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Service Difficulty Advisories

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

AV Date Subject Word PDF
2010-04 20 April 2010 Engine core cowl stay support strut/rod 3.82 MB
(8 min 6 sec)
337 KB
(1 min 43sec)
2010-03 18 March 2010 CESSNA 300/400 SERIES Main Landing Gear Malfunctions 448 KB
(1 min 4 sec)
47.5 KB
(6 sec)
2010-02 4 March 2010 Bombardier Inc. CL-600-2C10, CL-600-2D15 and CL-600-2D24 Aft Nose Landing Gear Door Upper Attachment Hinge Assemblies 1 MB
(4 min 3 sec)
157 KB
(50 sec)
2010-01 2 March 2010 Fuel Containing FAME (Fatty Acid Methyl Ester) 1.84 MB
(4 min 24 sec)
50 KB
(7 sec)
2009-06 8 December 2009 Kelowna Flightcraft - Convair 340/440 (580) model aircraft Fuel Crossfeed and Transfer 801 KB
(1 min 54 sec)
58 KB
(8 sec)
2009-05 30 September 2009 Inspection & Maintenance Guidelines for Flush-Mounted Fuel Caps 982 KB
(4 min 39 sec)
69 KB
(19 sec)
2009-04 29 September 2009 CANADAIR CHALLENGER CL-600-2A12, CL 600-2B16 SERIES 601, 601-3A AND 601-3R ELEVATOR CABLE VERTICAL STABILIZER AREA 631 KB
(2 min 59 sec)
188 KB
(53 sec)
2009-03 26 June 2009 Catalytic Oxidation of Aircraft Carbon Brakes due to Runway De-Icing (RDI) Fluids 607 KB
(2 min 52 sec)
34 KB
(9 sec)
2007-03R1 20 May 2009 FLEXIBLE FUEL MANIFOLDS PRATT & WHITNEY CANADA PW100 SERIES ENGINES 443 KB
(2 min 6 sec)
30 KB
(8 sec)
2009-02 8 May 2009 NACELLE BOLT MIGRATION DHC 8 100/200/300 514 KB
(2 min 26 sec)
64 KB
(18 sec)
2009-01 17 April 2009 PT6A Engines - Handling of External Engine Tubes and Fittings 3.7 MB
(18 min)
113 KB
(32 sec)
2008-08 2 December 2008 Tire Failure - Locked Carbon Disc Brake Due to Moisture Absorption and Freezing 443KB
(2 min)
45KB
(15 sec)
2008-07 9 September 2008 Pratt & Whitney Canada PW500 Series Engines No. 4 Bearing - Carbon Seal Distress 427KB
(2 min)
29KB
(8 sec)
2008-06 15 August 2008 Teledyne Contental Engine Model A-65 Series 422KB
(2 min)
32.4KB
(10 sec)
2008-05 19 June 2008 Pratt & Whitney Canada PT 6A-65 & 67 Series Reduction Gearbox 1ST Stage Carrier Bolts Fractured 428KB
(2 min)
31KB
(10 sec)
2008-04 19 June 2008 Pratt & Whitney Canada JT15D-1 series Impeller Failures 428KB
(2 min)
31KB
(10 sec)
2008-03 28 May 2008

Fuel System Icing (Suspended Water In Fuel)

590KB
(2 min 47 sec)
49KB
(13 sec)
2008-02 22 February 2008

Diamond DA20-C1 - IO-240 Fuel System Contamination

427KB
(2 min)
43KB
(15 sec)
2008-01 17 January 2008 DHC 8 Q400 Series Nose Landing Gear Door Spring 427KB
(2 min)
42KB
(15 sec)
2007-06 19 September 2007 PT6A - 114/114A Compressor Turbine Blades 425KB
(2 min)
43KB
(15 sec)
2007-05 29 October 2007 All PT6A Engines (#1 bearing) Electrical Discharge Damage (EDD) 245KB
(1 min)
43KB
(15 sec)
2007-04 22 August 2007

CESSNA 150, 172, and 175 Steering Tube (PN 0543022-XX) TSB Aviation Safety Information A02Q0160-D1-L1; Jammed Rudder Pedal

3.5MB
(4 min 4 sec)
65KB
(20 sec)
2007-03 9 February 2007 Flexible Fuel Manifolds Pratt & Whitney Canada PW100 Series Engines 423KB
(2 min)
38KB
(10 sec)
2007-02 1 February 2007 Pratt & Whitney R-985 Series Engines Cylinder Heads and Cylinder Flanges 647KB
(3 min 4 sec)
68KB
(19 sec)
2007-01 25 January 2007 Aircraft Fuel Caps Being Found on Runway and Taxi Surfaces 510KB
(2 min 25 sec)
124KB
(35 sec)
2006-08 22 September 2006 Pratt & Whitney Canada Engines Engine Oil Filler Cap Security 8955KB
(2 min 16 sec)
53KB
(15 sec)
2006-07 8 September 2006 Mitsubishi MU-2B - Combustor Plenums Cracked (Honeywell TPE 331-6-252M) 8955KB
(42 min 27 sec)
1279KB
(6 min 3 sec)
2006-06 5 July 2006 Pratt & Whitney Canada All PT6A Series Engines - Hot Section – Borescope Inspections 781KB
(3 min 42 sec)
41KB
(11 sec)
2006-05 4 July 2006 Pratt and Whitney Canada PT6A-38, -40, -41, -41AG, -42, -42A, and -62, Series Engines Replacement of First Stage Sun Gear and Planet Gears at Overhaul 429KB
(2 min 2 sec)
44KB
(12 sec)
2006-04 30 May 2006 Dehavilland Twin Otter DHC 6-300 - Nose Wheel Steering Collar Fracture 1942KB
(8 min 59 sec)
97KB
(26 sec)
2006-03 24 February 2006 Pratt & Whitney Canada PT6, PW100, PW150, JT15D, PW 200, PW300 and PW500 Engine Models Engine Condition Trend-Monitoring 427KB
(1 min 58 sec)
12KB
(12 sec)
2006-02 24 February 2006 Cessna 182 - Inspection of EDO Float Installations 428KB
(1 min 58 sec)
47KB
(13 sec)
2006-01 8 February 2006 Pratt & Whitney PW 100 Engine - Electrical System Care 1236KB
(5 min 51 sec)
255KB
(1 min 12 sec)
2005-02 12 April 2005 Pratt & Whitney Canada - PT6A-67D Series Engines (Installed on Raytheon Beech 1900D Aircraft) Possible Oil Contamination 430KB
(2 min 2 sec)
47KB
(13 sec)
2005-01 6 April 2005 Honeywell (Garrett) TPE 331-10UA - Engine Oil Filter Housing Cracks 407KB
(1 min 58 sec)
41KB
(11 sec)
2004-05 1 December 2004 Pratt & Whitney Canada - JT8D-17 Series Engine Compressor Failures 416KB
(1 min 58 sec)
48KB
(13 sec)
2004-04 16 July 2004 Rolls Royce Corporation (RRC) 250 Series Engines - Engine Compressor Splined Adaptor Couplings 410KB
(1 min 56 sec)
130KB
(36 sec)
2004-03 4 June 2004 De Havilland DHC-1 Chipmunk - Flight Control Cables 410KB
(1 min 56 sec)
128KB
(36 sec)
2004-02 12 February 2004 Passenger Seat Belts Equipped With "D-Ring" Type Attachment Fittings 530KB
(2 min 30 sec)
338KB
(1 min 36 sec)
2004-01 12 January 2004 Cessna 650 - Citation III Flight Control Cables 719KB
(3 min 24 sec)
151KB
(42 sec)
2003-09 29 December 2003 Lycoming TIO-540 Series - Crankshaft Fatigue Cracks 408KB
(1 min 56 sec)
95KB
(27 sec)
2003-08 11 December 2003 Chelton Flight Systems 215KB
(1 min 1 sec)
120KB
(34 sec)
2003-07 28 November 2003 Swearingen SA226TC - Water Ingress During Heavy Rain 402KB
(1 min 54 sec)
124KB
(35 sec)
2003-06 10 November 2003 Israel Industries Astra SPX Nosewheel Steering Bracket Failure 629KB
(2 min 58 sec)
108KB
(30 sec)
2003-05 18 September 2003 Beech 1900D Hartzell Propeller HC-E4A-3I - Blade Retention Bearings 217KB
(1 min 1 sec)
89KB
(25 sec)
2003-04 17 July 2003 Bell 222, 222B, 222U and 230 Tailboom Cracking 1018MB
(5 min 43 sec)
160KB
(45 sec)
2003-03 9 July 2003 BAE Jetstream Series 3100/3200 Dowty Rotol Propeller R333 - Damaged Piston Seals 219KB
(1 min 2 sec)
99KB
(28 sec)
2003-02 19 July 2003 Piper PA28R 201, PA32R 301/T, PA44 180/T, PA46 310P/350P - Nose Landing Gear Down Assist Springs 740KB
(3 min 30 sec)
126KB
(35 sec)
2003-01 18 February 2003 Beech A100 - Cracked Elevator Trailing Edge Splines 654KB
(3 min 6 sec)
209KB
(59 sec)
2002-05 21 November 2002 Bell 206A/B Series Engine Compressor Damage 406KB
(1 min 55 sec)
97KB
(27 sec)
2002-04 30 October 2002 Beech King Air Series Wing Attach Torque Procedure 406KB
(1 min 55 sec)
122KB
(34 sec)
2002-03 17 June 2002 Voltage Regulators Installed on Cessna Single Engine Aircraft With 14-Volt Electrical Systems 409KB
(1 min 56 sec)
145KB
(41 sec)
2002-02 16 January 2002 Turbine Governor Spring - Honeywell Allison Models 250-C18, -C20, -C28, -C30 (Including -C30R and -C30R/1), -C20R, -B15, -B17, and -B17F Series Engines 40.5KB
(11 sec)
122KB
(34 sec)
2002-01 11 January 2002 Aeroshell Oil Recall 425KB
(2 min)
153KB
(43 sec)
2001-05 16 October 2001 Cessna 188, A188, and T188 (AGWAGON) - Corrosion of Rudder Pedal Arms and Torque Tubes 6082MB
(33 min 6 sec)
418KB
(1 min 58 sec)
2001-04 16 July 2001 Aerospatiale as 350/355 Series - Tail Rotor Pitch Change Spider 771KB
(3 min 39 sec)
122KB
(34 sec)
2001-03 28 March 2001 Hughes 369D Collective Bungee Support Bracket 1074MB
(8 min 26 sec)
136KB
(38 sec)
2001-02 5 March 2001 Aerospatiale as 350/355 Series - Tail Rotor Blade Cracks 407KB
(1 min 55 sec)
188KB
(33 sec)
2001-01 10 January 2001 Hamilton Sundtrand 14SF-5 and 14SF-7 Propellers - Cracked Blade Retaining Rings 407KB
(1 min 55 sec)
120KB
(34 sec)
2000-06 6 December 2000 Cessna 150 & 152 - Vertical Fin Attachment Bracket Cracking 2073MB
(13 min 15 sec)
162KB
(46 sec)
2000-05 5 October 2000 Cessna 172/180/185 - Aileron Control Column Sprockets 3.38KB
(16 min 24 sec)
292KB
(1 min 23 sec)
2000-04 17 August 2000 Airbus A330 - Burnt Power Supply 410KB
(1 min 56 sec)
119KB
(33 sec)
2000-03 5 June 2000 Aviadesign STC SA4013WE (Beech 99, King Air, Queen Air & Swearinggen SA26) - Main Landing Gear Collapse 408KB
(1 min 56 sec)
124KB
(35 sec)
2000-02 24 March 2000 Mitsubishi MU-2B - Gear-up Landing 2030MB
(11 min 9 sec)
170KB
(48 sec)
2000-01 31 January 2000 Mcdonnell Douglas (Hughes) 369 Series 0 Flight in Falling Snow - Optional Engine Air Inlet Deflector 216KB
(1 min 1 sec)
123KB
(34 sec)
1999-06 22 September 1999 De Havilland DHC 8300 Series - Emergency Exit Type I Door 413KB
(1 min 57 sec)
150KB
(42 sec)
1999-05 11 August 1999 Piper PA34 - Tunnel Bracket 1074MB
(8 min 26 sec)
161KB
(45 sec)
1999-04 22 July 1999 Allison 250-C18 & -C20 Series - Sundstrand Dual Element Fuel Pump Part Number 024731 410KB
(1 min 56 sec)
124KB
(35 sec)
1999-03R1 14 January 2000 Bell 206 Series - Craked Frame 1016MB
(5 min 37 sec)
158KB
(44 sec)
1999-03 15 July 1999 Bell 206 Series - Cracked Frame 1010MB
(5 min 20 sec)
139KB
(39 sec)
1999-02 7 July 1999 Bell 206 Series Helicopters - Cracked Pitch Link Nuts 1004MB
(5 min 2 sec)
135KB
(38 sec)
1999-01 7 July 1999 Rolls-Royce Dart & Spey - Silver Plating - Fuel Pumps 228KB
(1 min 4 sec)
122KB
(34 sec)
1998-01 17 April 1998 Textron Lycoming 320 & 360 Series Engines - Crankshaft Inspection 411KB
(1 min 56 sec)
132KB
(37 sec)
1997-01 10 December 1997 Eurocopter 350 Series - Fuel Control Lever Guard 407KB
(1 min 55 sec)
115KB
(32 sec)
1990-06 14 January 2008 Allison 250-C Series Engines Loose “B” Nuts 437KB
(2 min 1 sec)
41KB
(11 sec)

Service Difficulty Advisories 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 Advisories 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.