AD documents

Documents based on category and series name.

AD number Document Issue number Effective date Status
1 Amdt 1 Centre Main Through Studs Re-Torqueing - CANCELLED 13/1992 Cancelled
2 Cast Counterweight - Replacement - CANCELLED 13/1992 Cancelled
3 Intercylinder Baffle Clamps - Replacement or Modification - CANCELLED 1/1983 Cancelled
4 Amdt 1 Cylinder Head P/N 73114 - Cracking - CANCELLED 6/1976 Cancelled
5 Piston P/N 71594 - Replacement - CANCELLED 10/1988 Cancelled
6 Amdt 2 Installation of Modified Hydraulic Tappet Body and Plunger Assemblies - CANCELLED 13/1992 Cancelled
7 Propeller Shaft Oil Seal Ring - Inspection and Modification - CANCELLED 13/1992 Cancelled
8 Amdt 1 Exhaust Valve Guide - Inspection - CANCELLED 13/1992 Cancelled
9 Intake Hose Clamps - Replacement - CANCELLED 9/1975 Cancelled
10 Superseded by AD/LYC/15 - CANCELLED 3/1965 Cancelled
11 Oil Pump Drive Shaft - Inspection and Replacement - CANCELLED 13/1992 Cancelled
12 Amdt 2 Crankshaft Counterweight Bushings - Inspection and Replacement - CANCELLED 13/1992 Cancelled
13 Magneto Drive Gear Cushion Retainer - Replacement - CANCELLED 13/1992 Cancelled
14 Fuel and Oil Vent Restriction For A.C Lightweight Diaphragm Fuel Pumps - CANCELLED 10/1988 Cancelled
15 Amdt 4 Connecting Rod - Replacement - CANCELLED 11/1991 Cancelled
16 Crankshaft Propeller Flange - Inspection - CANCELLED 13/1992 Cancelled
17 Amdt 2 Diaphragm - Fuel Injector Modification - CANCELLED 13/1992 Cancelled
18 Connecting Rods - Replacement - CANCELLED 10/1972 Cancelled
19 Amdt 1 Magneto Rotor Shaft Nut - Inspection - CANCELLED 13/1992 Cancelled
20 Crankshaft Idler Gear Shafts - Replacement - CANCELLED 13/1992 Cancelled
21 AC Oil Filter Adapter Gasket - Replacement - CANCELLED 10/1988 Cancelled
22 Connecting Rod Bolt - Replacement - CANCELLED 11/1991 Cancelled
23 Supercharger Air Inlet Housing Assembly Inspection - CANCELLED 13/1992 Cancelled
24 Increased Torque for Connecting Rod Bolt P/N 74644 - CANCELLED 11/1991 Cancelled
25 Reduction Gear Assembly - Inspection and Modification - CANCELLED 13/1992 Cancelled
26 Turbine Housing - Inspection - CANCELLED 13/1992 Cancelled
27 Fuel Line Heat Shield - Inspection - CANCELLED 13/1992 Cancelled
28 Amdt 2 Main Bearing Retention and Oil Filter - Inspection - CANCELLED 13/1992 Cancelled
29 Exhaust Manifold Couplings - Replacement - CANCELLED 13/1992 Cancelled
30 Carburettor Throttle Arm Screw - Retorque and Locking - CANCELLED 10/1994 Cancelled
31 Amdt 1 Fuel Line - Inspection and Clamp Installation - CANCELLED 10/1992 Cancelled
32 Amdt 2 Crankcase Bearing Dowel - CANCELLED 13/1992 Cancelled
33 Amdt 1 Crankcase Bearing Dowel - Replacement - CANCELLED 13/1992 Cancelled
34 Limited Travel Valve Lifter - Replacement - CANCELLED 13/1992 Cancelled
35 Amdt 1 Cylinder Assemblies - Life Limits - CANCELLED 13/1992 Cancelled
36 Turbocharger Exhaust System - Inspection and Modification - CANCELLED 13/1992 Cancelled
37 Amdt 6 Mandatory Replacement of Parts During Reconditioning - CANCELLED 13/1992 Cancelled
38 7/16 inch Exhaust Valves and Guides - Retirement - CANCELLED 13/1992 Cancelled
39 Crankshaft Counterweight - Inspection and Replacement - CANCELLED 13/1992 Cancelled
40 Fuel Line - Inspection and Clamp Installation - CANCELLED 10/1992 Cancelled
41 Connecting Rod - Replacement - CANCELLED 11/1991 Cancelled
42 Turbocharger Housing - Inspection and Replacement - CANCELLED 13/1992 Cancelled
43 Turbocharger Oil Line Reducer Bushing - Replacement - CANCELLED 12/1985 Cancelled
44 Amdt 1 Oil Pressure Filter - Inspection and Cover Modification - CANCELLED 13/1992 Cancelled
45 Amdt 2 Connecting Rod - Inspection - CANCELLED 13/1992 Cancelled
46 Amdt 4 Piston Pin P/N 69650 - Inspection - CANCELLED 13/1992 Cancelled
47 Amdt 5 Turbocharger Density Controller - CANCELLED 13/1992 Cancelled
48 Connecting Rod High Tensile Bolts and High- Crush Bearings - Introduction - CANCELLED 13/1992 Cancelled
49 Amdt 2 CANCELLED - AD/LYC/73 refers. - CANCELLED 10/1981 Cancelled
50 Strengthened Connecting Rod Bolt - CANCELLED 13/1992 Cancelled
51 Fuel Flow Divider Gasket - Inspection and/or Replacement - CANCELLED 13/1992 Cancelled
52 Wastegate Valve Housing - Inspection - CANCELLED 13/1992 Cancelled
53 Turbocharger - Modification - CANCELLED 13/1992 Cancelled
54 Turbine Housing - Inspection - CANCELLED 13/1992 Cancelled
55 Tappet Body - Inspection and Replacement - CANCELLED 13/1992 Cancelled
56 Amdt 2 Valve Rocker Arm Retaining Stud - Replacement - CANCELLED 13/1992 Cancelled
57 Connecting Rod Cap and Bolt - Modification and Torque Increase - CANCELLED 13/1992 Cancelled
58 Amdt 1 Crankshaft Replacement - CANCELLED 13/1992 Cancelled
59 Oil Pump - Inspection and Gear Replacement - CANCELLED 13/1992 Cancelled
60 Hydraulic Tappet Replacement - CANCELLED 13/1992 Cancelled
61 Fuel Pump to Fuel Injector Line - Replacement - CANCELLED 13/1992 Cancelled
62 Fuel Injector Bellows Type Body Seal - Replacement - CANCELLED 13/1992 Cancelled
63 Amdt 1 Fuel Injector Diaphragm Part Number 2529471 - Inspection - CANCELLED 13/1992 Cancelled
64 Carburettor Economiser Channel - Fitment of Brass Plug - CANCELLED 13/1992 Cancelled
65 Fuel Injector Diaphragm Part Number 2529293 - Inspection - CANCELLED 13/1992 Cancelled
66 Turbocharger Oil Drain Flange - Replacement - CANCELLED 13/1992 Cancelled
67 Upper Exhaust Valve Spring Retainer - Inspection - CANCELLED 13/1992 Cancelled
68 Crankshaft Flange Bolts - Replacement and Torque - CANCELLED 13/1992 Cancelled
69 Upper Exhaust Spring Seat and Hydraulic Lifter - Replacement - CANCELLED 13/1992 Cancelled
70 Exhaust Valve Inspection - Helicopter Engines - CANCELLED 13/1992 Cancelled
71 Amdt 1 Pushrod - Inspection 3/1981 Active
72 Turbocharger Inspection and Plumbing Replacement - CANCELLED 13/1992 Cancelled
73 Amdt 2 Oil Pump Impellers - Replacement - CANCELLED 6/1987 Cancelled
74 Oil Pump Impellers - Replacement - CANCELLED 6/1987 Cancelled
75 Crankshaft Re-Nitriding - CANCELLED 13/1992 Cancelled
76 Amdt 6 Propeller Attachment Flange 10/1994 Active
77 Amdt 2 Bendix Fuel Injection System, Diaphragm Type-Inspection - CANCELLED 13/1992 Cancelled
78 Amdt 6 Thermostatic Oil Cooler Bypass Valve Active
79 Amdt 1 Cylinder Assembly - CANCELLED 13/1992 Cancelled
80 Turbocharger Oil Inlet Adaptor Bushing 3/1987 Active
Online version available at: https://www.casa.gov.au//search-centre/airworthiness-directives-series-names/ad-documents
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