N537AL, cancelled Dec 16, 2011

Service difficulty reports · 24

Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. 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 n_number = 'N537AL' AND deregistration_id = 'N537AL-2011-12-16'
  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 ALGA4417591710Flange · crackedFOUND CRACKING OF FWD FLANGE BEYOND REPAIRABLE LIMITS.Sep 17, 2010 · N537AL · Bell 407 · Turbine Engine Compressor SectionSDR ALG2005F00113Window · separatedON APPROACH TO LANDING, RT PASSENGER SLIDING WINDOW SEPARATED FROM THE AIRCRAFT. SECOND OCCURRENCE WITH SAME AC WITHIN A WEEK. REPLACED DOOR WITH SERVICEABLE DOOR AND WINDOW. (K)Nov 15, 2005 · N537AL · Bell 407 · Passenger Compartment WindowsSDR ALG2005F00061Spring · failedAIRCRAFT DEVELOPED A VERTICAL VIBRATION IN FLIGHT. NOTIFIED MAINTENANCE. FRAHM DAMPER SPRING HAD FAILED. REMOVED AND INSTALLED FOUR NEW FRAHM DAMPER SPRINGS IAW MM. (K)Aug 25, 2005 · N537AL · Bell 407 · Main Rotor HeadSDR ALG2004F00064Shoulder Belt · odorAFTER DEPARTING LFT WITH MMS DIRECT TO SM58 PASSENGER IN BACK RT SEAT FORWARD FACING COMPLAINED OF (STRONG FUEL ODOR) TO THE POINT OF ASKING FOR AIR SICK BAG. DIVERTED AIRCRAFT FOR MAINTENANCE. MAINTENANCE INSPECTED ENGINE COMPARTMENT AT 100 PERCENT, NO LEAKSep 8, 2004 · N537AL · Bell 407 · Emergency EquipmentSDR 2004F00375Odor · detectedIN FLIGHT, DURING FLIGHT OUT TO EI 296 A PAX COMPLAINED OF FUEL ODOR IN THE CABIN. INSPECTED ENGINE AT 100 PERCENT NR, FLEW AIRCRAFT NOTED NO PRESENCE OF FUEL ODOR. INSPECTED PAX CABIN AREA, NO FUEL LEAKS AT BACK WALL, FLOOR AREA, OR UNDER AFT FACING SEATS. Jun 22, 2004 · N537AL · Bell 407 · Air Distribution SystemSDR ALG2004F00020Hmu · unserviceableFUEL FUMES WERE NOTED IN THE AFT RT PORTION OF THE PASSENGER COMPARTMENT. NOTED TO BE STRONG, SO DIVERTED TO HAVE IT CHECKED. MAINTENANCE REMOVED HAD BIN AND FUEL VALVE ACCESS PANEL. WITH BATTERY POWER ON, BOOST PUMPS RUNNING AND FUEL VALVE OPEN NOTED HEAVYApr 20, 2004 · N537AL · Bell 407 · Fuel Controlling SystemSDR ALGA094182Gear · spalledGEAR HAS HEAVY SPALLING. REMOVED AND REPLACED W/SERVICEABLE PART.Apr 15, 2004 · N537AL · Bell 407 · Main Rotor GearboxSDR ALGA094181Gear · spalledGEAR HAS HEAVY SPALLING. REMOVED AND REPLACED W/SERVICEABLE PART.Apr 15, 2004 · N537AL · Bell 407 · Main Rotor GearboxSDR ALG2003F00091Indicator · malfunctionedIN CRUISE FLIGHT, EXCEDENCE ON MGT WITH CHECK INSTRUMENT LIGHT DURING CRUISE WITH INSTRUMENT INDICATOR IN THE GREEN (704 TO 714). THE MECHANIC CHECKED COMPUTER FOR EXCEDENCE, HAD NO EXCEDENCE OR FAULTS RECORDED, REPLACED INDICATOR MGT.Aug 23, 2003 · N537AL · Bell 407 · Engine Temperature Indicating SystemSDR ALG2002F00061Cap · corrodedDURING DISASSEMBLY FOR 2500 HOUR OVERHAUL. EXCESSIVE CORROSION ON LOWER FLANGE MATING SURFACE OF SWASHPLATE.Jul 2, 2002 · N537AL · Bell 407 · Main Rotor Mast/SwashplateSDR ALG2002F00032Gear · damagedUPON INSPECTION OF PARTS, FOUND ROUGH GEAR TEETH EDGES AT RADIUS, CAUSING DMAGE TO MATING GEAR TEETH. THIS IS DUE TO IMPROPER MACHING AT RADIUS.Mar 25, 2002 · N537AL · Bell 407 · Main Rotor GearboxSDR ALG2002F00031Pinion Gear · spalledUPON INSPECTION OF PART. SPALLING AND GALLING GEAR TEETH DUE TO ROUGH EDGES ON T/M GEAR TEETH. (PN 6893673 SN NN144757) TT 1878.2.Mar 24, 2002 · N537AL · Bell 407 · Main Rotor GearboxSDR ALG2002F00055Bellcrank · damagedDURING SERVICE CHECK, NAS BOLT BORE ELONGATED ON SINGLE EAR OF BELLCRANK. MODIFY WITH STEEL TOP-HAT BUSHING.Mar 16, 2002 · N537AL · Bell 407 · Tail Rotor Control SystemSDR 2001F00606Disc Pack · crackedDAILY INSPECTION, COUPLING IS CRACKED, PROBABLE CAUSE IS EXCESSIVE RIGIDITY IN THE BEARING MOUNT SYSTEM. ALLOW TAILROTOR DRIVESHAFT TO FLOAT SO DISC PACKS DO NOT FLEX AS MUCH OR AS OFTEN. (M)Aug 22, 2001 · N537AL · Bell 407 · Tail Rotor Drive ShaftSDR 20001025SH017Pinion Gear · failedDISASSEMBLED GEARBOX DUE TO METAL IN OIL. CLEANED AND INSPECTED, FOUND EXCESSIVE GALLING ON PINION GEAR AND T/M GEAR TEETH. PINION GEAR HAD EXCESSIVE GALLING ON GEAR TEETH DUE TO IMPROPER MESHING OF T/R AND PINION GEAR. SECONDARY DAMAGE: T/M GEAR P/N 68936Jul 27, 2000 · N537AL · Bell 407 · Main Rotor GearboxSDR 99ZZZX4600Disc Pack · crackedDURING 25-HOUR AD INSPECTION, NR 3 DISC PACK CRACKED AT FORWARD DISC. IT IS CRACKED IN ONLY ONE LOCATION.Sep 30, 1999 · N537AL · Bell 407 · Tail Rotor Drive ShaftSDR 99ZZZX414Bolt · stretchedUPON DISASSEMBLY OF ENGINE FOR METAL, CHECKED BOLT TIGHTNESS BY MOVING COVER AND BODY ASSY. ACTUAL TORQUE ON BOLTS WAS ONLY 15 INCHES/POUNDS. THREE EACH BLEED VALVE COVER BOLTS WERE NOT TORQUED TO SPECS FROM FACTORY OR BOLTS ARE STRETCHING AFTER ASSEMBLY ANDDec 23, 1998 · N537AL · Bell 407 · Compressor Bleed ValveSDR 99ZZZX416Line · cloggedUPON DISASSEMBLY OF GEARBOX, FOUND EXCESSIVE AMOUNTS OF SPLIT LINE SEALANT ON SPLIT LINE. NOTE: BEFORE DISASSEMBLY, FOUND ALOT OF SEALANT ALONG SPLIT LINE, OUTSIDE OF GEARBOX. UPON INSPECTION OF GEARBOX PARTS, FOUND SCAVENGE OIL TRANSFER TUBE NR 23004230 BLDec 22, 1998 · N537AL · Bell 407 · Turbine Engine Reduction GearSDR 99ZZZX408Bearing · galledUPON INSPECTION OF BEARING (AFT) PTO GEAR FOUND WITH EXCESSIVE GALLING ON ONE BALL BEARING. SUBMITTER STATED POSSIBLE CAUSE FOR BEARING GALLING UNKNOWN.Dec 22, 1998 · N537AL · Bell 407 · Turbine Engine Reduction GearSDR 99ZZZX415Gear · galledENGINE WAS REMOVED FOR METAL CHIPS ON UPPER AND LOWER CHIP PLUGS. UPON INSPECTION OF GEARBOX PARTS, FOUND PINION GEAR GALLING AND TORQUE METER GEAR SPALLING. NOTE: METAL CONTAMINATION CAUSED DAMAGE TO OTHER PARTS IN GEARBOX. SUBMITTER SUGGESTED IMPROPER MEDec 18, 1998 · N537AL · Bell 407 · Turbine Engine Reduction GearSDR 99ZZZX411Journal · making metalUPON DISASSEMBLY OF GEARBOX, TORQUE METER SUPPORT JOURNAL WAS FOUND TO HAVE MAGNESIUM SLIVERS IN JOURNAL BORE. UPON FINDING MAGNESIUM SLIVERS IN TORQUE METER JOURNAL BORE, MEASURED JOURNAL AND FOUND IT TO BE OVER MFG SPECS 2.485 INCHES (MFG MAX LIMIT 2.480 INDec 11, 1998 · N537AL · Bell 407 · Turbine Engine Reduction GearSDR 99ZZZX42Support · crackedDURING DAILY INSPECTION, FOUND SLAT SUPPORT P/N 206-023-119-110 (LT SIDE, 2ND FROM INBD) CRACKED. REMOVED AND REPLACED CRACKED SUPPORT.Nov 26, 1998 · N537AL · Bell 407 · Horizontal Stabilizer StructureSDR 98ZZZX3514Bolt · looseON PHASE INSPECTION FOUND 3 OF THE 4 VERTICAL FIN MOUNTING BOLTS LOST TORQUE.Aug 6, 1998 · N537AL · Bell 407 · Vertical StabilizerSDR 98ZZZX3513Bolt · looseON PHASE INSPECTION FOUND 3 OF THE 4 VERTICAL FIN MOUNTING BOLTS LOST TORQUE.Aug 6, 1998 · N537AL · Bell 407 · Vertical Stabilizer
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