N920AK
Service difficulty reports · 70
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 = 'N920AK' 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 = 'N920AK' 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 ASAA2026081067916Battery Pack · failedAFT LEFT EMERGENCY LIGHT FAILED FUNCTIONAL CHECK. GROUNDED - YES. REPLACED M1673 BATTERY POWER SUPPLY REF BOEING AMM TASK 33-51-06-960-802. OP TEST GOOD WITH AFT LEFT EMERGENCY LIGHTS ILLUMINATING AS REQUIRED. NO FURTHER DEFECTS.SDR ASAA2025091560909Lens · missingEMERGENCY EXIT SIGN MISSING ROW 16. GROUNDED - YES. REPLACED MISSING EMERGENCY EXIT ROW LENS COVER AT ROW 16ABC IN REF TO AMM 33-51-01.SDR ASAA2024101453165Cover · detachedDURING PRE CHECK FOUND ROW 17 L/H EMERGENCY EXIT SIGN COVER OFF. GROUNDED - YES. REINSTALLED ROW 17 L/H EMERGENCY EXIT SIGN COVER PER AMM 33-51-01-960-802. OPS TEST OK.SDR ASAA2024071151083Sign · inoperativeG1 GALLEY EMERGENCY EXIT SIGN IS INOP. GROUNDED - YES. REMOVED AND REPLACED G1 GALLEY EMERGENCY EXIT LIGHT CONTACT IAW B737-MAX BSWPM 20-30-12. REMOVED AND REINSTALLED G1 GALLEY EMERGENCY EXIT LIGHT & INSTALLATION TEST GOOD IAW B737-MAX AMM 33-51-01-960-802PO#SDR ASAA2024040448893Light · detachedFA REPORTS PL LIGHTING STRIP AROUND ROW 1 LEFT SIDE LIFTING. GROUNDED - YES. REPLACED DAMAGED SEGMENT OF FLOOR PL LIGHT. REF AMM 33-51-15 OPS CHECK GOOD.SDR ASAA2023111246139Unknown · unknownPRIOR TO DEPARTURE. LEFT FWD WINDOW OVERHEAT CAME ON. GROUNDED - YES. RAN QRH LIGHT WENT OUT.SDR ASAA2023100645513Unknown · unknownAT CRUISE FL 360 HAD A/P DISCONT & "VTK" DISPLAYED CA PFD. ROUTE DATA WAS REMOVED AT APPROX 20' SEC DATA RESTORED "VTK" REMOVED FROM PFD - NORMAL OPERATION RESTORED. GROUNDED - YES. VERIFIED LAST FLT FMC L/H HAD AN INTERMITTENT FAULT. (PRES POS LAT RATE) AT 21SDR ASAA2023092345278Unknown · unknown#1 ENGINE RIGHT IDG AIR OIL HEAT EXCHANGER BENT FINS. GROUNDED - YES. FOUND 3 BENT FINS ON #1 ENG RIGHT IDG AIR OIL HEAT EXCHANGER. BENT THE 3 FINS BACK TO WITHIN LIMITS IAW AMM 24-11-13-210-801 G(1)(C)5)B). NO OTHER DAMAGE NOTED.SDR ASAA2023092145266Wire Harness · damagedWHILE T/S L/P 60683921 FOUND HPSOV CONNECTOR DP202 CONTACTING R/H T/R BLANKET. GROUNDED - YES. CONNECTOR DP202 DAMAGE BEYOND LIMIT. INIT MIG-2C #40-0054749 & 40-0054750. REMOVED AND REPLACED W200 HARNESS REF AMM 36-11-02/401 REF MIG-2C S/N 40-0054749 & 40-005SDR ASAA2023092145264Pressure Valve · damagedWHILE T/S LP 60683921, FOUND HPSOV CONTACTING R/H T/R BLANKET. GROUNDED - YES. REMOVED THE #1 ENG HPSOV, REF AMM 36-11-07-000-801. J RAMIREZ 48859 09/21/2023. INSTALLED THE #1 ENG HPSOV, REF AMM 36-11-07-400-801 UP TO STEP H(1). OPS CHECK AND LEAK CHECK STILL SDR ASAA2023092145253Sensor · faultedAFTER ENGINE START AND BEGING OF TAXI #1 ENGINE CONTROL ILLUMINATED. AFTER FOLLOWING THE CHECKLIST THAT HAD NO ACTION ITEMS THE LIGHT HAD EXTINGUISHED AND DID NOT COME UP AGAIN ON RECALL PER MAINTENANCE CONTROL RETURNED TO THE GATE. GROUNDED - YES. STATUS DISPSDR ASAA2023091745163Unknown · unknownFMC DISAGREE ILLUMINATED ON A/C ARRIVAL. GROUNDED - YES. FMC DISAGREE QRH PERFORMED. FMC DISAGREE EXTINGUISHED.SDR ASAA2023090444953Filter · dirtyWHILE ACCOMPLISHING APU LOAD COMPRESOR DRAIN INSP FOUND DELTA P EXTENDE ON OIL FILTER. GROUNDED - YES. ACCOMPLISHED AMM 49-91-13-200-801 AND AMM 49-91-13-600-801 AND ALSO REMOVED AND REPPLACEDE LUBE FILTERS ELEMENT REF AMM 49-91-12 OPS CHECK GOOD.SDR ASAA2023082844813Unknown · unknownAFTER LANDING/DURING TAXI INJ - R2 WINDOW OVERHEAT ANNUNCIATOR ILLUMINATED. GROUNDED - YES. ON DEFERRAL. REF L/P 60570414SDR ASAA2023082844812Unknown · unknownDURING CLIMB OUT - PASSING FL310. R2 WINDOW OVERHEAT ANNUNCIATED ILLUMINATED. COMPLETED W/ QRH PROCEDURE LET WINDOW COOL FOR 5 MINS. OPERATION NORMAL AFTERWARDS. GROUNDED - YES. ON DEFERRAL.SDR ASAA2023082144725Unknown · unknownR2 WINDOW OVER HEAT ILLUMINATED IN DESCENT. GROUNDED - YES. ON DEFERRAL.SDR ASAA2023082044706Unknown · unknownRT SIDE WINDOW OVERHEAT LIGHT ILLUMINATED ON APPROACH.CONDITIONS WERE IMC , AND NOT IN ICING CONDITIONS,BUTWELL BELOW THE TEMP WHERE A WINDOW SHOULD OVER HEAT. GROUNDED - YES. UPON A/C ARRIVAL RT SIDE WINDOW OVERHEAT LIGHT NOT ILLUMINATEDPERFORMED WINDOW HEAT SDR ASAA2023082044705Unknown · unknownRIGHT SIDE WINDOW OVERHEAT LIGHT CAME ON AFTER LANDING. GROUNDED - YES. QRH FOLLOWED, LIGHT OUT.SDR ASAA2023081644625Unknown · unknownWHILE ACCOMPLISHING T/C 31-005-00 FOUNT SMT MESSAGE BLEED CTRL CARD L. GROUNDED - YES. ON DEFERRAL.SDR ASAA2023081644624Unknown · unknownWHILE ACCOMPLISHING T/C 31-005-00 FOUND SMT MESSAGE PACK CONTROL CHANNEL R. GROUNDED - YES. ON DEFERRAL.SDR ASAA2023081444610Unknown · unknownR SIDE WINDOW HEAT OVERHEAT CAUTION ILLUM QRH DID NOT RESOLVE CONDITION. GROUNDED - YES. ON DEFERRAL.SDR ASAA2023081444601Controller · faultyON APPROACH & LANDING & TAXI IN LEFT DUCT PRESSURE SWUNG BETWEEN 0 AND 65 PSI MULTIPLE TIMES UNTIL ENGINE SHUTDOWN. GROUNDED - YES. REMOVED AND REPLACED L IASC REF MM 21-61-22, ALL TESTS PASSED. ACTIVE IASC MESSAGE CLEARED. THIS CLEARS MEL 21-51-02B, C/N REMOVSDR ASAA2023081244550Unknown · unknownWHILE ACCOMPLISHING TASK 05-020-01 FOUND ENG 1 EEC C2 SCH MAINT MSG. GROUNDED - YES. ON DEFERRAL.SDR ASAA2023080644433Unknown · unknownDURING T/C 31-005-00 FOUND SCHEDULED MAINT TASK BLEED FAMV RVDT R. GROUNDED - YES. (RESOLVED ON W/O: 1964519 TASKCARD: N/R-00003 ) FOUND MX MSG: 36-12031 ENGINE-2 FAMV RVDT SIGNAL IS OUT OF RANGE. ACCOMPLISHED IFIM TASK 36-12-00-810-804 B. (1). ELECTRICAL LRU SDR ASAA2023080544482Unknown · unknownPWS & WXR FAILED DURING FLIGHT. GROUNDED - YES. PERFORMED WEATHER RADAR OPERATIONAL TEST AND WEATHER RADAR SYSTEM TEST ALL SYSTEMS CHECKED GOOD IAW B737-9 AMM 34-41-00-710-801, 34-41-00-730-801.SDR ASAA2023072744282Modulating Valve · faultyON PDC FOUND MAINT. LIGHT ILLUMINATED AND BLEED FAMV R FAULT MSG ON STATUS PAGE. GROUNDED - YES. REMOVED AND REPLACED FAN AIR MODULATION VALVE REF AMM 36-12-03/401. ELECTRICAL LRU - REPLACEMENT TEST PASS, PNEUMATIC ENGINE ON -SYSTEM TEST PASS. CLEARED MAIN LIGSDR ASAA2023072644251Unknown · unknownSPEED TRIM FAIL LIGHT ILLUMINATED, SINGLE CHANNEL. GROUNDED - YES. DFCS TEST FOUND FAULT MSG 22-11186 ON LAST FLT LEG AMM 22-11-00, PERFORMED IFIM 22-11-00-810-C61 ALL TEST PASSED, NO MX HISTORY 60 DAYS.SDR ASAA2023072344167Unknown · unknownWHILE PERFORMING , T/C 31-005-00 W/O 1962050. FOUND "ENG 1 EEC C2" MSG ON SCHEDULE MAINTENANCE TASK DISPLAY SYSTEM. GROUNDED - YES. ON DEFERRAL.SDR ASAA2023072344158Unknown · unknownWHILE PERFORMING T/C 31-005-00 FOUND LONG TIME FAULT "ENG 2 EEC C2" ON SCHEDULED MAINTENANCE TASK DISPLAY SYSTEM. GROUNDED - YES. ON DEFERRAL.SDR ASAA2023070843919Unknown · unknownFA REPORTS LITTLE TO NO AIRFLOW FROM PASSENGER VENTS IN ROW 6-15. ROWS 16 AND BACK AIR FLOW IS NORMAL. AT CRUISE LEFT AND RIGHT DUCT PRESSURE WAS 37 PSI. FWD CAB SELECTOR WAS TURNED ALL THE WAY DOWN COLD AND PASSENGERS IN ROW 12 HAD TO MOVE SEATS DUE TO BEING SDR ASAA2023061543623Converter · faultyAFTER LANDING, APU WOULD NOT START AFTER 2 ATTEMPTS. GROUNDED - YES. DURING INITIAL EVALUATION FOUND ACTIVE FAULT 49-41254, REF B737-9 IFIM TASK 49-40-00-810-818. INSPECTED APU STARTER GENERATOR ELECTRICAL CONNECTOR AND THE HARNESS, NO DEFECT FOUND, REF B737-9SDR ASAA2023061043534Exciter · inoperativeAPU FAILED TO START. FAULT LIGHT AND LOW OIL PRESSURE LIGHT ARE ON. GROUNDED - YES. HAD MAINTENANCE MESSAGE " NO FLAME SHUTDOWN". PERFORMED B737-9 IFIM 49-40-00-810-804. VISUALLY INSPECTED APU AND FOUND RED BUTTON ON LUBE FILTER CASE EXTENDED. REMOVED AND REPLSDR ASAA2023040642752Valve · faultyOVERHEAD MANIT LIGHT ILLUMINATED UPON LANDING. GROUNDED - YES. STATUS SHOWS BLEED FAMV L. REMOVED AND REPLACED #1 ENG FAMV PER B737-9 AMM 36-12-03-400-801.SDR ASAA2023040142672Unknown · unknownFMC DISAGREE DURING PRE-FLIGHT. GROUNDED - YES. PERFORMED FMC DISAGREE QRH PROCEDURE: PROCEDURE SUCCESSFUL. REF B737-9 IFIM 34-61-00-810-918.SDR ASAA2023031242324Unknown · unknownFMC FAILED TO INITIATE. GROUNDED - YES. PERFORMED FMC RESET REF B737-9 AMM 34-61-00. OPS CHECK NORMAL.SDR ASAA2023030542189Unknown · unknownPILOT REPORTS MAINT LIGHT ON. GROUNDED - YES. INTERROGATED OMF, FOUND MAINT MESSAGE 21-65151 FOR CONT CAB TRIM VALVE SIGNAL OUT OF RANGE OR NOT IN COMMANDED POSITION. PERFORMED OPS TEST PER B737-9 IFIM 21-61-00-810-840. MAINT MESSAGE CLEARED.SDR ASAA2023022442091Unknown · unknown#1 ENGINE HUNG START N2 16.3 - 16.4 3 ATTEMPTS @ 3 MIN OF MOTORING. GROUNDED - YES. COMPLIED WITH B737-9 IFIM G71-00-00-810-868. FOUND LATCHED FAULT "ONBOARD MAINTENANCE FUNCTION HAS NO INPUT FROM ENGINE 1 EEC. C/W IFIM TEST G71-00-00-810-836 RESET A FAULT.SDR ASAA2023020241773Not Reported · not reportedWING ANTI-ICE L-VALVE LIGHT ILLUMINATED W/ ASSOCIATED MC DURING WING ANTI - ICE ON OPS. GROUNDED - YES. PERFORM L WING THERMAL ANTI-ICE CHECK REF. B737-9 AMM 30-11-11-200-801. NO FAULTS NOTED. NO HISTORY 30 DAYS.SDR ASAA2022122841367Sensor · scratchedMAINT LIGHT ILLUMINATES ON ROLLOUT. GROUNDED - YES. PERFORMED B737-9 IFIM TASK G79-21-00-810-801. FOUND DEEP SCRATCH IN ODMS SENSOR. REMOVED & REPLACED ODMS SENSOR REF. B737-9 AMM 79-21-12. FOUND ODMS CHIP COUNT FOR #1 ENG. TO BE 29 FOR BOTH CH. A & B. NO CHIPSDR ASAA2022122741244Warning Flag · false indicationIN FLIGHT HAD 20 SECOND VTAK & MAP FLAGS #1 SIDE, RESOLVED ON ITS OWN WITHOUT MOVING FMC SWITCH. GROUNDED - YES. PERFORMED RESET OF BOTH FMC COMPUTERS OPS CHECK GOOD IN ACCORDANCE WITH B737-9 AMM 34-61-00-710-801.SDR ASAA2022120641084Coupler · damagedHF RADIO #2 WILL NOT TRANSMIT. GROUNDED - YES. REMOVED AND REPLACED NR 2 HF ANTENNA COUPLER IAW AMM 23-11-61-401.SDR ASAA2022111240743Warning Light · false indicationL2 WINDOW OVERHEAT LIGHT ILLUMINATED ON TAXI OUT. GROUNDED - YES. QRH COMPLETE, LIGHT REMAINS EXTINGUISHED.SDR ASAA2022110740664Hf Comm · inoperativeHF2 WILL NOT TRANSMIT ON 5547, RECEIVE OK. GROUNDED - YES. C/W TASK B737-9 AMM 23-11-00-730-801, HF COMMUNICATION SYSTEM - SYSTEM TEST, COMM BETWEEN ANOTHER A/C ALL TESTS COMMS NORMAL WITH SAID FREQ. 5547. TRANSMIT AND RECEIVED NORMAL. NO FAULTS FOUND.SDR ASAA2022110140558Warning Light · false activationON MASTER CAUTION RECALL SPEED TRIM FAIL LIGHT ON OVHD PANEL. EXTINGUISHED WITH RESET. GROUNDED - YES. FOUND CHANNEL A FCC FAULT CODE 22-11186. ACCOMPLISHED B737-9 IFIM TASK 22-11-00-810-C61. GROUP 20 BITE TEST PASSED.SDR ASAA2022091639978Fmc · faultedFMC DISAGREE AFTER POWER DROPPED OFF IN ONT. GROUNDED - YES. PERFORMED ASA QRH PROCEDURE. OPS CHECK GOOD.SDR ASAA2022090639826Platform · brokenDURING WALKAROUND FOUND #1 ENGINE OGV PLATFORM AT 7:00 O CLOCK POSITION BROKEN. GROUNDED - YES. REMOVED AND REPLACED # 1 ENGINE OGV PLATFORM REF B737-9 AMM 72-21-09 AT 7:00 O CLOCK POSITION.SDR ASAA2022090339782Unknown · unknownLEFT FWD WINDOW HEAT OVERHEAT LIGHT ILLUMINATED. GROUNDED - YES. EXTINGUISHED IMMEDIATELY UPON TURNING IT OFF AND DID NOT COME BACK ON FOR REMAINDER OF FLIGHT.SDR ASAA2022073139324Unknown · unknownWHILE ACCOMPLISHING T/C 31-005-00 FOUND "BLEED FAMV RVDT R" LATCHED. GROUNDED - YES. PERFORMED FILTER REPLACEMENT ON FAMV #2 ENGINE PER B737-9 AMM TASK 36-12-03-960-801 UP TO STEP 2.I. (5). ACCOMPLISHED RH ENGINE FAMV LRU REPLACEMENT TEST- ENGINE OFF REF AMM 3SDR ASAA2022062638852Rvdt · intermittentWHILE ACCOMPLISHING T/C 31-005-00 FOUND FAULT "BLEED FAMV RVDT R" LATCHED. GROUNDED - YES. PERFORMED B737-9 IFIM 31-00-00-810-803, FOUND MX MSG 36-12031 "ENGINE 2 FAMV RVDT SIGNAL IS OUT OF RANGE". PERFORMED IFIM 36-12-00-810-804, NO FAULT NOTED AFTER GROUND TSDR ASAA2022060538584Ecu · failedAPU FAILS TO START - TWO ATEMPTS FAILED. GROUNDED - YES. INTERROGATED APU VIA OMF FOUND FAULT CODE MX MESSAGE 49-61144. ECU INTERNAL FAILURE. REMOVED AND REPLACED APU ECU REF B737-9 AMM 49-61-12.
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