# Service difficulty reports: N954AK

A list on [N954AK](https://openairdocs.org/aircraft/N954AK.md).

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

- [SDR ASAA2024022648079](https://openairdocs.org/sdr/ASAA2024022648079.md): Battery Pack · discharged · Feb 26, 2024 · N954AK · Boeing 7379 · Emergency Lighting
  > LH ROW 16/17 EMERGENCY LIGHTS/RH R1 EMERGENCY LIGHTS INOP. GROUNDED - YES. REPLACED M1694 BATTERY PACK REF AMM 33-51-06 RELAMPED R1 DOOR EMERGENCY LIGHT REF AMM 33-51-04 OPS CK PASS.
- [SDR ASAA2023110346011](https://openairdocs.org/sdr/ASAA2023110346011.md): Unknown · unknown · Nov 3, 2023 · N954AK · Boeing 7379 · Cabin Cooling System
  > OVERHEAD MAINT LIGHT ILLUMINATED AFTER LANDING. GROUNDED - YES. RESET R PACK IAW 21-00-00 OPS NORMAL NO MSG NOTED AT THIS TIME.
- [SDR ASAA2023103145956](https://openairdocs.org/sdr/ASAA2023103145956.md): Control Unit · faulted · Oct 31, 2023 · N954AK · Boeing 7379 · Windshield/Door Rain/Ice Removal
  > R2 WINDOW HEAT INOP. GROUNDED - YES. ACCOMPLISHED WHCU BITE AND HAD WHCU-LRU RED FAULT LIGHT ILLUMINATED FOR LF AND RS REF AMM 30-41-11. DUE TO HISTORY REMOVED AND REPLACED WHCU REF AMM 30-41-11. OPERATIONAL TEST PASS.
- [SDR ASAA2023103145944](https://openairdocs.org/sdr/ASAA2023103145944.md): Unknown · unknown · Oct 31, 2023 · N954AK · Boeing 7379 · Windshield/Door Rain/Ice Removal
  > RIGHT SIDE WINDOW OVERHEAT LIGHT ILLUMINATED. GROUNDED - YES. RESET PER QRH. OVERHEAT LIGHT STAYS EXTINGUISHED.
- [SDR ASAA2023103045919](https://openairdocs.org/sdr/ASAA2023103045919.md): Fmc · failed · Oct 30, 2023 · N954AK · Boeing 7379 · Flight Management Computing Hardware System
  > LEFT FMC FAILED ON APPROACH. GROUNDED - YES. (RESOLVED ON W/O: 1975300 TASKCARD: N/R-00001) INTERROGATED OMF AND HAD MAINT MSG "34-61002", "34-61001", AND "34-69001" IN FAULT HISTORY. REMOVED AND REPLACED L/H FMC REF AMM 34-61-02. OPERATIONAL TEST PASS. THIS
- [SDR ASAA2023103045920](https://openairdocs.org/sdr/ASAA2023103045920.md): Unknown · unknown · Oct 30, 2023 · N954AK · Boeing 7379 · Flight Management Computing Hardware System
  > DUEAL FMC FAILURE ON DECENT. GROUNDED - YES. ACCOMPLISHED IFIM TASK 34-61-00-810-846 FOUND FAULT CODE 34-61-01 ACCOMPLISHED INITIAL EVALUATION PULLED FMC1 C/B AND RESET AFTER RESET ALL CAULTS CLEARED. A/C OK FOR SERVICE. SEAMC LANCE NOTIFIED. CERTIFICATE # 323
- [SDR ASAA2023103045857](https://openairdocs.org/sdr/ASAA2023103045857.md): Fmc · faulty · Oct 26, 2023 · N954AK · Boeing 7379 · Flight Management Computing Hardware System
  > IN CRUISE FLIGHT, CAPT'S NAV DISPLAY SHOWED VTK AND LOST ALL NAV DATA. FO'S MCDU DEFAULTED TO MENU FOR 30 SECONDS, THEN ALL RETURNED TO NORMAL OPS. GROUNDED - YES. (RESOLVED ON W/O: 1974809 TASKCARD: N/R-00001) REMOVED AND REPLACED CAPT FMC REF MM 34-61-02-40
- [SDR ASAA2023101245595](https://openairdocs.org/sdr/ASAA2023101245595.md): Unknown · unknown · Oct 12, 2023 · N954AK · Boeing 7379 · Fuel Controlling System
  > FOUND LATCH FAULT #2 ENG EEC C2 MESSAGE. GROUNDED - YES. C/W IFIM ENG 2 EEC C2 REF IFIM G73-10-00-810-804. CLEAR LATCH MESSAGE. C/W TEST 32 ENGINE IDLE SYSTEM TEST. TEST PASS. FAULT DIDNT RETURN. NO OTHER FAULT NOTED.
- [SDR ASAA2023092645333](https://openairdocs.org/sdr/ASAA2023092645333.md): Unknown · unknown · Sep 26, 2023 · N954AK · Boeing 7379 · Ignition System
  > OVERHEAD MAINT LIGHT ILLUMINATED. GROUNDED - YES. OPS TEST CHANNEL B IGNITION SYSTEM, ENG #2 IGNITION TEST PASSED PER B737-9 AMM 71-00-00-730-805-G00.
- [SDR ASAA2023092245243](https://openairdocs.org/sdr/ASAA2023092245243.md): Unknown · unknown · Sep 22, 2023 · N954AK · Boeing 7379 · Ignition System
  > MAINT LIGHT ILLUMINATED ON LANDING. GROUNDED - YES. CLEARED "ENG 2 IGNITER R" MSG PER G74-20-00-810-804 IFIM TASK. NO FURTHER STATUS MSG NOTED. CLEARED MAINT LIGHT.
- [SDR ASAA2023092045217](https://openairdocs.org/sdr/ASAA2023092045217.md): Unknown · unknown · Sep 20, 2023 · N954AK · Boeing 7379 · Fuel Controlling System
  > WHILE ACCOMPLISHING T/C 05-020-01 DISCOVERED SMT MESSAGE ENG 2 EEC C2. GROUNDED - YES. ACCOMPLISHED IFIM G73-20-00-810-804. NO DEFECTES NOTED. DETERMINED TO BE INTERMITTENT FAULT.
- [SDR ASAA2023092045216](https://openairdocs.org/sdr/ASAA2023092045216.md): Unknown · unknown · Sep 20, 2023 · N954AK · Boeing 7379 · Fuel Controlling System
  > WHILE ACCOMPLISHING T/C 05-020-01 DISCOVERED SMT MESSAGE ENG 1 EEC C2. GROUNDED - YES. ACCOMPLISHED IFIM G73-20-00-810-803. NO DEFECTES NOTED. DETERMINED TO BE INTERMITTENT FAULT.
- [SDR ASAA2023092045215](https://openairdocs.org/sdr/ASAA2023092045215.md): Unknown · unknown · Sep 20, 2023 · N954AK · Boeing 7379 · Fuel Controlling System
  > WHILE ACCOMPLISHING T/C 05-020-01 DISCOVERED SMT MESSAGE ENG 2 EEC C1. GROUNDED - YES. ACCOMPLISHED IFIM G73-20-00-810-856. NO DEFECTES NOTED. DETERMINED TO BE INTERMITTENT FAULT.
- [SDR ASAA2023090945036](https://openairdocs.org/sdr/ASAA2023090945036.md): Unknown · unknown · Sep 9, 2023 · N954AK · Boeing 7379 · Pneumatic System
  > MAINT LIGHT ON OVERHEAD PANEL ILLUMINATED ON LANDING ROLLOUT. GROUNDED - YES. FOUND MDS MESSAGE 36-12021 ENGINE-2 FAMV BLEED. PERFORMED #2 ENG PNEUMATIC SYS TEST PER B737-9 AMM TASK 36-00-00-730-801, TEST PASSED. MAINT LIGHT EXTINGUISHED-NO MORE FAULTS. INTERM
- [SDR ASAA2023090945035](https://openairdocs.org/sdr/ASAA2023090945035.md): Modulating Valve · faulty · Sep 9, 2023 · N954AK · Boeing 7379 · Pneumatic System
  > MAINT LIGHT ON OVERHEAD PANEL ILLUMINATED ON LANDING ROLLOUT. GROUNDED - YES. ACTIVE FAULT ENG-2 FAMV MSG 36-12021 (HAS HISTORY LAST LEG ON LP. 60912561 REF. IFIM 36-12-00-810-802 INITIAL EVAL WAS PREVIOUSLY ACCOMP. SO FAULT ISOLATION NOW REQUIRED. ASA 10241 O
- [SDR ASAA2023090845026](https://openairdocs.org/sdr/ASAA2023090845026.md): Unknown · unknown · Sep 8, 2023 · N954AK · Boeing 7379 · Communications System
  > HF #1 DISPLAYS "FAIL" MSSG. GROUNDED - YES. PERFORMED IFIM TASK 23-11-00-810-817 OPS CHECK OK, NO FAULT.
- [SDR ASAA2023082944897](https://openairdocs.org/sdr/ASAA2023082944897.md): Igniter · failed · Aug 29, 2023 · N954AK · Boeing 7379 · Spark Plug/Igniter
  > TWO FAILED ENGINE STARTS ON #1 ENGINE DURING TAXI OUT NO FUEL FLOW. GROUNDED - YES. REMOVED AND REPLACED RIGHT IGNITER PLUG IAW AMM 74-21-02. PERFOREMD IGNITION SYSTEM TEST IAW AMM 71-00-00-730-804-G00. ALSO PERFORMED IDLE ENGINE RUN TEST IAW AMM 71-00-00-910.
- [SDR ASAA2023082944862](https://openairdocs.org/sdr/ASAA2023082944862.md): Unknown · unknown · Aug 29, 2023 · N954AK · Boeing 7379 · Ignition System
  > MAINT CAUTION LIGHT ILLUMINATED AFTER LANDING. GROUNDED - YES. REF MEL 74-00-01C FOR #1 ENG R IGNITION SYSTEM 60643132. FOUND STATUS NOT INHIBITED. ACCOMPLISHED INHIBIT MAINT LIGHT REF MEL SECTION 1A. VERIFIED MAINT LIGHT EXTINGUISHED. AC OK FOR SERIVCE. MCSEA
- [SDR ASAA2023080244370](https://openairdocs.org/sdr/ASAA2023080244370.md): Unknown · unknown · Aug 2, 2023 · N954AK · Boeing 7379 · Cabin Pressure Control System
  > PRIMARY PRESSURIZATION CONTROLLER FAILED(USED ALTN TO PHX). GROUNDED - YES. RESET 1 CPC CB REF 20-60-01, PERFORMEDBITE OF #1 & 2 CPC, NO FAULTS,SYS OKAY REF AMM 21-31-00-740-801OKAY FOR SVC, NO HISTORY 90 DAYS.
- [SDR ASAA2023072144160](https://openairdocs.org/sdr/ASAA2023072144160.md): Unknown · unknown · Jul 21, 2023 · N954AK · Boeing 7379 · Autopilot System
  > CAPTAIN'S F/D MA GREEN LIGHT FLICKERS. GROUNDED - YES. (RESOLVED ON W/O: 1962645 TASKCARD: N/R-00001) PERFORMED LLM TEST AMM 22-11-00-700-801, ALL TEST PASSED, CLEARS MEL 22-11-12A & MEL 22-99B, PLACARD REMOVED, SEAMC PETER NOTIFIED.
- [SDR ASAA2023070443881](https://openairdocs.org/sdr/ASAA2023070443881.md): Unknown · unknown · Jul 4, 2023 · N954AK · Boeing 7379 · Fuel Controlling System
  > DURING PERFORMING T/C 31-005-00 W/O 1959557 FOUND "ENG 1 EEC C2" MESSAGE ON SCHEDULE MAINTENANCE TASK DISPLAY SYSTEM. GROUNDED - YES. ON DEFERRAL.
- [SDR ASAA2023062743769](https://openairdocs.org/sdr/ASAA2023062743769.md): Unknown · unknown · Jun 27, 2023 · N954AK · Boeing 7379 · Fuel Controlling System
  > DURING WO 1959098 T/C 31-005-00 FOUND SMT MESSAGE ENG 1 EEC C2. GROUNDED - YES. PERFORMED IFIM TASK G73-10-00-810-803 WITH NO CORRELATED MX MESSAGES FOUND. PERFORMED TO BE INTERMITTENT FAULT. PERFORMED GROUND VERIFICATION TEST NO. 32 AMM G71-00-00. OPS CK GOOD
- [SDR ASAA2023062243685](https://openairdocs.org/sdr/ASAA2023062243685.md): Unknown · unknown · Jun 22, 2023 · N954AK · Boeing 7379 · APU Start/Ignition System
  > APU FAULT LIGHT WHEN ATTEMPTING TO START UPON ARRIVAL IN SEA. TRIED TWICE, NO JOY. GROUNDED - YES. PERFORM OPERATION CHECKS OF APU PER AMM 49-11-00 AND NO FAULT FOUND
- [SDR ASAA2023053143452](https://openairdocs.org/sdr/ASAA2023053143452.md): Igniter · failed · May 31, 2023 · N954AK · Boeing 7379 · Spark Plug/Igniter
  > MAINT LIGHT ON AFTER LANDING. GROUNDED - YES. REMOVED ENG 2 RIGHT IGNITER PLUG REF B737-9 AMM 74-21-02-00-802. INSPECTED IGNITER PLUG AND FOUND UNIT FAILING. REPLACED RIGHT IGNITER PLUG REF AMM 74-21-02-400-802. PERFORMED TASK 71-00-00-730-805 TEST NO. 19 AND
- [SDR ASAA2023052343341](https://openairdocs.org/sdr/ASAA2023052343341.md): Unknown · unknown · May 23, 2023 · N954AK · Boeing 7379 · Ice/Rain Protection System
  > WINDOW R2 "OVERHEAT" ILLUMINATED AFTER PUSHBACK DURING ENGINE START. GROUNDED - YES. ASA 737MAX QRH PROCEDURE FOLLOWED AND RECTIFIED CONDITION.
- [SDR ASAA2023052243315](https://openairdocs.org/sdr/ASAA2023052243315.md): Unknown · unknown · May 22, 2023 · N954AK · Boeing 7379 · Flight Management Computing Hardware System
  > JUST AFTER CP, WHILE ENROUTE, EXPERIENCE A DUAL FMC FAILURE. MAP DISPLAY DISAPPEARED. LNAV/VNAV DISENGAGED AND VTK FAILURE FLAG ON BOTH SIDES AFTER APPROXIMATELY 30 SECONDS, FMC WAS RESTORED ON BOTH SIDES. GROUNDED - YES. C/W OPS CHECK OF BOTH FMC'S IAW B737-9
- [SDR ASAA2023030242187](https://openairdocs.org/sdr/ASAA2023030242187.md): Unknown · unknown · Mar 2, 2023 · N954AK · Boeing 7379 · Airfoil Anti/De-ice System
  > WING ANTI-ICE R VALVE ILLUMINATED WHEN USING SYSTEM INFO DUCT SPLIT 25PSI+ WHEN USING. GROUNDED - YES. PERFORMED B737-9 IFIM TASK 30-11-00-810-809 A.1,A,B,C, AND E. MANUAL OVERRIDE MOVES FREELY. FOUND BOTH WING ANTI ICE LTS OFF AND HAD CREW RUN ENGINES AT IDLE
- [SDR ASAA2023010921436](https://openairdocs.org/sdr/ASAA2023010921436.md): Acm · seized · Jan 2, 2023 · N954AK · Boeing 7379 · Cabin Cooling System
  > AT GATE AFTER TURNING ON RIGHT PACK PASSENGERS REPORTED BURNING SMELL. SIMULTANEOUSLY THE RIGHT "PACK" LIGHT ILLUMINATED. GROUNDED - YES. FOUND RIGHT HAND ACM SEIZED. REMOVED AND REPLACED R/H PACK AIR CYCLE MACHINE, OPS AND LEAK CHECK GOOD. NO MAINT LIGHT OR P
- [SDR ASAA2022122841290](https://openairdocs.org/sdr/ASAA2022122841290.md): Circuit Breaker · tripped · Dec 28, 2022 · N954AK · Boeing 7379 · Ice/Rain Protection System Wiring
  > L SIDE WINDOW HEAT "OVERHEAT" ILLUMINATED. GROUNDED - YES. PER B737-9 IFIM 30-41-00-810-827 WHCU LEFT SIDE HAD NO POWER. CIRCUIT BREAKER WAS OUT. RESET CIRCUIT BREAKER. PERFORMED WHCU BITE. NO FAULTS. PERFORMED WINDOW HEAT TEST. TEST GOOD.
- [SDR ASAA2022122841280](https://openairdocs.org/sdr/ASAA2022122841280.md): Warning Light · false activation · Dec 28, 2022 · N954AK · Boeing 7379 · Autopilot System
  > ON RECALL DURING DESCENT CHECKLIST "SPEED TRIM FAIL" LIGHT ILLUMINATED. LIGHT EXTINGUISHED AFTER MASTER CAUTION RESET. GROUNDED - YES. REF BOEING FLEET TEAM DIGEST # 737MAX-FTD-22-21002 PERFORMED B737-9 IFIM 22-11-00-810-D71, WITH NO DEFECTS NOTED. PERF BITE G

## 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 = 'N954AK' AND registry_match = 'registration'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/aircraft/N954AK/reports

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