Boeing 737-291

Service difficulty reports · 408

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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 aircraft_model_key = '737291'
  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 99UAL900457Light · inopEMERGENCY EGRESS FLOOR LIGHTING AT ROW 15 THRU 18 INOPERABLE. REPLACED LIGHTING FEEDER STRIP, OPERATIONAL CHECK GOOD.Sep 1, 1999 · N991UA · Boeing 737291 · Emergency LightingSDR 99UAL900453Flight Recorder · failedCREW REPORTS A BURNING SMELL IN THE AFT GALLEY AREA. *S/D* THE SMELL WAS FOUND TO BE COMING FROM THE FLIGHT DATA RECORDER. REPLACED THE FLIGHT DATA RECORDER. NO DAMAGED WIRING OR SIGNS OF FIRE WERE FOUND IN THE VICINITY OF THE RECORDER.Aug 29, 1999 · N996UA · Boeing 737291 · Data Recorders (Flight/Maintenance)SDR 99ZZZM689Start Valve · failedNR 2 ENGINE START VALVE LGHT CAME O NDURING CLIMB FOLLOWED BY NR 2 FIRE WARNING INDICATION. REDUCED POWER LIGHT OFF. SHUT ENGINE DOWN AND RETURNED TO ACY. T/S SYSTEM FOUND START VALVE STUCK OPEN AND DAMAGE TO, STARTER, CSD INLINE FILTER HOUSING. REMOVED ANAug 27, 1999 · N7375F · Boeing 737291 · Engine Start Valves/ControlsSDR 99UAL900399Fire Loop · malfunctionedAPU FIRE WARNING. *S/D* VISUAL INSPECTION OF APU INDICATED NO SIGNS OF FIRE. VISUAL INSPECTION OF WIRING AND LOOPS IN APU COMPARTMENT AND AREA FORWARD OF BULKHEAD SHOWED NO SIGNS OF DAMAGE, CHAFING, OR BREAKS. WIRING TROUBLESHOOTING ISOLATED CAUSE OF FIRE Jul 27, 1999 · N977UA · Boeing 737291 · Fire DetectionSDR 99UAL900398Fire Loop · malfunctionedLANDED UNDER AMBER ALERT. EN ROUTE TO MSP, RECEIVED APU FIRE WARNING INDICATION. EXTINGUISHER USED. *S/D* VISUAL INSPECTION OF APU INDICATED NO SIGNS OF FIRE. VISUAL INSPECTION OF WIRING AND LOOPS IN APU COMPARTMENT AND AREA FORWARD OF BULKHEAD SHOWED NO Jul 26, 1999 · N977UA · Boeing 737291 · Fire DetectionSDR 99UAL900289Fire Sensor · malfunctionedNR 2 ENGINE FIRE WARNING. *S/D* THE SENSOR ON THE BOTTOM OF NR 2 ENGINE WAS BAD. REPLACED SENSOR PER MM 26-11-02, OPERATES NORMAL.May 21, 1999 · N991UA · Boeing 737291 · Fire DetectionSDR 99UAL900222Fire Loop · out of positionNR 2 ENGINE OVERHEAT LIGHT ILLUMINATED. *S/D* FOUND LOWER FIRE LOOP CONTACTING CSD. REPOSITIONED LOWER FIRE LOOP, OPS CHECK OK.Apr 20, 1999 · N992UA · Boeing 737291 · Fire DetectionSDR 99UAL900213Engine · failedNR 1 ENGINE EGT LIMIT EXCEEDED, HIGH OIL PRESSURE AND HIGH OIL TEMPERATURE. *S/D* THE THROTTLE LINKAGE BECAME DETACHED AND NORMAL ENGINE VIBRATION CAUSED THE THROTTLE TO ADVANCE ON ITS OWN. THE EGT LIMIT WAS EXCEEDED AND THE ENGINE WAS SHUT DOWN. THE ENGINApr 15, 1999 · N990UA · Boeing 737291 · Engine (Turbine/Turboprop)SDR 99UAL900212Carriage Assy · brokenSTEERING YOKE COCKED LEFT AND REQUIRED A GOOD DEAL OF LEFT AILERON TRIM ONCE FLAPS 1 AND BELOW STARTED COMING DOWN. NO CHANGE THROUGH FLAP CONFIGURATIONS TO 30 DEGREE. *S/D* THE RIGHT WING OUTBOARD FLAP INBOARD CARRIAGE ASSEMBLY WAS FOUND WITH A BROKEN SPINApr 14, 1999 · N976UA · Boeing 737291 · Trailing Edge FlapsSDR 99UAL900161Structure · damagedDAMAGE CAUSED BY BAGGAGE TRACTOR ON RIGHT SIDE OF AIRCRAFT, JUST FORWARD OF NR 2 SERVICE DOOR ENCOMPASSING A 42 INCH AREA WITH APPROXIMATELY AN 18 INCH HOLE ACROSS ONE STRINGER. *S/D* SHEAR TIE REPAIRED AT STA 344 BETWEEN STR 19R AND 20R PER SRM 53-10-4, FIGURMar 9, 1999 · N974UA · Boeing 737291 · Fuselage Main, StructureSDR 99UAL900141Valve · failedUNABLE TO PRESSURIZE AIRCRAFT. *S/D* LEFT PACK FLOW CONTROL VALVE FAILED. REPLACED LEFT PACK FLOW CONTROL VALVE, OPS CHECK OK.Mar 2, 1999 · N982UA · Boeing 737291 · Cabin Pressure Control SystemSDR 99UAL900134Apu · malfunctionedAPU FIRE WARNING. *S/D* INSPECTED APU, FOUND NO EVIDENCE OF FIRE. CHECKED LOOPS, CONNECTORS AND OHMED OUT. FOUND NO SHORTS OR OPENS. FOUND OIL ON CONNECTOR AND CLEANED. REPLACED FIRE DETECTION UNIT AS A PRECAUTION. REPLACED FIRE BOTTLE AND SQUIB. RAN APUMar 1, 1999 · N994UA · Boeing 737291 · Fire DetectionSDR 99UAL900129Hinge · failedHEAVY VIBRATION FELT THROUGH OUT THE CABIN. *S/D* RIGHT ELEVATOR TAB INBOARD HINGE FITTING SEPARATED FROM THE TAB LEADING EDGE. TEAR OUT OF THE TAB SKIN INDICATES THAT AT LEAST THREE OF FOUR FASTENERS WERE INSTALLED WHEN SEPARATION OCCURRED. SIGNS OF WEAR ONFeb 24, 1999 · N982UA · Boeing 737291 · Elevator, Tab StructureSDR 99UAL900069Valve · failedLOST A SYSTEM HYDRAULIC QUANTITY AND PRESSURE AFTER GEAR EXTENSION AND DURING FLAP OPERATION. *S/D* FOUND THE FLAP FLOW LIMITING VALVE LEAKING. THIS UNIT WAS LEAKING BECAUSE THE BODY SEPARATED INTERNALLY. THE UNIT CONTAINS A FLOW RING WHICH FAILED DUE TO FATIGFeb 2, 1999 · N990UA · Boeing 737291 · Leading Edge Slat Control SystemSDR 99UAL900065Tr Unit · malfunctionedWEATHER RADAR DISPLAY WAS INCONSISTENT. *S/D* WEAK MESSAGE DURING SYSTEM TEST. REPLACED TRANSCEIVER TO CORRECT FOR 80 MILE RANGE. ALL GREEN RETURNS, OPS CHECK OK.Jan 29, 1999 · N996UA · Boeing 737291 · Weather Radar SystemSDR 99UAL900055Valve · failedNR 1 ENGINE ANTI-ICE VALVE CIRCUIT BREAKER WILL NOT STAY IN. *S/D* REPLACED NR 1 ENGINE ANTI-ICE VALVE, OPERATIONAL CHECK IS OK.Jan 23, 1999 · N996UA · Boeing 737291 · Air Intake Anti/De-Ice SystemSDR 99UAL900044Fire Detector · malfunctionedAPU FIRE WARNING INDICATION. *S/D* FOUND APU FIRE DETECTOR ITEM M334 DEFECTIVE. REPLACED DETECTOR, BOTTLE AND DISCHARGE DISC.Jan 19, 1999 · N991UA · Boeing 737291 · Fire DetectionSDR 99UAL900035Brakes · malfunctionedEXCESSIVE BRAKE DECAY. *S/D* ACCOMPLISHED PARKING BRAKE SYSTEM TEST PER APPLICABLE MAINTENANCE MANUAL. OPERATIONAL CHECK OF SYSTEM CHECKED OK. NO FAULTS FOUND.Jan 16, 1999 · N984UA · Boeing 737291 · Landing Gear Brake SystemSDR 99ZZZM153Connector · corrodedAIRCRAFT FAILED TO PRESSURIZE AFTER TAKEOFF OTU OF PIE, AIRCRAFT RETURNED TO PIE AND LANDED WITHOUT INCIDENT. CLEANED CONNECTOR AT AIR CONDITIONER PACK VALVE AND OVERTEMP SWITCHES AND CONTROL PANEL, RIGHT PACK NORMAL AIRCRAFT PRESSURIZED ON THE GROUND OK PER Jan 14, 1999 · N7375F · Boeing 737291 · Cabin Cooling SystemSDR 99UAL900028Valve · failedRIGHT MIX VALVE STUCK IN FULL COLD POSITION IN MANUAL AND AUTO SELECTIONS. *S/D* RIGHT HAND MIX VALVE FAILED IN THE FULL COLD POSITION. REPLACED THE RIGHT HAND MIX VALVE ASSEMBLY, CHECKS GOOD.Jan 11, 1999 · N989UA · Boeing 737291 · Cabin Temperature Control SystemSDR 99UAL900001Indicator · failedTRAILING EDGE FLAPS REMAINED IN TAKEOFF POSITION AFTER TAKEOFF. *S/D* A DETAILED INSPECTION OF FLAP INDICATOR FOUND THAT THE SYNCRO WAS SLUGGISH. THIS IS CAUSED BY WORN BEARINGS. REPLACED FLAP POSITION INDICATOR PER MM 27-54-05, OPERATIONAL CHECK IS OK.Jan 1, 1999 · N979UA · Boeing 737291 · Trailing Flap Position Indicating SystemSDR 98UAL900596Air Dist · odorOIL SMELL COMING FROM BOTH PACKS. CHECKED BOTH LEFT AND RIGHT PACK COALESCER BAGS, WATER SEPARATOR, AND PACK DUCTS FOR OIL RESIDUE OR CONTAMINATION. OPERATIONALLY CHECKED AND FOUND NO ODORS OR SIGNS OF OIL/FLUID RESIDUE.Dec 9, 1998 · N984UA · Boeing 737291 · Air Distribution SystemSDR 98UAL900587Oil Line · crackedNUMBER TWO ENGINE HAD LOW OIL PRESSURE. *S/D* THE NR 6 BEARING OUTER INTERNAL OIL PRESSURE LINE HAD CRACKED AT THE BRAZE JOINT NEAR THE 'B' NUT CONNECTION, CAUSING THE OIL LOSS. THE LINE WAS REPLACED AND THE ENGINE WAS BASE CHECKED, RUN IN THE TEST CELL, ANDec 6, 1998 · N990UA · Boeing 737291 · Turbine Engine Oil SystemSDR 98UAL900570Chiller · failedELECTRIC SMOKE SMELL IN GALLEY AREA. *S/D* NO INLET FILTER ON CHILLER. REPLACED BAD CHILLER WITH SERVICEABLE CHILLER PER MM 25-33-01, OPERATIONAL CHECK NORMAL.Nov 26, 1998 · N983UA · Boeing 737291 · Buffet/GalleysSDR 98UAL900499Shuttle Valve · failedLOST SYSTEM A HYDRAULIC PRESSURE AND HYDRAULIC FLUID. *S/D* REPLACED SHUTTLE VALVE ON FWD BULKHEAD OF LT WHEEL WELL. LEAK CHECKS GOOD. MAINTENANCE TECHNICIAN STATES THAT A PLUG IN THE CAPPED OFF PORT FAILED.Oct 9, 1998 · N983UA · Boeing 737291 · Hydraulic System, MainSDR 98UAL900472Pitot Probe · malfunctionedALTIMETER IS READING INCORRECTLY. *S/D* MAINTENANCE REPLACED PITOT/STATIC PROBE AND NR 1 AIR DATA COMPUTER. THE REMOVED AIR DATA COMPUTER TESTED NORMAL IN THE SHOP.Sep 26, 1998 · N982UA · Boeing 737291 · Pitot/Static SystemSDR USVA99801Fire Loop · failedDURING CLIMB-OUT OF PIE NR 1 ENGINE FIRE WARNING SYSTEM ACTIVATED. EMERGENCY PROCEDURE FOLLOWED. RETURNED TO PIE AIRCRAFT LANDED WITHOUT INCIDENT. OVERWEIGHT LANDING SINK RATE LOW. FOUND NR 1 ENGINE FIRE DETECTION LOOP SHORTED. REPLACED FIRE DETECTION LOOSep 20, 1998 · N7375F · Boeing 737291 · Fire DetectionSDR CALA9801570Power Supply · inoperativeINSPECTION FOUND SECTION OF EMERGENCY FLOOR PATH LIGHTING IN AFT CABIN INOPERATIVE. MAINTENANCE FOUND THE M913 POWER SUPPLY AT STA 776 AT FAULT. THE M913 POWER SUPPLY WAS REMOVED AND REPLACED AND OPERATION OF THE EMERGENCY FLOOR PATH LIGHTING WAS RESTORED.Aug 27, 1998 · N10251 · Boeing 737291 · Emergency LightingSDR 98UAL900386Indication · malfunctionedRETURNED TO DENVER DUE TO LANDING GEAR INDICATION PROBLEMS. *S/D* LUBED GEAR HANDLE AND JACKED AIRCRAFT PER 32-60-05 AND SYSTEM CHECKS OK.Aug 13, 1998 · N988UA · Boeing 737291 · Landing Gear Position and WarningSDR CALA9801327Torsion Link · shearedTHE LT MLG LOWER TORSION LINK SHEARED AFTER LANDING IN EWR. THE LT MLG LOWER TORSION LINK WAS REMOVED AND REPLACED. IN ADDITION, THE SHIMMY DAMPER AND BOTH INBOARD AND OUTBOARD GUIDE BRACKETS WERE REPLACED. A GEAR SWING WAS PERFORMED AND OPERATION CHECKED GJul 23, 1998 · N17252 · Boeing 737291 · Main Landing Gear Strut/Axle/TruckSDR 98UAL900333Light · inoperativeSERVICE DOOR EMERGENCY EXIT LIGHT IS INOP.Jul 17, 1998 · N991UA · Boeing 737291 · Emergency LightingSDR 98UAL900308Prox Sensor · failedON FLAP RETRACTION, THE LEADING EDGE FLAP TRANSIT LIGHT REMAINED ILLUMINATED. *S/D* THE LEADING EDGE FLAP RETRACT PROXIMITY SENSOR WAS REPLACED. THE FLAP POSITION INDICATION SYSTEM HAS OPERATED NORMALLY SINCE THE REPLACEMENT.Jul 4, 1998 · N987UA · Boeing 737291 · Leading Edge Slat Position Indicating SystemSDR 98UAL900275Wire · looseNUMBER TWO ENGINE OVER TEMPERATURE INDICATION. *S/D* HEAT DAMAGE NEAR FRONT OF FUEL CONTROL CAUSED WIRE TO BE PULLED LOOSE. REPLACED CONNECTOR.Jun 21, 1998 · N987UA · Boeing 737291 · Overheat DetectionSDR CALA9800999Frame · crackedINSPECTION FOUND A 3 INCH CRACK AT FORWARD LOWER CORNER OF DOOR FRAME JUST BELOW OPEN LATCH ASSEMBLY OF FORWARD CARGO DOOR. THE AREA WAS REPAIRED IAW SRM 51-10-2.Jun 9, 1998 · N10251 · Boeing 737291 · Cargo/Baggage DoorsSDR 98UAL900246Transceiver · malfunctionedTHE NUMBER ONE COMM WENT INOP AND WAS FOLLOWED BY AN ELECTRICAL TYPE SMELL. THE TEMPERATURE IN THE COCKPIT WAS VERY WARM WHILE THE CABIN WAS VERY COLD. *S/D* REPLACED NUMBER 1 VHF TRANSCEIVER AND NUMBER 1 AUDIO CONTROL PANEL. ELECTRICAL SMELL WAS UNRELATEDJun 9, 1998 · N985UA · Boeing 737291 · VHF Communications SystemSDR 99ZZZX662Bolt · brokenDURING ACCOMPLISHMENT OF BOEING 737 SB 53-1080 BS 695, LEFT LOWER FITTING REPLACEMENT, LOWER BOLT P/N BACB30MT18T68, APPEARED LOOSE. BOLT WAS ACTUALLY BROKEN IN HALF AND CORRODED. TT: 65,651.2 HOURS. TC: 64,805.Jun 8, 1998 · N7375F · Boeing 737291 · Fuselage Miscellaneous StructureSDR 98UAL900226Engine · low powerTHE NUMBER TWO ENGINE WOULD NOT MAKE TAKEOFF EPR.May 30, 1998 · N982UA · Boeing 737291 · Engine (Turbine/Turboprop)SDR CALA9800919Fire Detector · inoperativeTHE APU FIRE WARNING LIGHT AND BELL ACTIVATED, WITH APU OFF, WHILE EN ROUTE. THE APU FIRE BOTTLE WAS DISCHARGED, BUT THE LIGHT AND BELL CONTINUED TO ACTIVATE INTERMITTENTLY. THE AIRCRAFT WAS DIVERTED TO TUL WHERE IT LANDED WITHOUT INCIDENT. MAINTENANCE FOUNMay 29, 1998 · N10251 · Boeing 737291 · Fire DetectionSDR CALA9800918Axle · failedTHE NR 4 MAIN WHEEL SEPARATED FROM AIRCRAFT DURING TAXI IN. MAINTENANCE FOUND THE AXLE SHEARED OFF, NO OTHER AIRCRAFT DAMAGE WAS FOUND. THE RT MLG INNER CYLINDER WAS REMOVED AND REPLACED IAW MM 32-11-21 AND 12-15-31. *S/D* INVESTIGATION BY ENGINEERING CONCMay 29, 1998 · N17252 · Boeing 737291 · Main Landing Gear Strut/Axle/TruckSDR CALA9800876Skin · dentedINSPECTION FOUND FUSELAGE SKIN DENTED AT FS 294.5, STRINGER 14. A REPAIR WAS FABRICATED AND INSTALLED IAW SRM 53-30-3.May 17, 1998 · N10251 · Boeing 737291 · Fuselage Main, Plate/SkinSDR CALA9800888Beam · crackedINSPECTION FOUND TRANSVERSE BEAM CRACKED IN RADIUS FORWARD AND AFT IN THREE EACH PLACES AT STA 675, RBL 24, WBL 208. THE CRACKS WERE APPROXIMATELY 1 INCH LONG. THE CRACKS WERE STOP DRILLED. A REPAIR WAS INSTALLED IAW SA001-5710-01638.May 16, 1998 · N10251 · Boeing 737291 · Fuselage Miscellaneous StructureSDR CALA9800887Frame · crackedINSPECTION FOUND A 1.5 CRACK IN RADIUS OF FRAME AT STA 675, RBL 24, WBL 208 AND A 1.5 CRACK IN FRAME AT STA 675, LBL 24, WBL 208. REPAIRS WERE PERFORMED IAW SA001-5710-01638.May 16, 1998 · N10251 · Boeing 737291 · Fuselage Main, FrameSDR CALA9800875Tear Strap · corrodedINSPECTION FOUND FRAME TO SKIN TEAR STRAP CORRODED AT BS 360, STRINGER 29R. REPAIRED IAW SRM 53-30-3.May 16, 1998 · N10251 · Boeing 737291 · Fuselage Miscellaneous StructureSDR CALA9800874Web · crackedINSPECTION FOUND A .25 INCH CRACK IN FORWARD CARGO COMPARTMENT DOOR CUTOUT AFT FRAME AFT FACE OF WEB AT BS 492.4, STRINGER 25R. A REPAIR WAS FABRICATED AND INSTALLED IAW SRM 51-40-3 AND 51-30-2.May 16, 1998 · N10251 · Boeing 737291 · Fuselage Miscellaneous StructureSDR CALA9800873Splice · crackedINSPECTION FOUND A 1 CRACK IN LT WING LANDING GEAR BEAM AFT SPLICE PLATE AT FS 727. THE SPLICE PLATE WAS REPAIRED IAW DRAWING NR 65C292288.May 16, 1998 · N10251 · Boeing 737291 · Wing Miscellaneous StructureSDR CALA9800855Threshold · crackedAFT PIT THRESHOLD AFT CORNER CRACKED (3.5). REMOVED AFT PIT THRESHOLD CORNER AND INSTALLED A NEW CORNER PER SRM 51-30-2.May 14, 1998 · N10251 · Boeing 737291 · Fuselage Miscellaneous StructureSDR CALA9800826Skin · dentedFUSELAGE SKIN DENTED STA 259 BETWEEN STR 23R AND 24R. FABRICATED, PRIMED, SEALED, AND INSTALLED DOUBLER PER SRM 53-30-3, 51-10-2 AND 51-20-4.May 11, 1998 · N10251 · Boeing 737291 · Fuselage Main, Plate/SkinSDR CALA9800827Floor Panel · crackedFLOOR PANEL FWD PIT FS 380 TO 420 HAS TEARS. FABRICATED FWD PIT PANEL PER ECRA 2550-01046.May 10, 1998 · N10251 · Boeing 737291 · Fuselage Floor PanelSDR CALA9800817Skin · dentedFUSELAGE SKIN HAS A DENT AT STA 905 STR 22R. REMOVED DAMAGED AREA, FABRICATED REPAIR. TREATED, PRIMED AND INSTALLED PER SRM 53-30-1, 53-30-3, 51-20-2, AND MM 51-21-11.May 7, 1998 · N10251 · Boeing 737291 · Fuselage Main, Plate/SkinSDR CALA980800Doubler · chafedNUMBER ONE ENGINE O/B COWLING NUMBER SIX RIB CHAFED AT DOUBLER REPAIR. REMOVED DOUBLER AND FILLER MATERIAL. FABRICATED, TREATED, PRIMED, AND INSTALLED NEW DOUBLER PER SRM 51-40-3, 51-10-2, AND MM 51-20-11.May 6, 1998 · N10251 · Boeing 737291 · Engine Cowling System
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