FAA SDR: DXTA fumes or odor report on 2025-11-16
WHEN STARTING APU, THERE IS A MILDLY NOXIOUS ODOR THAT FILLS THE COCKPIT AND CABIN. IT SMELLS LIKE BURNING OIL. ODOR REMAINS FOR THE ENTIRE FLIGHT, EVEN WITH APU OFF. SUSPECT COMING FROM THE APU AND RESIDUAL FUMES ARE LINGERING FOR REMAINDER OF FLIGHT, BUT NOT SURE. REMOVED APU AND INSTALLED CUSTOMER SUPPLIED INSPECTED APU. COMPLIED WITH OPS CHECKS AND LEAK CHECKS OF APU WITH POWER ON RUNS. IAW AMM 49-10-00.
FAA SDR: DALA fumes or odor report on 2025-12-04
RETURNED TO STL DUE TO BURNT OIL SMELL AT 300FT AFTER GEAR RETRACTION. UNABLE TO DUPLICATE ODOR AT GATE RUNNING APU OR ENGINES. GATHERING PARTS AND P-TRACK FROM CARGO TO BEGIN FURTHER EVALUATION. FOUND GLYCOL IN RAM AIR INLET. REPLACED COALESCER BAGS AND DUCT BURN OUT. NO SMELL NOTED.(7585196)
FAA SDR: YENA smoke report on 2025-11-15
FLT#453, BOS-PLS. “MAGIC MARKER SMELL ON DECENT THROUGH FL230. ON GROUND WITH APU SELECTED, SMELL PERSISTED AND NOTICED BY ALL CREW MEMBERS.” (SUPPLEMENTAL INFORMATION TO FOLLOW)
FAA SDR: DXTA fumes or odor report on 2025-12-23
WHILE ON CLIMB OUT WE NOTICED A BURNING SMELL IN THE FLIGHT DECK ACCOMPANIED BY HIGH COCKPIT TEMPERATURE. SHORTLY AFTER WE RECEIVED THE DUCT 1 OVERTEMP YELLOW CAS MESSAGE. THE ECS SYSTEM SYNOPTIC PAGE SHOWED A YELLOW HX VALUE FOR THE LEFT SIDE AT 320°F. WE ACCOMPLISHED THE QRH PROCEDURE BUT THE CAS MESSAGE NEVER CLEARED IN THE ONE MINUTE ALLOTMENT DURING EACH QRH DECISION TREE. DUE TO THE BURNING ODOR REPORTED BY PILOTS, MCC REQUESTS THAT COCKPIT TEMP MODULATING VALVE BE REPL
FAA SDR: DALA fumes or odor report on 2025-12-04
FUMES EVENT IN AFT GALLEY WITH STINKY SOCK SMELL BEGINNING AT TOP OF DESCENT WHEN THROTTLES PULLED TO IDLE. FUMES LASTED FOR 10 MINS & WENT AWAY WHEN THROTTTLES WERE INCREASE FOR APPROACH NO FUMES IN FIRST CLASS OR FLIGHT DECK SMOKE & FUMES. FOUND OIL WETTING FROM BACK OF #2 ENG FAN SHAFT SPINNER. PER MCC REQUEST. REPLACED #2 ENG FAN SHAFT COVER PACKING PER A321 72-15. AND C/W #2 ENG FOAM WASH PER W/C 72-00-9207-02. (LP 7920872)
FAA SDR: CALA smoke report on 2025-09-02
SMOKE IN CABIN DURING TAKEOFF. REJECTED TO. SMOKE CEASED AND DIS SI PATED. REJECT AT 50 KTS CAPT STATED APU WAS OFF, RT AND LT PACK TURNED OFF PER A CHECKLIST. LT PACK WAS THEN TURNED BACK ON AND A SMALL AMOUNT OF SMOKE WAS EMITTED. LT PACK TURN OFF. F/O STATED HE THOUGHT IT WAS A SMOKE SMELL AND CAPT STATED A SLIGHT HINT OF ELECTRICAL IN HIS OPINION. PERFORMED 10 MINUTE HIGH POWER RUN WITH ENGINE BLEEDS ON AND BOTH PACKS ON HIGH IAW AMM 72-00-00-100-803-F00 AND 05-51-26 NO S
FAA SDR: DXTA fumes or odor report on 2025-10-15
JUST PRIOR TO DECENT & THEN DURING DESCENT, A SLIGHT ELECTRICAL METALLIC ODOR WAS PRESENT IN COCKPIT. COULD NOT TELL WHERE IT WAS COMING FROM. THERE WAS NO SMOKE OR ANY OTHER INDICATIONS, EXCEPT FOR THE SMELL, WHICH SEEMED TO BE COMING FROM THE VCS VENT. AUTO PILOT STAYED ON & MY FO NOTICED SLIGHT RUDDER INPUTS AS IF THE SERVO OR YAW DAMPER CONSTANTLY CORRECTING ITSELF. CHECKED ALL OTHER SYSTEM PAGES AND ALL APPEARED NORMAL. SMELL DISSIPATED DURING APPROACH BELOW 10,000′. THE
FAA SDR: U0GA smoke report on 2025-12-03
AFTER LEVELING OFF FROM TAKEOFF WE STARTED NOTICING THE SMELL OF FUEL WHICH SEEMED TO BE COMING FROM THE CABIN AREA OF THE AIRCRAFT. INITIALLY WE TURNED OFF THE HEAT AND SELECTED OUTSIDE AIR FOR THE CABIN AND COCKPIT. WE TRIED DIFFERENT COMBINATIONS OF BLEED AIR AND OUTSIDE AIR AND DETERMINED THE SMELL WAS NOT COMING FROM ANY OF THE ENVIRONMENTAL SYSTEMS. WE DECIDED TO STAY WITH THE OUTSIDE AIR VENT SYSTEM AS THE SMELL STARTED TO GO AWAY. AFTER 10-15 MINUTES THE SMELL HAD COM
FAA SDR: SIMA fumes or odor report on 2025-09-02
HORRIBLE BURNING SMELL IN COCKPIT AND CABIN ON CLIMB OUT RETURNED TO AIRPORT PACK 1 FAILED ON GROUND. EMERGENCY DECLARED PERFORMED OPC OF PACK 2 IAW AMM 21-62-00, OPC GOOD.REF AML PG 113401195-1, AML PG 113401196-1, AML PG 113401186-1 FOR WORK PERFORMED.SEE AML PG 113401200-1 FOR DEFERRAL MEL 21-44.MEL 21-45 RESTORED.
FAA SDR: CALA fumes or odor report on 2025-10-15
MUSTY SMELL IN COCKPIT UPON ARRIVAL AT A/C UPON ARRIVAL TO AIRCRAFT THE ODOR WAS VERY FAINT AND ALMOST GONE. FOLLOWED FIM TASK 05-50-00-810-831-A. AIRPLANE HAS HISTORY OF HYDRAULIC LEAK AND SUSPECT RESIDUAL HYDRAULIC FLUID GOT INTO APU INLET AND HAD MOMENTARY SMELL. LAST CREW DIDNT REPORT ANYTHING AND NO HISTORY FOR ODORS RELATING THIS ISSUE.