AD/PA-36/20 Amdt 2 - Engine Mount Attach Brackets - Inspection and Modification (Cth)

AIRWORTHINESS DIRECTIVE On the effective date specified below, and for the reasons set out in the background section, the CASA delegate whose signature appears below revokes Airworthiness Directive (AD) AD/PA-36/20 Amdt 1 and issues the following AD under subregulation 39.001(1) of CASR 1998. The AD requires that the action set out in the requirement section (being action that the delegate considers necessary to correct the unsafe condition) be taken in relation to the aircraft or aeronautical product mentioned in the applicability section: (a) in the circumstances mentioned in the requirement section; and (b) in accordance with the instructions set out in the requirement section; and (c) at the time mentioned in the compliance section.

Piper PA-36 (Pawnee Brave) Series Aeroplanes AD/PA-36/20 Amdt 2 Engine Mount Attach Brackets - Inspection 3/2009 and Modification

Applicability: Model PA-36-285 with serial numbers 36-736001 to 36-7660135 except aircraft incorporating Piper Engine Mount Attachment Modification Kit No. 763877 or equivalent. Requirement: Inspect welds for cracks on the aft side of the gussets on the fuselage where the engine mount is attached, as shown in Piper SB No. 615. Use dye check or fluorescent penetrant inspection procedures or equivalent.

If cracks are found, install Piper Engine Mount Attachment Modification Kit No. 763877 or equivalent prior to further flight. During installation of the Kit, inspect the welds for cracks on the forward side of the gussets on the fuselage where the engine mount is attached, as shown in Piper SB No. 615. Use dye check or fluorescent penetrant inspection procedures or equivalent.

Note: USA AD 79-12-09 (amdt 39-3494) refers. Compliance: Inspect at each scheduled inspection for issue of a maintenance release.