# N952AK: 2022 Boeing 737-9

- Status: Valid registration
- Airframe: [Boeing 737-9](https://openairdocs.org/model/boeing-737-9) (registry code 138469A, 48 seats)
- Engine: [CFM International LEAP-1B28 series](https://openairdocs.org/engine/cfm-international-leap-1b28-series) (registry code 13120)
- Data sheets: [TCDS A16WE](https://openairdocs.org/tcds/A16WE) (The Boeing Company), [TCDS E00088EN](https://openairdocs.org/tcds/E00088EN) (CFM International S.A.) (OpenAirDocs)
- Serial number: 60390
- Year built: 2022
- Type: Fixed wing multi engine
- Engine type: Turbo-fan
- Airworthiness: Standard, transport
- Airworthiness date: September 26, 2022
- Certificate issued: October 7, 2022
- Expires: October 31, 2029
- Mode S code: AD3C1F
- Registered owner: [Bank Of Utah Trustee](https://openairdocs.org/faa-owner/BANK%20OF%20UTAH%20TRUSTEE)
- Location: [Salt Lake City, UT](https://openairdocs.org/faa-place/UT/Salt%20Lake%20City)
- Owner type: Corporation
- Owner's area on the map: 40.7558° N, 111.8843° W: Placed by OpenAirDocs at the center of ZIP code 84111, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=952AK
- Page: https://openairdocs.org/aircraft/N952AK

From the FAA registry file of October 24, 2026. ADs below are matched by the registry's airframe and engine model codes. They may apply; each AD's applicability can narrow it by serial number, part number or installed equipment. This is not a compliance determination. The registry lists only the engine series, so ADs for every CFM International LEAP-1B28 model are included.

## ADs that may apply (OpenAirDocs): 48 in force

### Matched by airframe (Boeing 737-9)

- [AD 2026-18-07](https://openairdocs.org/ad/2026-18-07): Fuselage · Boeing 737-8, 737-9 and 737-8200. Effective Oct 22, 2026
- [AD 2026-15-11](https://openairdocs.org/ad/2026-15-11): Fuselage · Boeing 737-8, 737-9 and 737-8200. Effective Sep 10, 2026
- [AD 2026-14-11](https://openairdocs.org/ad/2026-14-11): Air Conditioning · Boeing 737-8, 737-9 and 737-8200. Effective Jul 13, 2026
- [AD 2026-13-17](https://openairdocs.org/ad/2026-13-17): Navigation · Boeing 737-8, 737-9 and 737-8200. Effective Jul 1, 2026
- [AD 2026-13-02](https://openairdocs.org/ad/2026-13-02): Navigation · Airbus Canada Limited Partnership 18, 49-46, 80-A and 555 more. Effective Jul 1, 2026
- [AD 2025-25-04](https://openairdocs.org/ad/2025-25-04): Equipment/furnishings · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 6 more. Effective Jan 16, 2026
- [AD 2025-02-07](https://openairdocs.org/ad/2025-02-07): Navigation · Modification of Rockwell Collins, Inc. Multi-Mode Receiver (STC ST01883WI or 4 others). Effective Mar 17, 2025
- [AD 2024-23-11](https://openairdocs.org/ad/2024-23-11): Flight controls · Boeing 737-8, 737-9 and 737-8200. Effective Jan 6, 2025
- [AD 2024-19-06](https://openairdocs.org/ad/2024-19-06): Ice/Rain Protection System · Boeing 737-8 and 737-9. Effective Nov 26, 2024
- [AD 2024-13-02](https://openairdocs.org/ad/2024-13-02): Oxygen · Boeing 737-8, 737-9, 737-8200 and 3 more. Effective Jul 25, 2024
- [AD 2024-06-03](https://openairdocs.org/ad/2024-06-03): Electrical Power · Boeing 737-8 and 737-9. Effective May 22, 2024
- [AD 2024-03-04](https://openairdocs.org/ad/2024-03-04): Flight controls · Boeing 737-8, 737-9 and 737-8200. Effective Feb 12, 2024
- [AD 2024-02-51](https://openairdocs.org/ad/2024-02-51): Doors · Boeing 737-9. Effective Jan 18, 2024
- [AD 2023-15-05](https://openairdocs.org/ad/2023-15-05): Ice and Rain Protection, Powerplant · Boeing 737-8, 737-9 and 737-8200. Effective Aug 25, 2023
- [AD 2023-12-11](https://openairdocs.org/ad/2023-12-11): Navigation · Boeing 737-8, 737-9 and 737-8200. Effective Jun 21, 2023
- [AD 2023-10-02](https://openairdocs.org/ad/2023-10-02): Indicating/Recording System, Navigation · Boeing 18, 23, 35 and 1,060 more. Effective May 26, 2023
- [AD 2023-05-06](https://openairdocs.org/ad/2023-05-06): Fuel · Boeing 737-8, 737-9 and 737-8200. Effective May 10, 2023
- [AD 2023-04-17](https://openairdocs.org/ad/2023-04-17): Fuel · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 5 more. Effective May 1, 2023
- [AD 2023-06-10](https://openairdocs.org/ad/2023-06-10): Ice and Rain Protection, Powerplant · Boeing 737-8, 737-8200 and 737-9. Effective Apr 11, 2023
- [AD 2022-24-09](https://openairdocs.org/ad/2022-24-09): Air conditioning · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 12 more. Effective Jan 26, 2023
- [AD 2022-06-06](https://openairdocs.org/ad/2022-06-06): Flight controls · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 5 more. Effective Jun 16, 2022
- [AD 2021-19-19](https://openairdocs.org/ad/2021-19-19): Wings · Boeing 737-9. Effective Dec 8, 2021
- [AD 2021-13-18](https://openairdocs.org/ad/2021-13-18): Powerplant · Boeing 737-8, 737-8200 and 737-9. Effective Sep 3, 2021
- [AD 2021-16-15](https://openairdocs.org/ad/2021-16-15): Air conditioning · Boeing 737-8, 737-800 Series, 737-8200 and 2 more. Effective Aug 9, 2021
- [AD 2021-12-13](https://openairdocs.org/ad/2021-12-13): Fuel · Boeing 737-8 and 737-9. Effective Jul 29, 2021
- [AD 2021-10-07](https://openairdocs.org/ad/2021-10-07): Autoflight, Flight controls · Boeing 737-8 and 737-9. Effective Jul 8, 2021
- [AD 2021-08-04](https://openairdocs.org/ad/2021-08-04): Oxygen · Boeing 737-200 Series, 737-300 Series, 737-400 Series and 23 more. Effective May 26, 2021
- [AD 2021-09-08](https://openairdocs.org/ad/2021-09-08): Electrical power system · Boeing 737-8 and 737-9. Effective Apr 30, 2021
- [AD 2021-01-04](https://openairdocs.org/ad/2021-01-04): Doors · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 5 more. Effective Mar 29, 2021
- [AD 2020-24-02](https://openairdocs.org/ad/2020-24-02): Auto flight, Flight controls, and Indicating/recording systems · Boeing 737-8 and 737-9. Effective Nov 20, 2020
- [AD 2020-21-02](https://openairdocs.org/ad/2020-21-02): Fire protection · Airbus Canada Limited Partnership BD-500-1A10, BD-500-1A11, A330-201 and 45 more. Effective Nov 19, 2020
- [AD 2020-11-12](https://openairdocs.org/ad/2020-11-12): Nacelles/pylons · Boeing 737-8 and 737-9. Effective Jul 30, 2020
- [AD 2020-14-09](https://openairdocs.org/ad/2020-14-09): Fuel storage · Boeing 737-8 and 737-9. Effective Jul 15, 2020
- [AD 2020-03-10](https://openairdocs.org/ad/2020-03-10): Fuselage · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 5 more. Effective Mar 27, 2020
- [AD 2019-18-03](https://openairdocs.org/ad/2019-18-03): Exhaust · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 5 more. Effective Oct 3, 2019
- [AD 2019-14-12](https://openairdocs.org/ad/2019-14-12): Flight Controls · Boeing 737-8 and 737-9. Effective Aug 30, 2019
- [AD 2019-14-02](https://openairdocs.org/ad/2019-14-02): Hydraulic power · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 11 more. Effective Aug 27, 2019
- [AD 2018-23-12](https://openairdocs.org/ad/2018-23-12): Equipment/furnishings · Airbus A300 B2-1A, A300 B2-1C, A300 B2-203 and 180 more. Effective Dec 28, 2018
- [AD 2018-20-13](https://openairdocs.org/ad/2018-20-13): Fuel · Boeing 757-200 Series, 757-200CB Series, 757-200PF Series and 13 more. Effective Nov 15, 2018

### Matched by engine (CFM International LEAP-1B28 series)

- [AD 2025-14-08](https://openairdocs.org/ad/2025-14-08): Turbine Section · CFM International LEAP-1B21, LEAP-1B23, LEAP-1B25 and 8 more. Effective Aug 25, 2025
- [AD 2025-04-12](https://openairdocs.org/ad/2025-04-12): Turbine Section · CFM International LEAP-1A23, LEAP-1A24, LEAP-1A24E1 and 24 more. Effective Apr 8, 2025
- [AD 2024-25-02](https://openairdocs.org/ad/2024-25-02): Turbine Engine Compressor Section · CFM International LEAP-1B21, LEAP-1B23, LEAP-1B25 and 8 more. Effective Feb 12, 2025
- [AD 2023-07-11](https://openairdocs.org/ad/2023-07-11): Turbine Engine Compressor Section · CFM International LEAP-1B21, LEAP-1B23, LEAP-1B25 and 8 more. Effective Jun 13, 2023
- [AD 2022-17-02](https://openairdocs.org/ad/2022-17-02): Turbine Engine Accessory Drive · CFM International LEAP-1B21, LEAP-1B23, LEAP-1B25 and 8 more. Effective Oct 20, 2022
- [AD 2022-11-02](https://openairdocs.org/ad/2022-11-02): Turbine Engine Compressor Section, Turbine Section · CFM International LEAP-1B21, LEAP-1B23, LEAP-1B25 and 8 more. Effective Jul 8, 2022
- [AD 2021-10-06](https://openairdocs.org/ad/2021-10-06): Engine Controls · CFM International LEAP-1B21, LEAP-1B23, LEAP-1B25 and 8 more. Effective May 10, 2021
- [AD 2020-06-01](https://openairdocs.org/ad/2020-06-01): Turbine/Turboprop · CFM International LEAP-1B21, LEAP-1B23, LEAP-1B25 and 8 more. Effective Apr 16, 2020
- [AD 2018-20-01](https://openairdocs.org/ad/2018-20-01): Turbine Section · CFM International LEAP-1B21, LEAP-1B23, LEAP-1B25 and 8 more. Effective Dec 17, 2018

### Historical (superseded or no longer in force)

- [AD 2026-13-05](https://openairdocs.org/ad/2026-13-05) (historical): Air conditioning · Boeing 737-8, 737-9 and 737-8200. Effective Jul 16, 2026
- [AD 2026-04-05](https://openairdocs.org/ad/2026-04-05) (historical): Electrical Power · Boeing 737-8, 737-9 and 737-8200. Effective Feb 24, 2026
- [AD 2023-09-04](https://openairdocs.org/ad/2023-09-04) (historical): Equipment/furnishings · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 5 more. Effective Jun 29, 2023
- [AD 2022-03-20](https://openairdocs.org/ad/2022-03-20) (historical): Navigation · Boeing 737-8, 737-9 and 737-8200. Effective Jan 31, 2022
- [AD 2021-14-20](https://openairdocs.org/ad/2021-14-20) (historical): Cabin Altitude Pressure Switches · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 12 more. Effective Jul 20, 2021
- [AD 2020-03-20](https://openairdocs.org/ad/2020-03-20) (historical): Navigation · Modification of Rockwell Collins, Inc. Multi-Mode Receiver (STC ST01883WI or 4 others). Effective Feb 18, 2020
- [AD 2018-23-51](https://openairdocs.org/ad/2018-23-51) (historical): Flight controls · Boeing 737-8 and 737-9. Effective Dec 21, 2018
- [AD 2023-23-12](https://openairdocs.org/ad/2023-23-12) (historical): Turbine Section · CFM International LEAP-1B21, LEAP-1B23, LEAP-1B25 and 8 more. Effective Jan 16, 2024
- [AD 2019-12-01](https://openairdocs.org/ad/2019-12-01) (historical): Turbine Engine Accessory Drive · CFM International LEAP-1B21, LEAP-1B23, LEAP-1B25 and 8 more. Effective Jul 3, 2019
- [AD 2018-25-09](https://openairdocs.org/ad/2018-25-09) (historical): Engine Controls · CFM International LEAP-1B21, LEAP-1B23, LEAP-1B25 and 8 more. Effective Dec 26, 2018

## Information bulletins (advisory) (4 in force)

- [SAIB 2026-17](https://openairdocs.org/saib/2026-17): VNAV Approach Disconnect Following Missed Approach, Anomaly on Airplanes with FMC U14.0/14.1. Issued Oct 3, 2026
- [SAIB NM-20-02](https://openairdocs.org/saib/NM-20-02): Fire Protection. Issued Mar 11, 2020
- [SAIB NE-19-03](https://openairdocs.org/saib/NE-19-03): Escape Slide Maintenance Tasks and Intervals - JASC 2565. Issued Feb 19, 2019
- [SAIB NM-18-33](https://openairdocs.org/saib/NM-18-33): Engine Fuel and Control. Issued Dec 17, 2018

## NTSB investigations

None matched to N952AK.

## FAA accident and incident reports

None matched to N952AK.

## Service difficulty reports (31)

As reported by operators and repair stations. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

- [SDR ASAA2026062466997](https://openairdocs.org/sdr/ASAA2026062466997), Jun 24, 2026: LAMP. INOPERATIVE. EMERGENCY LIGHT BEHIND L2 DOOR OUTER FUSELAGE INOPERATIVE. GROUNDED - YES. REPLACED LAMPS BEHIND L2 DOOR OUTER FUSELAGE AND OPS CHECK TESTED GOOD. IAW AMM 33-51
- [SDR ASAA2024082752153](https://openairdocs.org/sdr/ASAA2024082752153), Aug 27, 2024: SUPPORT. CORRODED. FORWARD CARGO COMPARTMENT STA. 500I AFT BULKHEAD LOWER CENTER SUPPORT IS CORRODED. GROUNDED - YES. EVALUATED CORROSION OF SUPPORT, FOUND TO BE CORRODED MULTIPLE
- [SDR ASAA2023111246160](https://openairdocs.org/sdr/ASAA2023111246160), Nov 12, 2023: UNKNOWN. UNKNOWN. L VALVE CAUTION LIGHT REMAINED ILLUMINATED WHEN THE WING ANTI ICE SWITCH WAS ON WHEN THE SWITCH WAS TURNED OFF, THE LIGHT WENT OUT. GROUNDED - YES. PERFORED AMM
- [SDR ASAA2023110646058](https://openairdocs.org/sdr/ASAA2023110646058), Nov 6, 2023: UNKNOWN. UNKNOWN. LEFT FORWARD WINDOW HEAT OVERHEAT. GROUNDED - YES. PERFORMED WINDOW HEAT CONTROL UNIT TEST FOUND L/H FORWORD #1 WINDOW P5-9 L/H FORWORD #2 WINDOW P5-9 R/H FORWO
- [SDR ASAA2023102545844](https://openairdocs.org/sdr/ASAA2023102545844), Oct 25, 2023: UNKNOWN. UNKNOWN. APU FAULT LIGHT ON WHILE ATTEMPTING START. GROUNDED - YES. ON DEFERRAL.
- [SDR ASAA2023101545671](https://openairdocs.org/sdr/ASAA2023101545671), Oct 15, 2023: UNKNOWN. UNKNOWN. APU FAULT LIGHT UPON STARTING AFTER LANDING. GROUNDED - YES. CONDUCTED FAULT ISOLATION PROCEDURES PER B737-9 FIM 31-00-00-810-803. NO PRESENT FAULTS. APU START 
- [SDR ASAA2023091845200](https://openairdocs.org/sdr/ASAA2023091845200), Sep 18, 2023: UNKNOWN. UNKNOWN. BOTH NAVS DISPLAYS HAVE "FMC DISAGREE" ALERT MESSAGE. GROUNDED - YES. PERFORMED IFIM 34-61-00-810-918, CYCLED FMCS C/BS FMC DISAGREE MESSAGES EXTINGUISHEDSEAMC 
- [SDR ASAA2023082944837](https://openairdocs.org/sdr/ASAA2023082944837), Aug 29, 2023: UNKNOWN. UNKNOWN. REF T/C 31-005-00 #1 ENG HAS SMT MESSAGE "BLEED FAMV RVDT L" WITH ASSOCIATED CORRELATED FAULT 36-12030 "ENGINE 1 FAMV RVDT SIGNAL IS OUT OF RANGE. DETECTED BY: 
- [SDR ASAA2023082644814](https://openairdocs.org/sdr/ASAA2023082644814), Aug 26, 2023: UNKNOWN. UNKNOWN. APU OIL QTY INDICATION STATUS MESSAGE, 49-94304. GROUNDED - YES. ON DEFERRAL.
- [SDR ASAA2023081244579](https://openairdocs.org/sdr/ASAA2023081244579), Aug 12, 2023: UNKNOWN. UNKNOWN. APU OIL QTY STATUS MESSAGE, MAINTENANCE , MESSAGE 49-94304 DISPLAYED. GROUNDED - YES. TROUBLESHOT IAW FIM 49-90-00-810-811. PERFORMED INITIAL EVALUATION. OMF SH
- [SDR ASAA2023081044524](https://openairdocs.org/sdr/ASAA2023081044524), Aug 10, 2023: UNKNOWN. UNKNOWN. DURING ETOPS PDC OIL LEVEL CHECK, APU OIL LEVEL DISAPPEARED AND MAINT. LIGHT CAME ON. GROUNDED - YES. PERFORMED B737-9 FIM TASK FOR MSG 49-94304. OIL LEVEL SENS
- [SDR ASAA2023072044141](https://openairdocs.org/sdr/ASAA2023072044141), Jul 20, 2023: MODULATING VALVE. FAULTY. REF T/C 31-005-00SMT "BLEED FAMV RVDT L" MESSAGE SHOWS WITH CORROLATED MAINTENANCE MESSAGE 36-12030 "ENG 1 FAMV RVDT SIGNAL IS OUT OF RANGE". GROUNDED - YES. (R
- [SDR ASAA2023062943804](https://openairdocs.org/sdr/ASAA2023062943804), Jun 29, 2023: UNKNOWN. UNKNOWN. BLEED FAMV RVDT L FAULT CODE 36145241 FOUND #1 ENGINE. GROUNDED - YES. ON DEFERRAL.
- [SDR ASAA2023062643766](https://openairdocs.org/sdr/ASAA2023062643766), Jun 26, 2023: UNKNOWN. UNKNOWN. "MAINT" LIGHT ON LANDING ROLLOUT. GROUNDED - YES. OMF SHOWS 2 STATUS MESSAGES: ENG 1 REVERSER AND ENG1 CONTROL. RAN IFIM TASKS 678-20-00-810-857 AND 678-30-00-8
- [SDR ASAA2023060943533](https://openairdocs.org/sdr/ASAA2023060943533), Jun 9, 2023: UNKNOWN. UNKNOWN. WX RADAR WILL NOT DISPLAY KNOWN THUNDER STORMS IN AUTO MODE. WEAK RETURN ARE POSSIBLE IN MANUAL MODE BUT WILL NOT DISPLAY VISIBLE STORM DIMENSIONS ON RADAR DISP
- [SDR ASAA2023052243312](https://openairdocs.org/sdr/ASAA2023052243312), May 22, 2023: COMPUTER. FAULTED. AT CRUISE AFTER EXPERIENCING A SLIGHT WAVE WITH AUTOPILOT ON, PITCH TRIM CONTINUED TRIMMING UP THEN DOWN UNTIL A/P WAS TURNED OFF. GROUNDED - YES. REMOVED AND R
- [SDR ASAA2023031442348](https://openairdocs.org/sdr/ASAA2023031442348), Mar 14, 2023: UNKNOWN. UNKNOWN. FMC DISAGREE WHILE ON THE GROUND. GROUNDED - YES. PERFORMED RESET PROCEDURE PER QRH. CLEARED.
- [SDR ASAA2023031242322](https://openairdocs.org/sdr/ASAA2023031242322), Mar 12, 2023: UNKNOWN. UNKNOWN. HGS AUTOLAND FAILED. "NO AIII". GROUNDED - YES. ACCOMPLISHED HGS SYSTEM TEST REF COLLINS AEROSPACE HGS 6000 SMM 34-36-52 NO EXISTING FAULTS.
- [SDR ASAA2023031242319](https://openairdocs.org/sdr/ASAA2023031242319), Mar 12, 2023: UNKNOWN. UNKNOWN. R ELEVATOR PITOT HEAT LIGHT ILLUMINATED INTERMITTENTLY AFTER LANDING AND DURING TAXI IN. GROUNDED - YES. C/W B737-9 IFIM TASK 30-11-00-810-807 RT ELEV PITOT LIG
- [SDR ASAA2023030442234](https://openairdocs.org/sdr/ASAA2023030442234), Mar 4, 2023: UNKNOWN. UNKNOWN. AMBER MAINT LIGHT ILLUMINATED. GROUNDED - YES. MDS STATUS INDICATES APU OIL QTY WITH A CORRELATED MAINTENANCE MESSAGE WITHIN EXTENDED - FAULT HISTORY: 49-94304 
- [SDR ASAA2023030342191](https://openairdocs.org/sdr/ASAA2023030342191), Mar 3, 2023: STARTER. NONE. CFM IS REPORTING #2 ENGINE ODMS CHIP COUNT INCREASE ON A SINGLE FLIGHT. GROUNDED - YES. PERF ODMS SENSOR INSP IAW B737-9 AMM 79-00-00. PARTICLES CANNOT BE VISUA
- [SDR ASAA2023030142195](https://openairdocs.org/sdr/ASAA2023030142195), Mar 1, 2023: IGNITER. FAULTY. DURING #1 ENG START, IGN R DID NOT START ENGINE. GROUNDED - YES. REMOVED AND REPLACED ENG #1 RIGHT IGNITER IN REFERENCE WITH B737-9 AMM TASK 74-21-02.
- [SDR ASAA2023030142194](https://openairdocs.org/sdr/ASAA2023030142194), Mar 1, 2023: IGNITER. FAULTY. MAINT LIGHT ILLUMINATED UPON LANDING. GROUNDED - YES. REMOVED AND REPLACED ENG #1 RIGHT IGNITER IN REFERENCE WITH B737-9 AMM TASK 74-21-02. MAINT LIGHT EXTINGUI
- [SDR ASAA2023022142029](https://openairdocs.org/sdr/ASAA2023022142029), Feb 21, 2023: UNKNOWN. UNKNOWN. REF T/C 05-020-01 INTERROGATE SMT DISPLAY SYSTEM FOR ENG FAULTS, FOUND ENG 2 EEC C1 & ENG 2 EEC C2 FAULTS SET. GROUNDED - YES. FOUND NUMEROUS FAULTS RELATED TO 
- [SDR ASAA2023021941975](https://openairdocs.org/sdr/ASAA2023021941975), Feb 19, 2023: UNKNOWN. UNKNOWN. FMC DISAGREE WARNING ON GROUND. GROUNDED - YES. ACCOMPLISHED RESET PROCEDURE PER QRH. FAULT/WARNING CLEARED.
- [SDR ASAA2023012391588](https://openairdocs.org/sdr/ASAA2023012391588), Jan 19, 2023: TRANSCEIVER. FAILED. HF-1 HAS NO SIDE TONE. DOESN'T TRASM.T OR RECEIVE VOICE. GROUNDED - YES. REMOVED AND REPLACED #1 HF TRANSCEIVER. REF B737-9 AMM 23-11-21.
- [SDR ASAA2022122641365](https://openairdocs.org/sdr/ASAA2022122641365), Dec 26, 2022: SEPARATOR. FOD. AFTER LANDING AMBER MAINT LIGHT ILLUMINATED WITH MASTER CAUTION. GROUNDED - YES. VERIFIED FAULT MESSAGE 79-41192 STILL ACTIVE ON #1 ENG. DUE TO CHRONIC NATURE O
- [SDR ASAA2022111440789](https://openairdocs.org/sdr/ASAA2022111440789), Nov 14, 2022: TRANSMITTER. DIRTY. MAINT LIGHT ILLUMINATED AGAIN AFTER LANDING. GROUNDED - YES. INTERROGATED MTX MESSAGES AND FOUND MSG 79-41192 ENG 1 OIL DEBRIS. C/W B737-9 IFIM TASK G79-21-00-8
- [SDR ASAA2022111340773](https://openairdocs.org/sdr/ASAA2022111340773), Nov 13, 2022: SENSOR. FAULTED. MAINT LIGHT ILLUMINIATED ON LANDING ENG 1 OIL DEBRIS. GROUNDED - YES. REMOVED & REPLACED ODMS SENSOR PER B737-9 AMM 79-21-12. PERFORMED EEC SYSTEM TEST PER AMM 
- [SDR ASAA2022110340661](https://openairdocs.org/sdr/ASAA2022110340661), Nov 3, 2022: STARTER. MAKING METAL. OVERHEAD "MAINT" LIGHT ILLUMINATED AT TOUCHDOWN. GROUNDED - YES. FOUND ENG #1 OIL DEBRIS STS MSG. PERFORMED B737-9 AMM TASK 79-00-00-220-801-600, ENGINE OIL SYS
- [SDR ASAA2022103040541](https://openairdocs.org/sdr/ASAA2022103040541), Oct 30, 2022: DRIVE ASSY. FAILED. PWS FAIL + WX FAIL ANNUNCIATOR ILLUMINATED IN FLIGHT WX RADAR FAIL. GROUNDED - YES. OMF FAULT HISTORY LEG 0 RESULTED IN, "WXR ANTENNA DRIVE IS FAILED DETECTED B

## STCs that may be installed (OpenAirDocs) (105, first 50)

Approved for this aircraft's airframe or engine model, in force first, then newest. The registry doesn't record which STCs an aircraft has; its records do.

### Approved for the airframe (Boeing 737-9)

- [STC ST03438NY](https://openairdocs.org/stc/ST03438NY): Installation of Adams Rite Lavatory Equipment. Delta Engineering Corporation
- [STC ST04669CH](https://openairdocs.org/stc/ST04669CH): Installation of Honeywell Advanced Communications and Entertainment System (ACES). Honeywell Aerospace
- [STC ST09941AC](https://openairdocs.org/stc/ST09941AC): Installation of a Gables SATVOICE Annunciator Panel. L2 Aviation
- [STC ST02269NY](https://openairdocs.org/stc/ST02269NY): Installation of Self Illuminating Floor Path Marking System. Lufthansa Technik AG
- [STC ST00885LA](https://openairdocs.org/stc/ST00885LA): Installation of fire extinguisher cartridges as replacements for Pacific Scientific fire extinguisher cartridges in fire extinguisher bottles. AMETEK AMERON, LLC d/b/a MASS Systems
- [STC ST12443LA](https://openairdocs.org/stc/ST12443LA): Installation of Teledyne Controls Edge Computing Platform (ECP). Teledyne Controls, LLC
- [STC ST04474NY](https://openairdocs.org/stc/ST04474NY): Activation of Wireless Local Area Network (WLAN) system. Jet Aviation AG
- [STC ST04254NY](https://openairdocs.org/stc/ST04254NY): Installation of Viasat Satcom Software. ALOFT AeroArchitects
- [STC ST09927AC](https://openairdocs.org/stc/ST09927AC): Installation of a Gables Audio Management System. L2 Aviation
- [STC ST12005SE](https://openairdocs.org/stc/ST12005SE): Installation of Starlink Aviation System. Space Exploration Technologies Corp./Starlink Aviation
- [STC ST04040CH](https://openairdocs.org/stc/ST04040CH): Activation of Smart Runway and Smart Landing (SRSL) Runway Awareness Advisory System (RAAS) Functions for Honeywell Mark V and Mark V-A Enhanced Ground Proximity Warning Systems (EGPWS). Honeywell International Inc
- [STC ST00555AT](https://openairdocs.org/stc/ST00555AT): Installation of Airshow 210 system. AIRCRAFT RECONFIG TECHNOLOGIES, LLC. Lists 737 Series
- [STC ST04384AT](https://openairdocs.org/stc/ST04384AT): Interior reconfiguration installation. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST00952LA](https://openairdocs.org/stc/ST00952LA): Installation of Mass Systems fire extinguisher cartridges as replacements for Kidde fire extinguisher cartridges in fire extinguisher bottles. AMETEK AMERON LLC d/b/a MASS Systems
- [STC ST04328NY](https://openairdocs.org/stc/ST04328NY): The Manufacture and Installation of Exterior Placards, Labels and Signs is to be performed, installed. Libellule Monde Inc
- [STC ST03405NY](https://openairdocs.org/stc/ST03405NY): Installation (with demod option) of an Connectivity Antenna. Delta Engineering Corporation
- [STC ST04758NY](https://openairdocs.org/stc/ST04758NY): Installation of single cockpit USB charger. Eirtech Aviation Services Inc
- [STC ST09844DS](https://openairdocs.org/stc/ST09844DS): This project installs a new Next-IS media server and installation provisions to interface with the Starlink IFC system. United Airlines
- [STC ST04052NY](https://openairdocs.org/stc/ST04052NY): ViaSat KA Cabin Distribution System Installation. ALOFT AeroArchitects
- [STC ST02908NY](https://openairdocs.org/stc/ST02908NY): Installation of a Panasonic Avionics Corporation Global Communications Suite (GCS) and/or In-Flight Entertainment (IFE). Delta Engineering Corporation
- [STC ST04051NY](https://openairdocs.org/stc/ST04051NY): ViaSat KA SATCOM Antenna System Installation. ALOFT AeroArchitects
- [STC ST00030IB](https://openairdocs.org/stc/ST00030IB): Installation of Test Tech ELT. APTOZ EHF
- [STC ST03885AT](https://openairdocs.org/stc/ST03885AT): Installation of an Avionica, Inc. avCM Cellular Module. Aircraft Systems and Manufacturing Inc
- [STC ST12102IB](https://openairdocs.org/stc/ST12102IB): Installation of a Honeywell Aspire 400 SBB Satcom and/or an AMT-3800 high gain antenna. Jet Aviation AG
- [STC ST12059IB](https://openairdocs.org/stc/ST12059IB): Installation of Seat to Floor Interface - isotropic intercostals for installation of seats and divans. JET AVIATION AG
- [STC ST04243NY](https://openairdocs.org/stc/ST04243NY): Installation of the ALOFT AeroArchitects Auxiliary Fuel System (AFS). ALOFT AeroArchitects
- [STC ST04368AT](https://openairdocs.org/stc/ST04368AT): Installation of a Rockwell Collins CMU-900 ACARS/CPDLC Communication Management Unit P/N 822-1239-151 to provide Data Link communications via existing data link capable VHF Mode 2 (VDLM2), HF and/or SATCOM systems and host the CPDLC application which support EASA Link 2000+ communications. LB Aircraft Engineering Inc
- [STC ST00079IB](https://openairdocs.org/stc/ST00079IB): Integration of Halon-free Portable Fire Extinguisher HAFEX. UMLAUT ENGINEERING GMBH
- [STC ST00215IB](https://openairdocs.org/stc/ST00215IB): Installation of saf-Tglo ECO Photoluminescent Aisle Path Marking Systems. STG AEROSPACE GERMANY GmbH
- [STC ST01936WI](https://openairdocs.org/stc/ST01936WI): Installation of LED lights. AeroLED's Holdings LLC
- [STC ST09830DS](https://openairdocs.org/stc/ST09830DS): AVOD Integration on Boeing B737-9 fleet. United Airlines
- [STC ST04585AT](https://openairdocs.org/stc/ST04585AT): Installation of a Cobham AVIATOR 200S Inmarsat / Swift Broadband Satellite Communications System. Avionics Support Group
- [STC ST04071NY](https://openairdocs.org/stc/ST04071NY): Installation of VisionSafe Emergency Vision Assurance System (EVAS). VisionSafe LLC
- [STC ST03952NY](https://openairdocs.org/stc/ST03952NY): Installation of Controller-Pilot Data-Link communications. 365 Aerospace Ltd Aerospace Logistics Centre
- [STC ST03403NY](https://openairdocs.org/stc/ST03403NY): Installation of a Intelsat Cabin Connectivity (with demod option) system. Delta Engineering Corporation
- [STC ST04493AT](https://openairdocs.org/stc/ST04493AT): Interior Reconfiguration (Carpet Installation). ZIM Aircraft Cabin Solutions LLC
- [STC ST00161IB](https://openairdocs.org/stc/ST00161IB): Installation of a DK180 Underwater Locator Device (ULD) using Dukane mounting bracket. Fokker Services B.V
- [STC ST00158IB](https://openairdocs.org/stc/ST00158IB): Installation of Tablet Cradle, consisting of the installation of 2 arm mounts on the existing sliding windows (both sides, Captain and First Officer). PMV Engineering
- [STC ST04203AT](https://openairdocs.org/stc/ST04203AT): Installation of a Constant Friction Mount , Cradle, and Integrated Power Supply. Avionics Support Group Inc
- [STC ST11386DS](https://openairdocs.org/stc/ST11386DS): Installation of USB Charging Hubs on the Flight Deck. Aircraft Systems and Manufacturing Inc
- [STC ST00792NY](https://openairdocs.org/stc/ST00792NY): Installation of evacuation slide and compartment assemblies. Air Cruisers
- [STC ST00126IB](https://openairdocs.org/stc/ST00126IB): Replacement of Halon agent with alternate Halon-free Portable Fire Extinguisher agent. AMAC Aerospace Switzerland AG
- [STC ST00140IB](https://openairdocs.org/stc/ST00140IB): Installation of Potable Water Pre-Select system. International Water-Guard Industries Inc
- [STC ST04664NY](https://openairdocs.org/stc/ST04664NY): Activation of Wireless Local Area Network (WLAN) system. AMAC Aerospace AG
- [STC ST00121IB](https://openairdocs.org/stc/ST00121IB): Installation of photoluminescent floor path marking with the option to install LED lighting. Cobalt Aerospace Limited
- [STC ST04562NY](https://openairdocs.org/stc/ST04562NY): Installation of saf-Tglo® SuperSeal UltraLite-X (SSUL-X) Photoluminescent Floor Proximity Emergency Escape Path Marking Systems. STG AEROSPACE GERMANY GmbH
- [STC ST00105IB](https://openairdocs.org/stc/ST00105IB): Introduction of Activation of Wireless Charging Systems for Portable Electronic Devices. AMAC AEROSPACE SWITZERLAND AG
- [STC ST04594CH](https://openairdocs.org/stc/ST04594CH): Installation of a Viasat Cellular Data Modem (VCDM). Envoy Aerospace LLC
- [STC ST02747SE](https://openairdocs.org/stc/ST02747SE): Remove existing two (2) Branding Panels from forward monuments and install new two (2) Jamco Branding Panels on Boeing Model 737-9 aircraft. Jamco America, Inc
- [STC SA00787SE](https://openairdocs.org/stc/SA00787SE): Installation of Sliding Carpet Cargo Loading System in the cargo compartment. SBC-America LLC

All 105: https://openairdocs.org/aircraft/N952AK/stcs.md

## Related

- Other Boeing 737-9 aircraft: https://openairdocs.org/model/boeing-737-9/aircraft.md
- The CFM International LEAP-1B28 series engine: https://openairdocs.org/engine/cfm-international-leap-1b28-series.md

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.