Document ID: chunk:federal_register_of_legislation:F2009L00283:body:0:p1
Version: federal_register_of_legislation:F2009L00283
Segment Type: other
Provision Reference: 
Character Range: 0–3093

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/S-PUMA/78 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.

Eurocopter AS 332 (Super Puma) Series Helicopters
AD/S-PUMA/78 Amdt 2  Main Rotor Blade De-Icing System Clamps  4/2009 DM

Applicability:  EUROCOPTER AS332 C, C1, L and L1 helicopters, fitted with main rotor blade
                de-icing system distributor retaining clamps, P/N 225000-18454 or P/N D18454.
Requirement:       1. Perform the inspections detailed in paragraph 2.B. of Eurocopter AS332 Alert Service Bulletin (ASB) No. 30.00.66 revision 1 or later approved revision.

                   2. If there is a risk of interference between the screw head and the clamp, rework the clamp.

                   If there is a crack in the screw shank, replace the screw.

                   If there is no lock-wiring hole in the screw head, produce a hole and lock the screw.

                   3. Do not install a main rotor blade de-icing system distributor retaining clamp fitted with an attachment screw on a helicopter, unless it has been inspected and corrected in accordance with the Requirements 1 and 2 of this AD, as applicable.

                   4. Lock-wire the clamp attachment in accordance with paragraphs 2.B.1 and 2.B.5 of Eurocopter AS332 ASB No. 30.00.66 revision 2 or later approved revision.

                   5. Pending compliance with Requirement 6 - Accomplish the following:

                     a) Inspect the attachment screw for integrity in accordance with paragraph 2.B.7 of Eurocopter AS332 ASB No. 30.00.66 revision 2 or SA330 ASB
                     No. 30.20 revision 2, as applicable to the helicopter version; and

                     b) Lockwire the clamp attachment in accordance with paragraph 2.B.5 of Eurocopter AS332 ASB No. 30.00.66 revision 2 or SA330 ASB No. 30.20 revision 2, as applicable to the helicopter version.

                   6. On helicopters equipped with a clamp which has no batch number marked after its part number, return the clamp to conformity in accordance with a) or b) below:

                  a) Replace the attachment screw (variant with non-welded screw to its barrel) or the complete clamp (variant with welded screw to its barrel) with a serviceable part in accordance with paragraphs 2.B.1, 2.B.2, 2.B.3.d and 2.B.4 of Eurocopter AS332 ASB No. 30.00.66 revision 2.

                  b) Verify that the hardness of the attachment screw is