AD/B747/101 - Radio Control Panels
1AD/B747/101 - Radio Control Panels
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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 Boeing 747 Series Aeroplanes
AD/B747/101 Radio Control Panels 2/92
Applicability: Boeing 747-400 series aircraft equipped with Boeing part number 285U0037-104, - 105, -201, -202 or -203 series radio control panels.
Requirement: Remove radio control panels, part numbered 285U0037-104, -105, -201, -202 and - 203 and replace with part numbers 285U0037-304, -305,-301, -302 and -303 respectively.
Note: FAA AD 91-21-12 refers.
Compliance: Prior to 12 January 1993.
Background: Country of origin AD. To prevent uncommanded frequency changes of the high frequency (HF) and very high frequency (VHF) radios.