CTHIn ForceLegislation
AD/BO 105/23 - Main Rotor Blade Secondary Bolt Locking
Eurocopter BO 105 Series HelicoptersEurocopter BO 105 Series Helicopters
Start here
Get a plain-English read of Eurocopter BO 105 Series Helicopters
Turn the raw legal text into a practical explanation grounded in AD/BO 105/23 - Main Rotor Blade Secondary Bolt Locking.
Eurocopter BO 105 Series Helicopters
| AD/BO 105/23 | Main Rotor Blade Secondary Bolt Locking | 10/2007 |
|---|
| Applicability: | All Messerschmitt-Bolkow Blohm (MBB) Model BO 105 helicopters. |
|---|---|
| Requirement: | Action in accordance with the requirements of Transport Canada AD CF-88-18.Note: MBB ASB-BO-105-10-101 Revision 3 refers. |
| Compliance: | Unless already accomplished, before 27 October 2007. |
| This Airworthiness Directive becomes effective on 27 September 2007. | |
| Background: | German LBA AD 87-106/2 mandated the use of lockwire as an anti-rotational lock for the secondary bolt of the main rotor blade. MBB later devised a lockwasher as a more suitable anti-rotational device. |
Image unavailable in extracted text
David Villiers
Delegate of the Civil Aviation Safety Authority
13 August 2007