Lycoming IO-720-D1CD
Airworthiness directives that may apply · 19
Matched by model name and maker. Each AD’s applicability may narrow it by serial number, part number or configuration.
Query with SQL
duckdb -csv -c "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_engine_model_directive.parquet' WHERE engine_model_code IN ('41959'))
ORDER BY coalesce(d.effective_date, d.publication_date, d.issue_date) DESC, d.ad_number DESC"Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.
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_engine_model_directive.parquet' WHERE engine_model_code IN ('41959'))
ORDER BY coalesce(d.effective_date, d.publication_date, d.issue_date) DESC, d.ad_number DESCRun it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
| 1978 | 1 |
|---|---|
| 1979 | 2 |
| 1992 | 1 |
| 1997 | 1 |
| 1998 | 2 |
| 2002 | 1 |
| 2003 | 2 |
| 2004 | 1 |
| 2008 | 1 |
| 2010 | 1 |
| 2011 | 1 |
| 2012 | 2 |
| 2015 | 1 |
| 2026 | 1 |
Engine · Lycoming IO-720-D1CD
AD 2026-04-11Engine (Reciprocating)AD 2015-19-07Fuel injector fuel linesAD 2012-19-01CrankshaftsAD 2010-07-08TurbochargersAD 2004-10-14Crankshaft gearAD 2003-14-03Rotary fuel pumpsAD 2002-12-07Oil Filter Converter Plate Gasket or the Converter Plate KitAD 98-17-11CrankshaftsAD 97-15-11Cylinder kitsAD 92-12-05Piston PinsAD 79-04-05Regulator Diaphragm Stem AssemblyAD 79-12-07MagnetosAD 78-23-10Center Body Bellows Seal AssemblySuperseded and historical ADs · 6
AD 2011-26-04Externally mounted fuel injector fuel linesHistoricalAD 2011-15-10Fuel servosHistoricalAD 2008-14-07Externally mounted fuel injector fuel linesHistoricalAD 2002-26-01Fuel injector fuel linesHistoricalAD 2000-18-53Oil Filter Converter Plate GasketsHistoricalAD 98-18-12Fuel PumpHistorical