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.

SDR MASA200700277Door · unsecureASH 2627 CLT - AFT LAV OXYGEN DOOR CAME OPEN. MX REPACKED AND SECURED.May 18, 2007 · N914FJ · Cndair CL6002D24SDR 2007UALA01502Oxygen Mask · wrong partCABIN SEAT 6ABC OXYGEN MASKS (4 EA) HAVE WRONG PART NUMBERS ON THEM. INSTALLED 4 EA CORRECT MASKS.May 14, 2007 · N454UA · Airbus A320232SDR 2007UALA01485Lanyard · improper partCABIN SEAT 7ABC OXYGEN MASKS HAVE WRONG PARTS. GENERATOR IS MISSING FOAM AT FWD END AND LANYARDS ARE THE WRONG TYPE.May 11, 2007 · N454UA · Airbus A320232SDR SWIA200718224Oxygen Mask · unwanted deployFORWARD LAV 02 MASK WAS FOUND DEPLOYED. RESTOWED 02 MASKS IN FORWARD LAV.May 11, 2007 · N340CA · Cndair CL6002C10SDR 2007UALA01429Hose · kinkedMAIN CABIN O2 MASK HOSES KINKED SEAT ROWS 2 CENTER, 1 EA 2 RT 1 EA 35 RT 1 EA 35 CENTER, 2 EA 1 EA AT 18C AND R, 29C AND R, AND 17C AND R. REPLACED MASKS WITH KINKED HOSES PER MM35-21-04. CLOSED PSU'S PER MM35-21-04. A/C READY FOR SERVICE. SUSPECT KINKING CAMay 4, 2007 · N647UA · Boeing 767322SDR F3LA200700108Oxygen Mask · no testWHILE PERFORMING MASK DROP TEST, ROWS 15 AND AFT ON BOTH SIDES, 7, 8, AND 9 RT SIDE, R2 DOOR AND C LAV DID NOT DROP COMPLETELY. RESET MASKS AND PERFORMED TEST AGAIN IAW AMM 35-23-00-710-001. OPS CHECKED GOOD.May 4, 2007 · N801FR · Airbus A318111SDR SWIA200718192Oxygen Mask · unwanted deployTHE O2 MASKS IN FORWARD LAV DEPLOYED IN FLIGHT. RESTOWED LAV O2 MASKS.May 1, 2007 · N368CA · Cndair CL6002C10SDR 2007UALA01327Oxygen Mask · damagedFLIGHT DIVERTED DUE TO FIRST OFFICER'S OXYGEN MASK PROBLEM. [SUP 05-24-07] FIRST-OFFICER'S O2 MASK BROKEN. MOVABLE RED SQUEEZE TAB BROKEN OFF AT BASE REPLACED FIRST-OFFICER'S O2 MASK . SUSPECT ROUGH HANDLING BY FLIGHT CREW.Apr 29, 2007 · N669UA · Boeing 767322SDR SWIA200718186Oxygen Mask · unwanted deployLAVATORY O2 MASK DEPLOYED AFTER TAKE-OFF. RESTOWED O2 MASK IAW AMM 35-11-15.Apr 27, 2007 · N449SW · Cndair CL6002B19SDR 2007UALA01178Switch · failedFOUND CABIN EMERGENCY OXYGEN MASK DEPLOY FAILS, OPS CHECK. [06-14-07] REPLACED ALTITUDE PRESSURE SWITCH.Apr 14, 2007 · N506UA · Boeing 757222SDR 2007UALA01037Door · misinstalledSEAT ROW 23 RT EMERGENCY O2 COMPT DOOR OPENS IN WRONG DIRECTION, HINGE ON INBOARD SIDE. OPEN DOOR CAN IMPEDE EXITING OF PASSENGER IN OUTBOARD SEATS. [SUP 5-1-07] REMOVED AND REINSTALLED DOOR.Apr 5, 2007 · N412UA · Airbus A320232SDR MWEA070069Relay · inoperativeSERVICE UNIT DOOR AT ROW 8 RIGHT SIDE DID NOT OPEN AT SIMULATED 14,500 FEET. REMOVED AND REPLACED RELAY.Mar 30, 2007 · N920ME · Boeing 717200SDR SIMA200708206Relay · failedFLAPS SELECTED TO 45 DEGREES ON FINAL RECEIVED PAX OXY ON CAUTION MESSAGE, PASSENGER PUSH LIGHT ON. PASSENGER OXYGEN MASK DEPLOYED IN CABIN. REMOVED AND REPLACED RELAYS K130 AND K131. PERFORMED OPERATIONAL CHECK, RETURNED AIRCRAFT TO SERVICE.Mar 22, 2007 · N522AE · Cndair CL6002C10SDR ASAA0741543Attach Fitting · crackedDURING C-CHECK MAINTENANCE FOUND RELEASE CBL LANYARD ATTACH EYELET ON SEVERAL O2 MASK ASSYS CRACKED/BROKEN, WHICH IN THE EVENT OF CABIN DEPRESSURIZATION AND MASK DEPLOYMENT WOULD PREVENT THE O2 GENERATOR RELEASE PIN FROM BEING PULLED. INSPECTION CARRIED OUT OMar 21, 2007 · N799AS · Boeing 737490SDR SIMA200707201Oxygen Mask · unwanted deployALL PASSENGER OXYGEN MASKS DEPLOYED DURING TAXI. RESTOWED PASSENGER OXYGEN MASKS IAW CRJ AMM. OPERATIONAL CHECK GOOD, RETURNED AIRCRAFT TO SERVICE.Mar 12, 2007 · N522AE · Cndair CL6002C10SDR AALA20070383Oxygen Mask · deployedDFW INFLIGHT - AIRCRAFT EXPERIENCED PRESSURIZATION PROBLEMS DURING CLIMB AND PASSENGER OXYGEN MASKS DEPLOYED. RETURNED TO DFW AND LANDED WITHOUT INCIDENT. REPLACED ALL PASSENGER OXYGEN MASKS AND OXYGEN GENERATORS REPLACED AS NECESSARY. SYSTEM GROUND CHECKEFeb 22, 2007 · N472AA · Doug DC982SDR 2007UALA00542Door · unreliableFOUND S-LAV OXYGEN MASK DOOR DID NOT OPEN WHEN MASKS WERE DEPLOYED. REPACKED S-LAV O2 MASK. ACCOMPLISHED DROP CHECK TO ASSURE PROPER FUNCTIONALITY.Feb 19, 2007 · N507UA · Boeing 757222SDR CA070123012Control Unit · failed(CAN) UPON A NON-ROUTINE DEPLOYMENT OF THE OXYGEN MASKS ON THE GROUND BY MAINTENANCE. OXYGEN CONTROL UNIT (10WJ) WAS PLACED INTO (OVERRIDE) TO MANUALLY DEPLOY THE PAX OXYGEN MASKS. THEY DID NOT DEPLOY ON COMMAND. MULTIPLE ATTEMPTS WERE MADE TO MANUALLY DEPLJan 19, 2007 · Amd FALCON2000SDR SIMA200635402Oxygen Mask · unwanted deployUNSOLICITED DEPLOYMENT OF THE PASSENGER O2 MASK AT GATE. INSPECTED AND RESTOWED MASK IAW EMB AMM 35-20-80 AND OPERATIONAL TEST IAW EMB AMM 35-21-09. RETURNED AIRCRAFT TO SERVICE.Dec 19, 2006 · N518AE · Cndair CL6002C10SDR A6WA200640404Cover · dislodgedOXYGEN MASKS COVERS FELL FROM SEATS 4 AND 5 (A) AND (C). RESECURED PSU COVERS AT SEATS 4 AND 5 IAW AMM. (K)Dec 7, 2006 · N405AW · Cndair CL6002B19SDR MASA200602653Control Panel · malfunctionedASH 7269 ATL. ALT LIMITER MESSAGE FOLLOWED BY ALL THE OXYGEN MASKS DROPPED IN CABIN. MX REMOVED AND REPLACED O2 CONTROL PANEL AND 3A HYDRAULIC PUMP.Dec 2, 2006 · N518LR · Cndair CL6002C10SDR CA061025002Switch · inoperative(CAN) WHILE CARRYING OUT A 12 MONTH CABIN OXYGEN FUNCTIONAL TEST, FOUND THE OXYGEN CONTROL PANEL SEMI-FUNCTIONAL. THE ROTARY KNOB WOULD NOT GO TO THE "CLOSED" POSITION WITHOUT EXCESSIVE FORCE. ROTATING TO THE "OVERRIDE" POSITION FUNCTIONED PROPERLY BUT OXYGEN Oct 24, 2006 · Cndair CL604SDR 2006UALA01956Oxygen Mask · misinstalledALL CABIN PSU O2 MASKS PACKED INCORRECTLY. REPACKED ALL O2 MASKS.Oct 10, 2006 · N819UA · Airbus A319131SDR DL76G060823Oxygen Mask · unwanted deployDURING TAXI, MASKS AT SEAT 19AB DROPPED. OXY MASKS AT SEAT 19AB RESTOWED OK. ETOPS CATEGORY (F): ANY OTHER EVENT DETRIMENTAL TO ETOPS.Oct 5, 2006 · N1612T · Boeing 767332SDR AALA20060711Oxygen Mask · unwanted deployDFW - DURING TAKEOFF OXYGEN MASKS AT SEATS 27DEF DROPPED. SEATS WERE VACANT. LANDED DFW WITHOUT INCIDENT. STOWED OXYGEN MASKS AND PANEL. SYSTEM GROUND CHECKED NORMAL OPERATION.Sep 19, 2006 · N927AN · Boeing 737823SDR NOCA13406Actuator · malfunctionedDURING ACCOMPLISHEMENT OF MAINTENANCE WHICH REQUIRED A PSU OXYGEN MASK DROP THE FOLLOWING DID NOT DEPLOY: 20GH, 31CDEF L1 FWD, L1 AFT AND MID RT LAV. REPLACED 02 MASK ACTUATORS AT 31CDEF L1 FWD, L1 AFT AND MID RT LAV, RECONNECTED PSU AT 20GH, OPS NORMAL.Sep 14, 2006 · N760NA · Boeing 76739HSDR HALA0600672Panel · openBTB -WHILE TAXING OUT ROW 29 CEG, O2 PANEL FELL OUT, RTN TO GATE FOR MNT.//RESET DOOR LATCH PER AMM 35-21-15 SECURITY GOOD.Sep 6, 2006 · N594HA · Boeing 767300SDR MASA200602020Oxygen Mask · deployedASH 7302 JFK - CREW REPORTED THE ROW 11 D/F PASSENGER O2 MASKS HAD DROPPED. CONTRACT MX RESTOWED THE MASKS.Aug 2, 2006 · N75998 · Cndair CL6002B19SDR F3LA200600085Mask · no testDURING C-2 CHECK, INSPECTION REPORTED MASK BOX OVER L1 DOOR (40WR) DID NOT DROP. REPACKED O2 MASKS OVER L1 DOOR AND OPS CHECKED IAW AMM 35-23-00-720-454. CHECKED GOOD.Jul 28, 2006 · N924FR · Airbus A319111SDR F3LA200600081Psu · failedDURING C-2 CHECK, INSPECTION REPORTED THE PASSENGER OXYGEN MASK DOOR AT ROW 7 ABC DID NOT OPEN DURING TEST. REPLACED PASSENGER OXYGEN CONTAINER ASSY PER AMM 35-21-41, PB 401, AND 35-21-41-481-050.Jul 27, 2006 · N924FR · Airbus A319111SDR SBJ6A12906001Manifold · crackedWHILE PERFORMING RAYTHEON SB 737IGW-35A1 REV 1 AN O2 LEAK WAS DETECTED. FURTHER INSPECTION REVEALED A CRACKED WELD ON THE RT PASSENGER OXYGEN MANIFOLD P/N 97108928-009. THE LINE IS LOCATED ABOVE THE CEILING AT AIRCRAFT STATION 706. THIS IS THE SECOND DISCOVJul 26, 2006 · N129QS · Boeing 7377BCSDR SWIA200616827Oxygen Mask · deployedPASSENGER OXYGEN MASKS IN OVERHEAD BINS AT SEATS 4CD POPPED OPEN. STOWED OXYGEN MASKS AT SEATS 4CD. OXYGEN GENERATORS NOT USED OR DAMAGED. OPERATIONAL CHECKS GOOD.Jul 5, 2006 · N727SK · Cndair CL6002C10SDR CA060511002Manifold · crackedAIRCRAFT HAD 22 MANIFOLDS FOUND CRACKED. LOOKED AT ANOTHER AIRCRAFT TO PROVIDE SPARES, BUT FOUND MOST OF ITS MANIFOLDS CRACKED TOO. DRAGER (VENDOR) CONTACTED, AND WILL PROVIDE REPLACEMENTS. MANIFOLD IS MADE OF A VARIETY OF PLASTIC, WHICH IS BRITTLE.May 10, 2006 · Airbus A340313SDR SWIA200616653Oxygen Mask · unwanted deployO2 MASKS OVER SEATS 8CD DEPLOYED BY THEMSELVES DURING DESCENT THRU +OR - 15000 FEET CABIN PRESSURE AND ALL OTHER INDICATIONS WERE NORMAL. RESTOWED O2 MASKS AT 8CD AS REQUIRED. A/C OK FOR CONTINUED SERVICE.Apr 29, 2006 · N408SW · Cndair CL6002B19SDR MASA200601158Mask · out of positionASH 7263 ORD. OXYGEN MASK IN LAV DROPPED DURING TURBULENCE. CONTRACT MX SECURED THE MASK. NO FURTHER ACTION REQUIRED.Apr 22, 2006 · N651ML · Cndair CL6002B19SDR CALA0600138Latch · failedPASSENGER OXYGEN DOOR AT SEAT 29 DEF FAILED TEST. REPLACED LATCH PER AMM 35-21-00.Apr 22, 2006 · N68155 · Boeing 767224SDR TRAX200600059Oxygen Mask · no testCABIN O2 MASKS 3CD - 7CD - 8CD WILL NOT DEPLOY, RESOLVED ON W/O: 22160 TASKCARD: N/R-00055. ADJUSTED LATCHES AT ROWS 3CD - 7CD - AND 8CD IAW CRJ 200 AMM 35-21-05. OPERATIONAL CHECK OF THE PASSENGER OXYGEN SYSTEM COMPLIED WITH IAW CRJ 200 35-20-00. NO DEFECTApr 15, 2006 · N842AS · Cndair CL6002B19SDR ASAA0610395Hose · shearedOXYGEN SUPPLY HOSE TO PSU'S ON MAIN CARGO DOOR FOUND BROKEN. ACCOMPLISHED INTERM REPAIR WITH ALTERNATE HOSE PER EA 3520 01023.Apr 4, 2006 · N746AS · Boeing 7372X6CSDR UPS06146474Oxygen Mask · failed3RD JUMPSEAT POS 02 MASK FAILS LEAK CK. REPLACED 02 MASK ASSY AT 3RD JUMPSEAT POSITION AS PER A300 M/M 32-12 -51-4. OPS CHKS GOOD.Mar 21, 2006 · N134UP · Airbus A300F4622RSDR SWIA200616459Oxygen Mask · deployedALL THE O2 MASKS DEPLOYED (PAX). STOWED ALL MASKS. RESET COCKPIT BUTTON.Mar 19, 2006 · N766SK · Cndair CL6002C10SDR 2006FA0000342Cable · misrouted(REF: ATC0662) THE ACTUATING CABLE TO THE CHEMICAL OXYGEN GENERATORS ON PASSENGER SERVICE UNITS WERE FOUND INCORRECTLY ROUTED. IE: IT WAS UNDER THE PIN AND RESTING ON THE PLASTIC MOULDING. DEFECT RAISED AS AN (IORS) INTERNAL OCCURRENCIES REPORT AND UPGRADED Mar 15, 2006 · N370WL · Boeing 7373G7SDR MASA200600644Oxygen Mask · dislodgedASH 7287 IAD - O2 MASK IN THE LAV HAD FALLEN DOWN. MX RESECURED THE MASK ASSY.Mar 3, 2006 · N514MJ · Cndair CL6002C10SDR 2006FA0000210Switch · failedPILOTS RECEIVED PAX OXY OFF MESSAGE BEFORE TAXI OUT, INDICATING LESS THAN 50 PSI IN PASSENGER OXYGEN BOTTLE SYSTEM. VERIFIED PAX BOTTLES WERE TURNED ON AND PRESSURES WERE READING NORMAL AT BOTTLES AND COCKPIT INDICATORS. VERIFIED FLOW FROM THERAPEUTIC OXYGEN PFeb 28, 2006 · N941AM · Gulstm GIVSDR 2006FA0000233Switch · out of toleranceDURING INITIAL 12 MONTH TEST OF CABIN OXYGEN SYSTEM FOUND BAROMETRIC SWITCH OPERATING OUT OF SPECIFIED MM TOLERANCE. REPLACED WITH NEW SUPERSEDING PN 10138402843 SWITCH SUPPLIED BY RAPID, TESTS PASSED SUCCESSFULLY. SUSPECT NEW 101384028-29 SEITCH ASSY MAY HAFeb 24, 2006 · N100BE · Beech B300SDR AT0600008Connector · not seatedDURING MANUAL EJECT TEST OF OXYGEN MASKS, PSU 15 AC AND 30 DEF DID NOT DEPLOY. ON INSPECTION FOUND CONNECTORS NOT SEATED ALL THE WAY, RESEATED CONNECTORS AT SWITCH. OPERATION TEST NORMAL IAW AMM 35-22-06.Feb 13, 2006 · N997AT · Boeing 717200SDR BJ6A12906001Manifold · crackedPASSENGER OXYGEN SYSTEM DISTRIBUTION MANIFOLD FOUND TO HAVE A CRACK IN THE LINE WHERE A FITTING ATTACHES TO THE MANIFOLD P/N 97108928-013. THE FITTING SEPARATED FROM THE LINE WHEN REMOVING FLEX LINE FOR OTHER MAINTENANCE. IF THIS FITTING HAD SEPARATED AND WAFeb 6, 2006 · N129QS · Boeing 7377BCSDR AT0600007Switch · inoperative02 MASKED IN CABIN DROPPED AGAIN AT GATE. REMOVED AND REPLACE4D PASSENGER OXYGEN MASK ALTITUDE RELEASE SWITCH IAW B717 AMM 35-22-02. FUNCTIONAL TEST OF ALTITUDE MASK RELEASE SWITCH IAW B717 AMM 35-22-02 PG 501. OPS CHECKS GOOD.Feb 5, 2006 · N948AT · Boeing 717200SDR MASA200600198Oxygen Mask · unwanted deployASH 7176 ORD - LAV O2 MASK DEPLOYED. MAINTENANCE RESTOWED MASK.Jan 25, 2006 · N75993 · Cndair CL6002B19SDR F06003Oxygen Mask · deployedTHE CREW NOTED THAT THE O2 MASK DEPLOYED ON GROUND OVERNIGHT. MAINTENANCE STOWED THE MASK IN THE GALLEY.Jan 19, 2006 · N826MJ · Emb EMB145LRSDR AT0600004Psu · inoperativeDURING MAINT, FOUND OXYGEN GENERATOR AT ROW 30DEF FIRED. OXYGEN MASKS IMPROPERLY STOWED. REMOVED AND REPLACED OXYGEN GENERATOR AND PSU.Jan 11, 2006 · N963AT · Boeing 717200
Back to JASC 3520