Embraer EMB-135 and EMB-145 Series Aerop
Embraer EMB-135 and EMB-145 Series Aeroplanes
Embraer EMB-135 and EMB-145 Series Aeroplanes
| AD/EMB-145/18 | Gust Lock Spring Cartridge | 9/2008 |
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| Applicability: | Embraer EMB-145( ) aircraft, either with an operational electromechanical gust lock system or with provisions for the installation of the electromechanical system, provided a gust-lock spring cartridge Part Number (P/N) KPD2611 is installed in that system. |
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| Requirement: | 1. Replace, the spring cartridge P/N KPD2611 with a new spring cartridge bearing P/N KPD4235.The detailed instructions and procedures to accomplish this AD are described in the Embraer Service Bulletins Nos. 145-27-0102, original issue,145LEG-27-0006, original issue, and 145LEG-27-0012, original issue, or later revisions approved by the CTA.Note 1: The “145LEG” series of Embraer Service Bulletins only applies to Legacy executive jets.2. No spring cartridge P/N KPD2611 is approved for installation at the electromechanical gust lock system of the aircraft.Note 2: DEPARTAMENTO DE AVIAÇÃO CIVIL AD 2003-01-03R1 refers. |
| Compliance: | For Requirement 1 - Within 30 days after the effective date of this AD, unless previously accomplished.For Requirement 2 - From the effective date of this AD. |
| This Airworthiness Directive becomes effective on 28 August 2008. | |
| Background: | There have been cases of unscrewing of the spring cartridges of the electromechanical elevators gust lock system, precluding them to be unlocked on the ground, with a possibility of elevator jam if the failure occurs during flight. |
| This AD requires the replacement of the spring cartridge with one of a new part number. |
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James Coyne
Delegate of the Civil Aviation Safety Authority
17 July 2008