InstrumentInstrument identification
COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY
SCHEDULE OF AIRWORTHINESS DIRECTIVES
Boeing 737 Series Aeroplanes
AD/B737/60 Crew Call Horn 7/91
COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY
SCHEDULE OF AIRWORTHINESS DIRECTIVES
Boeing 737 Series Aeroplanes
AD/B737/60 Crew Call Horn 7/91
All model 737 series as listed in the Requirement Document.
Action in accordance with the Technical Requirements of FAA AD 91-09-05.
SB 737-23-1059 also refers.
Prior to 30 November 1991.
This AD is prompted by reports of overheated printed circuit cards caused by horn failures. This condition, if not corrected, could result in damage to adjacent circuitry, smoke and possible fire.