AD/BAe 146/21 - Remote Controlled Circuit Breaker
1AD/BAe 146/21 - Remote Controlled Circuit Breaker
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COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY
SCHEDULE OF AIRWORTHINESS DIRECTIVES
Image unavailable in extracted text British Aerospace BAe 146 Series Aeroplanes
AD/BAe 146/21 Remote Controlled Circuit Breaker 9/90
Applicability: All BAe 146 Series aeroplanes detailed in the Requirement document. Requirement: Action in accordance with BAe Service Bulletin 24-69-70484A.
Note: Compliance with this Service Bulletin has been classified mandatory by the UK CAA.
Compliance: Prior to 6 November 1990.
Background: An in service incident has occurred where an adjustment nut came loose within the AC hydraulic pump remote controlled circuit breaker resulting in one set of contacts remaining closed, thus disabling the over current protection.