within 50 flight hours after the effective date of this AD, unless already done.
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