# Service difficulty reports: Boeing 737-401

A list on [Boeing 737-401](https://openairdocs.org/model/boeing-737-401.md).

Newest first. General aviation reporting is voluntary.

Page 1 of 60 · 2,961 reports

- [SDR 4TXA2026010422501](https://openairdocs.org/sdr/4TXA2026010422501.md): Computer · intermittent · Jan 3, 2026 · N804TJ · Boeing 737401 · Brake Anti-Skid Section
  > #3 MLG TIRE BLEW ON LANDING ROLL. REQUIRED CONDITIONAL INSPECTION. PERFORMED CONDITIONAL INSPECTION I.A.W. AMM 05-51-54, NO OTHER DEFECTS NOTED. REMOVED AND REPLACED #3 MLG WHEEL ASSY PER AMM 32-45-11. ANTI-SKID CONTROL SYSTEM CHECKED, FAILED LOCKED WHEEL PROT
- [SDR 4TXA202512120001](https://openairdocs.org/sdr/4TXA202512120001.md): Hydraulic System · leaking · Dec 9, 2025 · N804TJ · Boeing 737401 · Hydraulic System, Main
  > DURING TAKE-OFF FO NOTICED HYDRAULIC SYSTEM A "LOW PRESSURE" LIGHT ILLUMINATED. THEN CHECKED SYSTEM A HYDRAULIC QUANTITY WHICH WAS FOUND TO BE AT 0. PILOTS IMMEDIATELY DECLARED EMERGENCY.
- [SDR 2025F00250](https://openairdocs.org/sdr/2025F00250.md): Bolt · missing · Oct 24, 2025 · N804TJ · Boeing 737401 · Landing Gear Steering System
  > ON LANDING AS THE NOSE TOUCHED DOWN THE AIRCRAFT STARTED VEERING TO THE LEFT. BOTH REVERSERS WERE NORMAL AND SPEED BRAKE UP. USED DIFFERENTIAL BRAKING BUT WOULD NOT HOLD ON CENTER LINE. USED RIGHT TILLER TO ASSIST BUT IT SUDDENLY JAMMED TO THE LEFT FORCEFULLY.
- [SDR I5EA2023052200007](https://openairdocs.org/sdr/I5EA2023052200007.md): Battery Pack · discharged · May 21, 2023 · N804TJ · Boeing 737401 · Emergency Lighting
  > R/H AFT OVERWING EMERGENCY EXIT LIGHT INOP. REMOVED AND REPLACED EMERGENCY LIGHT BATTERY PACK AT M1136, STA. 735L, OPS CHECK GOOD IAW B737-400, AMM 33-51-51
- [SDR I5EA2023041900002](https://openairdocs.org/sdr/I5EA2023041900002.md): Battery Pack · no test · Apr 19, 2023 · N804TJ · Boeing 737401 · Emergency Lighting
  > MID CABIN EMERGENCY LIGHTS INOP. REMOVED AND REPLACED EMERGENCY BATTERY M1479 AT STA.598R WITH SERVICEABLE UNIT AND TEST IAW B737-400 AMM 33-51-51. TEST OK.
- [SDR I5EA2023041900001](https://openairdocs.org/sdr/I5EA2023041900001.md): Battery Pack · no test · Apr 19, 2023 · N804TJ · Boeing 737401 · Emergency Lighting
  > FWD CABIN EMERGENCY LIGHTS INOP. REMOVED AND REPLACED EMERGENCY BATTERY M1132 AT STA. 330R WITH SERVICEABLE UNIT AND TEST IAW B737-400 AMM 33-51-51. LIGHTS TEST OK.
- [SDR I5EA2023060800001](https://openairdocs.org/sdr/I5EA2023060800001.md): Skin · dented · Jun 8, 2022 · N804TJ · Boeing 737401 · Fuselage Main, Plate/Skin
  > DENT AT STA380 - STA400 BETWEEN STR14L TO STR16L
- [SDR I5EA2021111800004](https://openairdocs.org/sdr/I5EA2021111800004.md): None · none · Nov 18, 2021 · N418US · Boeing 737401 · Fuselage Structure (General)
  > AIRCRAFT DAMAGED BY PUSHBACK TUG. REPAIRED EXTERNAL FUSELAGE SKIN AT FUSELAGE STA.203.8 BL 0.0 IAW EO #211109 REV. INITIAL.
- [SDR I5EA2021091100004](https://openairdocs.org/sdr/I5EA2021091100004.md): Battery Pack · no test · Sep 11, 2021 · N804TJ · Boeing 737401 · Emergency Lighting
  > AFT SERVICE DOOR OVERHEAD EMERGENCY EXIT LIGHT INOP. REMOVED AND REPLACED EMERGENCY BATTERY PACK AT STA. 960R/M1137 AND OPS CHECKED GOOD. IAW B-737-400 AMM 33-51-51.
- [SDR I5EA2021091100003](https://openairdocs.org/sdr/I5EA2021091100003.md): Battery Pack · no test · Sep 11, 2021 · N804TJ · Boeing 737401 · Emergency Lighting
  > AFT ENTRY DOOR EMERGENCY EXIT LIGHT INOP. REMOVED AND REPLACED EMERGENCY BATTERY PACK AT STA. 960L/M1197 AND OPS CHECKED GOOD. IAW B737-400 AMM 33-51-51.
- [SDR I5EA2021091100002](https://openairdocs.org/sdr/I5EA2021091100002.md): Battery Pack · no test · Sep 11, 2021 · N804TJ · Boeing 737401 · Emergency Lighting
  > EMERGENCY PATH LIGHT AT 16L INOP. REMOVED AND REPLACED BATTERY PACK AT STA 629L/M1134 AND OPS CHECKED GOOD. IAW B737-400 AMM 33-51-51
- [SDR I5EA2021081700013](https://openairdocs.org/sdr/I5EA2021081700013.md): Battery Pack · inoperative · Aug 17, 2021 · N418US · Boeing 737401 · Emergency Lighting
  > FWD CABIN RH EMERGENCY LIGHTS INOP. REMOVED AND REPLACED FWD CABIN RH EMERGENCY BATTERY ASSY. M1132 IAW B737 AMM 33-51-51, OPS CHECK GOOD.
- [SDR I5EA2021081700221](https://openairdocs.org/sdr/I5EA2021081700221.md): Battery · inoperative · Aug 17, 2021 · N418US · Boeing 737401 · Emergency Lighting
  > FWD. CABIN R/H EMERGENCY EXIT LIGHTS INOPERATIVE. REMOVED AND REPLACED FORWARD CABIN R/H EMERGENCY BATTERY ASSEMBLY. M1132. IAW B-737 AMM 31-51-51. OPS CHECK GOOD.
- [SDR I5EA2021081600011](https://openairdocs.org/sdr/I5EA2021081600011.md): Battery Pack · no test · Aug 16, 2021 · N418US · Boeing 737401 · Emergency Lighting
  > OVER WING EMERGENCY EXIT LIGHT INOP. REMOVED AND REPLACED EMERGENCY EXIT BATTERY M1134 AT STA 634L AND TEST IAW B737-400 AMM 33-51-51. TEST GOOD. PN ON 2013-1ASMI, SN ON 11814.
- [SDR I5EA2021080500006](https://openairdocs.org/sdr/I5EA2021080500006.md): Battery Pack · no test · Aug 5, 2021 · N418US · Boeing 737401 · Emergency Lighting
  > BOTH FWD EMERGENCY EXIT LIGHT OVER WING INOP. REMOVED AND REPLACED BATTERY PACK AT M1435 STA 727G R IAW B737-400 AMM 33-51-51. OPS CHECK GOOD.
- [SDR I5EA2021080500005](https://openairdocs.org/sdr/I5EA2021080500005.md): Battery Pack · no test · Aug 5, 2021 · N418US · Boeing 737401 · Emergency Lighting
  > EMERGENCY AISLE LIGHT AT L547 INOP. REMOVED AND REPLACED BATTERY PACK AT M1136 STA 753L IAW B737-400 AMM 33-51-51. OPS CHECK GOOD.
- [SDR I5EA2021080500004](https://openairdocs.org/sdr/I5EA2021080500004.md): Power Supply · no test · Aug 5, 2021 · N418US · Boeing 737401 · Emergency Lighting
  > POWER SUPPLY FOR EMERGENCY LIGHT M1137 STA 975R NOT CHARGING. REMOVED AND REPLACED WITH SERVICEABLE POWER SUPPLY AT STA 975R IAW B737-400 AMM 33-51-51. OPS CHECK GOOD.
- [SDR I5EA2021080500003](https://openairdocs.org/sdr/I5EA2021080500003.md): Power Supply · no test · Aug 5, 2021 · N418US · Boeing 737401 · Emergency Lighting
  > POWER SUPPLY FOR EMERGENCY LIGHT M1197 STA 960L NOT CHARGING. REMOVED AND REPLACED WITH SERVICEABLE POWER SUPPLY AT STA 960L IAW B737-400 AMM 33-51-51. OPS CHECK GOOD.
- [SDR I5EA2021080500002](https://openairdocs.org/sdr/I5EA2021080500002.md): Battery Pack · no test · Aug 5, 2021 · N418US · Boeing 737401 · Emergency Lighting
  > L/H AFT EMERGENCY EXIT LIGHT AT L2 DOOR INOP. REMOVED AND REPLACED AFT L/H BATTERY PACK AT MODULE M1197 STA 960L IAW B737-400 AMM 33-51-51. OPS CHECK GOOD.
- [SDR I5EA2021081000007](https://openairdocs.org/sdr/I5EA2021081000007.md): Battery Pack · no test · Jul 27, 2021 · N804TJ · Boeing 737401 · Emergency Lighting
  > OVERWING EXITS LIGHTS ON RIGHT SIDE INOP. PERFORMED CHARGE THE EMERGENCY LIGHT BATTERY POWER SUPPLY IAW AMM 33-51-51, OPS CHECK GOOD. IAW AMM 33-51-02
- [SDR I5EA2021060300001](https://openairdocs.org/sdr/I5EA2021060300001.md): Battery Pack · no test · Jun 3, 2021 · N420US · Boeing 737401 · Emergency Lighting
  > EMERGENCY EXIT LIGHTS OUT ROW 12. REMOVED AND REPLACED BATTERY ASSY PACK IAW AMM B737-400 33-51-51, OPS CHECK GOOD.
- [SDR I5EA2021042000006](https://openairdocs.org/sdr/I5EA2021042000006.md): Battery Pack · inoperative · Apr 20, 2021 · N804TJ · Boeing 737401 · Emergency Lighting
  > EMERGENCY BATTERY PACK INOP AT STA 622R, CONNECTOR M1135. REMOVED AND REPLACED BATTERY PACK M1135, OPS CHECK GOOD, IAW B737-400 AMM 33-51-51.
- [SDR I5EA2021041700005](https://openairdocs.org/sdr/I5EA2021041700005.md): Power Supply · no test · Apr 17, 2021 · N420US · Boeing 737401 · Emergency Lighting
  > EMERGENCY LIGHTS ON L/H SIDE ISLE FROM ROW 20-24 INOP. PERFORMED T/S AND FOUND BAD POWER SUPPLY (M1197). REMOVED AND REPLACED THE POWER SUPPLY M1197 @STA 960L, PERFORMED OPS CHECK OF EMERGENCY LIGHT SYSTEM IAW WDM 33-51-15 AND B737 AMM 33-51-51 AND 33-51-02.
- [SDR I5EA2021011200004](https://openairdocs.org/sdr/I5EA2021011200004.md): Battery Pack · no test · Jan 12, 2021 · N804TJ · Boeing 737401 · Emergency Lighting
  > EMERGENCY LIGHT INOPERABLE AT L1065. REMOVED AND REPLACED EMERGENCY LIGHT BATTERY PACK AT M1136 STA 753L AND TEST, IAW B737-400 AMM 33-51-51. OPERATIONS CHECK GOOD.
- [SDR I5EA2020121600005](https://openairdocs.org/sdr/I5EA2020121600005.md): Battery Pack · discharged · Dec 16, 2020 · N804TJ · Boeing 737401 · Emergency Lighting
  > POWER SUPPLY FOR EMERGENCY LIGHT M1435 STA 727G (R) INOPERABLE. REMOVED AND REPLACED BATTERY PACK AT M1435 STA 727G (R). OPERATIONS CHECK GOOD, IAW B737-400 AMM 33-51-51.
- [SDR I5EA2020121600004](https://openairdocs.org/sdr/I5EA2020121600004.md): Power Supply · inoperative · Dec 16, 2020 · N804TJ · Boeing 737401 · Emergency Lighting
  > POWER SUPPLY FOR EMERGENCY LIGHT M1136 STA 753L IS NOT CHARGING. REMOVED AND REPLACED POWER SUPPLY FOR EMERGENCY LIGHT M1136 AT STA 753L. OPERATIONS CHECK GOOD, IAW B737-400 AMM 33-51-51.
- [SDR I5EA2020100500001](https://openairdocs.org/sdr/I5EA2020100500001.md): Clamp · loose · Sep 2, 2020 · N804TJ · Boeing 737401 · Pneumatic Distribution System
  > BLEED TRIP OFF LIGHT ILLUMINATED VARIOUS TIMES WITHIN SECONDS. RAN QRH PROCEDURE TO RESET UNTIL IT WOULD NOT RESET ANYMORE, THEN TURNNED LT PACK OFF PER QRH AND CABIN ALT ROSE ABOVE 10. THE WARNING HORN ACTIVATED AND WENT TO MANUAL AC, CABIN ALT AND PRESS CH
- [SDR I5EA2020080500001](https://openairdocs.org/sdr/I5EA2020080500001.md): Battery Pack · inoperative · Aug 5, 2020 · N804TJ · Boeing 737401 · Emergency Lighting
  > R-1 EMERGENCY EXIT SIGN FAILS TO ILLUMINATE. CORRECTIVE ACTION: REMOVED AND REPLACED R-1 EMERGENCY LIGHT POWER SUPPLY AT STA.330L EQUIP #1133. OPS CHECK GOOD IAW B737-400 AMM 33-51-12
- [SDR I5EA2020030404](https://openairdocs.org/sdr/I5EA2020030404.md): Battery Pack · discharged · Mar 3, 2020 · N804TJ · Boeing 737401 · Emergency Lighting
  > EMERGENCY LIGHT BATTERY PACK INOP AT M1197, STA 969.L, D3122
- [SDR I5EA2020030403](https://openairdocs.org/sdr/I5EA2020030403.md): Battery Pack · discharged · Mar 3, 2020 · N804TJ · Boeing 737401 · Emergency Lighting
  > EMERGENCY LIGHT SUPPLY ASSY INOP M1137, D2966, STA 960R
- [SDR I5EA2020030402](https://openairdocs.org/sdr/I5EA2020030402.md): Power Supply · inoperative · Mar 3, 2020 · N804TJ · Boeing 737401 · Emergency Lighting
  > EMERGENCY LIGHT POWER SUPPLY ASSY INOP M1134, D2690, STA 634L
- [SDR I5EA2020030401](https://openairdocs.org/sdr/I5EA2020030401.md): Power Supply · inoperative · Mar 3, 2020 · N804TJ · Boeing 737401 · Emergency Lighting
  > EMERGENCY LIGHT SUPPLY ASSY INOP M1479, D10212, STA598R
- [SDR I5EA2019112603](https://openairdocs.org/sdr/I5EA2019112603.md): Relay · malfunctioned · Nov 23, 2019 · N804TJ · Boeing 737401 · AC Power Distribution System
  > LOSS OF ENGINE INDICATION, GEAR WARNING LIGHT ON. SUPPLEMENTAL INFORMATION, REMOVED AND REPLACED R1 RELAY PN: A414-055335-05 SN: 10-1722 IAW WDM 24-56-01 AND 24-31-11, 24-32-01 AND REMOVED AND REPLACED M562 CIRCUIT CARD PN: 69-60761-5 IAW SWPM 20-41-01 AND PE
- [SDR I5EA2019112905](https://openairdocs.org/sdr/I5EA2019112905.md): Unknown · malfunctioned · Nov 20, 2019 · N804TJ · Boeing 737401 · Landing Gear Retraction/Extension System
  > WHEN LEAVING, LANDING GEAR POSITIONED UP, HANDLE JAMMED, HAD TO PULL THE TRIGGER. NOSE GEAR AND RT MLG INDICATION REMAINED RED. CONTINUED FOR PROPER MX SUPPORT. PERFORMED QRH PROCEDURE. SUPPLEMENTAL INFORMATION: ACCOMPLISHED AC JACKING IAW AMM 07-11-11, A
- [SDR I5EA201910231001](https://openairdocs.org/sdr/I5EA201910231001.md): Indicator · malfunctioned · Oct 21, 2019 · N420US · Boeing 737401 · Engine Indicating System
  > #1 ENGINE EGT SURGE TO 1300'C MULTIPLE TIMES (3 TIMES LESS THAN 1 MINUTE SECOND EACH)
- [SDR I5EA201904240005](https://openairdocs.org/sdr/I5EA201904240005.md): Target · out of adjust · Apr 22, 2019 · N802TJ · Boeing 737401 · Landing Gear Position and Warning
  > DISCREPANCY: RT GEAR RED LIGHT ILLUMINATED WITH GEAR LEVER IN UP POSITION AFTER TAKE OFF. RECYCLED GEAR RED LIGHT ILLUMINATED AGIAN. ADJUSTED THE SENSOR TARGET OF RIGHT MAIN LANDING GEAR UP LOCK SENSOR. PERFORMED OPS CHECK AND TEST IAW AMM 32-61-21, AMM 32-61
- [SDR I5EA201904210004](https://openairdocs.org/sdr/I5EA201904210004.md): Line · ruptured · Apr 19, 2019 · N23987 · Boeing 737401 · Hydraulic System, Main
  > DISCREPANCY: LOSS OF SYSTEM "A" HYDRAULIC FLUID DURING FLIGHT. CORRECTIVE ACTION: DURING WALK AROUND FOUND #1 BRAKE SUPPLY LINE WITH A LEAK. REMOVED AND REPLACED HYDRAULIC SUPPLY LINE AS PER B737 AMM 20-10-52. SERVICED SYS "A" PER B737 AMM 12-12-00. ACCOMPLISH
- [SDR I5EA201903020000](https://openairdocs.org/sdr/I5EA201903020000.md): Fuel Control · inoperative · Mar 5, 2019 · N804TJ · Boeing 737401 · Fuel Control/Turbine Engines
  > DISCREPANCY: AT TOP OF DESCENT, AUTO-THROTTLES MOVED THROTTLES TO IDLE, NR 1 ENGINE MADE "POP" NOISE AND SHUTDOWN. PRIOR TO TOP OF DESCENT, ENGINE INDICATIONS WERE NORMAL. PERFORMED ENGINE FAILURE QRH. WAS ABLE TO RESTART ENGINE AND PERFORM NORMAL LANDING. SUB
- [SDR I5EA2019030100000](https://openairdocs.org/sdr/I5EA2019030100000.md): Battery · discharged · Mar 4, 2019 · N420US · Boeing 737401 · Emergency Lighting
  > DISCREPANCY: PASSENGER CABIN - DURING EMERGENCY LIGHT TEST, BATTERY ASSY DID NOT SUPPLY ENOUGH POWER. CORRECTIVE ACTION: REMOVED AND REPLACED 1 EACH BATTERY FOR EMERGENCY LIGHTS AND TEST PASSENGER CABIN LIGHTS IAW ALL 33-51-51 PG. 202 PREFORMED OPS CHECK GO
- [SDR I5EA2019012803](https://openairdocs.org/sdr/I5EA2019012803.md): Wire · broken · Jan 28, 2019 · N418US · Boeing 737401 · Light System Wiring
  > EMERGENCY EXIT LIGHTS ON SEAT ROWS 14-22 INOP. TROUBLESHOT IAW WDM 33-57-42, FOUND BROKEN WIRE AT CONNECTOR D3686. REPAIRED BROKEN WIRE IAW SWPM 20-30-02, TEST GOOD IAW AMM 33-37-02.
- [SDR I5EA2018102600011](https://openairdocs.org/sdr/I5EA2018102600011.md): Unknown · malfunctioned · Oct 24, 2018 · N804TJ · Boeing 737401 · Cabin Pressure Control System
  > DISCREPANCY: AIRCRAFT WILL NOT PRESSURIZE AUTO/STANDBY OR MANUAL CORRECTIVE ACTION: PERFORMED DETAILS VISUAL INSP OF CABIN OUTFLOW VALVE, PRESSURE CONTROLLER AND RACK CONNECTORS. VERIFIED AIR/GROUND LOGIC AND PERFORMED SATISFACTORY PRESSURIZATION OPS CHECK
- [SDR I5EA2018090600000](https://openairdocs.org/sdr/I5EA2018090600000.md): Torque Link · broken · Sep 4, 2018 · N420US · Boeing 737401 · Main Landing Gear Strut/Axle/Truck
  > DURING LANDING WHEN REVERSE WAS APPLIED THE AIRCRAFT STARTED SHAKING HARD. REMOVED AND REPLACED LT MLG UPPER TORSION LINK PIN, 69-72023-1, AND LOWER, P/N 65-67693-3, TORQUE LINK PER AMM 32-11-51.
- [SDR I5EA212N20180301](https://openairdocs.org/sdr/I5EA212N20180301.md): Smoke Detector · failed · Mar 22, 2018 · N420US · Boeing 737401 · Smoke Detection
  > AFTER TAKEOFF, CLIMBING THROUGH FL060, AFT CARGO FIRE WARNING ILLUMINATED WITH MASTER WARNING LIGHT. CHECKLIST COMPLIED WITH, BOTTLE DISCHARGED, LANDING ACCOMPLISHED. ACCOMPLISHED A VISUAL INSPECTION OF AFT CARGO COMPARTMENT, NO SMOKE OR FIRE DAMAGE FOUND
- [SDR I5EA2018022001](https://openairdocs.org/sdr/I5EA2018022001.md): Fire Warning · false activation · Feb 11, 2018 · N420US · Boeing 737401 · Smoke Detection
  > CLIMBING THROUGH FL 230, THE AFT CARGO FIRE ALARM WENT OFF, COMPLETED THE CARGO FIRE PROCEDURE IAW QRH, PEFORMED AIR TURNBACK TO DEPARTURE. PERFORMED CARGO FIRE SUPESSION SYSYTEM OPERATIONAL TEST IAW AMM SUPPLEMENTAL DOC. N-0009-01 AND AMM 29-19-00. SYST
- [SDR I5EA2018021500001](https://openairdocs.org/sdr/I5EA2018021500001.md): Fire Warning · activated · Feb 11, 2018 · N420US · Boeing 737401 · Fire Detection
  > CLIMBING THROUGH FL230, AFT CARGO FIRE ALARM WENT OFF, COMPLETED CARGO FIRE PROCEDURE PER QRH, RETURNED TO DEPARTURE AIRPORT.
- [SDR I5EA2017112100007](https://openairdocs.org/sdr/I5EA2017112100007.md): Power Supply · inoperative · Nov 20, 2017 · N418US · Boeing 737401 · Emergency Equipment
  > LEFT FUSELAGE AFT LOWER EMERGENCY LIGHT INOPERATIVE. REMOVED AND REPLACED POWER SUPPLY AT BS 753, OPERATIONAL CHECKED GOOD, IAW AMM 33-51-51
- [SDR I5EA2017102503](https://openairdocs.org/sdr/I5EA2017102503.md): Battery Pack · discharged · Oct 25, 2017 · N420US · Boeing 737401 · Emergency Lighting
  > LT ROW 6 THROUGH 9 EMERGENCY LIGHTS INOPERATIVE. REMOVED AND REPLACED BATTERY PACK AT STA. 634L, OPERATION TEST GOOD IAW AMM 33-51-51.
- [SDR I5EA2017091902](https://openairdocs.org/sdr/I5EA2017091902.md): Frame · cracked · Sep 19, 2017 · N804TJ · Boeing 737401 · Fuselage Main, Frame
  > FWD CARGO BAY STA 500E HAS CRACK INDICATION AT 1.04" HOLE BETWEEN STR 20R AND STR 21R. REPAIRED FRAME AT STA 500E BETWEEN STR 20R AND STR 21R IAW SRM, REPAIR 13.
- [SDR I5EA201709190001](https://openairdocs.org/sdr/I5EA201709190001.md): Battery Pack · inoperative · Sep 17, 2017 · N804TJ · Boeing 737401 · Emergency Lighting
  > EMERGENCY LIGHTS INSIDE AND OUTSIDE OF CABIN ARE INOPERATIVE. REMOVED AND REPLACED BATTERY PACKS AT BS 753L AND 598R. OPERATIONAL CHECKED GOOD.
- [SDR I5EA2017082400001](https://openairdocs.org/sdr/I5EA2017082400001.md): Battery Pack · discharged · Aug 22, 2017 · N418US · Boeing 737401 · Emergency Lighting
  > SEAT MOUNTED AISLE LOCATOR LIGHTS INOPERATIVE ON RT SEAT ROWS 11 THROUGH 21. REPLACED THE BATTERY PACK.

Next page: https://openairdocs.org/model/boeing-737-401/reports.md?page=2

## 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 aircraft_model_key = '737401'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/model/boeing-737-401/reports

---
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