N948AK

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 = 'N948AK' 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 ASAA2025101961726Light · missing3 INCH STRIP OF EMERGENCY EXIT LIGHTING IS MISSING FROM FLOOR. GROUNDED - YES. REMOVED DEFECTIVE 3'' PIECE OF PHOTOLUMINESCENT STRIP AT 16 DEF. ALSO REMOVED ADJACENT STRIP FROM 13 DEF TO 16 DEF. REPLACED W/ NEW SOLID RUN OF PHOTOLUMINESCENT FLOOR PROXY LIGHT SOct 19, 2025 · N948AK · Boeing 7379 · Emergency LightingSDR ASAA2024031948548Light · malfunctionedEMER EXIT LIGHTS NOT ARMED LIGHT REMAINED ILLUMINATE WHEN SWITCH MOVED TO ARMED. GROUNDED - YES. CYCLED AIRCRAFT POWER AND PERFORMED EMERGENCY LIGHT OPS TEST AMM TASK 33-51-00-720-801. TEST NORMAL "NOT ARMED" LIGHT EXTINGUISHED OK FOR SERVICE SEAMC NOTIFIED.Mar 19, 2024 · N948AK · Boeing 7379 · Emergency LightingSDR ASAA2023102545850Unknown · unknownWHILE ACCOMPLISHING T/C 31-005-00 FOUND BLEED PM SENSOR 1 L SMT MAINT MESSAGE 36-21020. GROUNDED - YES. PERFORMED IFIM TASK 36-21-00-810-803. INITIAL EVAL FOUND TO BE INTERMITTENT FAULT.Oct 25, 2023 · N948AK · Boeing 7379 · Pneumatic Distribution SystemSDR ASAA2023092845359Unknown · unknownMAINTENANCE LIGHT ILLUMINATED. GROUNDED - YES. FOUND FAULT CODE 36-12020. COMPLIED WITH AMM 36-00-00-730-801. ALL FAULT INDICATIONS CLEARED. AIRCRAFT OK FOR SERVICE.Sep 28, 2023 · N948AK · Boeing 7379 · Pneumatic SystemSDR ASAA2023092645348Unknown · unknownAFTER LANDING MAINTENANCE CAUTION ILLUMINATED. GROUNDED - YES. FOUND FAULT CODE 36-12020. COMPLIED WITH AMM 36-00-00-730-801 ALL FAULT INDICATIONS CLEARED. AIRCRAFT OK FOR SERVICE. SEAMC NOTIFIED.Sep 26, 2023 · N948AK · Boeing 7379 · Central WarningSDR ASAA2023092445301Unknown · unknownAFTER LANDING, OVERHEAD "MAINT" LIGHT ILLUMINATED. SYSTEM STATUS MESSAGE READS " BLEED FAMV L". GROUNDED - YES. INTERAGATED OMF FOUND 2 MX MSG'S 36-12020 & 36-21020. ACCOMPLISHED IFIM 36-12-00-810-801 ENG 1 BLEED AIR SYS. PASSED ALL FAULTS CLEARED, MX LIGHT OUSep 24, 2023 · N948AK · Boeing 7379 · Pneumatic Distribution SystemSDR ASAA2023092445294Contactor · faultyON PREFLIGHT FOUND THE SOURCE OFF WITH APU SELECTED ON LEFT / #1. GROUNDED - YES. REMOVED AND REPLACED AUXILIARY POWER BREAKER C803- P91 AND PERFORMED GOOD TEST OF THE AUXILIARY POWER BREAKER AS PER AMM 24-21-41/401.Sep 24, 2023 · N948AK · Boeing 7379 · AC Generation SystemSDR ASAA2023082944834Unknown · unknownDURING HYBRID AUTOLAND TO RWY 16R IN SEATTLE, FO'S HGS PANEL DID NOT DISPLAY "FLARE" UNTIL 50' ABOVE RUNWAY. CAPTAIN SIDE ANNUNCIATOR SHOWED "FLARE" ARMED FROM 500' UNTIL TOUCHDOWN. DISCONNECTED AUTOLAND AND MADE VISUAL LANDING. GROUNDED - YES. DFCS FAULT REVIAug 29, 2023 · N948AK · Boeing 7379 · Autopilot SystemSDR ASAA2023082644789Pressure Valve · faultyDURING CLIMB R/H DUCT PRESSURE 67 PSI, L/H 43 PSI (BELOW 10K' N1-85.0)DURING CLIMB ABOVE 18K' R/H DUCK PX 65-70 PSI, L/H 46 PSI N1 - 92.0)DURING CRUISE FL350 BOTH DUCT PX @ 36 PSI N1 85.2. GROUNDED - YES. REF TSR714883 FOR PRSOV REMOVED AND REPLACED ON #2 ENG.Aug 26, 2023 · N948AK · Boeing 7379 · Pneumatic Distribution SystemSDR ASAA2023082544806Unknown · unknownGE DIAGNOSTICS REPORTS THE #1 ENGINE IS GENERATING ALERTS FOR PS3 OUT OF RANGE, PS3 PRESSURE DISAGREE FAULT, P3B OUT OF RANGE, P3B PRESSURE DISAGREE FAULT, OR P3B VS PS3 PRESSURE DISAGREE FAULT. (TASK CARD 73-ASA-01)(#PRI 1/ETOPS) CNR # 20230825097ETOPS SIGNIFAug 25, 2023 · N948AK · Boeing 7379 · Engine Fuel and ControlSDR ASAA2023082344745Unknown · unknownOVERHEAD MAINT LIGHT ILLUMINATED AFTER LANDING. GROUNDED - YES. OPENED ENG #2 FAN COWLING. REMOVED AND INSPECTED ODMS SENSOR = SENSOR FOUND CLEAN WITH NO DEBRIS FOUND ON SENSOR, REPLACED O RING, AND REINSTALLED ODMS SENSOR. NO LEAK CHECK REQUIRED DUE TO 2 MECHAug 23, 2023 · N948AK · Boeing 7379 · Engine Oil System (Airframe Furnished)SDR ASAA2023082344744Unknown · unknownOVERHEAD LIGHT ILLUMINATED AFTER LANDING. GROUNDED - YES. REF LP 60901976. ENG #2 ODMS CHIP COUNT RESET TO ZERO. OPENED ENG #2 FAN COWLING. REMOVED AND INSPECTED ODMS SENSOR = SENSOR FOUND CLEAN WITH NO DEBRIS FOUND ON SENSOR, REPLACED O RING, AND REINSTALLED Aug 23, 2023 · N948AK · Boeing 7379 · Engine Oil System (Airframe Furnished)SDR ASAA2023082244729Idg · faultyDURING THE COMPLETION OF TASK CARD 31-005-00, FOUND SCHEDULED MAINT TASK MESSAGE "BLEED FAMV RVDT R". GROUNDED - YES. C/W TECH SERVICES REQUEST - CONTINUITY CHECK OF WIRING @ CONTACTS NOTED FROM D15876 TO D15840A = NO FAULTS FOUND, WIRING CHECKS OK. REPLACED RAug 22, 2023 · N948AK · Boeing 7379 · Electrical Power SystemSDR ASAA2023080544523Power Unit · faultyTECHNICAL SERVICES REQUEST APU FAULT REVIEW----(#PRI2/ETOPS)----. GROUNDED - YES. 49 FAULT HISTORY: FAULT 49-41255, START POWER UNIT SHOWS HIGH TEMP DETECTED BY APU CONTROLLER. ON LEGS 1 THROUGH 12. PER B737-9 FIM 49-40-00-810-819. REMOVED AND REPLACED APU SAug 5, 2023 · N948AK · Boeing 7379 · APU Start/Ignition SystemSDR ASAA2023080544436Pressure Valve · faultyRT ENG BLEED CAUTION LT ILLUMINATED SOON AFTER TOP OF DESCENT @ APPROX FL290 AT THRUST IDLE. COMPLETED QRH PROCEDURES AND LIGHT REMAINED ON. GROUNDED - YES. STATUS MSG "BLEED PRSOV R" WITH MTX MSGS 36-00171 AND 36-11041. BLEED TRIP RESET. ELECTRICAL LRU - GROUAug 5, 2023 · N948AK · Boeing 7379 · Pneumatic SystemSDR ASAA2023080444466Unknown · unknownAPU ON START AFTER LANDING RAN QRH-OFF FOR MINUTES RESTART SUCCESSFULL. GROUNDED - YES. ON DEFERRAL.Aug 4, 2023 · N948AK · Boeing 7379 · Airborne Auxiliary Power Unit (APU) SystemSDR ASAA2023071544057Unknown · unknownAPU FAULT LIGHT ILLUMINATED DURING FIRST START ATTEMPT AFTER LANDING. SECOND ATTEMPT WAS SUCCESSFUL. GROUNDED - YES. INTERROGATED CDU FOUND NO EXISTING APU FAULTS, NORMAL START ACCOMPLISHED.Jul 15, 2023 · N948AK · Boeing 7379 · APU Start/Ignition SystemSDR ASAA2023062343723Unknown · unknownWHILE ACCOMPLISHING T/C 05-020-01, DISCOVERED (SMT) MESSAGE ENG 1 EEC C2. GROUNDED - YES. ACCOMPLISHED IFIM TASK G73-10-00-810-803. NO COORELATED MSG'S FOUND. ENG. IDLE SYSTEM TEST GOOD. ERASED SMT MESSAGE.Jun 23, 2023 · N948AK · Boeing 7379 · Fuel Controlling SystemSDR ASAA2023062343722Unknown · unknownWHILE ACCOMPLISHING T/C 05-020-01 DISCOVERED (SMT) MESSAGE ENG 2 EEC C2. GROUNDED - YES. ACCOMPLISHED IFIM TASK G73-10-00-810-804. NO COORELATED MSG'S FOUND. IDLE SYSTEM TEST GOOD. SMT MESSAGE ERASED.Jun 23, 2023 · N948AK · Boeing 7379 · Fuel Controlling SystemSDR ASAA2023062343692Module · faultySOURCE OFF LIGHT ON GEN 1 SIDE WHEN TRANSFERRING FROM GROUND POWER TO APU GEN. GROUNDED - YES. OMF SHOWS NO FAULTS, GCU & BPCU NO FAULTS, ELECTRICAL PANEL MODULE TEST NO FAULTS AMM 46-13-00, AMM 24-21-00, AMM 24-41-00, AMM 24-31-00, CYCLED A/C POWER WITH NO FIJun 23, 2023 · N948AK · Boeing 7379 · AC Generation SystemSDR ASAA2023050443153Valve · unknownAFTER X-BLEED START ON ENG #2 AND ENG #2 STARTER CUTOUT LIGHT EXTINGUISHED, THE L BLEED LIGHT AND L ENG ANTI ICE LIGHT CAME ON. DID QRH FOR BLEED LIGHT AND PRESSED TRIP RESET L BLEED LIGHT WENT OUT AND L ENG ANTI ICE LIGHT STAYED ON. GROUNDED - YES. CHECKED ANMay 4, 2023 · N948AK · Boeing 7379 · Pneumatic SystemSDR ASAA2023050343162Unknown · unknownAPU FAULT LIGHT ILLUMINATED WHEN ATTEMPTING TO START THE APU AFTER LANDING. GROUNDED - YES. FOUND MAINT MSG 49-41254 START CONVERTER UNIT SHOWS START SYS INOP. PERFORMED B737-9 IFIM TASK 49-40-00-810-818, PERFORMED 5 SUCCESSFUL STARTS OF APU AND MESSAGE DID NOMay 3, 2023 · N948AK · Boeing 7379 · Airborne Auxiliary Power Unit (APU) SystemSDR ASAA2023031542373Unknown · unknownON ROLLOUT AFTER LANDING, MASTER CAUTION, OVERHEAD, ILLUM AMBER "MAINT" LIGHT. GROUNDED - YES. FOUND FAULT CODE 36-12020 FAN AIR MODULATING VALVE IS NOT IN COMMANDED POSITION . ACCOMPLISHED B737-9 IFIM 36-12-00. ALL FAULTS CLEARED.Mar 15, 2023 · N948AK · Boeing 7379 · Pneumatic Distribution SystemSDR ASAA2023030442180Sensor · faulty#1 ENGINE ENG ANTI ICE COWL VALVE LIGHT ILLUMINATED TWICE. TURNED OFF WENT OUT. TURNED ON CAME BACK. GROUNDED - YES. CHECKED OMF FOR ANY EXISTING FAULT AND FOUND NO RELATED MAINT MSG. ACCOMPLISHED B737-9 IFIM TASK 30-21-00-810-807 COWL ANTI-ICE VALVE TEST GOODMar 4, 2023 · N948AK · Boeing 7379 · Air Intake Anti/De-Ice SystemSDR ASAA2023030342172Unknown · unknownON INITIALLY SETTING POWER (AT APPROX 50%) "STAB OUT OF TRIM" LIGHT ILLUM. (LOW SPEED <10 KTS). WE ABORTED AND DID A CONFIG CHECK - WE RECEIVED A TAKEOFF WARNING. ONCE CLEAR, LT EXTINGUISHED. GROUNDED - YES. DFCS BITE B737-9 DFCS FIM TASK 22-11-00-810-D72.SHOWMar 3, 2023 · N948AK · Boeing 7379 · Autopilot SystemSDR ASAA2023022342072Valve · faultyLEFT COWL ANTI-ICE MASTER CAUTION ILLUMINATED AT 90 KTS ON TAKEOFF ROLL. EXTINGUISHED ON ITS OWN CLIMBING THROUGH 2000 FT. GROUNDED - YES. REMOVED ENGINE ANTI ICE VALVE PER B737-9 AMM 30-21-11-000-801. INSTALLED LH COWL ANTI ICE VALVE UP TO AMM 32-21-11-400-80Feb 23, 2023 · N948AK · Boeing 7379 · Air Intake Anti/De-Ice SystemSDR ASAA2023021041897Unknown · unknownDURING FLIGHT UNABLE TO TRANSMIT ON SAT RADIO TO MEDLINK OR DISPATCH. INBOUND COMMUNICATION WAS WEAK. LATER IN FLIGHT POSITIVE COMM ESTABLISHED OVER BZN. GROUNDED - YES. PERFORMED CHECKING THE FAULTS MESSAGE IN EXTENDED MAINTENANCE. NO FAULTS FOUND AND PERFORMFeb 10, 2023 · N948AK · Boeing 7379 · HF Communications SystemSDR ASAA2022122741301Heater · inoperative"TEMP PROBE" AMBER LIGHT IS ILLUMINATED ON THE OVERHEAD PANEL. GROUNDED - YES. REMOVED AND REPLACED TAT PROBE REF B737-9 AMM 34-21-06.Dec 27, 2022 · N948AK · Boeing 7379 · Pitot/Static Anti-Ice SystemSDR ASAA2022122541300Separator · faultedON LANDING MASTER CAUTION OVERHEAD ILLUMINATED. MAINT ILLUMINATED ON OVERHEAD. MASTER CAUTION LIGHT GOES OUT WHEN PUSHED. GROUNDED - YES. REMOVED OIL DEBRIS MONITORING SEPARATOR P/N # 362-075-003-0 AND REPLACED WITH NEW P/N # 362-075-005-0 REF. ASA T/C # SBLEADec 25, 2022 · N948AK · Boeing 7379 · Turbine Engine Oil SystemSDR ASAA2022121441128Fmc · faultedFMC DISAGREE BOTH FMC'S. GROUNDED - YES. ACCOMPLISHED IFIM 34-61-00-810-918. INITIAL EVALUATION PASSES.Dec 14, 2022 · N948AK · Boeing 7379 · Flight Management Computing Hardware SystemSDR ASAA2022113041005Autothrottle Sys · faultedDURING INITIAL CLIMB AIRCRAFT WAS INITIALLY ACCELERATING TO COMMANDED SPEEDS, BUT A/T P/RST AMBER LIGHT WAS FLASHING CONTINUOUSLY FOR 15 SECONDS. AS WE RETRACTED FLAPS FROM 1 TO 0 THE THRUST LEVERS COMMANDED / MOVED TOWARDS IDLE WHILE THE AIRCRAFT FD PITCHED FNov 30, 2022 · N948AK · Boeing 7379 · Auto Throttle SystemSDR ASAA2022112640927Fmc · malfunctionedFMC DISAGREE SHOWN ON SCRATCHPAD ON THE GROUND. GROUNDED - YES. QRH PROCEDURE COMPLIED WITH AND PROBLEM RESOLVED.Nov 26, 2022 · N948AK · Boeing 7379 · Flight Management Computing Hardware SystemSDR ASAA2022111640800Chip Detector · faultyCFM DIAGNOSTICS IS SHOWING #1 ENGINE ODMS CUMULATIVE CHIP COUNT IS STILL REPORTING ELEVATED AFTER RECENT MAINTENANCE/INSPECTION WITH REPORT OF NO CHIPS. ODMS CHIP COUNT REQUIRES INSPECTION AND RESET. GROUNDED - YES. ACCOMP ODMS SENSOR INSP REF AMM 79-00-00. SENov 16, 2022 · N948AK · Boeing 7379 · Engine Indicating SystemSDR ASAA2022111440787Warning Message · false activationMAINT LIGHT ON AFTER LANDING. GROUNDED - YES. FOUND LATCH FAULT CODE 79210351 & 79-42862 PERFORMED B737-9 FIM 679-21-00-810-803. INSPECTED ODMS SENSOR IAW B737-9 AMM G79-00-00-210-801-600. NO DEBRIS FOUND ON SENSOR. PERFORMED TEST #7 CHIP COUNT 0. REINSTALLED Nov 14, 2022 · N948AK · Boeing 7379 · Engine Oil Distribution (Airframe Furnished)SDR ASAA2022110440649Anti-Ice Valve · failedLEFT WING ANTI-ICE FAILED CLOSED. GROUNDED - YES. REMOVED AND REPLACED L/H WING ANTI-ICE REF B737-9 AMM 30-11-11 OPS CHECK GOOD.Nov 4, 2022 · N948AK · Boeing 7379 · Airfoil Anti/De-ice SystemSDR ASAA2022102740491Fmc · failedRIGHT FMC FAILED IN CRUISE FLIGHT. GROUNDED - YES. FOLLOWED B737-9 IFIM TASK 34-61-00-810-883, FMC-2 HAS AN INTERNAL FAULT. PERFORMED INITIAL EVALUATION STEP "B" TASKS 1-15. NO PROBLEM WITH FMC PROMPT, FAULT IS INTERMITTENT. NO HISTORY WITHIN 30 DAYS. OPS CHECOct 27, 2022 · N948AK · Boeing 7379 · Flight Management Computing Hardware SystemSDR ASAA2022100440208Pressure Sensor · out of limitsWHILE PERFORMING ASA T/C 31-005-00, FOUND SMT MESSAGE FAULT BLEED PM SENSOR 1 L. UNDER PRESENT LEG MAINT MSG 36-21020. ENGINE START. ENGINE -1 MANIFOLD DUCT PRESSURE SENSOR 1 SIGNAL IS OUT OF RANGE. GROUNDED - YES. PERFORMED ASA T/C 31-005-001 AND FOUND BLEEDOct 4, 2022 · N948AK · Boeing 7379 · Engine Bleed Air System
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