Service Difficulty Alerts

These Service Difficulty Alert brings to your attention a potential hazard identified by the Service Difficulty Reporting Program. It  is a non-mandatory notification and does not preclude issuance of an airworthiness directive.

Note:  All Service Difficulty Alerts issued after October 2010 will be called Civil Aviation Safety Alerts and will be found on the Civil Aviation Safety Alert Home page.

 

AL Date Subject PDF
2010-01 28 April 2010 Turbine Engine Powered Aircraft Operation in Known or Suspected Volcanic Ash Contaminated Airspace 44.9 KB
(18 sec)
2009-08 27 October 2009 Engine Hot Section Deterioration and Engine Condition Trend Monitoring (ECTM) 76 KB
2009-07R1 15 January 2010 Flight control yoke – Corrosion Cessna 172/180/185 series 152 KB
(21 sec)
2009-06 13 August 2009 Procedures for fighting fires caused by lithium type batteries in portable electronic devices 47 KB
2009-05 16 July 2009 Bombardier CL-600-2B19 (Regional Jet Series 100/200/440) All RJ aircraft with third crewmember oxygen systems installed 81 KB
2009-04 13 July 2009 Aircraft fuel caps being found on runway and taxiway surfaces 40 KB
2009-03 19 May 2009 Piper Aztec PA23 250 - Emergency gear extension control system 76 KB
2009-02 20 April 2009

Night Vision Goggles (NVGS) and obstruction lighting using Light Emitting Diode (LED) sources

36 KB
2009-01 10 February 2009

Galley or Washroom Water Heater failure Supplemental Type Certificate (STC) – SA696GL and STC SA4370SW

88 KB
2008-01 11 July 2008 Rolls-Royce Turboshaft Engines 250-C30 and 250-C47 Series Torque Meter Gear Failure 43 KB
2007-03R1 10 June 2009 DHC 6 – (Twin Otter) Control Cable Inspection 31 KB
2007-02 19 September 2007 Engine Cowl Security 43 KB
2007-01 03 October 2007 Cessna 340 Model Aircraft With STC SA4948NM Installed. (Installation Of Wing Spoilers) 57 KB
2006-05 20 September 2006 Bombardier CL600-2B16 (601-3A) - AC Generator Cable Chafing 462 KB
2006-04 18 September 2006 Bombardier Q100/200/300 - Overhaul of Flap Actuators 41 KB
2006-03 4 July 2006 Textron Lycoming, Avco Corporation - All Turbocharged Engines Applicability of FAA AD 91-08-07 42 KB
2006-02 27 February 2006 Raytheon Beech 1900 Series - Main Wheel Bearing Failure 38 KB
2006-01 22 February 2008 Cessna 208 (Caravan) Series - Operation Into Known or Forecast Icing Conditions 50 KB
2005-09 12 December 2005 Luscombe Model 8 Series Vertical Fin Attachment Bracket Failure 95 KB
2005-08 17 October 2005 AVCO Lycoming - Engine Oil Filter Converter Plate Gasket 97 KB
2005-07 4 August 2005 Eurocopter France (Formerly Aerospatiale) - Models AS 350 and AS 355 Series Rotorcraft Collective Lever Lock 55 KB
2005-06 3 August 2005 CFM International CFM56-5/-7 Series Engines - (Installed on A319, A320, A340, and Boeing 737 Aircraft) Permanent Magnet Alternator )PMA) Failure 54 KB
2005-05 18 March 2005 Pratt &Whitney Canada - PW100 Series Engines Propeller Shaft Cracking 220 KB
2005-04 28 February 2005 Bombardier (Canadair) CL600 1A11, CL600-2A12, and CL600-2B16 - Air-Driven Generator 94.6 KB
2005-03 2 February 2005 Bombardier (Canadair) CL-600-2C10 &CL-600-2D24 (CRJ-700/900 Series) - Auxiliary Power Unit RE220 (RJ) Failure 47.3 KB
2005-02 21 January 2005 Raytheon Aircraft Company - Beech 1900D Windshield Ground Wire 207 KB
2005-01 7 January 2005 Bell Helicopter Textron Canada (BHTC) - Models 205A-1, 205B, 212 and 412 Tail Rotor Blades 61.7 KB
2004-09 5 January 2005 Bombardier Canadair CL-215 1A10 - Chafed Wiring 161 KB
2004-08 29 December 2004 De Havilland DHC 2 - Unapproved Rudder Pedal Torque Tube 163 KB
2004-06 5 November 2004 Airbus A330 - Main Landing Gear SM9 Pin Retention Bolt 142 KB
2004-05 28 September 2004 Honeywell T53 Series Engines - Engine Fuel Control Unit Drive Shaft and Spline Wear 191 KB
2004-04 22 June 2004 Boeing 737 - Nose Landing Gear Upper Drag Brace 188 KB
2004-03 4 June 2004 Eurocopter France (Aerospatiale) Lama 315B - Repetitive Lift Operations 133 KB
2004-02 15 March 2004 Diamond DA 20 CI - Engine Mount Bolt Washer 165 KB
2004-01 22 January 2004 Bombardier CL600 2B19 Regional Jet (RJ) - AFT Pressure Bulkhead Damage 275 KB
2003-11 9 December 2003 Bombardier DHC-8 - Nose Landing Gear Drag Strut Hydraulic Hoses 159 KB
2003-10 4 December 2003 Aeronca, Champion and Bellanca 7 & 8 Series Aircraft - Metal Spar Wing Wiring Installation 155 KB
2003-09 28 November 2003 DHC-3 Series Flap Control Rod 128 KB
2003-08 17 November 2003 Bellanca 8GCBC - Scout Flap Cables 99.1 KB
2003-07 17 July 2003 Beechcraft King Air Model A100 and Airliner Model 99A - Horizontal Stabilizer Actuator Detached From Airframe Structure 177 KB
2003-06 11 July 2003 HS 748 Series Aircraft Aileron Actuating Lever Cracking 127 KB
2003-05 16 May 2003 Cessna 336 & 337 - Flap Cable Failure P/N 1460100-7 and 1460100-8 237 KB
2003-04 16 May 2003 De Havilland DHC 3 Aircraft - Horizontal Stab Actuator Lubrication 149 KB
2003-03 21 March 2003 Raytheon/Beech 90 series - Elevator Trim Tab Control Rod Failure 290 KB
2003-02 12 March 2003 Beech C90 Series - Cracked Spar Fitting 888 KB
2003-01 9 January 2003 Bombardier (CANADAIR) CL600 Challenger and RJ 100 Series 103 KB
2002-08 11 December 2002 Beech King Air 100 Pressure Bulkhead 156 KB
2002-07 30 October 2002 SWEARINGEN SA226TC Landing Light Wires Arcing to Fuel Line 124 KB
2002-06 7 October 2002 Beech 300 - Rudder Pedal Cracking 136 KB
2002-05 15 July 2002 Aerospatiale AS350/355 Series Tail Rotor Pitch Change Control Bellcrank (P/N 350A33.1058.03) 144 KB
2002-04 15 July 2002 Zenith Low Pressure Fuel Shut-Off Valve 453 KB
2002-03 30 May 2002 Boeing 737 Nose Landing Gear Actuator Support Structure 387 KB
2002-02 2 May 2002 Cessna Citation Brake Stators B.F. Goodrich P/N 133-893-2 848 KB
2002-01 19 February 2002 Suspected Unapproved Parts 133 KB
2001-05 2 December 2001 Inspection Techniques for Airworthiness Directive 2000-25-02R1 1.13KB
2001-04 21 August 2001 De Havilland DHC-8-400 - Type II/III Emergency Exit Door Functional Check 118 KB
2001-03 16 July 2001 Bombardier DHC-8-100/-200/-300 - Door Chassis 145 KB
2001-02 30 April 2001 Mcdonnell Douglas (Hughes) 369D/E - Main Rotor Blade Cracks 1.10 MB
2001-01 25 January 2001 Airbus A319/A320 - Wing Rear Spar Wiring Chafed 118 KB
2000-06 11 October 2000 Large Jet Transport Aircraft - Engine Fan Cowl Loss 120 KB
2000-05 12 September 2000 Bell 205, 212 & 412 - Tail Rotor Blades 473 KB
2000-04 9 May 2000 Cessna 150 & 152 - Rudder Jam 141 KB
2000-03 24 March 2000 Beech 90 Series - Security of Emergency Exit Door Latch 268 KB
2000-02 1 March 2000 De Havilland DHC-3 - Worn Elevator Trim Push-Pull Rods 156 KB
2000-01 1 February 2000 Fairchild/Swearingen Models SA226 and SA227 - Uncommanded Landing Gear Retractions 152 KB
1999-05 9 December 1999 Cessna Citation 500, 501, 550, S550, 550 Bravo - Control Column Bobweight Support Cracks 129 KB
1999-04 13 August 1999 Piper PA31 - Cracked Elevator Spring 197 KB
1999-03 11 August 1999 Consolidated Canso PBY5A - Nose Gear Door Torque Tube 155 KB
1999-02 16 March 1999 Bombardier DHC-4 and DHC-5 - Weight and Balance Procedures 118 KB
1999-01 7 January 1999 Boeing 727 in Cargo Configuration - Passenger Cabin Window Failures 118 KB
1998-03 17 August 1998 Cessna 550 - Failure of Defog Blower Motor 112 KB
1998-02 17 August 1998 Boeing 737 - Flight Spoiler Power Control Unit 111 KB
1998-01 19 June 1998 Piper PA28-140 - Spin Recovery Procedures 111 KB

"Service Difficulty Alerts are available in Portable Document Format and may be viewed using version 3.0 or higher of the Adobe® Acrobat Reader. This reader may be downloaded free of charge by visiting the Adobe® web site, or contact your LAN administrator if you require assistance with the installation of the Adobe Reader."

Continuing Airworthiness