Embraer EMB-110 (Bandeirante) Series Aeroplanes
Embraer EMB-110 (Bandeirante) Series Aeroplanes
| AD/EMB-110/8 Amdt 6 | Flap Actuators | 15/2011 |
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| Applicability: | Model EMB-110, equipped with flap linear actuators EEMCO P/N D-2246-3,D-2246-4, D-2246-5, D-2246-6, D-2246-31 and D-2246-41. |
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| Requirement: | Inspect and lubricate in accordance with Part I and Part II of Brazil SAR AD82-07-04 R3 Amdt 39-691. |
| Compliance: | For Part I of Requirement Document: |
| At intervals not to exceed 1500 landings or 12 months after 3 February 1992; whichever occurs first. | |
| For Part II of Requirement Document: | |
| At intervals not to exceed 4500 landings or 36 months after 3 February 1992; whichever occurs first. | |
| No flap linear actuators EEMCO P/N D-2246-3 and D-2246-4 shall be installed on any aircraft after 3 February 1992. | |
| The compliance times of the previous issue of this Directive are as stated. | |
| This Amendment becomes effective on 25 July 2011. | |
| Background: | An incident occurred where a flap retracted under aerodynamic loads due to the failure of the flap linear actuator ball return tube, which was caused by the ingress of moisture. This resulted in a flap asymmetry situation which affected the safety of the flight. |
| Amendment 6 is issued to reflect the latest revision of the requirement document. | |
| Amendment 5 was raised to reflect the requirements of the State of Design AD. |
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David Villiers
Delegate of the Civil Aviation Safety Authority
21 July 2011