N928AK

Service difficulty reports · 37

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 = 'N928AK' 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 ASAA2025111662363Lamp · inoperativeR2 DOOR EMERGENCY SLIDE LIGHT INOP. GROUNDED - YES. RELAMPED R2 DOOR EMERGENCY LIGHT, OPS CHECK GOOD REF B737 MAX AMM 33-51-04.P.O 1056359.1.Nov 16, 2025 · N928AK · Boeing 7379 · Emergency LightingSDR ASAA2024062550530Lens · wrong partEXIT SIGN @ 16ABC DOES NOT HAVE ARROW POINTING TOWARDS DOOR. GROUNDED - YES. REMOVED AND REPLACED EXIT SIGN AT 16ABC AS REQ'D.Jun 25, 2024 · N928AK · Boeing 7379 · Emergency LightingSDR ASAA2023102845904Unknown · unknownR FWD WINDOW HEAT OVERHEAT LIGHT ILLUMINATED. GROUNDED - YES. ACCOMPLISHED IFIM 30-41-00-810-829. OPS NORMAL REF AMM 33-41-00-710-801.Oct 28, 2023 · N928AK · Boeing 7379 · Windshield/Door Rain/Ice RemovalSDR ASAA2023100645485Unknown · unknownWHILE PERFORMING TASK CARD # 31-005-00 FOUND ACTIVE MAINTENANCE MESSAGE 21-55341 FOR IASC-R (AIR COND) HAS AN AIR/GND DISCRETE INPUT ERROR. GROUNDED - YES. PERFORMED IFIM TASK 21-51-00-810-835, PERFORMED IBIT FOR RH AIR CONDITION SYSTEM TEST. TEST PASSED. CLEAOct 6, 2023 · N928AK · Boeing 7379 · Cabin Cooling SystemSDR ASAA2023092645340Packing · damagedOVERHEAD "MAIN" LIGHT ILLUMINATED UPON LANDING/ROLLOUT. GROUNDED - YES. (RESOLVED ON W/O: 1970377 TASKCARD: N/R-00005 ) PERFORMED #1 ENGINE ODMS SENSOR INSPECTION REF AMM 79-00-00-210-804-G00. NO CONTAMINENTS FOUND. REPLACED ODMS SENSOR SEAL. RESET ODMS CHIP Sep 26, 2023 · N928AK · Boeing 7379 · Engine Oil Distribution (Airframe Furnished)SDR ASAA2023092345274Unknown · unknownHF 1 INOP AND NO SELCAL PRIOR TO EEP. GROUNDED - YES. ON DEFERRAL.Sep 23, 2023 · N928AK · Boeing 7379 · HF Communications SystemSDR ASAA2023091345133Unknown · unknownRESET LIGHTS FOR CAPT A/T,A/P, FMC DO NOT ILLUM ON TEST(ABOVE CAPT RT PFD). GROUNDED - YES. FOUND C/B D1 ON P18-1 PANEL OPEN RESET C/B REF. A.M.M. 20-60-61 VERIFIED AUTO FLIGHT STATUS ANNOUNCIATOR OPS CHECK GOOD REF. A.M.M. 22-1132 SEAMC CHRIS NOTIFIED.Sep 13, 2023 · N928AK · Boeing 7379 · Flight Management Computing Hardware SystemSDR ASAA2023090244937Tire · damagedDURING WALK AROUND FOUND #2 TIRE TREAD DAMAGED (TREAD PLY SEPARATED FROM TIRE). REPORTED BLEW UP ON LANDING. GROUNDED - YES. REMOVED AND REPLACED MLG TIRE ASSY 1 AND 2 IAW AMM 32-45-11 AND PERFORMED TIRE LOSS/TIRE BURST INSPECTION IAW AMM 05-51-54-210-801. FOUSep 2, 2023 · N928AK · Boeing 7379 · TireSDR ASAA2023083145181Fuel Nozzle · dirtyGE DIAGNOSTICS REPORTS #1 ENGINE TREND DATA SHOWS EXCESS COKING OF THE FUEL NOZZLE MAIN ORIFICES. (#PRI3/ETOPS) (FULL SET FUEL NOZZLE REPLACEMENT)NO EXTENSION ALLOWED (225 CYCLES OR 45 DAYS, WHICHEVER OCCURS FIRST).CNR 20230831043. GROUNDED - YES. (RESOLVED ONAug 31, 2023 · N928AK · Boeing 7379 · Fuel Injector NozzleSDR ASAA2023060943528Unknown · unknownLEFT SIDE #2 WINDOW HEAT OVERHEAT LIGHT ILLUMINATED. GROUNDED - YES. ON DEFERRAL.Jun 9, 2023 · N928AK · Boeing 7379 · Windshield/Door Rain/Ice RemovalSDR ASAA2023060443450Valve · wornDURING ENGINE WASH OF #1 ENG FOUND BOLT ON HPSOV LOCKOUT WORN. GROUNDED - YES. REMOVED AND REPLACED HPSOV PER B737-9 AMM 36-11-07. PERFORMED OPS CHECK AND LEAK CHECK. ALL CHECKS GOOD. NO OTHER DEFECTS OR DISCREPANCIES NOTED.Jun 4, 2023 · N928AK · Boeing 7379 · Pneumatic Distribution SystemSDR ASAA2023050943194Unknown · unknownMAINT LIGHT ON AFTER LANDING. GROUNDED - YES. CK'D AND FOUND FAULT MSG 73-41401-ENG 1 EEC CHANNEL A NO ARINC-429 INPUT. ACCOMPLISHED EEC TEST ON # 1 ENG TEST PASSED NO FAULT NOTED MAINT LIGHT OUT. REF B737-9 IFIM TASK 73-20-00-810-805.May 9, 2023 · N928AK · Boeing 7379 · Fuel Controlling SystemSDR ASAA2023040242661Unknown · unknown"MAINT" LIGHT ILLUMINATED. GROUNDED - YES. INTERROGATED FAULTS AND FOUND FAULT 21-65151, CONTROL CABIN TRIM VALVE SIGNAL IS OUT OF RANGE OR VALVE IS NOT IN COMMANDED POSITION. C/W B737-9 IFIM TASK 21-61-00. FAULT IS INTERMITTENT. MAINTENANCE LIGHT EXTINGUISHEDApr 2, 2023 · N928AK · Boeing 7379 · Cabin Temperature Control SystemSDR ASAA2023030842251Filter · cloggedAPU LUBE FILTER DPI EXTENDED. GROUNDED - YES. REMOVED AND REPLACED APU LUBE FILTER AND RESET FILTER HOUSING DPI PER B737-9 AMM 49-91-12.Mar 8, 2023 · N928AK · Boeing 7379 · APU Oil SystemSDR ASAA2023021942013Sensor · faulty#1 ENGINE IS ALERTING FOR OIL FILTER DELTA PRESSURE INCREASE AND APPROACHING OIL FILTER BYPASS INDICATION. GROUNDED - YES. COMPLETED TSR STEPS 1, 5, 6, NO DEBRIS NOTED. TSR STEPS 2 & 3 COMPLETED, NO CONTAMINATION FOUND IN OIL FILTER. COMPLETED TSR ALL STEPS NFeb 19, 2023 · N928AK · Boeing 7379 · Engine Oil Indicating SystemSDR ASAA2023021541969Strip · inoperativeFA REPORTS PHOTOLUMINESCENT FLOOR LIGHTS ARE NOT ILLUMINATING. GROUNDED - YES. VERIFIED PHOTOLUMINESCENT STRIP/FLOOR PROXIMITY LIGHT INOP AT LAV D, AND BOTH AT FIRST CLASS CLOSET. PHOTOLUMINESCENCE STRIPS REPLACED. OPS CHECK GOOD. REF B737-9 AMM 33-51-15.Feb 15, 2023 · N928AK · Boeing 7379 · Emergency LightingSDR ASAA2023021441939Unknown · unknownAPU FAULT ILLUMINATED DURING START ON FIRST AND SECOND ATTEMPT. GROUNDED - YES. FOUND MAINT MSG 49-61002 & 49-61144 IN FAULT HISTORY. ACCOMPLISHED B737-9 IFIM TASKS 49-60-00-810-848 & 49-60-00-810-823. BOTH FAULTS WERE INTERMITTENT.Feb 14, 2023 · N928AK · Boeing 7379 · APU ControlsSDR ASAA2023020741871Unknown · unknownLEFT WING ANTI-ICE "L-VALVE" MASTER CAUTION LIGHT ILLUMINATED WITH THE WING ANTI-ICE SWITCH IN THE ON POSITION THE "LVALVE" MASTER CAUTION LIGHT WENT OUT WHEN THE SWITCH MOVED BACK TO THE OFF POSITION. GROUNDED - YES. FOUND AND REMOVED WATER FROM ANTI ICE VALVFeb 7, 2023 · N928AK · Boeing 7379 · Airfoil Anti/De-ice SystemSDR ASAA2022120841088Anti-Ice Valve · unknownLEFT WING ANTI ICE VALVE DID NOT EXTINGUISH WHEN ANTI ICE VALVE TURNED ON. LEFT WING REMAINED ICED UP, RIGHT WING WAS CLEAN. GROUNDED - YES. IT WAS A HARD FAIL ON GND AS WELL WHEN CREW SHOWED ME. BUT AFTER TRYING IT AGAIN THE L WING LT WENT OUT AFTER 15 SEC. ADec 8, 2022 · N928AK · Boeing 7379 · Airfoil Anti/De-ice SystemSDR ASAA2022120741044Display · faultedLNAV AND VNAV NOT ENGAGED ON GROUND IN PDX ON TAXI OUT. ALSO FO AMBER FLAGS OF MAP ON PFD AND NO VSPD AND LND ALT O ND. GROUNDED - YES. MX CONTROL ADVISED TO RUN ASA QRH 11.2 TO PULL AND RESET CB D16 P6-1 PANEL. FLAGS GONE AND LNAV/VNAV ARMED UPON C/B RESET.Dec 7, 2022 · N928AK · Boeing 7379 · Flight Management Computing Hardware SystemSDR ASAA2022103140547Anti-Ice Valve · faultedL VALVE R VALVE WING ANTI - ICE CAUTION LIGHTS ILLUMINATED IN FLIGHT. GROUNDED - YES. REMOVED L WING ANTI-ICE VALVE REF B737-9 AMM 30-11-11-000-801 STEPS E, F (2), (3), (4), & (6). INSTALLED L/H WING ANTI ICE VALVE REF AMM 30-11-11-400-801 STEPS 3. A - 3. H (2Oct 31, 2022 · N928AK · Boeing 7379 · Airfoil Anti/De-ice SystemSDR ASAA2022092240012Modulating Valve · degradedASA TECH SERVICES REQUEST FOR REPLACEMENT OF THE #1 FAN AIR MODULATING VALVE (FAMV) DUE TO AERMETRIC TRENDS. GROUNDED - YES. REF ASA T/C M9-36CMPT-24668-1. REMOVED AND REPLACED #1 ENG FAMV.Sep 22, 2022 · N928AK · Boeing 7379 · Pneumatic Distribution SystemSDR ASAA2022091939997Apu · warning lightAPU FAULT LIGHT ON START UP AFTER LANDING. GROUNDED - YES. FOUND FAULT CODE 49130100 WITH CORRELATED MTX MESSAGE. 49-41254 START CONV. SHOWS START SYSTEM INOP. PERFORMED B737-9 IFIM TASK 49-40-00-810-818 START FAULT ISOL. PROCEDURE, FOUND NON ACTIVE FAULT, SUSSep 19, 2022 · N928AK · Boeing 7379 · APU Start/Ignition SystemSDR ASAA2022081839572Unknown · unknownIN CRUISE, F/O SIDE VTK ILLUMINATED ALONG WITH A/P P/RST LIGHT AND LOST LNAV/VNAV. WENT TO CWS. SINGLE FMC MESSAGE ON SCRATCHPAD. CONDIDTIONS RESOLVED ITSLEF IN LESS THAN ONE MINUTE BEFORE WE COULD TROUBLESHOOT W/ QRH. WAS ABLE TO RE-ENGAGE LNAV/VNAV. ALL OTHEAug 18, 2022 · N928AK · Boeing 737 · Flight Management Computing Hardware SystemSDR ASAA2022081639541Pressure Valve · faultedON CLIMB OUT FROM SPOKANE, THE RIGHT BLEED AIR DUCT INDICATED 64 PSI. THE LEFT INDICATED 45 PSI. BOTH ENGINES PRODUCING 89.7% N1. IN CRUISE FLIGHT BOTH BLEED AIR DUCTS INDICATED 35PSI. GROUNDED - YES. REMOVED AND REPLACED #2 ENG PRSOV REF B737-9 AMM 36-11-04.Aug 16, 2022 · N928AK · Boeing 7379 · Pneumatic Distribution SystemSDR ASAA2022081339487Autopilot Sys · intermittentFLIGHT LEVEL 340, APROX 3:50 INTO FLIGHT, AP"A" DISENGAGED. CWR BELOW FMA RED A/P P/RST AND FMC P/RST YELLOW WERE FLICKERING ON & OFF AP WOULD NOT RE-ENGAGE CYCLED FLIGHT DIRECTORS AND WAS ABLE TO RE-ENGAGE THE AP. GROUNDED - YES. COMPLIED WITH B737-9 IFIM TAAug 13, 2022 · N928AK · Boeing 7379 · Autopilot SystemSDR ASAA2022080839432Unknown · unknownINFO ONLY, ON JJSON2 ARRIVAL AT ABOUT 11,OOO' DUAL FMC FAILURE, VTK ON CA SIDE SELF CORRECTED IN ABOUT 30 SECONDS. NO OTHER ANOMALIES ON APPROACH. GROUNDED - YES. PERFORMED FMC 1 & FMC 2 C/B RESET A6 & D16. OVERHEAD LIGHTS EXTINGUISHED VTK OUT OF VIEW IAW B737Aug 8, 2022 · N928AK · Boeing 7379 · Flight Management Computing Hardware SystemSDR ASAA2022072139154Modulating Valve · faultyOVERHEAD MAINT LIGHT ILLUMINATED ON LANDING ROLLOUT. GROUNDED - YES. STATUS MESSAGE PRESENT "BLEED FAMV R" FAULT CODE 361 12542 MAINT MESSAGE 36-12021 LATCHED. REMOVED #2 ENG FAMV REF B737-9 AMM 36-12-03-000-801 INSTALLELD R FAMV OPS TEST GOOD, GROUND VERIFICAJul 21, 2022 · N928AK · Boeing 7379 · Pneumatic Distribution SystemSDR ASAA2022061838751Actuator · faultyMACH TRIM FAIL UPON RECALL DURING AFTER START CHECK. GROUNDED - YES. PERFORMED B737-9 IFIM 22-11-00-810-074, FOUND FAULT CODE 22-11191, 22-11276 AND 22-11202. FOUND FAULT CODE 22-11336 ON CHANNEL B. CYCLED AIRCRAFT POWER, FAULTS RETURNED BOTH A AND B CHANNELS.Jun 18, 2022 · N928AK · Boeing 7379 · Autopilot SystemSDR ASAA2022052038409Fmc · intermittentDURING CRUISE, L FMC FAILURE LASTING FOR 30 SECONDS. GROUNDED - YES. NO ACTIVE FAULTS LOGGED ON OMF. ACCOMPLISHED FMC OPERATIONAL TEST REF. B737-9 AMM 34-61-00. OPS CHK GOOD. GROUND VERIFICATION TEST GOOD.May 20, 2022 · N928AK · Boeing 7379 · Flight Management Computing Hardware SystemSDR ASAA2022050538220Anti-Ice Valve · faultyHAD ANTI-ICE MASTER CAUTION ON TAKE OFF ROLL N1 91.4, 28K ENGINE ANTI-ICE ON. GROUNDED - YES. PERFORMED ENGINE HIGH POWER RUN TAXI PER B737-9 AMM 71-00-00 DURING TAXI COWL VALVE LIGHT ON #1 ENG ILLUMINATED 3 TIMES TO 3 FROM RUN UP PAD DURING HIGH POWER RUN #1 May 5, 2022 · N928AK · Boeing 7379 · Air Intake Anti/De-Ice SystemSDR ASAA2022042938171Warning Light · false indicationPROBE HEAT TEMP PROBE LIGHT ILLUMINATED AFTER LANDING. GROUNDED - YES. PERFORMED PITOT PROBE, AOA SENSOR, AND TAT PROBE HEATER SYSTEM TEST REF B737-9 AMM 30-31-00. NO DEFECTS NOTED, OPS CHECK GOOD. AIRCRAFT OK FOR SERVICE.Apr 29, 2022 · N928AK · Boeing 7379 · Pitot/Static Anti-Ice SystemSDR ASAA2022042738149Unknown · unknownIN CRUISE THE LNAV/VNAV DISENGAGED AND BOTH CDU'S WENT TO MENU MODE WITH THE FMS MISSING ON THE MENU. CAPTAIN DISPLAY BRIEFLY SHOWED A MAP FLAG WE SELECTED A/P B AND ALL STARTED TO WORK NORMALLY CONSULTED QRH BUT EVERYTHING RECOVERED BEFORE WE WERE ABLE TO RUNApr 27, 2022 · N928AK · Boeing 737 · Flight Management Computing Hardware SystemSDR ASAA2022042738148Unknown · unknownTHE ATC LOGON/STATUS MENU SHOWS DATA LINK FAIL AND WE WERE UNABLE TO RE-LOGON TO CPDLC. GROUNDED - YES. REBOOTED ACARS CMU REBOOTED #1 FMC COMPUTER DUE TPO LOCKUP CPDLC FUNCTION TEST OK. REF. B737-9 AMM 34-61-00-720-899 OPS CK OK.Apr 27, 2022 · N928AK · Boeing 737890 · Flight Management Computing Hardware SystemSDR ASAA2022030537639Anti-Ice Valve · faultyENGINE #2 AMBER COWL-ANTI-ICE CAUTION LIGHT ILLUMINATED DURING CLIMB WITH THE ENG ANTI-ICE SWITCHES ON. GROUNDED - YES. REMOVED #2 ENG ANTI-ICE VALVE REF B737-9 AMM TASK 30-21-11-00-801. PARTIALLY INSTALLED REPLACEMENT #2 ENG ANTI-ICE VALVE REF AMM TASK 30-21-Mar 5, 2022 · N928AK · Boeing 7379 · Engine Bleed Air SystemSDR ASAA2022022637582Sensor · faultyAPU AUTO SHUTDOWN AND DISPLAYED "FAULT" LIGHT AFTER TAXI IN. GROUNDED - YES. REMOVED AND REPLACED INLET TEMP SENSOR REF B737-9 AMM 49-61-31. RAN APU, OPS CHECK GOOD. NO FAULT NOTED.Feb 26, 2022 · N928AK · Boeing 7379 · APU ControlsSDR ASAA2022022437577Unknown · unknownAPU FAULT ILLUMINATED A FEW MINUTES AFTER NORMAL START AND APU SHUTDOWN. GROUNDED - YES. INTERROGATED FAULT HISTORY FOUND INLET OVERHEAT SHUTDOWN, SENSOR FAILURE SHUTDOWN, INLET TEMP SENSOR SHOWS OUT OF RANGE, ALL FAULTS OCCURRED ON SAME LEG. FAULT CODES 49-91Feb 24, 2022 · N928AK · Boeing 7379 · APU Controls
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