# Service difficulty reports: N942AK

A list on [N942AK](https://openairdocs.org/aircraft/N942AK.md).

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

- [SDR ASAA2023111046117](https://openairdocs.org/sdr/ASAA2023111046117.md): Valve · faulty · Nov 10, 2023 · N942AK · Boeing 7379 · Pneumatic Distribution System
  > "MAINT" LIGHT AFTER LANDING. GROUNDED - YES. FOUND ACTIVE FAULT ISOLATION 36-11020, ACCOMLISHED IFIM 36-11-00-810-802 PNEUMACTIC ENGINE ON SYSTEM TEST AMM 36-00-00-730-801 MAINT LIGHT REMAINS ON,69096. REMOVED AND REPLACED THE #1 ENG HPSOV REF AMM 36-11-07-000
- [SDR ASAA2023110946137](https://openairdocs.org/sdr/ASAA2023110946137.md): Unknown · unknown · Nov 9, 2023 · N942AK · Boeing 7379 · Airfoil Anti/De-ice System
  > WING ANTI-ICE "L VALVE " LIGHT AND ASSOCIATED ASYMMETRIC WING ICE ON DESCENT. GROUNDED - YES. ACCOMPLISHED WING-ANTI-ICE VLV CHECK AND PERFORMED AN OPERATIONAL TEST ON THE WING-ANTI OPEN/CLOSED AFTER INTRODUCE PNEUMATIC SYSTEM OPS CHECK GOOD. ETOPS SIGNIFICANT
- [SDR ASAA2023110746059](https://openairdocs.org/sdr/ASAA2023110746059.md): Unknown · unknown · Nov 7, 2023 · N942AK · Boeing 7379 · Airfoil Anti/De-ice System
  > "L" VALVE AMBER WING ANTI-ICE LIGHT ILLUMINATED APON WING ANTIICE SWITCH MOVED TO ON. GROUNDED - YES. ACCOMPLISHED MM TASK 30-11-11-200-801.L. THERMAL WING ANTI-ICE HEALTH CHECK. CYCLED VALVE 3 TIMES TO CLER BLOCKAGE. ALL VALVE INDICATIONS NORMAL. NO WING ANTI
- [SDR ASAA2023110746057](https://openairdocs.org/sdr/ASAA2023110746057.md): Unknown · unknown · Nov 7, 2023 · N942AK · Boeing 7379 · Airfoil Anti/De-ice System
  > L WING ANTI-ICE VALVE CAUTION LIGHT ILLUMINATED WHEN WING ANTIICE SELECTED DURING DESCENT. GROUNDED - YES. PERFORMED IFIM TASK 30-11-00-810-808 L/H WING ANTIICE VALVE LIGHT EXTINGUISHED. A/C OK FOR SERVICE. SEAMC NOTIFIED.2821712.
- [SDR ASAA2023102145785](https://openairdocs.org/sdr/ASAA2023102145785.md): Unknown · unknown · Oct 21, 2023 · N942AK · Boeing 7379 · Pneumatic Distribution System
  > MAINT LIGHT ILLUMINATED ON OVERHEAD PANEL. GROUNDED - YES. FOUND MAINT MESSAGE 36-11020 ENG 1 HPSOV IS NOT IN COMMANDED POSITION DETECTED BY IASC-LEFT. PERFORMED B737-9 FIM TASK 36-11-00-810-802 PERFORMED PNEUMATIC ENGINE ON SYSTEM TEST REF B737-9 AMM 36-00-00
- [SDR ASAA2023101545650](https://openairdocs.org/sdr/ASAA2023101545650.md): Unknown · unknown · Oct 15, 2023 · N942AK · Boeing 7379 · Flight Management Computing Hardware System
  > FFMG DEFECT - FMC DISAGREE INDICATED. GROUNDED - YES. FMC L + R 100 --> 6R SENSOR INTERROGATION INDICATES A STEADY SYNC ERROR. 8 CBS OPENED/TAGGED/UNTAGGED/CLOSED DURING MAINTENANCE. ACCOMPLISHED FMCS OPERATIONAL TEST PER B737-9 AMM 34-61-00-710-801 OBSERVING
- [SDR ASAA2023100945543](https://openairdocs.org/sdr/ASAA2023100945543.md): Unknown · unknown · Oct 9, 2023 · N942AK · Boeing 7379 · APU Bleed Air System
  > AFTER LANDING ATTEMPTED TO START APU. APU FAULT LIGHT ILLUMINATED. RAN QRH. AFTER 5 MINS ATTEMPED RESTART.APU FAULT LIGHT ILLUMINATED A SECOND TIME. POSITIONED APU START SWITCH TO OFF. GROUNDED - YES. ON DEFERRAL.
- [SDR ASAA2023100845475](https://openairdocs.org/sdr/ASAA2023100845475.md): Unknown · unknown · Oct 8, 2023 · N942AK · Boeing 7379 · Fuel Controlling System
  > #1 ENG FOUND FAULT NUMBER 73-43850, ENG FAN INLET (T12) SENSOR DO NOT AGREE. GROUNDED - YES. PERFORMED IFIM INITIAL EVALUATION PER B737-9 IFIM G73-21-00-810-937 FOUND NO LONGER ACTIVE. NO OTHER DEFECT NOTED.
- [SDR ASAA2023100145378](https://openairdocs.org/sdr/ASAA2023100145378.md): Unknown · unknown · Oct 1, 2023 · N942AK · Boeing 7379 · Fuel Controlling System
  > WHILE PERFORMING, T/C 05-020-01 FOUND " ENG 2 EEC 2 " MSG ON SCHEDULED MAINTENANCE TASK DISPLAY SYSTEM. GROUNDED - YES. ON DEFERRAL.
- [SDR ASAA2023100145373](https://openairdocs.org/sdr/ASAA2023100145373.md): Unknown · unknown · Oct 1, 2023 · N942AK · Boeing 7379 · Fuel Controlling System
  > WHILE PERFORMING, T/C 05-020-01 FOUND " ENG 1 EEC 2 " MSG ON SCHEDULED MAINTENANCE TASK DISPLAY SYSTEM. GROUNDED - YES. ON DEFERRAL.
- [SDR ASAA2023091045055](https://openairdocs.org/sdr/ASAA2023091045055.md): Unknown · unknown · Sep 10, 2023 · N942AK · Boeing 7379 · Electrical Power System
  > ELEC LIGHT ON TOUCH DOWNALSO HEADING/MAP RANDOMLY ROTATED 20 DEGREES L+R WITH BRAKES SET WITH AURAL AND VISUAL WARNING FOR SPEEDBRAKE. GROUNDED - YES. REGARDING THE HEADING/MAP SLEWING LEFT/RIGHT WITH SPEEDBRAKE WARNINGS. THIS IS A KNOWN ISSUE DUE TO FMC SOFTW
- [SDR ASAA2023090144936](https://openairdocs.org/sdr/ASAA2023090144936.md): Probe · faulty · Sep 1, 2023 · N942AK · Boeing 7379 · Engine EGT/TIT Indicating System
  > IN CRUISE, AT FL370, RECVD TEMP PROBE "A" MASTER CAUTION. GROUNDED - YES. REMOVED AND REPLACED TAT PROBE IAW AMM 34-21-06-400-801 OPS CK GOOD SEAMC JEFF NOTIFIED.
- [SDR ASAA2023082344738](https://openairdocs.org/sdr/ASAA2023082344738.md): Unknown · unknown · Aug 23, 2023 · N942AK · Boeing 7379 · Weather Radar System
  > WHEN SELECTION WEATHER RADAR ON THE NAV DISPLAYS SHOWS WXR FAIL. GROUNDED - YES. NO HISTORY OF FAULT. PERFORMED WXR OPERATIONAL TEST REF MM 34-41-00-710-801 & OPS NORMAL NO FAULTS.
- [SDR ASAA2023080444434](https://openairdocs.org/sdr/ASAA2023080444434.md): Unknown · unknown · Aug 4, 2023 · N942AK · Boeing 7379 · Airborne Auxiliary Power Unit (APU) System
  > APU LOW PRESSURE LIGHT ILLUMINATED. SUCCESSFUL START ON SECOND ATTEMPT AT GATE. GROUNDED - YES. PER LP 60721533, MEL 49-99A (ETOPS) APU ON DEMAND PROGRAM, APU CONTINUOUS OPERATION (ETOPS) AND C/N 31035942. CSS SUCCESSFUL PER MCC. MX NOTED.
- [SDR ASAA2023073044330](https://openairdocs.org/sdr/ASAA2023073044330.md): Unknown · unknown · Jul 30, 2023 · N942AK · Boeing 7379 · Fuel Controlling System
  > GE CNR 20230730051 ENG 1 S/N 60A529 IS GENERATING ALERTS FOR PS3 OUT OF RANGE, PS3 DISAGREE FAULTS OR P3B PRESSURE DISAGREE FAULTS. ICE/WATER BLOCAGE IS SUSPECT AND PSS BLOWOUT REQUIRED. (#PRI1/ETOPS). GROUNDED - YES. (RESOLVED ON W/O: 1963326 TASKCARD: N/R-0
- [SDR ASAA2023073044313](https://openairdocs.org/sdr/ASAA2023073044313.md): Unknown · unknown · Jul 30, 2023 · N942AK · Boeing 7379 · APU Cowling/Containment
  > APU FAILS TO ROTATE / TURN ON MULTIPLE ATTEMPTS MADE AMBER LIGHT TURN ON. GROUNDED - YES. RAN FIM 49-41012, CONSEQUENTLY RUNNING BITE PROCEDURE TASK/AMM 49-61-00. MAIN. MSG CLEARED. FAULT PROVES TO BE INTERMITTENT. SEAMC LANCE NOTIFIED. THIS CLEARS MEL 49-11-0
- [SDR ASAA2023072744281](https://openairdocs.org/sdr/ASAA2023072744281.md): Unknown · unknown · Jul 27, 2023 · N942AK · Boeing 7379 · Ignition System
  > AFTER LANDING MAINT LIGHT ILLUMINATED. GROUNDED - YES. (RESOLVED ON W/O: 1961265 TASKCARD: N/R-00004) REVERSED MAINTENANCE PROCEDURES. FOUND FAULT CODE 74-42543. TROUBLESHOT PER IFIM G74-00-00-810-841. PERFORMED ENGINE 2 EEC IGNITION SYSTEM TEST REF AMM 71-00
- [SDR ASAA2023070743941](https://openairdocs.org/sdr/ASAA2023070743941.md): Unknown · unknown · Jul 7, 2023 · N942AK · Boeing 7379 · Airborne Auxiliary Power Unit (APU) System
  > ATTEMPTED TWO APU STARTS AFTER LANDING IN SEA. BOTH RESULTED IN AMBER FAULT LIGHTS. GROUNDED - YES. FAULT CODE 49-41012 IS DRIVEN BY CORRELATED FAULT 49-41254 (START CONVERTER UNIT SHOWS START SYSTEM INOP). BOTH FAULTS SHOW NOT ACTIVE, PER B737-9 IFIM TASK 49-
- [SDR ASAA2023070543910](https://openairdocs.org/sdr/ASAA2023070543910.md): Unknown · unknown · Jul 5, 2023 · N942AK · Boeing 7379 · Weather Radar System
  > WXR FAIL DISPLAYED WHEN RADAR IS TURNED ON - ALL MODES SELECTED ON RADAR CONTROL PANEL. GROUNDED - YES. ON GROUND OMF SHOWS NO ACTIVE FAULT RELATED TO WEATHER READAR. HOWEVER IFIM PERFOMED 34-41-00-810-836. WXR OPERATIONAL TEST PASS AIRCRAFT OK FOR SERVICE.
- [SDR ASAA2023062843801](https://openairdocs.org/sdr/ASAA2023062843801.md): Unknown · unknown · Jun 28, 2023 · N942AK · Boeing 7379 · Independent Position Determining System
  > WX RADAR FAILED INFLIGHT BOTH NDS. GROUNDED - YES. PERFORMED OPERATIONAL TEST OF WEATHER RADAR, IAW B737-9 AMM 34-41-00-710-841. OPS CHK GOOD ON GROUND.
- [SDR ASAA2023060843496](https://openairdocs.org/sdr/ASAA2023060843496.md): Unknown · unknown · Jun 8, 2023 · N942AK · Boeing 7379 · Windshield/Door Rain/Ice Removal
  > OVERHEAT ON RIGHT SIDE WINDOW HEAT ON THE GROUND. GROUNDED - YES. RESET AND EXTINGUISHED WITH THE QRH.
- [SDR ASAA2023060143464](https://openairdocs.org/sdr/ASAA2023060143464.md): Modulating Valve · unknown · Jun 1, 2023 · N942AK · Boeing 7379 · Pneumatic Distribution System
  > WHILE PREFORMING ASA T.C 31-005-00 FOUND MAINTENCE SCHEDULED TASK MESSAGE "BLEED FAMV RVDT R". GROUNDED - YES. FOUND LATCHED MESSAGE FAULT 36-12031. C/W B737-9 FIM 36-12-00-810-804 STEP A,B,C1. REMOVED AND REPLACED #2 ENGINE FAMV REF B737-9 AMM 36-12-03. OPS C
- [SDR ASAA2023041742917](https://openairdocs.org/sdr/ASAA2023041742917.md): Unknown · unknown · Apr 17, 2023 · N942AK · Boeing 7379 · Airfoil Anti/De-ice System
  > LEFT VALVE LIGHT(WING ANTI-ICE) ILLUMINATES WHEN SWITCH IS TURNED ON. GROUNDED - YES. PERFORMED LT WING THERMAL ANTI ICE VALVE HEALTH CK REF B737-9 FIM 30-11-11-200-801 LT WING ANTI ICE VALVE HEALTH CK PASSED. NO EXISTING FAULTS LOGGED ON MAINT MSG PG. A/C OK
- [SDR ASAA2023031342320](https://openairdocs.org/sdr/ASAA2023031342320.md): Unknown · unknown · Mar 13, 2023 · N942AK · Boeing 7379 · Airfoil Anti/De-ice System
  > L VALVE LIGHT ILLUMINATED WHEN POSITIONING WING ANT ICE SWITCH ON. EXTINGUISHED WHEN TURNING OFF. GROUNDED - YES. PERFORMED L WING INTO ICE OPS TEST REF B737-9 AMM 30-11-11-710-801. OPS TEST GOOD.
- [SDR ASAA2023030742249](https://openairdocs.org/sdr/ASAA2023030742249.md): Unknown · unknown · Mar 7, 2023 · N942AK · Boeing 7379 · Independent Position Determining System
  > WXR FAIL ENROUTE. GROUNDED - YES. ACCOM RESET OF WXR RT AND PERFORMED WXR OPS TEST REF B737-9 AMM 34-41-00. WXR TEST NORMAL NO OTHER FAULTS NOTED.
- [SDR ASAA2023022542111](https://openairdocs.org/sdr/ASAA2023022542111.md): Unknown · unknown · Feb 25, 2023 · N942AK · Boeing 7379 · Cabin Cooling System
  > WHILE ACCOMPLISHING T/C 31-005-00 FOUND FAULT PACK CONTROL CHANNEL R. GROUNDED - YES. DEFERRED PACK CONTROL CHANNEL R FAULT PER T/C 31-005-00. ALLOWABLE REPAIR TIME LIMIT DEFERRAL OF 150 FH. RE-ACCOMPLISHED T/C 31-005-00 FOUND NO FAULT.
- [SDR ASAA2023012041599](https://openairdocs.org/sdr/ASAA2023012041599.md): Igniter · failed · Jan 20, 2023 · N942AK · Boeing 7379 · Spark Plug/Igniter
  > NO LIGHT OFF WHEN STARTING ENGINE #1. GROUNDED - YES. #1 ENG RIGHT IGNITER PLUG REPLACED REF B737-9 AMM 74-21-02.
- [SDR ASAA2023010961458](https://openairdocs.org/sdr/ASAA2023010961458.md): Heater · inoperative · Jan 6, 2023 · N942AK · Boeing 7379 · Pitot/Static Anti-Ice System
  > DURING CRUISE FL 350 TEMP PROBE ILLUMINATED. GROUNDED - YES. T/S PROBE HEAT REF B737-9 FIM 30-31-00-B01-B05 PROBE DOES NOT HEAT. REPLACED TAT PROBE PER B737-9 AMM 34-21-06-400-801. OPS CHECK NORMAL.
- [SDR ASAA2022122741299](https://openairdocs.org/sdr/ASAA2022122741299.md): Engine · abnormal · Dec 27, 2022 · N942AK · Boeing 7379 · Ignition System
  > ABORTED #1 ENGINE START IGNITION ON RIGHT SIDE, MOVED IGNITION SWITCH TO LEFT SIDE, GOT A GOOD #1 ENGINE START. GROUNDED - YES. FOUND MAINT MESSAGE 74-42541. ACCOMPLISHED B737-9 IFIM TASK G74-00-00-810-839 INITIAL EVAL. ACCOMPLISHED #1 ENGINE IGNITION TEST 18
- [SDR ASAA2022120441026](https://openairdocs.org/sdr/ASAA2022120441026.md): Warning Light · false indication · Dec 4, 2022 · N942AK · Boeing 7379 · Windshield/Door Rain/Ice Removal
  > R FWD WINDSHIELD OVERHEAT LIGHT ILLUMINATED. RAN ASA QRH PROCEDURE AND LIGHT CAME ON AGAIN. GROUNDED - YES. ACCOMPLISHED WHCU SYSTEM TEST GOOD. OVERHEAT LIGHT EXTINGUISHED AND STAYED EXTINGUISHED IAW B737-9 AMM TASK 30-41-11-710-801.
- [SDR ASAA2022120441025](https://openairdocs.org/sdr/ASAA2022120441025.md): Control Unit · faulted · Dec 4, 2022 · N942AK · Boeing 7379 · Windshield/Door Rain/Ice Removal
  > WINDSHIELD RIGHT FWD OVERHEAT ON LANDING. GROUNDED - YES. REF B737-9 IFIM 30-41-00-810-829: CYCLING WINDOW HEAT SWITCH AFTER COOLING PERIOD. DOES NOT RESOLVE OVERHEAT INDICATION. WINDOW REMAINED COOL TO TOUCH. ACCOMPLISHED RESPECTIVE WHCU BITE PROCEDURE (WITHI
- [SDR ASAA2022080639456](https://openairdocs.org/sdr/ASAA2022080639456.md): Switch · faulty · Aug 6, 2022 · N942AK · Boeing 7379 · APU Oil System
  > THE APU FAILED TO START AFTER LANDING. GROUNDED - YES. REMOVED & REPLACED LOW OIL PRESS SW REF B737-9 AMM 49-94-22.
- [SDR ASAA2022072439182](https://openairdocs.org/sdr/ASAA2022072439182.md): Unknown · faulty · Jul 24, 2022 · N942AK · Boeing 737 · Independent Position Determining System
  > WX RADAR NOT DEPICTING ANY RETURNS WITH VISUAL CONFIRMATION OF THUNDERSTORMS IN THE AREA. GROUNDED - YES. REMOVED, REPLACED WEATHER RADAR DRIVE UNIT, OPS CHECKS GOOD IAW B737-9 AMM 34-41-11-000-803, 34-41-11-000-804, 34-41-11-400-804, 34-41-00-710-801.
- [SDR ASAA2022072439180](https://openairdocs.org/sdr/ASAA2022072439180.md): Radar · inaccurate · Jul 24, 2022 · N942AK · Boeing 7379 · Inertial Guidance System
  > WX RADAR NOT ACCURATELY DISPLAYING THUNDERSTORM ACTIVITY. INTERMITTENT DISPLAY OF CELLS IN MANUAL AND AUTO. GROUNDED - YES. ACCOMPLISHED B737-9 IFIM TASK 34-41-00. WEATHER RADAR OPERATIONAL TEST PER B737-9 AMM 34-41-00-710-801. OPS CHECKS GOOD. ACFT OK FOR SRV
- [SDR ASAA2022071539086](https://openairdocs.org/sdr/ASAA2022071539086.md): Fmc · expired · Jul 15, 2022 · N942AK · Boeing 7379 · Flight Management Computing Hardware System
  > NAV DATABASE EXPIRED ON 7/13/2022. GROUNDED - YES. C/W ASA TASK CARD 34-ASA-05 FLIGHT MANAGEMENT COMPUTER NAVIGATION DATABASE UPDATE.
- [SDR ASAA2022070939005](https://openairdocs.org/sdr/ASAA2022070939005.md): Control Panel · faulty · Jul 9, 2022 · N942AK · Boeing 7379 · Independent Position Determining System
  > WX RADAR DOES NOT ACCURATELY DISPLAY ACTIVE WEATHER IN AUTO MODE. APPEARS FUNCTIONAL IN MANUAL MODE ONLY + AUTO MODE UNDER 40 NM RANGE. GROUNDED - YES. PERFORMED WEATHER RADAR OPERATIONAL TEST REF B737-9 AMM 34-41-00-710-801 OPS CHECK NORMAL UNABLE TO DUPLICAT

## 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 = 'N942AK' AND registry_match = 'registration'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/aircraft/N942AK/reports

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