Service Information: Williams International
There will be over 135,000 documents in our Service Information Indexes.
Most SBs are displayed in PDF format. (Use your Browser's 'Edit | Find' function to locate an SB by number.)
Service Bulletins| Name | Revision | Lang | Subject | Date |
|---|
| SB FJ44-72-050 |
|
en |
Engine - Diffuser Hollow Bolt Fuel Drain - Install | 12/04/2001 |
| SB FJ44-72-052 |
|
en |
Engine - IP Compressor Rotor - Replace | 07/24/2002 |
| SB FJ44-72-062 |
3 |
en |
Engine - Gearbox - Inspection | 04/28/2006 |
| SB FJ44-72-096 |
|
en |
Engine - Oil Breather Tube Assembly & Front Bypass Duct RH Boss Assembly - Install | 04/10/2012 |
| SB FJ44-72-27 |
|
en |
Engine - Gearbox Assembly - Inspection of Breather Port Magnetic Carbon Seal and Rework of Breather Tube | 12/21/1994 |
| SB FJ44-72-36 |
|
en |
Engine - HPT - Replacement of HPT Blade Retainers/Re-Identification of HP Turbine Disks and Rotor Assemblies | 10/21/1997 |
| SB FJ44-72-128 |
|
en |
Engine - Split Inner Ring Ball Bearing - Replace | 01/19/2015 |
| SB FJ44-73-020 |
|
en |
Engine Fuel and Control - FADEC Software Upload of CP219.09.02 | 01/27/2005 |
| SB FJ44-73-024 |
4 |
en |
Engine Fuel and Control - FADEC Software Upload of CP219.10.01 | 10/17/2005 |
| SB FJ44-73-027 |
|
en |
Engine Fuel and Control - FDU Diaphragm - Inspection | 01/25/2006 |
| SB FJ44-73-030 |
1 |
en |
Engine Fuel and Control - FADEC Software Upload of CP219.11.06 | 02/27/2009 |
| SB FJ44-73-034 |
|
en |
Engine Fuel and Control - FADEC Software Upload of CP294.03.01 | 04/03/2009 |
| SB FJ44-73-035 |
1 |
en |
Engine Fuel and Control - FADEC Software Upload of CP280.06.02 | 08/12/2009 |
| SB FJ44-73-062 |
|
en |
Engine Fuel and Control - Fuel Flow to Oil Cooler Tube Assembly - Replace | 01/17/2017 |
| SB FJ44-73-7 |
|
en |
Engine Fuel and Control - FCU-to-Control Valve Fuel Tube Assembly and Loop Clamp - Replace | 01/12/1994 |
| SB FJ44-73-10 |
|
en |
Engine Fuel and Control - Fuel Filter - Notification of New Design | 08/30/1994 |
| SB FJ44-A72-30 |
|
en |
Mandatory Alert Engine - HP Turbine Disk - Inspect | 11/06/1996 |
| SB FJ44-A72-31 |
|
en |
Mandatory Alert Engine - HP Turbine Disk - Replace | 11/04/1996 |
| SB FJ44-A72-38 |
|
en |
Alert Engine - HP Turbine Disk - Revise Approved Service Life | 10/21/1997 |
| SB FJ44-A72-38 |
1 |
en |
Alert Engine - HP Turbine Disk - Revise Approved Service Life | 01/15/2004 |
| SB FJ44-A73-12 |
|
en |
Mandatory Alert Engine Fuel and Control - Union-to-Oil Cooler Fuel Tube Assembly - Replace | 11/15/1999 |
| SB WISB-72-1032 |
|
en |
Engine - High Pressure Turbine Disk - Replace | 03/23/2020 |
| SB WISB-72-1032 |
2 |
en |
Engine - High Pressure Turbine Disk - Replace | 06/04/2020 |
| SB WISB-72-1050 |
|
en |
Engine - HPT Assembly - Replace | 03/31/2022 |
| SB WISB-73-1033 |
1 |
en |
Engine Fuel and Control - FADEC Software Upload of Application Software CP357.06.02 | 02/09/2024 |
Service Letters| Name | Revision | Lang | Subject | Date |
|---|
| SL 44-71-071 |
|
en |
Engine - Desalinization Rinse - Remove Bleed Cap Requirement | 06/23/2006 |
| SL 44-72-72 |
|
en |
Gearbox Carbon Seals - Maintenance Requirements | 03/26/1998 |
| SL 44-72-125 |
|
en |
Tool - TL99500 LP Shaft Forward Nut Spanner Tool - Replace | 10/17/2001 |
| SL 44-72-126 |
|
en |
Tool - TL99502 LP Fan Puller - Check | 10/19/2001 |
| SL 44-72-129 |
|
en |
Tool - TL37102-19 Hydraulic Pump - Adjest Relief Valve | 10/26/2001 |
| SL 44-79-5 |
|
en |
Incorporation of 3-Micron Oil Filter (56066) | 04/02/1996 |
Miscellaneous| Name | Revision | Lang | Subject | Date |
|---|
| SID 72-1002 |
|
en |
Support Information: Engine - Operating in Areas of Smoke | 09/11/2020 |
