Document ID: chunk:federal_register_of_legislation:F2007L02374:body:0:p1
Version: federal_register_of_legislation:F2007L02374
Segment Type: other
Provision Reference: 
Character Range: 0–3670

AIRWORTHINESS DIRECTIVE
For the reasons set out in the background section, the CASA delegate whose signature appears below issues the following Airworthiness Directive (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.

Gulfstream (Grumman) G1159 and G-IV Series Aeroplanes
AD/G1159/49  Elevator and Aileron Actuator Damper Shafts  9/2007

Applicability:  Gulfstream Model GV series and Model GV-SP series aeroplanes having serial numbers (S/Ns) 5001 through 5052 inclusive.
Requirement:    Service Information References

                The term "customer bulletin,'' as used in this AD, means the Accomplishment Instructions of the applicable Gulfstream customer bulletins specified in Table 1 of this AD.  Although the customer bulletins recommend completing and submitting the Service Reply Card or reporting compliance with the customer bulletin, those actions are not required by this AD.

                Table 1. - Applicable Gulfstream Customer Bulletins
                For                                                                                             For model                             Use                                   Dated
                (1) Initial/repetitive inspections of and corrective actions for identified subject actuators.     (i) GV-SP series aeroplanes        Gulfstream G500 Customer Bulletin 4   23 August 2004.
                   (ii) GV-SP series aeroplanes                                                                 Gulfstream G550 Customer Bulletin 4   23 August 2004.
                   (iii) GV series aeroplanes                                                                   Gulfstream GV Customer Bulletin 123   23 August 2004.
                (2) Terminating replacement of subject actuators.                                                  (i) GV-SP series aeroplanes        Gulfstream G500 Customer Bulletin 6   8 December 2004.
                   (ii) GV-SP series aeroplanes                                                                 Gulfstream G550 Customer Bulletin 6   8 December 2004.
                   (iii) GV series aeroplanes                                                                   Gulfstream GV Customer Bulletin 124   8 December 2004.

                   1. Do a one-time inspection of the left and right aileron and elevator actuators to determine the part number (P/N) and S/N of each actuator, in accordance with the applicable customer bulletin.

      2. If no actuator with a P/N and S/N listed in Table 1 "Serial Number Effectivity Table'' of the applicable customer bulletin is identified during the inspection detailed in Requirement 1 of this AD, no further action is required by this AD, except as detailed in Requirement 5 of this AD.

      3. For any actuator identified during the inspection detailed in Requirement 1 of this AD with a P/N and S/N listed in Table 1 "Serial Number Effectivity Table'' of the applicable customer bulletin, and for actuators for which the P/N or S/N is missing or unreadable:

        a. Do a detailed inspection of the identified actuator to detect a broken damper shaft, in accordance with the applicable customer bulletin.

        For the purposes of this AD, a