CTHIn ForceLegislation
AD/J4100/26 - Propellers - Propeller Speed Warning System - Installation
BAe Systems (Operations) Jetstream 4100 BAe Systems (Operations) Jetstream 4100 Series Aeroplanes
Start here
Get a plain-English read of BAe Systems (Operations) Jetstream 4100
Turn the raw legal text into a practical explanation grounded in AD/J4100/26 - Propellers - Propeller Speed Warning System - Installation.
BAe Systems (Operations) Jetstream 4100 Series Aeroplanes
| AD/J4100/26 | Propellers - Propeller SpeedWarning System - Installation | 5/2009 |
|---|
| Applicability: | Jetstream Aircraft Ltd, British Aerospace Regional Aircraft Ltd, British Aerospace (Operations) Ltd and British Aerospace (Commercial Aircraft) Ltd Jetstream 4100 aircraft, all models, all serial numbers. |
|---|---|
| Requirement: | 1. Replace the existing Propeller Limitations Placard in the cockpit in accordance with BAE Systems (Operations) Ltd Service Bulletin (SB) J41-11-027 and ensure that the AFM contains General Amendment G12 and Advance Amendment Bulletin No. 13.2. Install a Propeller Speed Warning System (modification JM41674) in accordance with Section 2 of BAE Systems (Operations) Ltd ACIB J41-61-014 and ensure that the AFM contains Particular Amendment P111.3. Remove the placard and AFM Advance Amendment Bulletin No. 13 as introduced by Requirement 1 of this AD.The use of later approved revisions of the referenced documents is acceptable for compliance with the requirements of this AD.Note: EASA AD 2009-0038 dated 18 February 2009 refers. |
| Compliance: | For Requirement 1 - Within 30 days after the effective date of this AD, unless previously accomplished.For Requirement 2 - Within the next 6 months after the effective date of this AD.For Requirement 3 - After modification of an aircraft as Detailed in Requirement 2 of this AD. |
| This Airworthiness Directive becomes effective on 7 May 2009. | |
| Background: | During ground manoeuvring, prolonged operation with either engine in the restricted range between 82% and 90% RPM will result in damage to the propeller assembly that could eventually result in the release of a propeller blade. |
| BAE Systems has now developed a Propeller Speed Warning System, embodiment of which will allow taxiing with the condition lever at TAXI, through the introduction of a revised Flight Manual Limitation.This AD requires the installation of a Propeller Speed Warning System. |
|---|
Image unavailable in extracted text
James Coyne
Delegate of the Civil Aviation Safety Authority
27 March 2009