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 Word PDF
2010-01 28 April 2010 Turbine Engine Powered Aircraft Operation in Known or Suspected Volcanic Ash Contaminated Airspace 429 KB
(2 min 58 sec)
44.9 KB
(18 sec)
2009-08 27 October 2009 Engine Hot Section Deterioration and Engine Condition Trend Monitoring (ECTM) 411 KB
(2 min 51 sec)
76 KB
(31 sec)
2009-07R1 15 January 2010 FLIGHT CONTROL YOKE – CORROSION CESSNA 172/180/185 SERIES 6.29 MB
(14 min 58 sec)
152 KB
(21 sec)
2009-06 13 August 2009 PROCEDURES FOR FIGHTING FIRES CAUSED BY LITHIUM TYPE BATTERIES IN PORTABLE ELECTRONIC DEVICES 446 KB
(2 min 6 sec)
47 KB
(13 sec)
2009-05 16 July 2009 BOMBARDIER CL-600-2B19 (Regional Jet Series 100/200/440) All RJ aircraft with third crewmember oxygen systems installed 3,167 KB
(14 min 39 sec)
81 KB
(22 sec)
2009-04 13 July 2009 AIRCRAFT FUEL CAPS BEING FOUND ON RUNWAY AND TAXIWAY SURFACES 422 KB
(1 min 57 sec)
40 KB
(11 sec)
2009-03 19 may 2009 PIPER AZTEC PA23 250 - EMERGENCY GEAR EXTENSION CONTROL SYSTEM 494 KB
(2 min 17 sec)
76 KB
(21 sec)
2009-02 20 April 2009

NIGHT VISION GOGGLES (NVGS) AND OBSTRUCTION LIGHTING USING LIGHT EMITTING DIODE (LED) SOURCES

429 KB
(2 min 2 sec)
36 KB
(10 sec)
2009-01 10 February 2009

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

533 KB
(2 min 31 sec)
88 KB
(25 sec)
2008-01 11 July 2008 ROLLS-ROYCE TURBOSHAFT ENGINES 250-C30 AND 250-C47 SERIES TORQUE METER GEAR FAILURE 632 KB
(3 min 25 sec)
43 KB
(1 min)
2007-03R1 10 June 2009 DHC 6 – (TWIN OTTER) Control Cable Inspection 442 KB
(2min 5 sec)
31 KB
(8 sec)
2007-02 19 September 2007 Engine Cowl Security 413 KB
(2 min)
43 KB
(12 sec)
2007-01 03 October 2007 Cessna 340 Model Aircraft With STC SA4948NM Installed. (Installation Of Wing Spoilers) 7.2 MB
(5 min)
57 KB
(16 sec)
2006-05 20 September 2006 Bombardier CL600-2B16 (601-3A) - AC Generator Cable Chafing 747 KB
(3 min 32 sec)
462 KB
(2 min 11 sec)
2006-04 18 September 2006 Bombardier Q100/200/300 - Overhaul of Flap Actuators 413 KB
(1 min 57 sec)
41 KB
(11 sec)
2006-03 4 July 2006 Textron Lycoming, Avco Corporation - All Turbocharged Engines Applicability of FAA AD 91-08-07 416 KB
(1 min 58 sec)
42 KB
(11 sec)
2006-02 27 February 2006 Raytheon Beech 1900 Series -Main Wheel Bearing Failure 512 KB
(2 min 22 sec)
38 KB
(10 sec)
2006-01 22 February 2008 Cessna 208 (Caravan) Series - Operation Into Known or Forecast Icing Conditions 431 KB
(1 min 59 sec)
50 KB
(13 sec)
2005-09 12 December 2005 Luscombe Model 8 Series Vertical Fin Attachment Bracket Failuret 2.38 MB
(11 min 33 sec)
95 KB
(27 sec)
2005-08 17 October 2005 AVCO Lycoming - Engine Oil Filter Converter Plate Gasket 511 KB
(2 min 25 sec)
97 KB
(27 sec)
2005-07 4 August 2005 Eurocopter France (Formerly Aerospatiale) - Models AS 350 and AS 355 Series Rotorcraft Collective Lever Lock 911 KB
(4 min 19 sec)
55 KB
(15 sec)
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 1.05 MB
(4 min 51 sec)
54 KB
(15 sec)
2005-05 18 March 2005 Pratt &Whitney Canada - PW100 Series Engines Propeller Shaft Cracking 1.38 MB
(6 min 41 sec)
220 KB
(1 min 2 sec)
2005-04 28 February 2005 Bombardier (Canadair) CL600 1A11, CL600-2A12, and CL600-2B16 - Air-Driven Generator 1.29 KB
(6 min 15 sec)
94.6 KB
(26 sec)
2005-03 2 February 2005 Bombardier (Canadair) CL-600-2C10 &CL-600-2D24 (CRJ-700/900 Series) - Auxiliary Power Unit RE220 (RJ) Failure 247 KB
(1 min 10 sec)
47.3 KB
(13 sec)
2005-02 21 January 2005 Raytheon Aircraft Company - Beech 1900D Windshield Ground Wire 536 KB
(2 min 32 sec)
207 KB
(58 sec)
2005-01 7 January 2005 Bell Helicopter Textron Canada (BHTC) - Models 205A-1, 205B, 212 and 412 Tail Rotor Blades 432 KB
(2 min 2 sec)
61.7 KB
(17 sec)
2004-09 5 January 2005 Bombardier Canadair CL-215 1A10 - Chafed Wiring 1.66 MB
(8 min 3 sec)
161 KB
(45 sec)
2004-08 29 December 2004 De Havilland DHC 2 - Unapproved Rudder Pedal Torque Tube 722 KB
(3 min 25 sec)
163 KB
(46 sec)
2004-06 5 November 2004 Airbus A330 - Main Landing Gear SM9 Pin Retention Bolt 643 KB
(3 min 2 sec)
142 KB
(40 sec)
2004-05 28 September 2004 Honeywell T53 Series Engines - Engine Fuel Control Unit Drive Shaft and Spline Wear 1.45 MB
(6 min 52 sec)
191 KB
(54 sec)
2004-04 22 June 2004 Boeing 737 - Nose Landing Gear Upper Drag Brace 595 KB
(2 min 49 sec)
188 KB
(53 sec)
2004-03 4 June 2004 Eurocopter France (Aerospatiale) Lama 315B - Repetitive Lift Operations 410 KB
(1 min 56 sec)
133 KB
(37 sec)
2004-02 15 March 2004 Diamond DA 20 CI - Engine Mount Bolt Washer 729 KB
(3 min 27 sec)
165 KB
(46 sec)
2004-01 22 January 2004 Bombardier CL600 2B19 Regional Jet (RJ) - AFT Pressure Bulkhead Damage 670 KB
(3 min 10 sec)
275 KB
(1 min 18 sec)
2003-11 9 December 2003 Bombardier DHC-8 - Nose Landing Gear Drag Strut Hydraulic Hoses 762 KB
(3 min 36 sec)
159 KB
(45 sec)
2003-10 4 December 2003 Aeronca, Champion and Bellanca 7 &8 Series Aircraft - Metal Spar Wing Wiring Installation 1.03 MB
(5 min)
155 KB
(44 sec)
2003-09 28 November 2003 DHC-3 Series Flap Control Rod 367 KB
(1 min 44 sec)
128 KB
(36 sec)
2003-08 17 November 2003 Bellanca 8GCBC - Scout Flap Cables 404 KB
(1 min 54 sec)
99.1 KB
(28 sec)
2003-07 17 July 2003 Beechcraft King Air Model A100 and Airliner Model 99A - Horizontal Stabilizer Actuator Detached From Airframe Structure 1.41 MB
(6 min 50 sec)
177 KB
(50 sec)
2003-06 11 July 2003 HS 748 Series Aircraft Aileron Actuating Lever Cracking 594 KB
(2 min 48 sec)
127 KB
(35 sec)
2003-05 16 May 2003 Cessna 336 &337 - Flap Cable Failure P/N 1460100-7 and 1460100-8 658 KB
(3 min 7 sec)
237 KB
(1 min 7 sec)
2003-04 16 May 2003 Dehavilland DHC 3 Aircraft - Horizontal Stab Actuator Lubrication 1.54 MB
(7 min 28 sec)
149 KB
(42 sec)
2003-03 21 March 2003 Raytheon/Beech 90 series - Elevator Trim Tab Control Rod Failure 1.96 MB
(9 min 30 sec)
290 KB
(1 min 22 sec)
2003-02 12 March 2003 Beech C90 Series - Cracked Spar Fitting 1.01 MB
(4 min 54 sec)
888 KB
(4 min 12 sec)
2003-01 9 January 2003 Bombardier (CANADAIR) CL600 Challenger and RJ 100 Series 434 KB
(2 min 3 sec)
103 KB
(29 sec)
2002-08 11 December 2002 Beech King Air 100 Pressure Bulkhead 8.24 KB
(40 sec)
156 KB
(44 sec)
2002-07 30 October 2002 SWEARINGEN SA226TC Landing Light Wires Arcing to Fuel Line 406 KB
(1 min 55 sec)
124 KB
(35 sec)
2002-06 7 October 2002 Beech 300 - Rudder Pedal Cracking 6.04 KB
(29 min 19 sec)
136 KB
(38 sec)
2002-05 15 July 2002 Aerospatiale AS350/355 Series Tail Rotor Pitch Change Control Bellcrank (P/N 350A33.1058.03) 450 KB
(2 min 8 sec)
144 KB
(40 sec)
2002-04 15 July 2002 Zenith Low Pressure Fuel Shut-Off Valve 253 KB
(1 min 11 sec)
453 KB
(2 min 8 sec)
2002-03 30 May 2002 Boeing 737 Nose Landing Gear Actuator Support Structure 249 KB
(1 min 10 sec)
387 KB
(1 min 50 sec)
2002-02 2 May 2002 Cessna Citation Brake Stators B.F. Goodrich P/N 133-893-2 2.28 MB
(11 min 4 sec)
848 KB
(4 min 1 sec)
2002-01 19 February 2002 Suspected Unapproved Parts 407 KB
(1 min 55 sec)
133 KB
(37 sec)
2001-05 2 December 2001 Inspection Techniques for Airworthiness Directive 2000-25-02R1 1.66KB
(8 min 3 sec)
1.13KB
(5 min 29 sec)
2001-04 21 August 2001 De Havilland DHC-8-400 - Type II/III Emergency Exit Door Functional Check 405KB
(1 min 55 sec)
118 KB
(33 sec)
2001-03 16 July 2001 Bombardier DHC-8-100/-200/-300 - Door Chassis 442 KB
(2 min 5 sec)
145 KB
(41 sec)
2001-02 30 April 2001 Mcdonnell Douglas (Hughes) 369D/E - Main Rotor Blade Cracks 1.70 MB
(8 min 15 sec)
1.10 MB
(5 min 20 sec)
2001-01 25 January 2001 Airbus A319/A320 - Wing Rear Spar Wiring Chafed 410 KB
(1 min 56 sec)
118 KB
(33 sec)
2000-06 11 October 2000 Large Jet Transport Aircraft - Engine Fan Cowl Loss 775 KB
(3 min 40 sec)
120 KB
(34 sec)
2000-05 12 September 2000 Bell 205, 212 &412 - Tail Rotor Blades 856 KB
(4 min 3 sec)
473 KB
(2 min 14 sec)
2000-04 9 May 2000 Cessna 150 &152 - Rudder Jam 776 KB
(3 min 40 sec)
141 KB
(40 sec)
2000-03 24 March 2000 Beech 90 Series - Security of Emergency Exit Door Latch 1.28 MB
(6 min 12 sec)
268 KB
(1 min 16 sec)
2000-02 1 March 2000 De Havilland DHC-3 - Worn Elevator Trim Push-Pull Rods 809 KB
(3 min 50 sec)
156 KB
(44 sec)
2000-01 1 February 2000 Fairchild/Swearingen Models SA226 and SA227 - Uncommanded Landing Gear Retractions 410 KB
(1 min 56 sec)
152 KB
(43 sec)
1999-05 9 December 1999 Cessna Citation 500, 501, 550, S550, 550 Bravo - Control Column Bobweight Support Cracks 511 KB
(2 min 25 sec)
129 KB
(36 sec)
1999-04 13 August 1999 Piper PA31 - Cracked Elevator Spring 1.47 MB
(7 min 8 sec)
197 KB
(56 sec)
1999-03 11 August 1999 Consolidated Canso PBY5A - Nose Gear Door Torque Tube 1.10 MB
(5 min 20 sec)
155 KB
(44 sec)
1999-02 16 March 1999 Bombardier DHC-4 and DHC-5 - Weight and Balance Procedures 411 KB
(1 min 56 sec)
118 KB
(33 sec)
1999-01 7 January 1999 Boeing 727 in Cargo Configuration - Passenger Cabin Window Failures 411 KB
(1 min 56 sec)
118 KB
(33 sec)
1998-03 17 August 1998 Cessna 550 - Failure of Defog Blower Motor 408 KB
(1 min 56 sec)
112 KB
(31 sec)
1998-02 17 August 1998 Boeing 737 - Flight Spoiler Power Control Unit 410 KB
(1 min 56 sec)
111 KB
(31 sec)
1998-01 19 June 1998 Piper PA28-140 - Spin Recovery Procedures 407 KB
(1 min 55 sec)
111 KB
(31 sec)

"Service Difficulty Alerts are available in Microsoft Word Document format and may be viewed using Microsoft Word or a Microsoft Word Viewer. Visit the Microsoft Office download center to acquire a free download of Word 97/2000 Viewer (Word 2000) (Windows 95/98/NT), or contact your LAN administrator if you require assistance with the installation of Word 97/2000 Viewer."

"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."

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