Turbofan Engines
Service Bulletin #D200701000060: ENGINE - CONVERT ENGINE MODELS TFE731-3/-3D-1C TO TFE731-4-1C. Revision date/number: Feb 12, 2013; Revision 4
Service Bulletin #D201209000054: OIL - DISTRIBUTION - INSTALL IMPROVED COOLER INLET TUBE ASSEMBLY PN 3061253-5. Revision date/number: Feb 6, 2013; Revision 0
Service Bulletin #D199905000079: Oil - Distribution - Install an Improved Oil Drainback System. Revision date/number: Feb 6, 2013; Revision 7
Service Bulletin #D201210000067: ENGINE - ENGINE FUEL AND CONTROL - ONE TIME FUNCTIONAL TEST OF FUEL SOLENOID VALVE. Revision date/number: Jan 30, 2013; Revision 0
Service Bulletin #D200904000052: Replacement of No. 1 Bearing Support with Modified Support to Improve Lubrication System. Revision date/number: Jan 30, 2013; Revision 1
APU
Service Bulletin #D200804000055: Replace the Plain Seal (Compressor Seal), Part Number 3616650-1 with Plain Seal (Compressor Seal), Part Number 3616650-3. Revision date/number: Feb 1, 2013; Revision 1
Service Bulletin #D201208000066: AIRBORNE AUXILIARY POWER - GAS TURBINE ENGINE - REMOVE AND INSPECT THE SECOND STAGE TURBINE ROTOR ASSEMBLY PN 3840165-4 FOR LINEAR INDICATIONS. Revision date/number: Jan 25, 2013; Revision 1
Avionics
Service Bulletin #D201212000025: Modification (MOD) 5 to ADAHRS, PN 065-00188-5103, -5502; Inspect and Replace Pressure Transducers if Necessary. Revision date/number:Feb 12, 2013; Revision 0
Service Bulletin #A21-3851-006: RCZ-833J/K, RCZ-851J/K, RCZ-854J Communications Unit (COM Unit) – Conversion of the COM Unit from PN 7510700-725, -763, -765, -813, -815, -825, -863, -875 to PN 7510700-724, -761, -764, -814, -816, -824, -873, -876 In the Same Sequence; Make Sure the XS-852E/F Mode S Transponder Does Not Go Into Standby When Air Traffic Control (ATC) Code is Changed. Revision date/number:Feb 6, 2013; Revision 1
Service Bulletin #A21-3887-028: Modification (MOD) AF to AV-900 Audio Panel, PN 7511900-90701, -90901; Make Sure Field Programmable Gate Array (FPGA) Works With New Coder-Decoder (CODEC). Revision date/number:Feb 20, 2013; Revision 0