Document ID: chunk:federal_register_of_legislation:F2006B02603:body:0
Version: federal_register_of_legislation:F2006B02603
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COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY
     SCHEDULE OF AIRWORTHINESS DIRECTIVES

     Brantly B-2 Series Helicopters

     AD/B-2/30
     Amdt 3

     Retirement Life - Critical Components 2/73

     Applicability: All model B-2.

               Requirement: The following components shall be retired from service at or before the times shown below.

Main Rotor System                                                                                         Part Number        Max. Operating Hours time in service
Outboard Main Rotor Blades (except spar assy. P/N 248-45)                                                 248-40                500
Outboard Main Rotor Blades (except spar assy P/N 248-45)                                                  248-46                500
Outboard Main Rotor Blade                                                                                 248-53                2500
Outboard Main Rotor Blade                                                                                 248-100               2500
Outboard Main Rotor Blade                                                                                 248-101               2500
Lag Hinge Block                                                                                           4-1                   2500
Lag Hinge Block                                                                                           4-12                  2500
Hub and Pylon Assy (when used with outboard blades P/N 248-40)                                            333                   2500
Control Tube Assy - Main Rotor (when used with outboard blades P/N 248-40)                                305-2                 1310
Control Tube Assy - Main Rotor (when used with outboard blades P/N 248-46, 248-53, 248-100 and 248-101)   305-2                 2500
Inboard Yoke                                                                                              280-4                 2500
Hub and Inboard Blade Assy.                                                                               305-1                 2500
Pylon Outboard Bearing Shaft (Part of Hub and Inboard Blade Assy.)                                        280-5 or 280-6        500
Main Rotor Hub Clevis Bearings:                                                                           Part Number        Max. Operating Hours time in service
Outer Race                                                                                                SJ7275SS              600*

 COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY
 SCHEDULE OF AIRWORTHINESS DIRECTIVES

Inner Race IR7275, M1-
19 or 34466

       600*

             * Bearings must be rotated as specified in Section III of Maintenance Manual after 300 hours time in service.

                                    Drive System  Part Number      Max. Operating Hours time in service
  Transmission Assy.                     324            2500
  Free Wheeling Clutch Assy.            10-11           2500
  Free Wheeling Clutch Cage              10-2           300
  Overrunning Clutch (Formsprag)  CL-40237              2500
  Drive Shaft Extension Assy.           108-33          2500
  Intermediate Gear Box Assy.          278-100          2500
  Tail Rotor Gearbox Assy.             278-200          2500
Effective:                          Forthwith.