N531AS
Service difficulty reports · 380
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 = 'N531AS' AND registry_match = 'registration' 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 n_number = 'N531AS' AND registry_match = 'registration' 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 ASAA2019060539583Indicator · failedWING CENTER FUEL TANK GAUGE INOP. GROUNDED - YES. ACCOMPLISHED REMOVAL AND INSTALLATION OF WING CENTER FUEL TANK INDICATOR PER B737-800 AMM 28-41-61/401, OPERATIONAL CHECK GOOD. NO SPECIAL PROCEDURES TO REVERSE. PLACARD REMOVED. GROUND VERIFICATION SUCCESSFUL.SDR ASAA2019052529514Sensor · out of toleranceWHILE ACCOMPLISHING T/C 78273000 FOUND LONG TIME FAULT CODE. MSG NBR: 75-20832. THE T3 SIGNAL IS OUT OF RANGE. ENG #2. GROUNDED - YES. REMOVED AND REPLACED #2 ENG T3 SENSOR REF AMM 73-21-07 OPS NORMAL. THIS CLEARS PLT DEFERAL.SDR ASAA2019052429511Cover · brokenFA ADV. LIGHT COVER BROKE OFF. GROUNDED - YES. REMOVED AND REPLACED FWD FA ADV. SIGN LIGHT ASSY IAW AMM 33-51-01-960-802. ALTERNATE DEACTIVATION APPLIED AND REVERSED IAW MPM 5-07-01, TABLE 3 ITEM 1. OPS CKS GOOD.SDR ASAA2019050229415Skin · crackedRT HORIZ LOWER SKIN HAS A CRACK STA 101.9 28 INCHES FROM L/E. GROUNDED - YES. REPAIRED 2EA. CRACKS AT STA 101.9 IAW SRM 55 10 01 2R 11 REPAIR IS A CAT B REPAIR WITH A THRESHOLD OF 56,000 CYCLES AND INSPECTION INTERVALS EVERY 9,000 CYCLES.SDR ASAA2019050229414Skin · crackedRT HORIZ LOWER SKIN HAS A CRACK AT STA 715, 27 IN. AFT OF FRONT SPAR. GROUNDED - YES. REPAIRED CRACK AT STA 175 IAW SRM 55 10 01 2R 11 REPAIR IS A CATEGORY B REPAIR WITH A THRESHOLD OF 56,000 CYCLES AND INSPECTION INTERVALS EVERY 9,000 CYCLES.SDR ASAA2019032228736Control Valve · stuckDURING PRE-TAXI CHECK WITH LEFT PACK RUNNING AND RIGHT PACK OFF RIGHT PACK LIGHT ILLUMINATED. ALL BLEED SWITCHED ON, ISO VALVE AUTO, TEMP SELECTORS WARM. GROUNDED - YES. REMOVED, INSPECTED & REINSTALLED RIGHT PACK TRIM AIR CHECK VALVE. NO DEFECTS NOTED. ISOLATSDR ASAA2019032228734Warning System · false activationRIGHT PACK LIGHT ILLUMINATED UPON RECALL. GROUNDED - YES. ACCOMPLISHED PACK TEMP CONTROL - BITE PROCEDURE FOUND RAM AIR SENSOR FAULT PER FIM 21-62 TASK 801. CLEARED FAULT, OPS CK NORMAL NO FAULTS FOUND.SDR ASAA2019031628637Warning System · false activationWHILE AT CRUISE AT 38,000, OUTSIDE AIR TEMP -49, LEFT SIDE (L2) WINDOW OVERHEAT, COMPLIED WITH QRH, LIGHT STAYED EXTINGUISHED. GROUNDED - YES. RESISTANCE CKS WINDOW TEMP SENSOR & HEAT FILM NORMAL REF AMM 30-41-21. WINDOW HEAT OPERATIONAL TEST NORMAL REF AMM 30SDR ASAA2019031028577Satcom · lockedSAT COMM LOCK-UP ON PWR TRANSFER FROM GROUND TO APU OR APU TO ENG GENERATORS. NOTICED BEFORE GATE WAY FIX. GROUNDED - YES. FOLLOWED QRH, OPS CHECK GOOD.SDR ASAA2019031028561Spacer · debondedPER TC 78472010 FAN BLADE LUBRICATION NR 1 ENGINE SPACER NR 21 AND NR 24 ARE DISBONDED. GROUNDED - YES. REMOVED & REPLACED NR 21 & NR 24 SPACERS ON NR 1 ENGINE REF TC 78472010.SDR ASAA2019030428484Unknown · malfunctionedWX RADAR AUTO MODE ON CA ND SHOWS ERRONEOUS RETURNS/CLUTTER. AUTO MODE ON FO ND SHOWS CORRECT, DISPLAYS MAN MODE ON BOTH CA & FO ND SHOWS CORRECT DISPLAY. GROUNDED - YES. RAN SYSTEM TEST REF AMM 34-43-00. SYSTEM OPS CHECKS GOOD NO DEFECTS NOTED AT THIS TIME. TSDR ASAA2019020628106Satcom · malfunctionedUNABLE TO USE SATCOM 1 AND 2 FOR PHONE PATCH TO MEDLINK. A/C SATCOM RADIO TRANSMISSION RECEIVED BUT UNABLE TO HEAR AUDIO ON AIRPLANE HEADSET. SATCOM DATALINK APPEARS TO WORK OKAY. GROUNDED - YES. ON DEFERRAL.SDR ASAA2019010427688Fmc · malfunctionedAPPROX 35 MIN AFTER T.O. AND LEVEL AT FL 360 RECEIVED A "DESCENT FORECAST WINDS" MESSAGE ON FO'S FMC. FOLLOWED BY CWS ON BOTH CAPT AND FO'S PFD FOLLOWED BY "MAP" ON FO'S PDF. "VTK" MESSAGE WAS NEVER DISPLAYED. COMPLETED QRH FOR FMC FAIL AND BOTH FMC'S RETURNEDSDR ASAA2018122477530Fuel Nozzle · failedPER SEAMC APU CT5ATP IS BETWEEN 605-632C. GROUNDED - YES. REMOVED AND REPLACED APU FUEL NOZZLES, REF AMM 49-31-14, OPS CHECK GOOD, APU EGT WITHIN OPERATING LIMITS.SDR ASAA2018112107024O-Ring · leakingEVIDENCE OF OIL LEAK FOUND UNDER #2 ENG. GROUNDED - YES. FOUND LEAK AT #2 IDG VALVE CAP. REMOVED AND REPLACED O-RING. RAN ENGINE AT IDLE 5 MINS NO LEAKS NOTED.SDR ASAA2018111927028Bleed Valve · inoperativeDURING START #1 ENG GOT TO 12% N2 AND STAGNATED. WE STOPPED THE START. TRIED AGAIN AND GOT NO ROTATION. GROUNDED - YES. VERIFIED BLEED AIR INOP. REMOVED AND REPLACED THE INLET PRESSURE SENSOR (P2) REF B737-800 AMM 49-52-31 AND INSPECTED PER TSR. REMOVED AND RESDR ASAA2018110526709Controller · malfunctionedCABIN PRESSURIZATION CONTROLLER CONTINUOUSLY BLINKS WHEN LIGHTS SWITCH IS IN DIM MODE. DIGITAL READOUT DOES NOT DIM EITHER. GROUNDED - YES. KNOWN ANOMALLY. PULLED & RESET 5 EA PRESS C/B'S. OPS CHECK PRESS SYS & IT'S PNL LIGHTING GOOD. REF B737--800 FIM 21-31 TSDR ASAA2018102926597Actuator · failedLEFT PACK LIGHT ILLUMINATED DURING TAXI IN. RESET WITH MASTER CAUTION. GROUNDED - YES. FOUND LT RAM DOOR ACTUATOR FAILED. REMOVED AND REPLACED LT RAM DOOR ACTUATOR IAW AMM 21-51-21. OPS CHECK AND GROUND VERIFICATION GOOD IAW AMM 21-61-00-700-806-002.SDR ASAA2018101726506Actuator · intermittentLEFT PACK LIGHT ILLUMINATED. EXTINGUISHES AFTER MASTER CAUTION RESET. GROUNDED - YES. PERFORMED PZTC BITE FOUND FAULT RAM AIR ACT NR 1 PACK. REF FIM 21-62 TASK 837 FAULT CLEARED ON VERIFY RAM AIR ACTUATOR TEST PASSES REF AMM 21-51-21-740-001.SDR ASAA2018101726514Filter Element · leakingON WALK AROUND FOUND OIL DRIPPING FROM APU DRAIN TUBE. GROUNDED - YES. CLEANED OIL FROM APU AND RAN, FOUND OIL LEAKING FROM LUBE FILTER ELEMENT BOWL. REMOVED BOWL AND FOUND BOWL O-RING BAD. INSTALLED NEW OIL FILTER AND PACKING. RAN APU FOR 30 MINUTES NO DEFECTSDR ASAA2018101626509Control Module · failedPRESSURIZATION MODE CONTROL LAND ALT DIGITS FAILING. GROUNDED - YES. REMOVED AND REPLACED CABIN PRESSURE CONTROL MODULE, CABIN PRESSURE CONTROL SYSTEM OPS CK GOOD REF AMM TASK 21-31-00.SDR ASAA2018101526482Filter Element · leakingSTARTED APU AND BLUE MAINT LIGHT ILLUMINATED. GROUNDED - YES. FOUND OIL LEAKAGE AT LUBE FILTER HOUSING REF AMM 49-16-11. REMOVED AND REPLACED LUBE FILTER ELEMENT WITH NEW PACKING, OIL LEAK CHECK GOOD REF AMM 49-91-12. PERFORMED APU BITE PROCEDURE NO MAINT MSG SDR ASAA2018101526471Oil Filter · cloggedDURING TASKCARD N8349002, APU GVI, FOUND DELTA PRESSURE SENSOR ON OIL FILTER EXTENDED. GROUNDED - YES. REMOVE AND REPLACED APU OIL FILTER PER AMM 49-91-13-600-801. OPS CHK GOOD.SDR ASAA2018101226478Satcom · malfunctionedUNABLE TO TRANSMIT ON EITHER SATCOM. TRIED FROM BOTH RADIO SELECTOR PANELS. CONNECTED AND RCVD FINE. GROUNDED - YES. ON DEFERRAL. UNABLE TO DUPLICATE DEFECT. PERFORMED SATCOM ADJUSTMENT/TEST PER AMM 23-15-00-730-801 - ALL TESTS PASS FOR SAT-1 AND SAT-2. CLEARSSDR ASAA2018100926440Warning System · false activationON DESCENT THROUGH 20000FT LEFT PACK LIGHT ILLUMINATED, FOLLOWED QRH- LIGHT EXTINGUISHED WITH MASTER CAUTION RESET. GROUNDED - YES. PERFORMED BITE CHECK OF PACK/ZONE TEMP CTRL. NR 1 PZTC LOGGED "RAM AIR ACT" LAST FLIGHT, REF AMM 21-51-00, FAULT RESET.SDR ASAA2018101026427Control Module · defectiveFLT ALT WINDOW IS INTERMITTENT. NOT ABLE TO CHANGE DISPLAYED WITH FLIGHT ALT KNOB. GROUNDED - YES. REMOVED AND REPLACED CABIN PRESSURE CONTROL MODULE PER AMM 21-31-02. OPS CHECKED NORMAL.SDR ASAA2018100326356Coffeemaker · inoperativeUPPER FWD COFFEE MAKER MADE POPPING NOISES AND EMITTED A BURNING SMELL IDENTIFIED AS SOMETHING OTHER THAN COFFEE TURNING THE COFFEE MAKER OFF RESOLVED THE ISSUE. GROUNDED - YES. SMELL ORIGINATED FROM A SINGLE COFFEE MAKER 1-1 NO SMOKE REPORTED REMOVED COFFEE MSDR ASAA2018100226337Controller · malfunctionedDURING RECALL CONT CAB ZONE TEMP ANNUNCIATOR ILLUMINATES -EXTINGUISHES AFTER MASTER CAUTION RESET. GROUNDED - YES. NO HISTORY 30 DAYS. PERFORMED BITE TEST OF ZONE/TEMP CONTROLLER REF AMM 21-61-00. INITIAL TEST SHOWS FLT DECK TRIM VALVE. RESET CONTROLLER, RERANSDR ASAA2018092826326Filter Element · defectiveUPON INSPECTION OF NR 2 ENGINE FUEL FILTER DIFFERENTIAL PRESSURE SWITCH, FOUND OIL SUPPLY FILTER DPI EXTENDED. GROUNDED - YES. PER FIM TASK 79-00-00-200-805-F00 EXAMINED NR 2 ENGINE CHIP DETECTORS AND OIL SUPPLY FILTER. NO CONTAMINATION FOUND. INSTALLED NEW OISDR ASAA2018092826325Pressure Switch · failedAFTER START NR 2 ENGINE FUEL FILTER BYPASS LIGHT ILLUMINATED. GROUNDED - YES. PERFORMED FIM 73-05 TASK 801. NR 2 ENG BITE TEST SHOWS FAULT CODE 73-31072. THE FUEL FILTER SIGNALS DISAGREE. REMOVED AND REPLACED NR 2 ENG FUEL FILTER DIFFERENTIAL PRESSURE SWITCH RSDR ASAA2018091926150Pump · leakingBEFORE PERFORMING LEAK CHECK FOR TC 78472040 FOUND PUDDLE OF FUEL UNDER NR 2 ENGINE. GROUNDED - YES. REMOVED AND REPLACED NR 2 ENGINE MAIN FUEL PUMP PER AMM 73-11-01-000-801-F00 AND AMM 73-11-01-400-801-F00. OPS AND LEAK CHECKED GOOD. NO FAULT NOTED.SDR ASAA2018081645800Warning Light · false activationLEFT SIDE WINDOW OVERHEAT LIGHT ILLUMINATED. ACFT GROUNDED. RAN QRH, OVERHEAT LIGHT EXTINGUISHED AND STAYED EXTINGUISHED.SDR ASAA2018070925334Probe · out of toleranceWHILE ACCOMPLISHING T/C NG-28FCD-18088-1, FOUND PROBES F1L AND F9L OUT OF CAPACITANCE LIMITS ON THE LT WING. GROUNDED - YES. REMOVED AND REPLACED F1L AND F9L PROBES REF AMM 28-41-21/401. LEAK CHECK GOOD.SDR ASAA2018070925333Probe · out of toleranceWHILE ACCOMPLISHING T/C NG-28FCD-18090-1 FOUND PROBE F3R OUT OF CAPACITANCE LIMITS ON THE RT WING. INIT MIG-2C S/N 40-0018741. GROUNDED - YES. REMOVED AND REPLACED F3R PROBE REF AMM 28-41-21/401. LEAK CHECK GOOD.SDR ASAA2018062725224Fastener · missingNR 2 ENGINE INBD STRUT FAIRING HAS MISSING HARDWARE ON LOWER SIDE 9OCLOCK POSS. GROUNDED - YES. INSTALLED MISSING SCREW FOR STRUT FAIRING AT 9 O'CLOCK POSITION, REF AMM 72-23-02.SDR ASAA2018062505169Lamp · inoperativeEMERGENCY LIGHT EXIT SIGN, L1 DOOR HAD SEVERAL LAMPS INOPERATIVE. ACFT GROUNDED. REPLACED THE LAMPS AND TESTED IAW AMM 33-51-01-960-801. OPS NORMAL.SDR ASAA2018062505168Lamp · inoperativeEXTERIOR EMERGENCY LIGHT, SLIDE LIGHT AT THE L2 DOOR WERE INOPERATIVE. ACFT GROUNDED. REPLACED THE LAMPS AND TESTED IAW AMM 33-51-04-960-801. OPS NORMAL..SDR ASAA201806255170Battery Pack · inoperativeOVERWING EXIT DOORS LT & RT EMERGENCY EXIT LIGHTS WILL NOT STAY ON FOR 15 MINUTES. ACFT GROUNDED. R & R THE BATTERY PACK. OPS CHECKED GOOD.SDR ASAA2018060224898Blade · damagedWHILE ACCOMPLISHING T/C 78472002 ON THE NR 2 ENGINE STEP 34. FOUND FAN BLADE 14 MISSING CU-NI-IN COATING OUT OF LIMITS. ACFT GROUNDED. REMOVED AND REPLACED THE NR 14 AND 2 FAN BLADES IAW TC 78472002.SDR ASAA2018042024325Warning Message · false activationNR 1 HF DISPLAYED FAILED. ACFT GROUNDED. PERFORMED A BITE ON THE NR 1 HF, NO FAULTS FOUND IAW FIM 23-11 TASK 801. PERFORMED AN OPS CHECK OF THE NR 1 HF, OPS NORMAL IAW AMM 23-11-00. GROUND VERIFICATION SUCCESSFUL.SDR ASAA2018041724282Satcom · malfunctionedTRIED TO TRANSMIT ON BOTH SATCOM RADIOS WITHOUT SUCCESS. KEPT GETTING RECORDED MESSAGE STATING IT WASN'T A TOLL FREE CALL. COULD NOT COMPLETE CALL TO DISPATCH. DISPATCH TRIED TO CALL US AND COULD NOT CONNECT. ACFT GROUNDED. PERFORMED SATCOM COMMUNICATION SYSSDR ASAA2018041024212Warning System · false activationLT SLIDER WINDOW HEAT O/H LIGHT ILLUMINATED. GROUNDED - YES. RELEASED PER MEL 30-11E. LT 2 WINDOW HEAT INOP. REMOVED EN-ROUTE PLACARD LT WINDOW PIGGY TAIL AND RAN WINDOW HEAT ON GROUND FOR SEVERAL HOURS-NO FAULTS NOTED. NO HISTORY LAST 30 DAYS. OK FOR CONTINUESDR ASAA2018040324125Pin · migratedNR 1 ENGINE 9 O'CLOCK POSITION THIRD STAGE VSV SLAB HEAD PIN ROTATED 90 DEGREES WITH MIGRATION AND MATERIAL WEDGED BEHIND THE PIN BEYOND LIMITS IAW TC SBCFM56-7B-72-0986-1, STEP 7B. ACFT GROUNDED. REMOVED AND REPLACED THE NR 1 ENGINE IAW TC 78471000 AND 7847SDR ASAA2018031023807Idg · leakingNR 2 IDG FREQUENT SERVICING. ACFT GROUNDED. REMOVED AND REPLACED THE NR 2 ENGINE IDG IAW AMM 24-11-11-000-801, AND AMM 24-11-11-400-801. ACCOMPLISHED TESTS FROM POWERPLANT TEST TABLE. TEST 3A. LEAK CHECKED GOOD. INSTALLATION TEST OPS CHECKED GOOD.SDR ASAA2018030823810Warning System · false activationLEFT SIDE WINDOW OVERHEAT ILLUMINATED GROUNDED - YES. PERFORMED QRH PROCEDURE AND SYS RESTORED TO NORMAL.SDR ASAA2018022723705Valve · faultedZONE TEMP LIGHT FOR CONTROL CABINE ILLUMINATES WHEN MASTER CAUTON RECALL IS PRESSED. ZONE TEMP FOR CONTROL CABIN EXTINGUISHES WHEN MASTER CAUTION RESET IS PRESSED. FAULT CODE 216 22400. ACFT GROUNDED. FLT DECK TRIM VALVE FAULT NR 2 ZONE TEMP CONTROLLER. RESETSDR ASAA2018012523303Warning Message · false activationNR 2 HF RADIO INDICATES FAILED IN BOTH WINDOWS. ACFT GROUNDED. CYCLED POWER TO THE NR 2 HF COMMS & BITE CHECKED IAW AMM 23-11 TASK 806. NO FAULTS FOUND, FAULT MESSAGE CLEARED. GROUND VERIFICATION SUCCESSFUL. NO HISTORY PAS 30 DAYS.SDR ASAA2018012323263Unknown · unknownAT FL380, CABIN DIFF PSI 8.5 PSI CABIN ALT 7000 FT, 8.5 PSI IS IN YELLOW BAND, AND 7000 FEET CABIN ALTITUDE IS 1000 FEET LOWER THAN CHART. ACFT GROUNDED. BITE OF BOTH CABIN PRESSURE CONTROLLERS, NO CURRENT OR PRIOR FAULTS. VERBAL FROM CREW, NO OTHER ABNSDR ASAA2018011823207Warning Light · false activationLEFT SIDE WINDOW HEAT LIGHT ILLUMINATED IN FLIGHT AT FL380. RAN QRH AND LIGHT WENT OUT. ACFT GROUNDED. PERFORMED FIM 30-41, TASK 801. BITE TESTED OK. NO HISTORY.SDR ASAA2017122222995Fmc · malfunctionedNUMBER 1 FMC FAILED AND WOULD NOT RESTORE. FMC SWITCH BOTH ON 2. ACFT GROUNDED. PERFORMED FIM 34-61-00-810-801. WHILE TROUBLESHOOTING, FOUND BOTH FMC HAD STORED LAST KNOWN GPS POSITION. PERFORMED MANUAL INPUT OF CURRENT POSITION. NO OTHER FAULTS NOTED AT T
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