What it covers
The system which detects and alerts flight crew to potential terrain hazards. Includes the antenna which transmits and receives an electronic signal for the radio altimeter equipment used for terrain-to-aircraft distance. Also includes the component which interprets a radio signal reflected back to a receiver to determine distance from the nearest terrain; and the component which process the warning computer input signals from various sources in order to determine if and when the crew should be alerted of a terrain hazard.
Service difficulty reports · 552
Reports filed under 3444, newest first.
| 1995 | 33 |
|---|---|
| 1996 | 61 |
| 1997 | 46 |
| 1998 | 40 |
| 1999 | 30 |
| 2000 | 15 |
| 2001 | 29 |
| 2002 | 9 |
| 2003 | 22 |
| 2004 | 9 |
| 2005 | 5 |
| 2006 | 17 |
| 2007 | 6 |
| 2008 | 9 |
| 2009 | 12 |
| 2010 | 11 |
| 2011 | 15 |
| 2012 | 12 |
| 2013 | 15 |
| 2014 | 17 |
| 2015 | 13 |
| 2016 | 10 |
| 2017 | 4 |
| 2018 | 8 |
| 2019 | 23 |
| 2020 | 11 |
| 2021 | 8 |
| 2022 | 4 |
| 2023 | 6 |
| 2024 | 16 |
| 2025 | 20 |
| 2026 | 16 |
SDR HNAA2026092900916Computer · abnormalBURNING SMELL ONLY IN COCKPIT AND C/B J8 GPWS POPPED. FACT 29SEP26 11:32 BDL R&R GPWS COMPUTER IRW EMB-145 AMM 24-41-01. OPS CHECKED IRW EM-145 AMM 34-41-00. OPS CHECK GOOD. OK TO RETURN TO SERVICE.SDR HNAA2026092900716Computer · abnormalBURNING SMELL ONLY IN COCKPIT AND C/B J8 GPWS POPPED. FACT 29SEP26 11:32 BDL RAR GPWS COMPUTER IRW EMB-145 AMM 24-41-01. OPS CHECKED IRW EM-145 AMM 34-41-00. OPS CHECK GOOD. OK TO RETURN TO SERVICE.SDR AALA202609281422Altimeter · fault messageAIRCRAFT WAS NOT GROUNDED: SHORTLY AFTER TAKE OFF RADIO ALTIMETER LT & RT MESSAGE ALONG WITH AUTO THROTTLE DISC MESSAGE. MAINT. MESSAGE 27-16261. DECESION MADE TO DIVERT TO CDG, ENERGENCY DECLARED AND AIRCRAFT LANDED OVERWIGHT WITHOUT INCIDENT. MAINTENANCE PE
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