AD/BELL 47/79 Amdt 1 - Tail Rotor Gearbox
1AD/BELL 47/79 Amdt 1 - Tail Rotor Gearbox
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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 Bell Helicopter Textron 47 (All Variants) Series Helicopters
AD/BELL 47/79
Amdt 1
Tail Rotor Gearbox 10/86
Applicability: All models fitted with P/N 47-640-075-1 or -7 tail rotor gear boxes. Document: Bell SB 47-77-1. Kawasaki-Bell SB KSB-Bell 345.
Compliance: Within 100 hours time in service after 30 April 1977.
Background: To assure the latest type bearing is installed and the input shaft is of correct dimensions. This Directive has been amended to include Kawasaki-Bell Helicopters.