ON CLIMB OUT, SMELLED A STRONG UNUSUAL ODOR. SLIGHTLY DISSAPATED EN CRUISE BUT ON APPROACH TO LAND, SMELL CAME BACK. SMELLS LIKE WARM METALIC OR GREASE. THE SMELL CONTINUES AFTER SHUTDOWN BUT ONLY IN THE COCKPIT NOT THE CABIN. NOTICED A HIGH-PITCHED WHINE, AND A ODOR OF GREASE ONLY FROM COCKPIT COOLING VENTS. PERFORMED TORQUE CHECK ON LT ACM COOLING TURBINE, FAILED. REPLACED UNIT, ALSO NOTICED WATER SEPARATOR O-RINGS LEAKING GREASE INTO WATER SOCK. REPLACED WATER SOCK AFTER CLEANING WATER SEPARATOR. PERFORMED GOOD OP CHECKS FOR ACM AND RESTORED ACFT TO ORIGINAL CONFIGURATION. ODOR IS GONE FROM COCKPIT. WORKED IAW AMM 21-51-16. 21-51-13 & LEAK TEST PERFORMED IAW AMM 21-51-00-790-801.
| Incident date | February 26, 2026 |
|---|---|
| Airline | HNAA |
| Flight | AMM21 |
| Aircraft | EMB EMB145LR |
| Registration | N651AE |
| Affected area | Cockpit |
| Event type | Fumes or Odor |
| Verification | Official |
Sources
- FAA SDR: HNAA fumes or odor report on 2026-02-26 (external.apic4e.faa.gov)
- FAA SDR: DXTA fumes or odor report on 2026-02-25 (external.apic4e.faa.gov)
This entry summarizes publicly reported information and links to the original reporting or official record. Details can change as authorities and operators release additional information.