# Service difficulty reports: N975AK

A list on [N975AK](https://openairdocs.org/aircraft/N975AK.md).

Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Newest first.

- [SDR ASAA2025101261574](https://openairdocs.org/sdr/ASAA2025101261574.md): Power Supply · inoperative · Oct 12, 2025 · N975AK · Boeing 7379 · Emergency Lighting
  > EMERGENCY EXIT LIGHTS INTERNAL AND THE EXTERNAL LIGHT FOR FOR RIGHT HAND R2 DOOR FAILED CAPACITY TEST. SRXR430X. GROUNDED - YES. REMOVED AND REPLACED M1672 BATTERY POWER SUPPLY AND PERFORMED OPS CHECK, TESTED GOOD IAW B737 AMM 33-51-06-960-803. SRXR430X.
- [SDR ASAA2025091360895](https://openairdocs.org/sdr/ASAA2025091360895.md): Lens · missing · Sep 13, 2025 · N975AK · Boeing 7379 · Emergency Lighting
  > 17DEF EXIT PLACARD EXIT/LIGHT PLACARD IS MISSING. GROUNDED - YES. REPLACED EXIT SIGN LIGHT ASSEMBLY AT SEAT 17DEF REF AMM 33-51-01-960-802. OPS CHECK GOOD.
- [SDR ASAA2024050849512](https://openairdocs.org/sdr/ASAA2024050849512.md): Sign · detached · May 8, 2024 · N975AK · Boeing 7379 · Emergency Lighting
  > CONTER AISLE EMERGENCY EXIT SIGN HANGING DOWN. GROUNDED - YES. RESECURED EMER EXIT SIGN @ MID CABIN OVERHEAD AS REQUIRED. OPS CHK NORMAL.
- [SDR ASAA2024030148198](https://openairdocs.org/sdr/ASAA2024030148198.md): Sign · detached · Mar 1, 2024 · N975AK · Boeing 7379 · Emergency Lighting
  > ROW 16 EMERGENCY EXIT SIGN DISCONNECTED FROM MOUNT. GROUNDED - YES. RE-SECURED ROW 16 EMERGENCY EXIT SIGN. OPS CK OK.
- [SDR ASAA2024021747914](https://openairdocs.org/sdr/ASAA2024021747914.md): Sign · detached · Feb 17, 2024 · N975AK · Boeing 7379 · Emergency Lighting
  > CENTER EMERGENCY EXIT SIGN DETACHED FROM CEILING. GROUNDED - YES. SECURED SIGN IAW AMM 33-51-01.
- [SDR ASAA2023111246158](https://openairdocs.org/sdr/ASAA2023111246158.md): Unknown · unknown · Nov 12, 2023 · N975AK · Boeing 7379 · Autopilot System
  > SPEED TRIM FAIL ILLUMINATED ON MASTER CAUTION RECALL PRIOR TO TOP OF DESCENT. GROUNDED - YES. REF FIM 22-11-00-810-D73 PERFORMED SURFACE TEST 60.32 ALL TESTS PASSED.TECH SERVICES SAM NOTIFIED. SEAMC ANDY NOTIFIED.
- [SDR ASAA2023102845910](https://openairdocs.org/sdr/ASAA2023102845910.md): Pump · malfunctioned · Oct 28, 2023 · N975AK · Boeing 7379 · Hydraulic Pump (Electric/Engine), Main
  > AT CRUISE MASTER CAUTION ENG 2 HYD LOW PRESSURE ACCOMPANIED BY ENGINE VIBRATION. GROUNDED - YES. AIR TURNBACK - PERFORMED CONDITIONAL INSPECTION PER MM 05-51-35 SN 68400 REMOVED #2 ENGINE EDP PER AMM 24-11-11. INSTALLED ENGINE #2 EDP IAW AMM TASK 29-11-11-400-
- [SDR ASAA2023102745896](https://openairdocs.org/sdr/ASAA2023102745896.md): Unknown · unknown · Oct 27, 2023 · N975AK · Boeing 7379 · Wind Shear Detection System
  > WINDSHEAR AHEAD ALERT ON TO ROLL FOLLOWED BY ACTIVATION OF RADAT TEST MODE. RTO INITIATED AT APPROX 65KTS (TERRAIN BUTTON WAS SELECTED ON BOTH EFIS PANELS_). GROUNDED - YES. PERFORMED OPS CHECK OF WEATHER RADAR SYSTEM PER AMM 34-41-00 OPS CK NNML 3 TIMES NO HI
- [SDR ASAA2023102445834](https://openairdocs.org/sdr/ASAA2023102445834.md): Unknown · unknown · Oct 24, 2023 · N975AK · Boeing 7379 · Airfoil Anti/De-ice System
  > WING ANTI-ICE R VALVE CAUTION LIGHT. GROUNDED - YES. ACCOMPLISHED ANTI-ICE VALVE L/H & R/H HEALTH CHECK PER T/C MAX-30EO-25962-1. NO FAULT FOUND.
- [SDR ASAA2023091245118](https://openairdocs.org/sdr/ASAA2023091245118.md): Turbine Wheel · damaged · Sep 12, 2023 · N975AK · Boeing 7379 · Turbine Section
  > WHILE DOING T/C 1967893 - HPT STAGE 1 SHROUD BOROSCOPE INSPECTION, FOUND DAMAGE ON BORO PORT # Q (#2 ENG, S/N 602959). GROUNDED - YES. REMOVED #2 ENGINE ESN 602959. TRANSFERED TO ASA SHOP W/O 1969289.
- [SDR ASAA2023091245117](https://openairdocs.org/sdr/ASAA2023091245117.md): Combust Chamber · damaged · Sep 12, 2023 · N975AK · Boeing 7379 · Turbine Engine Combustion Section
  > WHILE DOING T/C 72-220-00 BOROSCOPE THE ENGINE COMBUSTION CHAMBER FOUND #2 ENG COMBUSTION CHAMBER DEFECTOR PLATE # 11,12,13 HAVE CIRCUMFRENCIAL CRACKS. ENG S/N 602959 REF T/C 72-220-00. STEP C. (2) CIRCUMFRENTIAL CRACK IS NOT ALLOWED. GROUNDED - YES. REMOVED #
- [SDR ASAA2023090945025](https://openairdocs.org/sdr/ASAA2023090945025.md): Unknown · unknown · Sep 9, 2023 · N975AK · Boeing 7379 · Autopilot System
  > SPEED TRIM FAIL LIGHT ILLUMINATES ON MASTER CAUTION RECALL. LIGHT EXTINGUISHES ON MASTER CAUTION RESET. GROUNDED - YES. CHANNEL A SET LAST-LEG FAILURE MESSAGE 22-11186: TRIM COMMAND RESPONSE MONITOR. REF. IFIM 22-11-00-810-C61: ACCOMPLISHED SPEED/STAB LRU TEST
- [SDR ASAA2023073144331](https://openairdocs.org/sdr/ASAA2023073144331.md): Exciter · faulty · Jul 31, 2023 · N975AK · Boeing 7379 · Exciter
  > #2 ENGINE NO LIGHT OFF, NO FUEL FLOW OBSERVED. GROUNDED - YES. (RESOLVED ON W/O: 1960968 TASKCARD: N/R-00001) REMOVED AND REPLACED LH IGN PLUG REF AMM 74-21-02, REMOVED AND REPLACED LH IGN LEAD REF AMM 74-21-01, REMOVED AND REPLACED LH IGN EXCITER REF AMM 74-
- [SDR ASAA2023071544056](https://openairdocs.org/sdr/ASAA2023071544056.md): Unknown · unknown · Jul 15, 2023 · N975AK · Boeing 7379 · APU Bleed Air System
  > NO DUCT PRESSURE WITH APU BLEED AIR SWITCH ON. GROUNDED - YES. PERFORMED B737-9 FIM TASK 49-52-00. CYCLE POWER BLEED AIR BACK TO NORMAL.
- [SDR ASAA2023062643776](https://openairdocs.org/sdr/ASAA2023062643776.md): Unknown · unknown · Jun 26, 2023 · N975AK · Boeing 7379 · Autopilot System
  > SINGLE CHANNEL SPEED TRIM FAIL ANNUNCIATION W/ RECALL @ 34,000 FT. GROUNDED - YES. PERFORMED IFIM 22-11-00-740-874 AND TASK 22-11-00-810 MAINT LIGHT EXTINGUISHED NO 30 DAYS HISTORY.
- [SDR ASAA2023062443768](https://openairdocs.org/sdr/ASAA2023062443768.md): Unknown · unknown · Jun 24, 2023 · N975AK · Boeing 7379 · Fuel Controlling System
  > SMT MESSAGE, ENG 1 EEC C2. GROUNDED - YES. ON DEFERRAL.
- [SDR ASAA2023062443767](https://openairdocs.org/sdr/ASAA2023062443767.md): Unknown · unknown · Jun 24, 2023 · N975AK · Boeing 7379 · Fuel Controlling System
  > SMT MESSAGE, ENG 2 EEC C2. GROUNDED - YES. ON DEFERRAL.
- [SDR ASAA2023061443581](https://openairdocs.org/sdr/ASAA2023061443581.md): Module · faulty · Jun 14, 2023 · N975AK · Boeing 7379 · Weather Radar System
  > INTERMITTENT ANOMALIES ON WX RADAR DISPLAY INTERMITTENT PWS & WXR FAIL MSGS. GROUNDED - YES. REF B737-9 AMM 34-41-41 REMOVED AND REPLACED WX RADAR RECEIVER/TRANSMITTER, OPS TEST GOOD.
- [SDR ASAA2023052243311](https://openairdocs.org/sdr/ASAA2023052243311.md): Unknown · unknown · May 22, 2023 · N975AK · Boeing 7379 · Autopilot System
  > SPEED TRIM FAIL LIGHT ILLUMINATES DURING MASTER CAUTION RECALL AND EXTINGUISHES DURING MASTER CAUTION RESET. GROUNDED - YES. ACCOMPLISHED B737-9 IFIM 22-11-00-810-D71. FOUND FAULT MAINTENANCE MESSAGE 22-11186 LEG1. ACCOMPLISHED IFIM 22-11-00-810-C61. AUTOTEST
- [SDR ASAA2023050343123](https://openairdocs.org/sdr/ASAA2023050343123.md): Unknown · unknown · May 3, 2023 · N975AK · Boeing 7379 · Autopilot System
  > "SPEED TRIM FAIL" LIGHT COMES ON DURING MASTER CAUTION RECALL ON DESCENT. GROUNDED - YES. "ONLY" CHAN A FAULT MSG 22-11186 IN FLI HISTORY ON DFCS. ACCOMP B737-9 IFIM TASK 22-11-00-810-C61 FOR TRIM CMD RESPONSE MONITOR NUISANCE FAULT- TESTS PASS OPS CK OK. NO C
- [SDR ASAA2023042342975](https://openairdocs.org/sdr/ASAA2023042342975.md): Fuel Nozzle · coked · Apr 23, 2023 · N975AK · Boeing 7379 · Engine Fuel Distribution
  > GE DIAGNOSTICS REPORTS #1 ENGINE (SN 602946) TREND DATA SHOWS EXCESS COKING OF THE FUEL NOZZLE MAIN ORIFICES. GROUNDED - YES. ACCOMPLISHED FUEL NOZZLE REPLACEMENT PER ASA T/C 73-ASA-02.
- [SDR ASAA2023041642904](https://openairdocs.org/sdr/ASAA2023041642904.md): Anti-Ice Valve · faulty · Apr 16, 2023 · N975AK · Boeing 7379 · Air Intake Anti/De-Ice System
  > ON TO ROLL AT APPROXIMATELY 60 KTS LEFT COWL ANTI ICE CAUTION ILLUMINATED. REJECTED TAKEOFF ROLL. GROUNDED - YES. REMOVED AND REPLACED #1 ENG ANTI ICE VALVE REF B737-9 AMM 30-21-11-000/400-801 AND B737-9 IFIM 30-21-00-810-811 OPS CHECKED GOOD AND NO LEAKS NOTE
- [SDR ASAA2023031442367](https://openairdocs.org/sdr/ASAA2023031442367.md): Unknown · unknown · Mar 14, 2023 · N975AK · Boeing 7379 · Airfoil Anti/De-ice System
  > ON DESCENT AT 12000 FEET TURNED WING ANTI ICE ON. THE LEFT AMBER ANTI ICE VALVE LIGHT ILLUMINATED. GROUNDED - YES. COMPLETED TASK CARD MAX-30EA-25064 WING THERMAL ANTI-ICE INLET TUBE INSPECTION. CLEARED LIGHT AND OPS CHECK NORMAL. WORK COMPLETED ON W/O #194627
- [SDR ASAA2023031442366](https://openairdocs.org/sdr/ASAA2023031442366.md): Unknown · unknown · Mar 14, 2023 · N975AK · Boeing 7379 · Airfoil Anti/De-ice System
  > ON DESCENT WITH POWER AT IDLE "L VALVE" LIGHT FOR WING ANTI ICE CAME ON. TRIED AGAIN WITH POWER AT 65% N1 AND LIGHT REMAINED ON. GROUNDED - YES. ACCOMPLISHED B737-9 IFIM TASK 30-11-00-810-808. LH VALVE WING ANTI ICE. OPS CHECK NORMAL AFTER RESET.
- [SDR ASAA2023030742229](https://openairdocs.org/sdr/ASAA2023030742229.md): Unknown · unknown · Mar 7, 2023 · N975AK · Boeing 7379 · Autopilot System
  > SPEED TRIM LIGHT ILLUMINATED ON RECALL CHECK DURING DESCENT. RAN QRH CHECK. FOUND SINGLE CHANNEL FAULT. GROUNDED - YES. FOLLOWED B737-9 IFIM 22-11-00-810-071. PERFORMED DFCS FAULT HISTORY FOR CHANNEL A & B. FOUND CH:A, STAB TRIM CUTOUT RELAY, STAB TRIM SW/MODU
- [SDR ASAA2023030342178](https://openairdocs.org/sdr/ASAA2023030342178.md): Valve · failed · Mar 3, 2023 · N975AK · Boeing 7379 · Airfoil Anti/De-ice System
  > WING ANTI-ICE= R VALVE= ILLUMINATED WITH SWITCH ON- EXTINGUISHED WITH SWITCH OFF. VALVE FAILED TO OPEN. GROUNDED - YES. REMOVED AND REPLACED RH WING THERMAL ANTI-ICE VALVE REF B737-9 AMM 30-11-11.
- [SDR ASAA2023022842106](https://openairdocs.org/sdr/ASAA2023022842106.md): Unknown · unknown · Feb 28, 2023 · N975AK · Boeing 7379 · Airfoil Anti/De-ice System
  > R VALVE LIGHT ON WING ANTI ICE SYSTEM ILLUMINATED WITH MASTER CAUTION LIGHT. GROUNDED - YES. ACCOMPLISHED DATA SUPP FOR B737-9 AMM 30-11-11-710-801 LIGHT EXTINGUISHED, OPS CK GOOD.
- [SDR ASAA2023012311585](https://openairdocs.org/sdr/ASAA2023012311585.md): Warning Light · false activation · Jan 21, 2023 · N975AK · Boeing 7379 · Central Warning
  > PRIOR TO DESCENT SPEEDTRIM LIGHT ILLUM UPON MASTER CAUTION RECALL. GROUNDED - YES. ACCOMPLISHED B737-9 IFIM 22-11-00-810-D71, ALL TEST PASSED, FAILED LIGHT EXTINGUISHED MASTER CAUTION RECALL TEST PASSED, FAIL LIGHT NO LONGER ACTIVE, NO HISTORY 60 DAYS.
- [SDR ASAA2023010841465](https://openairdocs.org/sdr/ASAA2023010841465.md): Aoa · inoperative · Jan 8, 2023 · N975AK · Boeing 7379 · Stall Warning System
  > AUTOPILOT A INOP. GROUNDED - YES. FCC-A LOGGED 75 FAULTS AT FL360. MOST PERTAINING TO LEFT ADIRU. LEFT ADIRU LOGGED 34-21023, AOA SIGNAL FAIL FOR THREE LEGS.REMOVED & REPLACED LEFT AOA VANE. REF B737-9 AMM 34-21-05-000-801 & 34-21-05-400-801.
- [SDR ASAA2023010971448](https://openairdocs.org/sdr/ASAA2023010971448.md): Fmc · faulted · Jan 7, 2023 · N975AK · Boeing 7379 · Flight Management Computing Hardware System
  > FMC ERROR WHEN LOADING PERF DATA. GROUNDED - YES. REBOOTED FMC 1& 2. OPS CHECK NORMAL REF B737-9 AMM 34-61-00-710-801.
- [SDR ASAA2022090639869](https://openairdocs.org/sdr/ASAA2022090639869.md): Unknown · unknown · Sep 6, 2022 · N975AK · Boeing 737 · Autopilot System
  > SPEED TRIM FAIL LIGHT LIGHT ON RECALL PRIOR TO DESCENT. RAN QRH, SUSPECT SINGLE CHANNEL FAULT. GROUNDED - YES. PERFORMED B737-9 IFIM TASK 22-11-00-810-D71 AND DFCS BITE B737-9 AMM 22-11-00-740-814. OPS CHECK NORMAL NO FAULTS NOTED. NO FAULTS ON RECALL.
- [SDR ASAA2022090439793](https://openairdocs.org/sdr/ASAA2022090439793.md): Unknown · unknown · Sep 4, 2022 · N975AK · Boeing 737 · Flight Management Computing Hardware System
  > FMC DISAGREE IN FMC SCRATCH PAD. GROUNDED - YES. CYCLED #1 AND #2 FMC POWER 2EA C/B OPENED AND CLOSED. P6-1 D16 AND P18-2 A6. NO FAULTS AFTER RESET REF B737-9 IFIM 34-61-00-810-918. ETOPS SIGNIFICANT SYSTEM GROUND VERIFICATION SUCCESSFUL. AIRCRAFT OK FOR SERVI

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
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 = 'N975AK' AND registry_match = 'registration'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/aircraft/N975AK/reports

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