COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY
SCHEDULE OF AIRWORTHINESS DIRECTIVES
British Aerospace BAe 146 Series Aeroplanes
AD/BAe 146/48 Lift Spoiler Jack 2/94
BAe 146 series aircraft fitted with either lift spoiler jack P/N P308-45-0002 or P308- 45-0102.
Unless previously carried out action in accordance with British Aerospace Mandatory Inspection Service Bulletin 27-137.
Both UK CAA AD 005-11-92 and FAA AD 93-21-07 amdt 39-8721 refer.
At the next schedule maintenance check of the lift spoilers configuration warning microswitches or by 31 December 1994, whichever occurs first.
The manufacturer has advised that the lift spoiler unlocked indication system may suffer from a dormant failure.