Federal Register of Legislation
Radio Communication and Navigation Equipment
AD/RAD/58 Amdt 1
AlliedSignal CAS-81 TCAS II 7/98
Applicability: AlliedSignal Commercial Avionics Systems CAS-81 Traffic Alert and Collision Avoidance Systems (TCAS), with serial numbers below 6066.
Note: CAS-81 TCAS II equipments are known to be installed on, but not limited to, the following aircraft series:
Aerospatiale ATR-42, ATR-72
Airbus Industries A300, A310, A320, A321, A330 and A340 Beech 1900 and BE-65 through BE-90 Boeing 727, 737, 747, 757, 767 and 777
Convair CV-580
de Havilland DHC-7 and DHC-8
Embraer EMB-120
Fairchild F227
Fokker F28 Mk 100, Mk 1000 and Mk 4000
General Dynamics Convair 340 and 440 Gulfstream G-159 and G-IV Lockheed L1011
McDonnell Douglas DC-8, DC-9, DC-10, MD-11 and MD-80 Rockwell International NA-265-65 SAAB 340
Shorts 360 COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 107 CIVIL AVIATION SAFETY AUTHORITY SCHEDULE OF AIRWORTHINESS DIRECTIVES
Requirement: Amend the Limitations Section of the Aircraft Flight Manual to include the following:
"In order to ensure that the audio output of the CAS-81 TCAS operates properly, accomplish the following:
1. Prior to the first flight of the day; prior to the accumulation of 10 hours of uninterrupted power; and at the mid-point of any one flight scheduled to exceed 10 hours: Cycle the power to the TCAS Processor via the circuit breaker or power bus.
b. Prior to taxi before take-off: Initiate the TCAS functional test in accordance with the procedures in the Aircraft Flight Manual to verify the operational condition of the CAS-81 TCAS."
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