The Aviation DataBase®
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Sept. 11 Sept. 11 America 250
DataBases updated: Aug 26th, 2026
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Service Bulletins
NameRevisionLangSubjectDate
en Mandatory Determination of Permitted Aerobatic Operation Life Range & Precision of Wing Main Attachment Inspection04/06/1994
1 en Mandatory Increasing of Safe Life Time 05/20/2003
en Mandatory Determination of Individual Safe Life Limit Based on Analysis of Data from AMU1 Acceleration Registration Unit05/23/2003
en Mandatory Sporadically Occurred Failure of Rudder Control Cable06/06/1996
en Mandatory Sporadically Occurred Failure of Rudder Control Cable06/06/1996
en Mandatory Determination of Permitted Aerobatic Operation Life Range & Precision of Wing Main Attachment Inspection04/06/1994
1 en Mandatory Increasing of Safe Life Time 05/20/2003
en Mandatory Production End of PND, PN, CSN 63 5388 and CSN 63 5387 Rubber Hoses for Manufacturing of Low-Pressure and High-Pressure Hose Assemblies Used02/25/2002
en Mandatory Determination of Individual Safe Life Limit Based on Analysis of Data from AMU1 Acceleration Registration Unit05/23/2003
en Mandatory Determination of Permitted Aerobatic Operation Life Range & Precision of Wing Main Attachment Inspection04/06/1994
en Mandatory Draining Valves of Fuel Tanks Spring of which Have Deficient Surface Finish06/29/1993
en Mandatory Failure of Pulley Installed in Z 42.4410 "Trim Control Inside Fuselage" System; Increasing Reliability of System in Case of Cable Sag12/06/1993
en Mandatory Provision with Alternate Static Source L 242.8259, which Conforms with Applicable Requirements of FAR 23.132504/28/1994
en Mandatory At Extreme Deflection of Nose-Wheel Steering Screw of Spring-Mechanism L 242.4217 may Interfere with Nose-Wheel Strut Body05/17/1994
en Mandatory During Operation Some Cases of Loosening Fire Extinguisher from Holder Occurred02/08/1996
en Mandatory New Limits for Acrobatic Operation10/31/2000
1 en Mandatory Precise Definition of Safe Life Time 04/15/2003
1 en Mandatory Increasing of Safe Life Time 04/15/2003
en Mandatory Unification of Flight Manuals01/31/2002
en Mandatory Time Limitations Canceling (1500 Flight Hours) of Main Clamping Bolts, Connecting Fuselage Rear Parts & Fuselage Shell; Unification of Maintenance Manual09/25/2002
en Mandatory Determination of Individual Safe Life Limit 04/23/2003
en Mandatory During Operation Some Cases of Loosening Fire Extinguisher from Holder Occurred02/08/1996
en Mandatory Change of Fuel Low Level Measuring; Check List Supplementing with S-TEC System 55 Autopilot Inspection07/09/2002
en Mandatory Correct Function of L242-1510-03.00 Bushing may be Inadversely Affected by Dimensional Tolerances of Parts07/26/1993
en Mandatory Alternation of Engine Speed Indicator Colour Identification According to Lycoming SB 369/I and Putting Interpretation of FAR 23.1549 by Civil Aviation Inspection More Precise04/16/1993
en Mandatory Determination of Permitted Aerobatic Operation Life Range & Precision of Wing Main Attachment Inspection04/06/1994
en Mandatory Several Cases of Exhaust System Transversal Attachment Sleeve Fatigue Fracture Have Occurred; Increasing Safety of Operation in Case Aircraft Has Been Struck by Lightning04/30/1993
en Mandatory Draining Valves of Fuel Tanks Spring of which Have Deficient Surface Finish06/29/1993
en Mandatory Cracks Occurrence and Breaking - Off Elastic Strip which Attaches Flexible Control Rod of Propeller Governor04/26/1994
en Mandatory At Extreme Deflection of Nose-Wheel Steering Screw of Spring-Mechanism L 242.4217 may Interfere with Nose-Wheel Strut Body05/17/1994
1 en Mandatory Results of Review of Rigging Measurements and In-Flight Checks 04/30/1995
en Mandatory Cranks on Exhaust Muffler First Chamber Faces (P/N L242.6671-01.00)04/20/1995
en Mandatory When Handling Auxiliary Tank Cap, Wire Lockring on Auxiliary Tank Filler Flap can Loosen08/08/1995
en Mandatory Under Influence of Cotter Pin Wear and Corrosion Propeller RPM Control System as well as Control System of Throttle and Mixture of Cooling Flap if Installed05/24/1996
2 en Mandatory Increasing of Safe Life Time 04/15/2003
1 en Mandatory New Limits for Acrobatic Operation 10/31/2000
1 en Mandatory Precise Definition of Safe Life Time 04/15/2003
en Mandatory Supplements No. 3 of AFM was Implementation within Engine Check Missing of Adjustment of Propeller02/26/2002
en Mandatory Possibility of Tube Loosing in "Tee" Assembly, P/N L242.7100-06.00 or L242.7600-06.00 and in "Elbow" Assembly, P/N L242.7100-05.00 in Oil System10/07/2002
en Mandatory Determination of Individual Safe Life Limit 04/23/2003
en Mandatory Acceleration Monitoring Unit02/15/2007
en Mandatory When Exceeding Repeatedly Prescribed Airspeeds and Load Factors During Maneuvers, Welding Point Failure can Occur in Front Leveling Point Area07/30/1987
en Mandatory When Exceeding Repeatedly Prescribed Airspeeds and Load Factors During Maneuvers, Welding Point Failure can Occur in Front Leveling Point Area07/30/1987
en Mandatory When Exceeding Repeatedly Prescribed Airspeeds and Load Factors During Maneuvers, Welding Point Failure can Occur in Front Leveling Point Area07/30/1987