AD: Lycoming Engines And Continental Motors, Inc.

AD NUMBER: 2012-24-09 PRODUCT: Lycoming Engines TSIO-540- AK1A, and Continental Motors, Inc. TSIO-360-MB, TSIO-360-SB, and TSIO-360-RB reciprocating engines, with certain Hartzell Engine Technologies (HET) turbochargers, model TA0411, part number (P/N) 466642-0001; 466642-0002; 466642-0006; 466642-9001; 466642-9002; or 466642- 9006, or with certain HET model TA0411 turbochargers overhauled or