Document ID: chunk:federal_register_of_legislation:F2009L01010:body:0:p1
Version: federal_register_of_legislation:F2009L01010
Segment Type: other
Provision Reference: 
Character Range: 0–3922

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/SWSA226/86 Amdt 2 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.

Fairchild (Swearingen) SA226 and SA227 Series Aeroplanes
AD/SWSA226/86 Amdt 3  Wing Spar Centre Web Cutout                                                                                                                                                                                                                                                                     4/2009
Applicability:        SA226-AT                                                                                                                                                                                                                                                                                        AT001 through AT074
SA226-TC              TC201 through TC419
SA226-T               T201 through T291
SA226-T(B)            T(B)276 and T(B)292 through T(B)417
SA227-TT              TT421 through TT541
SA227-TT(300)         TT(300)447, TT(300)465, TT(300)471, TT(300)483, TT(300)512, TT(300)518, TT(300)521, TT(300)527, TT(300)529, and TT(300)536.
SA227-AC              AC406, AC415, AC416, and AC420 through AC785
SA227-AT              AT423 through AT631 and AT695
SA227-BC              BC762, BC764, BC766, and BC770 through BC789
SA227-CC/DC           CC/DC784 and CC/DC790 through CC/DC896
Requirement:             1. Inspect each wing spar centre web cutout for cracks between Wing Station (WS) 8 and WS 17.5.  Accomplish this inspection in accordance with one of the following:

                           a. For Models SA227-TT, SA227-AT, SA227-AC, and SA227-BC aircraft:  In accordance with Fairchild Airframe Airworthiness Limitations Manual
                           ST-UN-M001, Revision C-10, dated 27 October 2008; or Fairchild Airframe Airworthiness Limitations Manual ST-UN-M001, SA227 Series, Reissue C dated 18 January 1991, at the revision levels stated on page iii, iv and v, dated 16 August 1995, 8 March 2004 and 27 October, respectively.

                  b. For Models SA226-T, SA226-T(B), SA226-AT, and SA226-TC aircraft:  In accordance with Fairchild Airframe Inspection Manual ST-UN-M002, Revision A-11, dated 27 October 2008; or Fairchild Airframe Inspection Manual ST-UN-M002, Reissue A, SA226 Series, dated 9 December 1986, at the revision levels stated on page iii, iv and v, dated 7 April 1998,
                  5 October 2005 and 27 October 2008, respectively.

                  c. For Models SA227-CC and SA227-DC aircraft:  In accordance with Fairchild Airframe Airworthiness Limitations Manual ST-UN-M003, Revision 8, dated 5 October 2005; or Fairchild Airframe Airworthiness Limitations Manual ST-UN-M003, SA227 Commuter Category, Initial issue dated 6 December 1991, at the revision levels stated on page iii and page iv, dated 29 July 2003 and 5 October 2005, respectively.

                2. If any crack(s) is/are found during the above required inspection, repair the crack(s) in accordance with one of the following, as applicable.  This repair eliminates the repetitive inspections (2,000 hours time in service intervals) specified in Requirement 1 of this Directive for that particular wing spar.

                  a. For