# Airworthiness directives: TCDS A20EA A list on [TCDS A20EA](https://openairdocs.org/tcds/A20EA.md). ADs whose products are models on this data sheet, matched by model and maker. Those in force first, newest first. Page 1 of 2 · 76 ADs - [AD 2026-13-02](https://openairdocs.org/ad/2026-13-02.md): Navigation · Effective Jul 1, 2026 - [AD 2023-10-02](https://openairdocs.org/ad/2023-10-02.md): Indicating/Recording System, Navigation · Effective May 26, 2023 · Supersedes AD 2021-23-12 - [AD 2015-20-06](https://openairdocs.org/ad/2015-20-06.md): Nacelles/Pylons · Effective Nov 10, 2015 - [AD 2010-23-21](https://openairdocs.org/ad/2010-23-21.md): Fuel · Effective Dec 22, 2010 - [AD 2009-06-03](https://openairdocs.org/ad/2009-06-03.md): Lamp holder · Effective Apr 20, 2009 - [AD 2007-20-02](https://openairdocs.org/ad/2007-20-02.md): SM-200 servo drive units · Effective Oct 31, 2007 - [AD 2006-11-02](https://openairdocs.org/ad/2006-11-02.md): Corrosion prevention and control program (CPCP) · Effective Jun 27, 2006 - [AD 2006-12-04](https://openairdocs.org/ad/2006-12-04.md): Airworthiness Limitations · Effective Jun 21, 2006 - [AD 2005-16-03](https://openairdocs.org/ad/2005-16-03.md): Lower wing skins · Effective Sep 6, 2005 - [AD 2000-02-07 R1](https://openairdocs.org/ad/2000-02-07-R1.md): Locking Pin Fittings of Baggage Door and Locking Pin Housings of Fuselage · Effective Jun 15, 2004 · Supersedes AD 2000-02-07 - [AD 2002-06-06](https://openairdocs.org/ad/2002-06-06.md): Rockwell Collins TDR-94 and TDR-94D Mode S transponders · Effective May 3, 2002 - [AD 2001-12-11](https://openairdocs.org/ad/2001-12-11.md): Ground Spoiler Actuators · Effective Jul 24, 2001 - [AD 2001-08-05](https://openairdocs.org/ad/2001-08-05.md): Main Landing Gear Hydraulic Oil Leaks · Effective May 29, 2001 - [AD 2000-16-03](https://openairdocs.org/ad/2000-16-03.md): Weight and Balance Check · Effective Sep 21, 2000 - [AD 99-26-11](https://openairdocs.org/ad/99-26-11.md): Lower Longerons on Inboard Nacelles · Effective Jan 24, 2000 - [AD 99-19-18](https://openairdocs.org/ad/99-19-18.md): AFM - Limitations Section - Ice Protection Sys. · Effective Dec 27, 1999 - [AD 99-03-07](https://openairdocs.org/ad/99-03-07.md): Attachment Bolts of Wing-to-Fuselage Fittings · Effective Mar 11, 1999 - [AD 98-25-09](https://openairdocs.org/ad/98-25-09.md): MLG Brake Shuttle Valves · Effective Jan 14, 1999 - [AD 98-23-12](https://openairdocs.org/ad/98-23-12.md): Maintenance Manual PSM 1-7-2 · Effective Dec 17, 1998 - [AD 97-20-03](https://openairdocs.org/ad/97-20-03.md): AFM - Limitations Section - Power Levers · Effective Oct 27, 1997 - [AD 97-04-15](https://openairdocs.org/ad/97-04-15.md): Fire Extinguisher Bottle Cartridges · Effective Mar 7, 1997 - [AD 96-25-08](https://openairdocs.org/ad/96-25-08.md): Inspect for Black Film Insulation of Air Conditioning System · Effective Feb 3, 1997 - [AD 96-25-16](https://openairdocs.org/ad/96-25-16.md): Power Control Relay of Emergency Lights · Effective Feb 3, 1997 - [AD 96-25-12](https://openairdocs.org/ad/96-25-12.md): Auxiliary Power Units · Effective Jan 13, 1997 - [AD 95-26-15 R1](https://openairdocs.org/ad/95-26-15-R1.md): Traffic Alert and Collision Avoidance Systems · Effective Dec 26, 1996 · Supersedes AD 95-26-15 - [AD 96-18-19](https://openairdocs.org/ad/96-18-19.md): Skin Panels of Fuselage · Effective Oct 15, 1996 - [AD 96-11-06](https://openairdocs.org/ad/96-11-06.md): Emergency Lights Circuitry · Effective Jun 28, 1996 - [AD 96-09-25](https://openairdocs.org/ad/96-09-25.md): AFM - Icing · Effective Jun 11, 1996 - [AD 94-17-08](https://openairdocs.org/ad/94-17-08.md): Modify Firewall Terminal Block Assembly · Effective Sep 21, 1994 - [AD 94-14-19](https://openairdocs.org/ad/94-14-19.md): Hydraulic Selector Valve · Effective Jul 26, 1994 - [AD 94-09-05](https://openairdocs.org/ad/94-09-05.md): Adapter Plates · Effective Jun 6, 1994 - [AD 94-01-04](https://openairdocs.org/ad/94-01-04.md): Traffic Alert and Collision Avoidance System · Effective Feb 4, 1994 - [AD 94-01-05](https://openairdocs.org/ad/94-01-05.md): Traffic Alert and Collision Avoidance System II Processors · Effective Feb 4, 1994 - [AD 94-01-06](https://openairdocs.org/ad/94-01-06.md): Traffic Alert and Collision Avoidance System II Processors · Effective Feb 4, 1994 - [AD 93-15-07](https://openairdocs.org/ad/93-15-07.md): Main Landing Gear Upper Lockstrut Sub-Assembly · Effective Aug 9, 1993 - [AD 93-11-06](https://openairdocs.org/ad/93-11-06.md): Wing Inboard Leading Edge · Effective Jul 22, 1993 - [AD 93-11-08](https://openairdocs.org/ad/93-11-08.md): Actuator Attachment Brackets Inspection · Effective Jul 22, 1993 - [AD 93-11-09](https://openairdocs.org/ad/93-11-09.md): Nose Landing Gear Drag Strut Attachment Fitting · Effective Jul 22, 1993 - [AD 93-06-07](https://openairdocs.org/ad/93-06-07.md): Quantity Limiting Valves · Effective May 12, 1993 - [AD 93-04-02](https://openairdocs.org/ad/93-04-02.md): Transponders · Effective Mar 26, 1993 - [AD 93-01-01](https://openairdocs.org/ad/93-01-01.md): Ohm Readings Inspection · Effective Feb 25, 1993 - [AD 92-27-15](https://openairdocs.org/ad/92-27-15.md): Elevator Servo Drum Assembly · Effective Feb 8, 1993 - [AD 92-27-03](https://openairdocs.org/ad/92-27-03.md): Engine Nacelles · Effective Jan 22, 1993 - [AD 92-20-01](https://openairdocs.org/ad/92-20-01.md): Main Landing Gear Emergency Down Release Cables · Effective Nov 17, 1992 - [AD 92-14-10](https://openairdocs.org/ad/92-14-10.md): Ground Spoiler Control System · Effective Aug 20, 1992 - [AD 92-12-04](https://openairdocs.org/ad/92-12-04.md): Flap Track Dye Penetrant Inspection · Effective Jul 24, 1992 - [AD 91-10-01](https://openairdocs.org/ad/91-10-01.md): Traffic Alert and Collision Avoidance Systems · Effective Mar 10, 1992 - [AD 91-18-20](https://openairdocs.org/ad/91-18-20.md): Main Landing Gear · Effective Oct 15, 1991 - [AD 91-18-21](https://openairdocs.org/ad/91-18-21.md): Flap Track Support Fittings · Effective Oct 15, 1991 - [AD 91-09-08](https://openairdocs.org/ad/91-09-08.md): Rear Spar Frame And Nacelle Joint · Effective May 28, 1991 Next page: https://openairdocs.org/tcds/A20EA/ads.md?page=2 ## The whole list in SQL Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS: ```sql SELECT d.ad_number, d.status, d.subject, d.effective_date FROM 'https://openairdocs.org/data/latest/faa_directive.parquet' d WHERE d.ad_id IN (SELECT ad_id FROM 'https://openairdocs.org/data/latest/faa_directive_product.parquet' WHERE tcds_number = 'A20EA') ORDER BY d.status = 'Historical', coalesce(d.effective_date, d.publication_date) DESC ``` This list as a web page: https://openairdocs.org/tcds/A20EA/ads --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.