AD/BAe 146/4 Amdt 1 - Flight Controls - Stall Identification
1AD/BAe 146/4 Amdt 1 - Flight Controls - Stall Identification
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COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY
SCHEDULE OF AIRWORTHINESS DIRECTIVES
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British Aerospace BAe 146 Series Aeroplanes
AD/BAe 146/4
Amdt 1
Flight Controls - Stall Identification 1/87
Applicability: Series 100 and 100A, and Series 200 and 200A, fitted with the suspect valves identified in the Requirement Document.
Requirement: Action in accordance with British Aerospace Service Bulletin 27-58.
Note: SB 27-58 supersedes SB 27-53.
Compliance: Inspect within 60 flights after 2 May 1986 and thereafter at intervals not exceeding 60 flights until replaced with modified valve.
For spares prior to installation in an aircraft and thereafter a intervals not exceeding 60 flights until replaced with modified valve.
Background: A number of stick push valves in service may become defective as a result of internal corrosion within the solenoid assembly. This could lead to a dormant failure not apparent on the flight deck.