What it covers
The system and components used for APU engine lubrication. Typical parts are filter, pump, relief valve, hose, line, etc.
Service difficulty reports · 2,648
Reports filed under 4990, newest first.
| 1995 | 15 |
|---|---|
| 1996 | 30 |
| 1997 | 16 |
| 1998 | 33 |
| 1999 | 22 |
| 2000 | 48 |
| 2001 | 44 |
| 2002 | 50 |
| 2003 | 24 |
| 2004 | 32 |
| 2005 | 49 |
| 2006 | 48 |
| 2007 | 55 |
| 2008 | 84 |
| 2009 | 80 |
| 2010 | 94 |
| 2011 | 81 |
| 2012 | 100 |
| 2013 | 94 |
| 2014 | 79 |
| 2015 | 50 |
| 2016 | 112 |
| 2017 | 137 |
| 2018 | 149 |
| 2019 | 165 |
| 2020 | 83 |
| 2021 | 154 |
| 2022 | 186 |
| 2023 | 94 |
| 2024 | 149 |
| 2025 | 191 |
| 2026 | 100 |
SDR DALA2026101805704Oil System · leakingAFT FA SUSPECTED DIRTY SOCK ODOR DURING FINAL APPROACH. REPLACED APU ASSY PER A321 W/C 4900-9002. (LP 8966926, 1870241 - AIRCRAFT WAS GROUNDED)SDR AALA202610123316Oil System · leakingAIRCRAFT WAS GROUNDED: FLIGHT ATTENDANTS SAY THERE IS A STRONG FUMES SMELL IN THE MAIN CABIN - MAINTENANCE FOUND OIL ON THE APU PLENUM V-BAND SEAL (OPEN)SDR YENA2026100900934Oil System · leakingFLT#101, FLL - LAX. STRONG OIL FUMES WITH PACK ONE ON. APU OR ENGINE BLEED IN USE. ( APU SYSTEM ). COMPLIED WITH INFO NOTICE 2017-T015 IDENTIFIED ODOR AS TYPE 1 , MAY BE EXTERNAL APU OIL LEAK, DECONTAMINATION LEVEL WAS ACCOMPLISHED PER TAM 21-00-00-
See all 2,648 reports