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Service Information Letters – Turbine

Service Information Letter (SIL) is used to transmit information, recommendations, and general service instructions to the aircraft owner/operator and maintenance personnel. The information provided in the SILs will be incorporated into the maintenance manual as needed at a later date.

TURBINE SERVICE INFORMATION LETTER INDEX

    1. SIL T-001 – Generator Switch (09/11/1995)
    2. SIL T-002CXL – Service Life Limits (CXL 02/15/2019)
    3. SIL T-003 – Engine Oil, Placard (06/21/1996)
    4. SIL T-004 – TR Bumper (CXL 02/15/2002)
    5. SIL T-005 – Chip Indication (CXL 02/16/2000)
    6. SIL T-006 – Fuel Shutoff Valve (10/03/1997)
    7. SIL T-007 – Cabin Door (12/11/1997)
    8. SIL T-008 – Spar Fitting (12/10/1998)
    9. SIL T-009 – Allison Engine (02/15/2002)
    10. SIL T-010 – Cyclic Stick Socket (CXL 02/16/2000)
    11. SIL T-011 – Electrical Relays (03/31/1999)
    12. SIL T-012 – MR XMSN Pinion Nut (03/31/1999)
    13. SIL T-013 – Vibration Absorber Beam (04/06/1999)
    14. SIL T-014 – Generator Control Unit (03/20/2000)
    15. SIL T-015 – TR Transmission (02/15/2002)
    16. SIL T-016 – Drive Belt (CXL 09/05/2018)
    17. SIL T-017 – Electrical System, Pylon (09/05/2002)
    18. SIL T-018 – Fuel Cell (06/15/2003)
    19. SIL T-019 – MR Push-Pull Rod (CXL 04/07/2017)
    20. SIL T-020  – TR Pitch Change Link (CXL 05/12/2015)
    21. SIL T-021  – MR Damer, Elastometric (CXL 09/15/2016)
    22. SIL T-022 – Lower Pulley Bearings (01/31/2005)
    23. SIL T-023 – Control Rods, Swashplate (CXL 03/24/2014)
    24. SIL T-024 – Engine Cooling Kit (05/02/2007)
    25. SIL T-025 – MR Damper Oil (05/04/2007)
    26. SIL T-026 – TR Thrust Bearings (05/08/2007)
    27. SIL T-027 R4 – TR Pitch Change Link (11/10/2017)
    28. SIL T-028R1 – Landing Gear Fairing (09/05/2018)
    29. SIL T-029 – Belt Tension (03/25/2008)
    30. SIL T-030 – MRG Bolts (05/21/2008)
    31. SIL T-031 – Relay Kit (11/06/2008)
    32. SIL T-032 – Swashplate, Control Rod (CXL 05/24/2012)
    33. SIL T-033 – Grease (CXL 05/24/2012)
    34. SIL T-034R1 – Sliding Window (01/05/2010)
    35. SIL T-035 – Corrosion Maps (05/04/2009)
    36. SIL T-036 – Bearing Temp Warning Unit (03/19/2010)
    37. SIL T-037 – Engine, Overrunning Clutch (10/23/2009)
    38. SIL T-038 – Blade Corrosion Prevention (03/22/2010)
    39. SIL T-039 – Hi-Lo Rotor RPM Switch (03/22/2010)
    40. SIL T-040 – Volt-Ammeter (03/26/2010)
    41. SIL T-041R1 – Blade tape Repair (02/15/2019)
    42. SIL T-042 – Blade Interchangeability (01/20/2011)
    43. SIL T-043 – Torque Indication (CXL 05/24/2012)
    44. SIL T-044 – Droop Compensator (02/23/2011)
    45. SIL T-045 – Cargo Configuration (03/29/2011)
    46. SIL T-046 – Drive system (CXL 09/24/2012)
    47. SIL T-047 – TR Pitch Change Bearing (CXL 05/24/2012)
    48. SIL T-048 – Retraction Notice (06/22/2011)
    49. SIL T-049 – AG Use Inspections (07/07/2011)
    50. SIL T-050 – Tracking (08/19/2011)
    51. SIL T-051R2 – Vented Clutch (11/07/2017)
    52. SIL T-052 – Scav Air, Bleed Line Clamp (10/10/2011)
    53. SIL T-053R1 – VRLA Battery (09/22/2015)
    54. SIL T-054R1 – Fuel Cell Foam Baffle (11/16/2022)
    55. SIL T-055R1 – T-0139 Calibration (04/04/2013)
    56. SIL T-056 – Upper Swashplate (04/15/2014)
    57. SIL T-057 – Breather Tube (01/09/2014)
    58. SIL T-058 – Cabin Roof (01/23/2014)
    59. SIL T-059 – Production Certificate (04/15/2014)
    60. SIL T-060R2  – Landing Light Upgrade (08/21/2019)
    61. SIL T-061R2 – Fuel Quantity Transmitter (08/07/2017)
    62. SIL T-062 – Fuel Tank Dipstick Tube (08/20/2015)
    63. SIL T-063R1 – MRGB Upgrade (09/05/2018)
    64. SIL T-064 – MRGB 600 Hour Inspection (12/10/2015)
    65. SIL T-065 – Bleed Air Restrictor (03/30/2016)
    66. SIL T-066R1 – Ground Handling Wheel (05/19/2017)
    67. SIL T-067 – Universal Block (11/09/2016)
    68. SIL T-068 G1000H – EASA (05/24/2017)
    69. SIL T-069 – GMA 350H – EASA (05/24/2017)
    70. SIL T-070 – MRGB Pump Upgrade (09/05/2018)
    71. SIL T-071 – Lamiflex Discontinuation (08/14/2019)
    72. SIL T-072 – G1000H SW Release (12/028/2019)
    73. SIL T-073 – Pylon Reinforcement (10/13/2020)
    74. SIL T-074 – Fuel Cell (11/16/2022)