N926AK

Service difficulty reports · 44

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 = 'N926AK' 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.

SDR ASAA2023110246027Unknown · unknown#1 FMC FROZEN ON ACARS PAGE. NO FUNCTION BUTTONS WORK. GROUNDED - YES. OMF SHOWS NO ASSOCIATED PRESENT LEG OR EXISTING FAULTS. FAULT HISTORY SHOWS FC 34-69001 / MORE THAN ONE SYS HAS NO IMPUT FROM FMC-1. OPENED FMCS COMPUTER & MCDU CB, CLOSED CB'S. NO ACTIVE FNov 2, 2023 · N926AK · Boeing 7379 · Flight Management Computing Hardware SystemSDR ASAA2023101145570Processor · faultyAMBER PWS FAIL AND WXR FAIL ON BOTH NDS DURING TAKEOFF. GROUNDED - YES. (RESOLVED ON W/O: 1973307 TASKCARD: N/R-00001 ) FOUND FAULT CODE: "34-43100 WXR PROCESSOR HAS AN INTERNAL FAULT" ON LAST THREE FLIGHT LEGS. REMOVED & REPLACED WXR PROCESSOR PER AMM TASK 34Oct 11, 2023 · N926AK · Boeing 7379 · Weather Radar SystemSDR ASAA2023092845363Unknown · unknownOVERHEAD AMBER MAINT LIGHT ILLUMINATED AFTER TOUCHDOWN. GROUNDED - YES. FOLLOWED B737-9 IFIM TASK G71-00-00-810-938 AND IFIM TASK G71-00-00-810-836, INITIAL EVALUATION, ALL TEST GOOD. NO FURTHER DEFECTS.Sep 28, 2023 · N926AK · Boeing 7379 · Fuel Controlling SystemSDR ASAA2023091145062Valve · unknown#1 ENG HPSOV MANUAL LOCK BOLT HELICOIL INSERT UNTHREADED FROM VALVE. MIG 2C 40-0051333 INIT. GROUNDED - YES. INSTALLED NEW HELICOIL INSERT IN HPSOV VALVE. REF HONEYWELL CMM 36-11-82 2G PAGE 6004. 74772. REINSTALLED #1 ENG HPSOV REF AMM 36-11-07. OPS CHECK, LEASep 11, 2023 · N926AK · Boeing 7379 · Pneumatic Distribution SystemSDR ASAA2023090344949Filter · dirty#1 ENGINE IS ALERTING FOR OIL FILTER DELTA PRESSURE INCREASE AND APPROACHING OIL FILTER BYPASS INDICATION. (#PRI1/ETOPS) CNR 20230902059DO NOT EXTEND. GROUNDED - YES. (RESOLVED ON W/O: 1967631 TASKCARD: N/R-00004 ) CHECKED OMF MX MESSAGES AND EEC, NO FAULTS FOSep 3, 2023 · N926AK · Boeing 7379 · Turbine Engine Oil SystemSDR ASAA2023082844831Unknown · unknownMAINT LIGHT ON AFTER LANDING. GROUNDED - YES. C/W FAULT INTEROGATION FOR MX MSG PER AMM 31-65-00. FOUND ENGINE 2 OIL DEBRI STRATUS MSG REF IFIM G79-20-00-810-806. LATCHED MSG ERASED. MAINT LIGHT EXTINGUISHED SEAMC MARK NOTIFIED.Aug 28, 2023 · N926AK · Boeing 7379 · Engine Oil Distribution (Airframe Furnished)SDR ASAA2023082844821Unknown · unknownMAINT LIGHT ON OVERHEAD PANEL ILLUMINATED DURING LANDING ROLL. GROUNDED - YES. MAINT. LIGHT DETERMINED TO BE #2 ENGINE OIL DEBRIS. PERFORMED ODMS INSPECTION REF AMM 79-00-00-710-804-G00. NO CHIPS FOUND ON SENSOR. RESET CHIP COUNT AND PERFORMED IDLE ENGINE LEAKAug 28, 2023 · N926AK · Boeing 7379 · Engine Oil System (Airframe Furnished)SDR ASAA2023082544801Unknown · unknownON LANDING ROLLOUT MAINT LIGHT ILLUMINATED. GROUNDED - YES. REF W/O #1967096 OM L/P 60665066 FOR TSR714887 #2 ENGINE ODMS. DEBRIS FOUND ON ODMS SENOR ONLY. PHOTOS AND DEBRIS SENT TO POWERPLANT ENGINEERING AND TECH SERVICES. NO OTHER DEFECTS NOTED. MAINT LIGHT Aug 25, 2023 · N926AK · Boeing 7379 · Engine Oil Distribution (Airframe Furnished)SDR ASAA2023080444439Unknown · unknownFMC DISAGREE ON BOTH NAV DISPLAY. GROUNDED - YES. RECYCLED C/B'S FOR FMC'S PER IFIM 34-61-00-810-924; RESETED TO NORMAL. PERFORMED FMC OPERATIONAL TEST NORMAL. REF AMM 34-61-00-710-801.Aug 4, 2023 · N926AK · Boeing 7379 · Flight Management Computing Hardware SystemSDR ASAA2023071644047Unknown · unknown#1 SPAR VALVE CLOSED LIGHT ON BRIGHT BLUE. GROUNDED - YES. REF B737-9 WDM 28-21-11 & B737-9 AMM 20-60-01 INSPECTED C/B P6-3 B-4 THAT WAS FOUND "OUT" & RESET C/B. ACCOMPLISHED #1 ENG SPAR VALVE TEST REF A MM 28-22-00-710-801. OPS TEST OK. RAN #1 ENG PRECAUTIONAJul 16, 2023 · N926AK · Boeing 7379 · Aircraft Fuel Distribution SystemSDR ASAA2023052043297Unknown · unknownFMC DISAGREE MESSAGE ON BOTH ND'S. GROUNDED - YES. PERFORMED B737-9 IFIM 34-61-00-810-918. 1 EA C/B ON P18-2 & 1 EA ON P6-1 OPENED, RESET. FMC DISAGREE MESSAGE CLEARED. ETOPS GND VERIFICATION TEST PASS.May 20, 2023 · N926AK · Boeing 7379 · Flight Management Computing Hardware SystemSDR ASAA2023050243086Unknown · unknownDURING CRUISE WITH WEATHER RADAR ON WITH RECEIVED PWS FAIL AND WX FAIL TURNED OFF THEN ON OPS NORMAL. GROUNDED - YES. PERFORMED B737-9 FIM TASK 34-41-00-810-818 AND WEATHER RADAR OPERATIONAL TEST PER B737-9 AMM 34-41-00-710-801. OPS CHECK NORMAL AT THIS TIME.May 2, 2023 · N926AK · Boeing 7379 · Navigation SystemSDR ASAA2023041742903Unknown · unknownFUELER REPORTS LEAK AT FUEL RECEPTACLE. GROUNDED - YES. REPLACED AND RESECURED HARDWARE ON PRESSURE REFUELING RECEPTACLE REF B737-9 AMM TASK 28-21-11-400-801.Apr 17, 2023 · N926AK · Boeing 7379 · Aircraft Fuel Distribution SystemSDR ASAA2023040842765Unknown · unknownWINDOW OVERHEAT R2 ON GROUND IN DENVER GROUNDED - YES. PERFORMED QRH 3.7 AFTER RESET CAUTION STAYED EXTINGUISHED.Apr 8, 2023 · N926AK · Boeing 7379 · Windshield/Door Rain/Ice RemovalSDR ASAA2023030642209Charger · inoperativeOVERHEAD ELEC ANNUNCIATOR ILLUMINATED ON TAXI OUT. GROUNDED - YES. REF B737-9 IFIM 24-31-00-810-802 BITE SHOWS "AUX BATT CHGR INOP" REPLACED AUX CHARGER REF B737-9 AMM 24-31-31/401.Mar 6, 2023 · N926AK · Boeing 7379 · DC Generating SystemSDR ASAA2023030342177Unknown · unknownON DESCENT WITH WING ANTI-ICE ON, "R VALVE" LIGHT ILLUMINATED. WITH SWITCH IN THE OFF POSITION, LIGHT EXTINGUISHED. GROUNDED - YES. REF ASA DATA SUPPLEMENT, C/W B737-9 AMM 30-11-11-710-801. OPS TEST OF WING THERMAL ANTI-ICE VALVE. CYCLED MULTIPLE TIMES. ALL OSMar 3, 2023 · N926AK · Boeing 7379 · Airfoil Anti/De-ice SystemSDR ASAA2023022042012Unknown · unknownFMC 1 AND 2 BOTH RESET AT FL310 AND 20 MINUTES INTO FLIGHT. CYCLED FLIGHT DIRECTOR'S AND FMC'S 1 AND 2 RESUMED OPS. GROUNDED - YES. REF B737-9 IFIM TASK 34-61-00-810-836 PER FIM FAULT WAS INTERMITTENT NO ASSOCIATED FDE OR FAULTS. ALL REQUIRED TESTS PASSED.Feb 20, 2023 · N926AK · Boeing 7379 · Flight Management Computing Hardware SystemSDR ASAA2023021741995Unknown · unknownFMC DISAGREE MSG ON CDU. GROUNDED - YES. CYCLED FMCS CMPTR 1/2 C/BS REF B737-9 IFIM 34-61-00-810-918. OPS NML.Feb 17, 2023 · N926AK · Boeing 7379 · Flight Management Computing Hardware SystemSDR ASAA2023010971451Fmc · faultedMAP FAIL FLAG ON FO ND AND NO VSPD ON FO PFD. GROUNDED - YES. REF B737-9 IFIM TASK 31-00-00-810-803 FOUND R/H FMC AND L/H FMC INT FAULT USED TRANSFER SWITCH AND FAULT RESET WITH NO ACTIVE OR FDE.Jan 7, 2023 · N926AK · Boeing 7379 · Flight Management Computing Hardware SystemSDR ASAA2022122941366Engine · making metal#2 ENGINE OIL FILTER BYPASS CAUTION. ALL ENGINE BLOCK BLINKING CONTINUOUSLY. GROUNDED - YES. FOUND FAULT 79-42895 "OIL FILTER IMPENDING BYPASS" IN PRESENT LEG FAULTS. INTERROGATED ENG 2 EEC AND CONFIRMED #2 ENG OIL IMPENDING BYPASS MX MSG 79-42895. PERFORMED ODec 29, 2022 · N926AK · Boeing 7379 · Engine (Turbine/Turboprop)SDR ASAA2022122841277Fmc · faultedFMC DISAGREE MESSAGE ON GROUND. GROUNDED - YES. COMPLETED CHECKLIST SUCCESSFULLY.Dec 28, 2022 · N926AK · Boeing 7379 · Flight Management Computing Hardware SystemSDR ASAA2022122761247Fmc · faultedFMC DISAGREE. GROUNDED - YES. ACCOMPLISHED B737-9 IFIM 34-61-00-810-918, FAULT SYMPTOM NO LONGER ACTIVE, BOTH FMC'S NORMAL.Dec 26, 2022 · N926AK · Boeing 7379 · Flight Management Computing Hardware SystemSDR ASAA2022122741241Anti-Ice Valve · faultedENGINEERING REQUEST FOR RH WING ANTI ICE VALVE LIGHT ILLUMINATION ON DESCENT. GROUNDED - YES. REMOVED AND REPLACED RH WING ANTI-ICE VALVE REF B737-9 AMM 30-11-11. OPS AND LEAK CHECK GOOD.Dec 24, 2022 · N926AK · Boeing 7379 · Airfoil Anti/De-ice SystemSDR ASAA2022121341120Fmc · faultedFMC DISAGREE ON CDU. GROUNDED - YES. ACCOMPLISHED B737-9 IFIM 34-61-00-810-918. RESET 2 C/B. OPS CHECK GOOD. GROUND VERIFICATION TEST GOOD.Dec 13, 2022 · N926AK · Boeing 7379 · Flight Management Computing Hardware SystemSDR ASAA2022110640652Fmc · failedCAPT FMC FAIL WITH VTK AND BOTH MCDU'S BLANK. SYSTEM FIXED ITSELF AND OPERATED NORMALLY BEFORE PERFORMING QRH. GROUNDED - YES. PER B737-9 FIM 34-61-836 FMC OPS NORMAL.Nov 6, 2022 · N926AK · Boeing 7379 · Flight Management Computing Hardware SystemSDR ASAA2022102540481Anti-Ice Valve · faultedDURING DESCENT, SELECTED WING ANTI-ICE SWITCH ON AND L VALVE LIGHT ILLUMINATED. TURNED WING ANTI-ICE SWITCH OFF AND LIGHT WENT OUT. IT OCCURRED AS WE WERE DESCENDING THROUGH 9,000' FEET. GROUNDED - YES. REMOVED AND REPLACED L WING ANTI-ICE VALVE REF B737-9 AMMOct 25, 2022 · N926AK · Boeing 7379 · Airfoil Anti/De-ice SystemSDR ASAA2022102340443Anti-Ice Valve · false indicationL VALVE WING ANTI ICE ILLUMINATED AFTER SELECTING IT ON AT 19,000' TURNED IT BACK ON AROUND 9000' AND IT DID NOT RE-ILLUMINATE. GROUNDED - YES. REF B737-9 IFIM TASK 30-11-00-810-808 VALVE OPERATES SMOOTHLY. PERFORMED WING THERMAL ANTI ICE VALVE OPS TEST REF B7Oct 23, 2022 · N926AK · Boeing 7379 · Airfoil Anti/De-ice SystemSDR ASAA2022102040418Light · inoperativeEMERGENCY OVERHEAD LIGHT @ ROW 23 INOP. GROUNDED - YES. PERFORMED CONTINUITY CHECK OF PIN B AT D14714 TO GROUND, DURING VISUAL INSPECTION FOUND BROKEN GROUND PIN AT TERMINAL BLOCK GD8022-DC. CRIMPED ON NEW PIN ON WIRE W4148-0225-20 AND REINSTALLED PIN INTO TEROct 20, 2022 · N926AK · Boeing 7379 · Emergency LightingSDR ASAA2022100540162Bracket · looseF.O.'S FMC METAL BRACKET/HANDLE IS LOOSE. GROUNDED - YES. ON DEFERRAL.Oct 5, 2022 · N926AK · Boeing 7379 · Flight Management Computing Hardware SystemSDR ASAA2022100540179Heads-Up Display · inaccurateHGS WORKED FINE. AUTOLAND TRIED TO LAND ABOUT 50' LEFT OF CENTER LINE. RUNWAY 16R. ILS CRITICAL AREA CLEAR, CALM WINDS. GROUNDED - YES. PERFORMED B737-9 IFIM 22-11-00-810-D63. PERFORMED LAND VERIFY TEST, B737-9 AMM TASK 22-11-00-700-801. ALL TESTS GOOD.Oct 5, 2022 · N926AK · Boeing 7379 · Autopilot SystemSDR ASAA2022093040134Apu · failedFAULT LIGHT CAME ON TWICE WHEN STARTING APU. GROUNDED - YES. REMOVED AND REPLACED APU ECU REF B737-9 AMM 49-61-12.Sep 30, 2022 · N926AK · Boeing 7379 · APU ControlsSDR ASAA2022081039500Modulating Valve · faultyMAINT LIGHT ON OVERHEAD PANEL WITH BLEED FAMV R INDICATION. GROUNDED - YES. REMOVED AND REPLACED RH FAN AIR MODULATING VALVE REF. B737-9 AMM 36-12-03/401.Aug 10, 2022 · N926AK · Boeing 7379 · Pneumatic Distribution SystemSDR ASAA2022080939455Modulating Valve · warning lightON LANDING, GOT MASTER CAUTION OVERHEAD MAINT. LIGHT. GROUNDED - YES. STATUS PG. SHOWS BLEED FAMV R MSG. WITH INBD FLT DECK EFFECT MAINT. MSG. 36-12021 ENG 2 FAMV IS NOT IN COMMANDED POSITION. ACCOMP B737-9 IFIM TASK 31-00-00-810-801. ACCOMP. IFIM TASK 36-12-0Aug 9, 2022 · N926AK · Boeing 7379 · Pneumatic Distribution SystemSDR ASAA2022080639401Modulating Valve · warning light'MAINT' AMBER LIGHT ON OVERHEAD PANEL ILLUMINATED AFTER LANDING. GROUNDED - YES. REMOVED AND REPLACED FAN AIR MODULATING VALVE (L/H) REF. B737-9 AMM 36-12-03/401.Aug 6, 2022 · N926AK · Boeing 7379 · Pneumatic Distribution SystemSDR ASAA2022080539398Processor · faultyWX RADAR IS WEAK, STORM THAT WOULD NORMALLY DISPLAY AT 150 NM DONT DISPLAY UNTIL 60 NM, STORMS TOWERING TO 50,000' WITH CONFIRMED LIGHTNING DISPLAYS GREEN AND YELLOW INSTEAD OF RED. GROUNDED - YES. REPLACED NEW WXR PROCESSOR & INSTALLATION TEST NORMAL B737-9 AAug 5, 2022 · N926AK · Boeing 7379 · Doppler SystemSDR ASAA2022070938984Fcu · faultyREF ASA TSR712591 TECH SERVICES REQUEST FOLLOW UP DUE TO HISTORY OF AFCS A/T DC-1 CIRCUIT BREAKER POPPING DURING ENGAGEMENT OF AUTO THROTTLE. FCC-A REPLACEMENT REQUIRED. GROUNDED - YES. REPLACED FCC-A REF B737-9 AMM 22-11-33. LRU REPLACEMENT TEST BITE GROUP #3Jul 9, 2022 · N926AK · Boeing 7379 · Autopilot SystemSDR ASAA2022070338910Fmc · intermittentON THE GROUND, HAD FMC DISAGREE IN SCRATCH PAD AND NAV DISPLAYS. GROUNDED - YES. COMPLETED GROUND PROCEDURE FROM QRH, MESSAGE CLEARED.Jul 3, 2022 · N926AK · Boeing 7379 · Flight Management Computing Hardware SystemSDR ASAA2022070238896Actuator · faultyAFTER LANDING MAINT LIGHT ON OVERHEAD PANEL ILLUMINATED. GROUNDED - YES. STATUS PAGE SHOWING MSG: PACK RAM AIR SYSTEM R, MAINT MESSAGE 21-55001. B737-9 IFIM TASK 21-51-00-810-802, FOUND GOOD VOLTAGE AT RIGHT FORWARD RAM AIR ACTUATOR CONNECTOR D14394. BAD RIGHTJul 2, 2022 · N926AK · Boeing 7379 · Cabin Cooling SystemSDR ASAA2022062438789Circuit Breaker · poppedON TAXI AUTO THROTTLE WOULD NOT ENGAGE & TRIPPED A/T CB. GROUNDED - YES. PERFORMED C/B RESET OF C/B DC1 IAW B737-9 AMM 20-60-01. NO DEFECTS NOTED. PERFORMED A/T OP'S TEST IAW AMM 22-31-00-710-801. OP'S CK'D NORMAL.Jun 24, 2022 · N926AK · Boeing 7379 · Auto Throttle SystemSDR ASAA2022050938233Chip Detector · out of limitsCFM IS REPORTING #2 ENGINE ODMS CHIP COUNT INCREASE OVER CONSECUTIVE FLIGHTS. GROUNDED - YES. PERFORMED TSR STEPS 1-6 ON #2 ENGE FOUND NO DEBRIS IN SCAVENGE SCREENS OR THE ODMS. FOUND DEBRIS ON THE STARTER MAGNETIC CHIP DETECTOR OUT OF LIMTS. REPLACED OIL IN May 9, 2022 · N926AK · Boeing 7379 · Engine CrankingSDR ASAA2022050238221Frequency Gen · fault messageBOTH HF 2 FREQUENCY INDICATORS DISPLAY FAIL. GROUNDED - YES. VERIIFIED "FAIL" ON BOTH HF #2 WINDOW, REPLACED NEW HF #2 TRANSCEIVER & INSTALLATION TEST PASSED B737-9 AMM 23-11-21/401, BOTH HF#1 & HF#2 FAILED ON SYSTEM TEST AMM 23-11-00-730-801 3F(1)(C)(4)(A) UNMay 2, 2022 · N926AK · Boeing 7379 · HF Communications SystemSDR ASAA2022042638131Circuit Breaker · poppedAUTO THROTTLE DC#1 CB POPPED. GROUNDED - YES. PERFORMED C/B RESET REF B737-9 AMM 20-60-01, PERFORMED A/T OPS TEST REF AMM 22-31-00 NO DEFECTS NOTED.Apr 26, 2022 · N926AK · Boeing 7379 · Auto Throttle SystemSDR ASAA2022032337794Ecu · inoperativeAPU FAULT LIGHT ILLUMINATES ON ATTEMPTED APU START. GROUNDED - YES. ACCOMPLISHED APU BITE TEST, FOUND ACTIVE MAINTENANCE MESSAGE 49-89002 " ONBOARD MAINTENANCE FUNCTION HAS NO INPUT FROM APU ECU" PER B737-9 IFIM 49-00-00-810-817, REMOVED AND REPLACED APU ELECTMar 23, 2022 · N926AK · Boeing 7379 · APU Core EngineSDR ASAA2021121536914Unknown · unknownSPEED TRIM FAIL ILLUMINATES ON MASTER CAUTION RECALL. EXTINGUISHES W/RESET. GROUNDED - YES. NO CURRENT FAULTS OR FAULT HISTORY. SYS OPS NORMAL REF B737-9 AMM 22-11-00.Dec 15, 2021 · N926AK · Boeing 7379 · Autopilot System
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