Service Bulletin

2026 TXTAV | Turboprop

By March 2, 2026 June 5th, 2026 No Comments
        
   *** Bulletin lists shown below are available for reference purposes only. For more information regarding individual bulletins, please refer to your aircraft technical publications.

DOCUMENT TITLE COMPLIANCE DATE
SL408-12-01 Servicing - Brake System Hydraulic Fluid Purge And Replacement (Model: 408, SkyCourier) Mandatory June
SL408-32-02 Landing Gear - Replacement Of The Brake Master Cylinder(S) (Model: 408, SkyCourier) Mandatory June
CAL-72-05 Engine - Transmittal Of Pratt And Whitney Canada Service Bulletin 1861, Inspection Of Fuel Control Unit (Models: 208, 208B) Recommended June
MTL-72-01 Engine - Transmittal of Pratt & Whitney Canada Service Bulletin 1861, Fuel Control Unit - Inspection of (Models: C90GT, C90GTI, C90GTX, F90, 100, A100) Recommended May
SB408-32-01-HOLD Landing Gear - High Float Tire And Gravel Runway Protection Kits Installation HOLD (Model: 408, SkyCourier) Optional May
SB408-76-01 Engine Controls - Ground Fine Improvement (Model: 408, SkyCourier) Optional May
SL408-25-01 Equipment/Furnishings - Transmittal Of Millennium Service Bulletin SB2049-25-20-17 Recline And Floor Track Lever (Model: 408, SkyCourier) Optional May
CAL-61-06 REV 1 Propeller - Transmittal Of Mccauley Service Letter SL2026-1 Propeller Counterweight Attach Bolt Torque Verification (Models: 208, 208A, 208B) Mandatory April
CQL-61-01 Propeller - Transmittal Of Mccauley Service Letter SL2026-1 Propeller Counterweight Attach Bolt Torque Verification (Models: 425, 441) Mandatory April
SL408-61-02 Propeller - Transmittal Of Mccauley Service Letter SL2026-1 Propeller Counterweight Attach Bolt Torque Verification (Model: 408, SkyCourier) Mandatory April
CAL-71-21 REV 1 Power Plant - Inspection For Missing Washer On The Inertial Separator Assembly (Model: 208B) Recommended April
CAL-71-20 Power Plant - Engine Mount Bolt Inspection (Models: 208, 208B) Mandatory March
MTL-52-03 REV 1 Doors - Cargo Door and Air Stairs Latching Plate Washer Inspection (Models: B200CGT, B300C) Recommended March
MTB-23-01 Communications - Cabin Speaker Replacement (Models: B200GT, B200CGT, B300, B300C) Optional March
MTB-26-01 REV 2 Fire Protection - Replacement of the Halon Type 1211 Portable Fire Extinguishers (Models: B200GT, B200CGT, B300, B300C) Optional March
SL408-99-03 REV 1 Miscellaneous - Update To Aircraft Serialization In Instructions For Continued Airworthiness (ICA) (Model: 408, SkyCourier) Informational March
MTL-27-05 REV 1 Flight Controls - Elevator Bellcrank Inspection (Models: F90, 200/B200, 200C/B200C, 200T/B200T, 200CT/B200CT, B200GT, B200CGT, 300, 300/300LW, B300, B300C) Mandatory February
MTL-27-08 Flight Controls - Elevator Bellcrank Inspection (Models: 1900, 1900C, 1900C-1, 1900D) Mandatory February
CAL-71-21 Power Plant - Inspection For Missing Washer On The Inertial Separator Assembly (Model: 208B) Recommended February
SL408-27-03 Flight Controls - Aft Rudder Control Cable Inspection (Model: 408, SkyCourier) Recommended February
SL408-42-01 Integrated Modular Avionics - Garmin GIA 64 LRU Replacement (Model: 408, SkyCourier) Recommended February
CAB-26-03 Fire Protection - Fire Detect Controller Assembly Obsolescence (Model: 208, 208B) Optional February
CAB-33-01 REV 1 Lights - Led Beacon Installation (Model: 208, 208B) Optional February
CAL-34-07 Navigation - Transmittal Of Garmin Service Advisory No 25056 Revision B, 2025 IGRF (International Geomagnetic Reference Field) Magnetic Field Model (Model: 208, 208B) Informational February
SL408-99-03 Miscellaneous - Update To Aircraft Serialization In Instructions For Continued Airworthiness (ICA) (Model: 408, SkyCourier) Informational February
CAL-79-03 REV 1 Oil - Oil Shutoff Cable Clamp Replacement/Installation (Model: 208B) Mandatory January
MTL-30-02 Ice and Rain Protection - Main Landing Gear (MLG) Deice Tubing Bond Clamp Installation (Models: B200GT, B200CGT, B300, B300C) Recommended January
MTL-34-05 Navigation - Transmittal of Collins Aerospace Service Bulletin (SB) GPS-4X00()-34-515 for the GPS-4000S Global Positioning System (Models: KA90, Super King Air B200GT, Super King Air B300, Super King Air B300/B300C) Recommended January
MTL-52-03 Doors - Cargo Door and Air Stairs Latching Plate Washer Inspection (Models: B200CGT, B300C) Recommended January
MTL-52-04 Doors - Cargo Door and Air Stairs Latching Plate Washer Inspection (Models: B200CGT, B300C) Recommended January
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