JASC 3520
Service difficulty reports · 2,734
Reports filed under 3520 · Passenger Oxygen System, newest first.
Query with SQL
duckdb -csv -c "SELECT sdr_id, difficulty_date, n_number, aircraft_make, aircraft_model, part_name, part_condition, jasc_code, discrepancy FROM 'https://openairdocs.org/data/latest/faa_service_difficulty_report.parquet' WHERE jasc_code = '3520' ORDER BY difficulty_date DESC"
Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.
SELECT sdr_id, difficulty_date, n_number, aircraft_make, aircraft_model, part_name, part_condition, jasc_code, discrepancy FROM 'https://openairdocs.org/data/latest/faa_service_difficulty_report.parquet' WHERE jasc_code = '3520' ORDER BY difficulty_date DESC
Run it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
SDR UIEA2019112605958Door · brokenCENTER SUPERNUMERARY O2 STORAGE BOX LEFT DOOR IS BROKEN.(<P>SECURED FASTENERS AND RE-POSITIONED DOOR @ CENTER SUPERNUMERARY O2 MASK IAW AMM 35-21-05.<BR /></P>)SDR DALA2019112656932Oxygen Mask · unwanted deploy(AIRCRAFT 6806, L/P 6241912) ON TAKEOFF AFT R LAV O2 MASKS DROPPED. CORRECTIVE ACTION: FA WAS ABLE TO SECURE. / VERIFY FUNCTIONALITY. INSP AFT RT LAV O2 MASK PER B757 AMM 35-21. NO DISCREPENCIES NOTED. ITEM CLEARED.SDR DALA2019112206844Oxygen Mask · unwanted deploy(AIRCRAFT 6806, L/P 6241902) LAV 3R OXYGEN DEPLOYED. CORRECTIVE ACTION: INSPECTED OXYGEN GENERATOR. AND RE-INSTALLED MASKS PER B757 AMM 35-21.SDR DALA201911216804Oxygen Mask · unwanted deploy(AIRCRAFT 6806, L/P 1367824) OXYGEN PANEL MASK DEPLOYED / OXYGEN PANEL OPENMASK DROPPED / INTERIOR. CORRECTIVE ACTION: RE-SECURED O2 MASK AND DOOR AT LOCATION 204 AS NECESSARY. VERIFIED O2 GEN WAS NOT ACTIVATED. OK FOR SVC.SDR DALA2019111426687Door · loose(AIRCRAFT 651, L/P 1354557) PSU O2 DOOR LOOSEMASK FELL DURING T/O / INTERIOR / LOCATION: 7D. CORRECCTIVE ACTION: OPENED PSU 02 PANEL AT SEAT LOCATION 7D. 02 GEN IS NOT FIRED AND PIN ENGAGED. REPACKED MASKS AND STOWED PANEL AND LATCHED PER B757 AMM 35-21-05-402SDR DALA2019111326622Oxygen Mask · unwanted deploy(AIRCRAFT 6702, L/P 1354114) LAV O2 MASK CAME DOWN / INTERIOR. CORRECTIVE ACTION: REINSTALLED O2 MASKS IAW B757 AMM35-21.SDR SIMA201910232001Oxygen Gen · failedSUPPLEMENTAL PAX O2 MASKS DROPPED-C/A-INSPECTED ALL PASSENDGER O2 MASKS AND RESTOWED MASKS IAW AMM 35-20-04. REMOVED AND REPLACED PASSENGER O2 GENERATORS 1A, 6A, 5A, 8A, 9A, 14A, 13A, 11A, 7A, 17A, 16A, 10A, 15A, 4BC, 5BC, 6BC, 7BC, 8BC, 9BC, 10BC, 11BC, 18BC,SDR UIEA2019101805745Oxygen Mask · unwanted deployDURING LANDING, THE ONBOARD MX REP REPORTED AN O2 MASK DEPLOYED. REPACKED MASK @ 1 JL IAW AMM 35-21-14, OPS CHECK GOOD.</P>)SDR UIEA2019101425705Oxygen Mask · unwanted deployOXYGEN MASKS AT SEAT 29 AC FELL DOWN. INSPECTED AND REPACKED O2 MASKS AT SEAT 29AC AS PER AMM 35-21-10, AND OK FOR SERVICE.</P>)SDR CALA2019091401533Relay · malfunctionedCABIN-INADVERTANT MASK DROP. REF W/DGM 35-21-11 PG 1 SHEET 1, WIRES CHECKS PERFORMED FROM LOAD SIDE OF CB35607 (WIRES DISCONNECTED) TO ISOLATE CKT''S. WIRE W3405-1104-22 GOOD TO TB403 "B''. NO FAULTS NOTED. WIRES -0276 & -0272 GOOD FROM TB403, F & H TO RECEPTASDR AALA201909099002Oxygen Mask · unwanted deployAIRCRAFT WAS GROUNDED: FLIGHT RETURNED TO PHL ON ACCOUNT OF BOTH AFT FLIGHT ATTENDANT OXYGEN MASKS DEPLOYED. AN EMERGENCY WAS DECLARED AND THE FLIGHT LANDED OVERWEIGHT WITHOUT INCIDENT. MAINTENANCE REMOVED & REPLACED AFT FA O2 BOXES IAW AMM 35-20-05. OPS CK GOSDR DALA2019080654629Oxygen Mask · unwanted deployOXYGEN MASK DEPLOYED IN FLT. NOT STOWED PROPERLY. STOWED THE OXYGEN MASK IAW AMM 35-21.SDR DALA2019071604307Oxygen Mask · unsecure(AIRCRAFT 652, L/P 5655634) ON T/O OXYGEN MASKS AT 13CD DROPPED. REINSTALLED O2 MASKS ATV 13C,D PER AMM 35-21-05.SDR DALA2019070904174Oxygen Mask · malfunctioned(AIRCRAFT 5635, L/P 5962125) 4L JUMPSEAT/FLT ATTENDANT SEAT PSU 02 MASKS DID NOT DEPLOY DURING DECOMPRESSION EVENT. REPACKED MASKS PER CARD 3520-3004 PERFORMED DROP CHECK PER AMM 35-21-00 OPS CHECK GOOD.SDR DALA2019070904173Oxygen Mask · malfunctioned(AIRCRAFT 5635, L/P 5962123) 02 MASKS AT 17 A-C DID NOT DEPLOY DURING DECOMPRESSION EVENT. 4L LAVATORY AND 4R LAVATORY DIDNT DEPLOY ALSO. REPACKED 02 MASKS PER CARD 3520-3004 STEP 1, PERFORMED MASK DROP PER AMM 35-21-00 OPS CHECK GOOD.SDR 2019FA0000207Hose · brokenDURING AN AIRCRAFT 10 YEAR INSPECTION THE PASSENGER OXYGEN SYSTEM HAD ALREADY PASSED THE REQUIRED FUNCTIONAL TEST. AFTER THE AIRCRAFT SUBSEQUENT MAIN CABIN AND LAV DISASSEMBLY FOR FURTHER INSPECTION, THE REFERENCED LINE WAS FOUND BROKEN IN TWO PLACES. THIS MSDR DALA2019061313557Oxygen Mask · unwanted deployL1 FLT ATTENDANT JUMP SEAT O2 MASK DEPLOYED DURING LANDING. VERIFLIED PIN WASN'T PULLED AND RESTORED MASK OK FOR SERVICE AS PER B757 AMM 35-13.SDR CA190530004Door · dislodged(CAN) PAX OXY DOOR ABOVE SEAT 22F DISLODGED O2 MASKS FELL OUT (SUSPECTING PASSENGER INDUCED ISSUE). MASKS REINSTALLED. (TC# 20190530004)SDR DALA2019060303381Oxygen Mask · unwanted deployO2 MASKS MID LAV DROPPED. STOWED O2 MASKS.SDR CA190527011Hose · leaking(CAN) APPROX 100PSI O2 LEAK OVERNIGHT. LOCATED LEAK AT BASE OF HOSE FITTING UNDER CO-PILOTS SIDE PANEL. FURTHER INVESTIGATION ALSO REVEALED THE HOSE WAS BULGING AT SAME LOCATION. ATTACHMENT POINT FOR THIS LINE IS TO THE `IN` PORT FITTING OF THE PASSENGER OXYGESDR DALA2019051603073Switch · defectiveCABIN ROWS 20 / 21 SEATS CDE MASKS DID NOT DEPLOY. REPLACED ROW 20 DE + ROW 21 DE LATCHING SWITCH PER AMM 35-20-00. DROP CHECK NEED TO BE DONE. PERFORMED DROP CHECK PER AMM CH 35-21-01 OPS CHECK GOOD. (LP5844493)SDR CALA2019042900673Oxygen Gen · unwanted deployOXYGEN MASKS DPOPPED AT ROW 37 D-E-F , REPACK MASKS AND CARRY PER AMM 35-21-43 OXYGEN CYL FIRED MUST BE REPLACED DEF PER MEL - SEATS 37 DEF INO P DO NOT USE PER MEL 3521A MAC RELATED WORK ORDER 000000001885672 AND PRTR MAC METER INITIATED FOR WITH VENDOR ID V9SDR DALA2019042642666Oxygen Mask · unwanted deployO2 MASK ROW 25 DEF DEPLOYED LOOSE. RESTOWED MASKS IAW B757 AMM 35-21.SDR WVER2019041700019Relay · defectiveAFTER DEPLOYMENT OF THE PASSENGER OXYGEN MASKS DURING FUNCTIONAL CHECK THE EICAS CATION MESSAGE "PASS OXY ON" WAS NOT DISPLAYED. REPLACED RELAY K129 IAW BOMBARDIER AMM 20-42-00-960-801-A02, 24-05-09-000-801-A01 AND 24-05-09-400-801-A01. FUNCTIONAL CHECK GOOD.SDR UIEA2019040903832O2 Generator · activatedUPON LANDING, FOUND OXYGEN MASK DOWN AT SEAT ROW 10 D-E-F. UPON FURTHER INSPECTION, FOUND FIRING PIN OUT OF POSITION ON CARTRIDGE. REMOVED AND REPLACED ROW 10 DEF O2 GENERATO IAW AMM 35-21-12-002-213-001.SDR DALA2019030401479O2 Generator · dischargedSHIP 6708 ROW 14 EDF, OXYGEN GENERATOR DISCHARGED DURING LANDING. CORRECTIVE ACTION: REPLACED GENERATOR AND REPACK OXYGEN MASK PER AMM 35-21. CHECK OF DOOR LATCH WAS FOUND TO BE OK. (5558290)SDR DALA2019022511184Oxygen Mask · unwanted deploySHIP 6806 ROW 44 ABC OXY MASKSDEPLOYED ON TAKEOFF.COMPARTMENT LATCH INOP. CORRECTIVE ACTION: RESTOWED MASKS IAW B757 AMM 35-21. (0953029)SDR DALA2019021931050Oxygen Mask · unwanted deploySHIP 6802 FWD LAV O2 MASK DROPPEDON TAKEOFF. REPACKED AND SECURED O2 MASK. (0942425)SDR GTIA2019021523163Door · unlatchedAFT FLIGHT ATTENDANT O2 MASK DOOR UNLATCHED ( PASSENGER OXYGEN STORAGE FLIGHT ATTENDANTS OXYGEN MODULES - )- (ITEM RESOLVE UNDER MDDR: 2464655-1) REF LOG PAGE 2464660-1 FOR WORK PERFORMED. R/R O2 CONTAINER IAW AMM 35-21-41. OPS CHECK GOOD. SEAT SERVICABLE. THISDR CA190913009Flex Line · cracked(CAN) CUSTOMER FOUND THAT ALL PSU PASSENGER OXYGEN MASK STOWAGE BOX FLEXIBLE HOSE LEAKING DURING MAINTENANCE TASKS.SDR CA190913006Flex Line · cracked(CAN) DURING A 36 MONTH INSPECTION ON CL605 THE FOLLOWING DEFECT WAS FOUND ON THE PASSENGER EMERGENCY OXYGEN SYSTEM. (PASSENGER EMERGENCY OXYGEN MASKS FAILED DEPLOYMENT AS REQUIRED) 1). 35-00-00-204, AMM TASK 35-20-00-710-801 OPERATIONAL CHECK OF THE PASSENGSDR ASAA2019020228028Oxygen Mask · unsecurePASSENGER OXYGEN MASK DROPPED FROM ROW 25 ABC GROUNDED - YES. RESECURED 25 ABC OXYGEN MASK AS REQUIRED PER AMM 35-21-43.SDR DALA2019012900670Oxygen Box · broken(AIRCRAFT 7001, L/P 0923076) MIDLIFE MOD - PSU OXY BOX ASSY AT SEAT 2BC FOUND BROKEN. WORKCARD RAISED IN ERROR.SDR UIEA2019013103071Pouch · tornL1 ENTRY WAY OXYGEN MASKS PROTECTIVE POUCH IS TORN AND ARE NO LONGER SERVICEABLE. (<P>R/R L1 ENTRY WAY OXYGEN MASKS PROTECTIVE POUCH I.A.W AMM 25-60-00. </P>)SDR DALA2019012500630Oxygen Mask · unsecureO2 MASKS AT 36ABC DROPPED DOWN. REPACKED O2 MASK AT LOC 36ABC IAW AMM 35-21.SDR DALA2019012500555Oxygen Mask · unwanted deploySHIP 6805 O2 MASKS AT 22 CDE DROPPED DOWN. CORRECTIVE ACTION: REPACKED O2 MASK AT LOC 22CDE IAW AMM 35-21. (5572707)SDR I5EA2019012202Oxygen Gen · unwanted deployDISCREPANCY: 1/21/2019, LP 29887 - ROW 24DEF OXYGEN GENERATOR INADVERTENTLY DEPLOYED DURING MAINTENANCE INSPECTION. CORRECTIVE ACTION: 1/25/2019, LP 29888 - REMOVED AND REPLACED OXYGEN GENERATOR IAW AMM 35-22-11.SDR ASAA2019011227787Oxygen Mask · unsecureOXYGEN MASK DROPPED DURING LANDING AT SEAT 25R GROUNDED - YES. REPACKED OXY MASK PER AMM 35-21-41 PB 401. OPS CHECK GOOD, OK FOR SVC.SDR RAIA2019120001Control Switch · failedPAX 02 MASK DO NOT DEPLOY DURING FUNCTION CHECK. R&R ALTITUDE PRESSURE SWITCH.SDR DALA2018122607412Panel · unwanted deploySHIP 6804 OXYGEN PANEL MASK DEPLOYED: OXYGEN MASKS CAME DOWNAT TAKEOFF AT 30ABC DID NOT START / INTERIOR. CORRECTIVE ACTION: RE-SECURED PSU OXYGEN PANEL AS PER B757 AMM 35-20, OPS CHK NML (0874896)SDR DALA201812207319Oxygen Mask · unwanted deploy(AIRCRAFT 6806, L/P 0867011) OXYGEN PANEL MASK DEPLOYED / LOCATIONS:24C / INTERIOR. CORRECTIVE ACTION: REFERENCE: LOGPAGE 0867009). STOWED MASKS & PANEL PER B757 AMM 35-21. PANEL IS SECURE.SDR DALA201812207318Oxygen Mask · unwanted deploy(AIRCRAFT 6806, L/P 0867010) OXYGEN PANEL MASK DEPLOYED / LOCATIONS:24B / INTERIOR. REFERENCE LOGPAGE 0867009. STOWED MASKS & PANEL PER B757 AMM 35-21. PANEL IS SECURE.SDR DALA201812207317Oxygen Mask · unwanted deploy(AIRCRAFT 6806, L/P 0867009) OXYGEN PANEL MASK DEPLOYED / LOCATIONS:24A / INTERIOR. STOWED MASKS & PANEL PER B757 AMM 35-21. PANEL IS SECURE.SDR DALA2018121707287Oxygen Mask · unwanted deploy3 PAX O2 MASKS DEPLOYED IN MID CABIN. RESTOWED PAX O2 MASKS AT SEATS 30 A B C IAW AMM 35-22 O2 GENERATOR NOT ACTIVATED A/C OK FOR SVC.SDR UIEA2018112102675Oxygen Bottle · leakingPAX O2 BOTTLE 2 IS LEAKING, VALVE TO OPEN BOTTLE IS SLIGHTLY BENT AND VALVE HANDLE IS VERY LOOSE.(<P><SPAN>INSTALLED / NEW O2 BOTTLE IN POS 2 IAW B767 AMM REF 12-15-08, NO LEAKS NOTED </SPAN></P>)SDR AALA201811139037Actuator · inoperativeTHE CABIN DEPRESSURIZED IN FLIGHT AND THE MASKS AT ROW 43CEG DID NOT DEPLOY. REPLACED O2 DOOR ACTUATOR AT SEAT 43CEG IAW AMM 35-21-15.SDR DALA2018111306612Oxygen Mask · unwanted deploySHIP 3874 FWD LAV O2 MASK PANEL DEPLOYED . CORRECTIVE ACTION: REPACKED AND STOWED FWD LAV O2 MASK PER B737 AMM 35-22 (4856678).SDR DALA2018111396610Oxygen Mask · unwanted deploySHIP 6714 AFT RT LAV O2 MASK FELL OUT BUT OXYGEN GEN WASN'T ACTIVATED. CORRECTIVE ACTION: SECURED OXYGEN MASK IN AFT RT LAV. INSPECTED LATCHES AND OXYGEN GENERATOR FOR IRREGULARITIES. NONE FOUND AT THIS TIME. (5199918)SDR DALA20181106487Oxygen Mask · displaced(AIRCRAFT 5651, L/P 4581510) FWD LAV 02 MASK DROPPED. STOWED FWD LAV O2 MASKS & RESET DOOR . OXYGEN GEN IS IN UN USED CONDITION. PER AMM 35-21. OK TO CONTINUE.SDR AALA201810297003Actuator · failedPASSENGER SEAT 26DEGH OXYGEN MASK FAILED TO OPEN DURING AN OXYGEN MASK DROP TEST. REPLACED THE PSU OXYGEN MASK BOX DOOR LATCH ACTUATOR AND OPS CHECKED GOOD IAW AMM 35-21-13-400-804, 35-21-00-710-801.
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