Home Aircraft Maintenance & Engineering Special Airworthiness bulletin
2012
1 Robinson R44 helicopters – Bladder Fuel Tank Retrofit - December 2012
2 M7 Aerospace (formerly Firchild) SA26, SA226 & SA227 Airplanes – Windshields Heating Element Failure - December 2012
3 Cessna Aircraft Company: Engine Exhaust; Tailpipe V-band Couplings - December 2012
4 Pushrod Shroud Spring Retainers, Engine Components Part No. AEL14995, for Lycoming Engines 320, 360, and 540 Series Engines - November 2012
5 Airplane Seat Belt Extender, model A and model B, sold by HID Country to purchaser and sold via online website - Novenber 2012
6 Impact of thickened de/anti-icing fluids on aircraft - November 2012
7 Piston Engine Oil & Filter Element - Inspection - November 2012
8 Hydraulic Power System: Power Transfer Unit - October 2012
9 Continental Motors, Inc. (CMI) Connecting Rod Piston Pin Bushing Inspection - October 2012
10 Piper PA-23-250 Aeroplanes with Lycoming IO-540-C4B5 Engines (Exhaust systems) - September 2012
11 Garmin Model 400W/500W Series GPS-WAAS Navigation System - October 2012
12 Window/Windshield System - October 2012
13 Standard Practices - Hazard Chloride Based Materials and Steel or Titanium Based Components - October 2012
14 Defective Champion Aerospace SLICK Magneto Contact Breakers P/N M3081 - September 2012
15 Beechcraft Rudder Brake Pedal Pivot Hole - September 2012
16 High Cycle Fatigue Failure of Low Pressure Turbine - September 2012
17 Advicory Circular 43-16A - September 2012
18 Exhaust systems; Piper PA-23-250 - September 2012
19 Suspected Unapproved Parts – Cessna 172N and Lycoming O-320-H2AD Crankshaft Bearings - September 2012
20 Improved protection of balloon basket occupants during firm landings - August 2012
21 Hydraulic Systems – Implementation of automatic Power Transfer Unit inhibition logic - August 2012
22 Advicory Circular 43-16A - August 2012
23 Defective Standard Hardware – MS21042, NAS1291 and LN9338 Self-Locking Nuts, and NAS626 Bolts - August 2012
24 Wings; Small aircraft with wooden wings and solid wood spars - August 2012
25 Flight Controls – Loose Glide Screw - August 2012
26 Emergency “Push Out” Window Retention - July 2012
27 Advicory Circular 43-16A - July 2012
28 Tyre Specification(s) and Installation - June 2012
29 Landing Gear System - Brake Carbon Disks Damages - June 2012
30 Flight Controls: Aileron - June 2012
31 Navigation; STC Modification Airworthiness Interrelationship Effects – Airspeed Limitations and Markings - June 2012
32 Control Cable Terminal - Retirement - June 2012
33 Baby Nursing Table Hinges – Replacement of Pivot-type Hinges with Piano-type Hinges - May 2012
34 Robinson R44 Main Rotor Gearbox - May 2012
35 Night VMC and IFR Duplicated Power Source Requirements - April 2012
36 Defective Standard Hardware – MS21042, NAS1291 and LN9338 Self-Locking Nuts, and NAS626 Bolts - March 2012 - Invalid
37 Main Rotor Blade Separation In-Flight - February 2012
38 Fuel Level Indication - February 2012
39 Control Column Grip Inspection - February 2012
40 Passenger Landing Position Guidance To Operator