Category: Flight Incidents

FAA SDR: YENA fumes or odor report on 2025-08-25

FLT 2104, BOS-BOS. IMMEDIATALLY AFTER TAKE OFF, THE FLIGHT SMELLED ABNORMAL FUMES. CONTACTED DX MTC TO DISCUSS, MTC ADVISES TO SWITCH PACKS ON – OFF TO ISOLATE. DETERMINED IT WAS FROM PACK 2. AIR RETURN DUE TO ETOPS RESTRICTION, COMPLIED WITH INGO NOTICE 2017-T015L, PILOT DID NOT SUBMIT SMART SHEET. TREATED ODOR EVENT AS A CLASS 3 & PERFORMED LEVEL C DECON OF ECS SYSTEM W ENGINE BLEED. APU WAS USED FOR SECOND DECON. PER AMM 21-00-00-615-804-A OP TO SUBTASK 21-00-00-860132-C.)

FAA SDR: CALA fumes or odor report on 2025-08-25

AT TOP OF DESCENT EICAS LAV SMOKE MSG ILLUMINATED. MSG CLEARED O N LANDING AS PER CREW SMOKE DETECTOR OPERATED AT AFT L/H LAV K ON DESCENT OF INSPECTED LAV COMP NO SMOKE ODOR NOTED ALL COMPARTMENTS ARE SECURED REMOVED AND REPLACED AFT L/H LAV SMOKE DETECTOR AS PRECAUTIONARY. OPS CHECKS GOOD.

FAA SDR: CALA fumes or odor report on 2025-09-15

WATER EXTINGUISHER AT 1L USED AS A PRECAUTION AND IT DID NOT OPERATE NORMALLY. CREW USED H2O EXTINGUISHER PRECAUTIONARILY ON CIGARETTE IN FWD LAV, NO SMOKE, NO ODOR, REMOVED AND REPLACED H2O EXTINGUISHER REF AMM 26-26-02

FAA SDR: R61A fire report on 2025-08-24

STRONG SMELL OF SMOKE IN COCKPIT DURING DESCENT THROUGH 13000 FEET. NO VISUAL SMOKE INDICATION. NO SMOKE SMELL IN THE CABIN. DECLARED EMERGENCY, LANDED WITHOUT INCIDENT. FIREFIGHTERS DID NOT FIND ABNORMAL HEAT SPOTS. R&R LH RECIRCULATION FAN.

FAA SDR: WX0A fumes or odor report on 2025-10-04

(AIRCRAFT NOT GROUNDED) ALL FA’S REPORT DIRTY SOCK SMELL ALL ACROSS THE CABIN, ON APPROACH PHASE OF THE FLIGHT. PERFORMED REINSPECTION OF OUTSTATIONS TC 21-000-001 AND MEL 49-10-01A MDDR# 220331 IAW STANDARD PROCEDURES. NO DISCREPANCIES FOUND. PERFORMED TASK CARD 21-000-002 PER AMM 21-00-00-615-802-A. COULD NOT PRODUCE ODOR. APU OIL COOLER FAN FOUND LEAKING DURING APU LEVEL II TASK CARD. REMOVED AND REPLACED APU OIL COOLING FAN IAW AMM 49-52-51-000-002-A AND 49-52-51-400-002-

FAA SDR: CALA fumes or odor report on 2025-09-15

CREW REPORTS AUTO SHUTDOWN OF APU AFTER CREW NOTICED & WAS INFORMED OF SMOKE & ODOR COMING FROM VENTILATION SYS. CREW SHUTDOWN PACS & APU BLEED FOLLOWED BY APU AUTO SHUTDOWN. STARTED APU, TURNED ON APU BLEED, TURNED PACKS 1 & 2 ON, APU OIL 2197 SMELL & SMOKE FILLED CABIN & COCKPIT. OPEN UP APU COMPARTMENT FOUND OIL DRIPPING FROM TOP OF APU GEARBOX COOLING FAN AREA. FOUND GEARBOX CHIP DETECTOR FULL OF FERROUS MATERIAL. APU ECB FAULTED APU HIGH OIL TEMP WITH AUTO SHUTDOWN. INSP

FAA SDR: AALA fumes or odor report on 2025-09-14

AIRCRAFT WAS GROUNDED: MUSTY, DIRTY SOCK ODOR THROUGHOUT ENTIRE AIRCRAFT IN FLIGHT REPORTED BY FLIGHT ATTENDANTS. THE ODOR WAS ALSO FAIRLY STRONG IN THE FLIGHT DECK. IT WASN’T NOTICEABLE ON THE GROUND WITH THE APU RUNNING. MAINTENANCE FOUND THE PLENUM SEAL LEAKING AND ALSO AN INTERNAL LEAK OF THE APU AND REPLACED APU.

FAA SDR: YENA fumes or odor report on 2025-08-24

FLT 1962, PBI-LGA, DURING CLIMB, STRONG PERSISTENT & INCREASING INDICATION OF OIL FUMES. LEVEL 3 DETERMINED USING FOM AND ISOLATION CHECKLIST. PACK 1 ISOLATED. CAPTAIN & FO AFFECTED. IRRITATED BURNING EYES, SCRATCHY THROAT, HEAVY RAIN DURING TAKEOFF AND CLIMB. C/W INFO NOTICE 2017-T015, SECTION B2. ODOR NOT PRESENT BUT IDENTIFIED AS POSSIBLE TYPE 1 ODOR DUE TO CREW DESCRIPTION. APU PLACED ON DEFFERAL AS PRECAUTION. DECONTAMINATION LEVEL B WAS ACCOMPLISHED PER TSM 05-50-00-810

FAA SDR: GTIA fumes or odor report on 2025-09-14

SOUR SMELLL IN THE CABIN FOUND OIL ALL THE WAY TO THE APU. DESCRIPTION OF ODOR/FUMES: TEMPORARY ODOR DURING DESCENT. APPARENT CABIN SOURCE: UNKNOWN. FLIGHT DECK. NO VISIBLE SMOKE/HAZE. NO MEDICAL ATTENTION REQUIRED.-REF TSM 05-50-00. APU VERIFIED NO LEAKS. PER CONDITIONED AC WITH APU & ENG 1&2. NO SMELL. ISOLATED PACK 1&2. NO SMELL NOTED. R&R CARTRIDGES FILTERS IAW AMM 21-61-00, 49-00-00 & 72-00-00