CTHIn ForceLegislation
AD/G1159/35 Amdt 1 - Takeoff Warning System
//
© 2026 Zoe. All rights reserved.
Zoe is a legal information platform. Always consult the Federal Register of Legislation for authoritative text.
AD/G1159/35 Amdt 1 - Takeoff Warning System
Start here
Turn the raw legal text into a practical explanation grounded in AD/G1159/35 Amdt 1 - Takeoff Warning System.
| AD/G1159/35 Amdt 1 | Takeoff Warning System | 25/2009 |
|---|
| Applicability: | All Model G-II (G-1159), G-III (G-1159A), G-IIB (G-1159B) series aeroplanes and G-IV series aeroplanes serial numbers 1000 through 1092. |
|---|---|
| Requirement: | 1. For applicable aircraft carry out the following: |
| a. For all Model G-II (G-1159) and G-IIB (G-1159B) series aeroplanes - Perform an operational check of the takeoff warning system in accordance with Gulfstream Aerospace Customer Bulletin (CB) Number 388, Amendment 1, dated 15 August 1989. | |
| b. For all Model G-III (G-1159A) series aeroplanes - Perform an operational check of the takeoff warning system, in accordance with Gulfstream CB Number 106, dated 1 May 1989. | |
| c. For Model G-IV series aeroplanes, - Perform an operational check in accordance with Gulfstream Aircraft Service Change (ASC) Number 122, dated 31May 1989. | |
| 2. Repair non functioning systems found during the Requirement 1 operational check in accordance with the CB or ASC as applicable. | |
| 3. For Model G-IV series aeroplanes, if not previously accomplished, modify the takeoff warning range indication system in accordance Gulfstream ASC Number 122. | |
| Later revision(s) of the above CB(s) or ASC approved by the United States Federal Aviation Administration (FAA) as an Alternate Method of Compliance (AMOC) to FAA AD 90-02-05 is/are considered acceptable for compliance with the equivalent Requirements of this Amendment. | |
| Note: FAA AD 90-02-05 Amdt 39-6472 refers. | |
| Compliance: | For Requirement 1 -If repetitive checks have been or are being accomplished in accordance with either AD/G1159/35 or FAA AD 90-02-05 Amdt 39-6472 continue the checks at intervals not to exceed 150 hours time-in-service (TIS). |
| b. If repetitive checks have not, or are not, being accomplished in accordance with AD/G1159/35 or FAA AD 90-02-05 Amdt 39-6472 perform an initial check within 25 hours TIS after the effective date of this Amendment and thereafter at intervals not to exceed 150 hours TIS. | |
|---|---|
| For Requirement 2 - After the Requirement 1 operational check. | |
| For Requirement 3 - Within 25 hours TIS after the effective date of this Directive. | |
| This Amendment becomes effective on 22 December 2009. | |
| Background: | Operator reports involving the following discrepancies, elongated bolt holes, cracks and loose fasteners in the rudder actuator attachment area, have been received by the manufacturer.The original issue of this Directive only applied to GII and GIIB series aeroplanes and required initial and repetitive operational checks of the takeoff warning system.This amendment continues the repetitive operational checks and extends the applicability of the Directive to include G-III aeroplanes and certain G-IV aeroplanes; it also requires a modification of the takeoff warning range indication system forG-IV aeroplanes.The original issue of this Directive became effective on 17 May 1990. |
Image unavailable in extracted text
William David
Delegate of the Civil Aviation Safety Authority
11 December 2009