# N938AK: 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: 43381
- Year built: 2022
- Type: Fixed wing multi engine
- Engine type: Turbo-fan
- Airworthiness: Standard, transport
- Airworthiness date: June 13, 2022
- Certificate issued: June 29, 2022
- Expires: June 30, 2029
- Mode S code: AD036B
- 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=938AK
- Page: https://openairdocs.org/aircraft/N938AK

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 N938AK.

## FAA accident and incident reports

None matched to N938AK.

## Service difficulty reports (32)

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 ASAA2026091468746](https://openairdocs.org/sdr/ASAA2026091468746), Sep 14, 2026: LIGHT. INOPERATIVE. EMERGENCY SLIDE LIGHT AT L2 DOOR INOP. GROUNDED - YES. REMOVED AND REPLACED L2 DOOR EMERGENCY SLIDE LIGHT IAW AMM 33-51-04. OPS CHECKED GOOD.
- [SDR ASAA2026031865019](https://openairdocs.org/sdr/ASAA2026031865019), Mar 18, 2026: SEAT TRACK. DAMAGED. RH INBD CAPTAIN SEAT TRACK DAMAGED AJ004. GROUNDED - YES. REMOVED AND INSTALLED RH INBD CAPTAIN SEAT TRACK IAW IPECO CMM 53-01-02, B737 AMM 25-11-01-00, 25-11-0
- [SDR ASAA2026031865018](https://openairdocs.org/sdr/ASAA2026031865018), Mar 18, 2026: SEAT TRACK. DAMAGED. LH INBD FIRST OFFICER SEAT TRACK DEMAGED AJ005. GROUNDED - YES. REMOVED AND REPLACED LH INBD CAPTAIN SEAT TRACK IAW IPECO CMM 53-01-02, B737 AMM 25-11-01-00, 25
- [SDR ASAA2023110145985](https://openairdocs.org/sdr/ASAA2023110145985), Nov 1, 2023: UNKNOWN. UNKNOWN. TWO UNSUCCESSFUL APU START ATTEMPTS ON TAXI IN. APU FAULT LIGHT ILLUMINATED BOTH TIMES. GROUNDED - YES. PERFORMED APU BITE AND OPS TEST REF AMM 49-11-00. COULD 
- [SDR ASAA2023103145947](https://openairdocs.org/sdr/ASAA2023103145947), Oct 31, 2023: LIGHT. MISSING. SEGMENT OF FLOOR EXIT PATH LIGHTING MISSING ROW 1 A/C LEFT. GROUNDED - YES. REPLACED ABOUT 2 1/2 FOOT SECTION OF PHOTOLUMINESCENT STRIP @ ROW 1 REF MM 33-51-960
- [SDR ASAA2023103045948](https://openairdocs.org/sdr/ASAA2023103045948), Oct 30, 2023: UNKNOWN. UNKNOWN. FMC DISAGREE ON BOTH DISPAYS UNITS (L&R) RAN CHECKLIST LIGHTS NO LONGER DISPLAYED (FMC DISAGREE NO LONGER DISPLAYED). GROUNDED - YES. REMOVED PWR TO A/C FOR 2 M
- [SDR ASAA2023101745707](https://openairdocs.org/sdr/ASAA2023101745707), Oct 17, 2023: UNKNOWN. UNKNOWN. WING (L VALVE) LIGHT ILLUMINATED AND STAYED ON AFTER WING AINTI ICE WAS TURNED ON. GROUNDED - YES. PERFORMED LEFT WING THERMAL ANTI ICE VALVE HEALTH CHECK REF. 
- [SDR ASAA2023092645342](https://openairdocs.org/sdr/ASAA2023092645342), Sep 26, 2023: SENSOR. FAULTY. LEFT ENGINE RAN SMOOTHLY & MADE APPROPRIATE POWER ON TAKEOFF/ CLIMB, BUT, N1,N2 & FUEL FLOW FLUCTUATED NOTICABLY DURING CLIMB( NOT SURE ABOUT FLUCTUATION ON TAK
- [SDR ASAA2023090945030](https://openairdocs.org/sdr/ASAA2023090945030), Sep 9, 2023: UNKNOWN. UNKNOWN. APU FAULT LIGHT ON APU START FOLLOWED QRH, ATTEMPTED SECOND START FAULT LIGHT REAPPEARED, APU DID NOT START. GROUNDED - YES. ON DEFERRAL.
- [SDR ASAA2023081744649](https://openairdocs.org/sdr/ASAA2023081744649), Aug 17, 2023: UNKNOWN. UNKNOWN. "MAINT' ANNUNCIATOR LIGHT ON OVERHEAD PANEL ILLUMINATED. GROUNDED - YES. FOLLOWED IFIM 21-51-00-810-835 PERFORMED INITIAL EVALUATION AIR CONDITIONING IBIT RIGHT
- [SDR ASAA2023080744469](https://openairdocs.org/sdr/ASAA2023080744469), Aug 7, 2023: UNKNOWN. UNKNOWN. WHILE ACCOMPLISHING T/C 05-020-01 DISCOVERED SMT MESSAGE ENG 2 EEC C2. GROUNDED - YES. ON DEFERRAL.
- [SDR ASAA2023080744468](https://openairdocs.org/sdr/ASAA2023080744468), Aug 7, 2023: UNKNOWN. UNKNOWN. WHILE ACCOMPLISHING T/C 05-020-01 DISCOVERED SMT MESSAGE ENG 2 EEC C1. GROUNDED - YES. ON DEFERRAL.
- [SDR ASAA2023072844293](https://openairdocs.org/sdr/ASAA2023072844293), Jul 28, 2023: UNKNOWN. UNKNOWN. CPDLC SLOW TO SEND RECEIVE MESSAGE. CHECKED SATCOM AND FOUND BITE FAIL ON SAT-PHONE PAGE 2/2. PULLED CIRCUIT BREAKER PER QRH CHECKLIST. GROUNDED - YES. RESET SA
- [SDR ASAA2023063043842](https://openairdocs.org/sdr/ASAA2023063043842), Jun 30, 2023: UNKNOWN. UNKNOWN. CPDLC WILL NOT ACCEPT CONFIRMATION MESSAGE RESULTING IN "OPEN" ATC MESSAGE. WORKED ON THE GROUND WHEN ACCEPTING PRE DEPARTURE CLEARANCE. AFTER ATTEMPTING TO RE-
- [SDR ASAA2023062543713](https://openairdocs.org/sdr/ASAA2023062543713), Jun 25, 2023: OIL FILTER. CLOGGED. FOUND OIL FILTER INDICATOR ON APU LUB MODULE OUT. GROUNDED - YES. REPLACED FILTER, REF INDICATOR. REF B737-9 AMM 49-91-12 LK CHECK GOOD.
- [SDR ASAA2023060443449](https://openairdocs.org/sdr/ASAA2023060443449), Jun 4, 2023: MODULATING VALVE. FAULTY. OVERHEAD PANEL MAINT LIGHT ILLUMINATED. GROUNDED - YES. REMOVED AND REPLACED FAN AIR MODULATING VALVE ENG 2 REF B737-9 AMM 36-12-03-400-801. LRU AND PNEUMATICS 
- [SDR ASAA2023053143413](https://openairdocs.org/sdr/ASAA2023053143413), May 31, 2023: UNKNOWN. UNKNOWN. ON LANDING ROLL OUT FMC DISAGREE APPEARED IN BOTH SCRATCH PADS. GROUNDED - YES. PER B737-9 IFIM 34-61-00-810-918. INITIAL EVAL. FAULT WAS NOT PRESENTING. RESET 
- [SDR ASAA2023051543303](https://openairdocs.org/sdr/ASAA2023051543303), May 15, 2023: OIL FILTER. CONTAMINATED. #1 ENGINE IS ALERTING FOR OIL FILTER DELTA PRESSURE INCREASE AND APPROACHING OIL FILTER BYPASS INDICATION. GROUNDED - YES. PERFORMED STEPS 1-4 OF ASA TSR, FOUND
- [SDR ASAA2023051443254](https://openairdocs.org/sdr/ASAA2023051443254), May 14, 2023: UNKNOWN. UNKNOWN. ENG #2 FWD FUEL PUMP "LOW PRESSURE" LIGHT DID NOT ILLUMINATE UNTIL SEVERAL MINUTES AFTER SHUTDOWN WITH FUEL PUMP SWITCH POSITIONED OFF. GROUNDED - YES. C/W ENG 
- [SDR ASAA2023041142804](https://openairdocs.org/sdr/ASAA2023041142804), Apr 11, 2023: UNKNOWN. UNKNOWN. R1 WINDSHIELD OVERHEAT ILLUMINATED ON THE GROUND DURING PRE-FLIGHT. RAN QRH LIGHT EXTINGUISHED. GROUNDED - YES. DUE TO HISTORY- SELECTED WHCU M323 TO OVERRIDE, 
- [SDR ASAA2023041042789](https://openairdocs.org/sdr/ASAA2023041042789), Apr 10, 2023: UNKNOWN. UNKNOWN. DURING PREFLIGHT FLOW - RH FORWARD WINDOW HEAT OVERHEAT LIGHT ON- CAUTION LIGHT. GROUNDED - YES. PERFORMED WINDOW HEAT FAULT ISOLATION PER B737-9 IFIM 30-41-00-
- [SDR ASAA2023041042788](https://openairdocs.org/sdr/ASAA2023041042788), Apr 10, 2023: UNKNOWN. UNKNOWN. RH WINDOW HEAT OVERHEAT CAUTION LT CAME ON. GROUNDED - YES. RAN QRH, CONDITION CLEARED.
- [SDR ASAA2023031242375](https://openairdocs.org/sdr/ASAA2023031242375), Mar 12, 2023: UNKNOWN. UNKNOWN. APU "FAULT" LIGHT WHILE ATTEMPTING START. GROUNDED - YES. IN OMF FOUND MAINT MESSAGE 49-41254 START CONVERTER UNIT SHOWS START SYSTEM INOP. PERFORMED GVI OF CON
- [SDR ASAA2023021341935](https://openairdocs.org/sdr/ASAA2023021341935), Feb 13, 2023: UNKNOWN. UNKNOWN. FMC #1 FAILED IN FLIGHT. RECOVERED ON ITS OWN AFTER ABOUT 3 MINUTES. NO SWITCHES MOVED. NO APPROACH LOADED. GROUNDED - YES. PERFORMED B737-9 IFIM 34-61-00-810-9
- [SDR ASAA2023020841879](https://openairdocs.org/sdr/ASAA2023020841879), Feb 8, 2023: VALVE. FAULTY. DURING TAKEOFF WITH POWER SET, ANTI-ICE MASTER CAUTION ILLUMINATED. AFTER A FEW SECONDS THE LIGHT EXTINGUISHED. APPEARED TO BE AN ENGINE ANTI-ICE MASTER CAUTION
- [SDR ASAA2022120941090](https://openairdocs.org/sdr/ASAA2022120941090), Dec 9, 2022: ANTI-ICE VALVE. WARNING LIGHT. WING ANTI - ICE L VALVE LIGHT STAYED ON WITH SWITCH ON. GROUNDED - YES. PERFORMED T/C MAX-30EA-24968. L WING ANTI-ICE LIGHT WAS EXTINGUISHED AND NO FAULTS POPUL
- [SDR ASAA2022112140903](https://openairdocs.org/sdr/ASAA2022112140903), Nov 21, 2022: NONE. NONE. THE FLIGHT ATTENDANT REPORTED L2 DOOR WAS DIFFICULT TO OPEN. GROUNDED - YES. PERFORMED OPERATIONAL CHECK OF L-2 DOOR NO DEFECTS NOTED DOOR OPERATES NORMAL C/W O
- [SDR ASAA2022110640665](https://openairdocs.org/sdr/ASAA2022110640665), Nov 6, 2022: COUPLER. MALFUNCTIONED. HF # 1 RECEIVES BUT DOES NOT TRANSMIT, APPEARS TO TUNE NORMALLY. GROUNDED - YES. FAULT CODE 23-21051 ACTIVE ON OMF EXISITING FAULTS. REMOVED AND REPLACED #1 HF 
- [SDR ASAA2022102040411](https://openairdocs.org/sdr/ASAA2022102040411), Oct 20, 2022: ANTENNA. FAULTY. HF 1 APPEARS TO NOT TRANSMIT. ABLE TO LISTEN AND RECEIVE ON BOTH HF 1 AND HF 2. SELCAL CHECKS GOOD BOTH RADIOS. SATCOM OPERATES NORMALLY. GROUNDED - YES. REPLAC
- [SDR ASAA2022091639975](https://openairdocs.org/sdr/ASAA2022091639975), Sep 16, 2022: ANTI-ICE SYSTEM. WARNING LIGHT. AFTER AIRSTART ON #1 ENGINE- ENGINE ANTI ICE LIGHT #1 ILLUMINATED. GROUNDED - YES. REMOVED ENG 1 A/I VLV CONNECTOR AND LOOSENED LOCK BOLT. UNABLE TO MOVE VALVE 
- [SDR ASAA2022081039450](https://openairdocs.org/sdr/ASAA2022081039450), Aug 10, 2022: DISPLAY. INACCURATE. WX RADAR DISPLAYS UNBELIEVABLE STRAIGHT LINE OF WEATHER RETURNS ABOUT 20 DEGREES RIGHT OF NOSE. GROUNDED - YES. PILOT REPORTS WXR WAS REPORTING WEATHER RETURN B
- [SDR ASAA2022080139293](https://openairdocs.org/sdr/ASAA2022080139293), Aug 1, 2022: SHUTOFF VALVE. WARNING LIGHT. DESCENDING THROUGH FL230 IN CLEAR CONDITIONS,NO ANTI ICE ON, WE GOT MASTER CAUTION FOR ANTI-ICE.THE "ENG ANTI-ICE" LIGHT WAS ON FOR ENG #2 LIGHT IS STILL ON AFT

## 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/N938AK/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

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