# Service difficulty reports: N421YX

A list on [N421YX](https://openairdocs.org/aircraft/N421YX.md).

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

- [SDR R61A2025102600484](https://openairdocs.org/sdr/R61A2025102600484.md): Skin · dented · Oct 18, 2025 · N421YX · Emb ERJ170200LR · Fuselage Main, Plate/Skin
  > DENT RH FF BTW FR8-9 STGR 18R-20R TEMPORARY REPAIR AND REQUIRES FINAL REPAIR WITHIN 7500FC PER ETD2024-170- 004781. INSTALLED DOUBLER REPAIR FOR RH FF BTW FR8-9 STGR 18R-20R REF ETD2025-170-929820 REV A.
- [SDR R61A2024031500109](https://openairdocs.org/sdr/R61A2024031500109.md): Pressure Switch · failed · Mar 14, 2024 · N421YX · Emb ERJ170100LR · Landing Gear Brake System
  > PARKING BRAKE NOT RELEASED CAUTION MESSAGE ON EICAS IN FLIGHT. DECLARED EMERGENCY, LANDED WITHOUT INCIDENT. R&R EMERGENCY PARKING BRAKE PRESSURE SWITCH.
- [SDR R61A2023072600121](https://openairdocs.org/sdr/R61A2023072600121.md): Stiffener · corroded · Jul 6, 2023 · N421YX · Emb ERJ170200LR · Fuselage Miscellaneous Structure
  > AFT DRAIN MAST, FWD STIFFENER ANGLE AT FR 86-87 CORRODED. R&R IAW SRM 51-41-01, 51-43-03, 51-41-02.
- [SDR R61A2023072600118](https://openairdocs.org/sdr/R61A2023072600118.md): Floor Support · corroded · Jul 6, 2023 · N421YX · Emb ERJ170200LR · Fuselage Miscellaneous Structure
  > R/H O/B FLOOR SUPPORT AT FR 88-90 CORRODED. R&R IAW SRM 51-42-01, 51-43-03.
- [SDR R61A2023072600117](https://openairdocs.org/sdr/R61A2023072600117.md): Seat Track · corroded · Jul 6, 2023 · N421YX · Emb ERJ170200LR · Fuselage, Seat/Cargo Attach Fittings
  > R/H AFT I/B SEAT TRACK DOUBLER AT FR 85-89 CORRODED. R&R IAW SRM 51-41-01, 51-43-01.
- [SDR R61A2023072600116](https://openairdocs.org/sdr/R61A2023072600116.md): Shear Plate · corroded · Jul 6, 2023 · N421YX · Emb ERJ170200LR · Fuselage Miscellaneous Structure
  > SHEAR CLIP AT FR 84, BTWN STR 27R-28R CORRODED. R&R IAW SRM 51-41-00, 51-41-01, 51-41-02.
- [SDR R61A2023072600115](https://openairdocs.org/sdr/R61A2023072600115.md): Seat Track · corroded · Jul 6, 2023 · N421YX · Emb ERJ170200LR · Fuselage, Seat/Cargo Attach Fittings
  > FWD FUDELAGE R/H I/B SEAT TRACK AT FR 17 CORRODED. R&R SEAT TRACK BTWN FR 12-20 IAW SRM 51-41-02, 51-43-03, 51-43-04.
- [SDR R61A2023072600114](https://openairdocs.org/sdr/R61A2023072600114.md): Web · corroded · Jul 6, 2023 · N421YX · Emb ERJ170200LR · Fuselage Miscellaneous Structure
  > FWD FUSELAGE L/H FLOOR WEB BTWN FR 13-16 CORRODED. R&R IAW SRM 51-41-02.
- [SDR R61A2023072600111](https://openairdocs.org/sdr/R61A2023072600111.md): Attach Bracket · corroded · Jul 4, 2023 · N421YX · Emb ERJ170200LR · Passenger/Crew Doors
  > L1 DOOR ARM/DISARM CABLE LOWER ATTACH HARDWARE CORRODED. R&R IAW AMM 52-11-40-400-801-A.
- [SDR R61A2023072600113](https://openairdocs.org/sdr/R61A2023072600113.md): Seal Depressor · corroded · Jul 1, 2023 · N421YX · Emb ERJ170200LR · Fuselage Main, Structure
  > AFT CARGO AFT LOWER SEAL DEPRESSOR CORRODED. R&R IAW AMM 20-10-01 AND 53-21-29.
- [SDR R61A2023072600112](https://openairdocs.org/sdr/R61A2023072600112.md): Retainer · corroded · Jul 1, 2023 · N421YX · Emb ERJ170200LR · Fuselage Miscellaneous Structure
  > AFT CARGO FWD LOWER SEAL RETAINER CORRODED. R&R IAW AMM 20-10-01 AND 53-21-29.
- [SDR R61A2023041300225](https://openairdocs.org/sdr/R61A2023041300225.md): Shear Angle · buckled · Apr 10, 2023 · N421YX · Emb ERJ170200LR · Fuselage Main, Structure
  > BIRD STRIKE ON LH FWD FUSELAGE AT FRA 4 BETWEEM STR 13L TO 17L. ON FURTHER INSPECTION FOUND SHEAR CLIP BUCKLED. REPAIRED IAW ETD2023-170-009221-2023. ALSO REF VP-015533-2023 N/R #1 FOR WORK PERFORMED.
- [SDR R61A2023072600120](https://openairdocs.org/sdr/R61A2023072600120.md): Stop Fitting · corroded · Jul 3, 2022 · N421YX · Emb ERJ170200LR · Galley Doors
  > R1 DOORSTOP HARDWARE CORRODED. R&R IAW AMM 52-41-23-000-802-A
- [SDR R61A2023072600119](https://openairdocs.org/sdr/R61A2023072600119.md): Stop Fitting · corroded · Jul 3, 2022 · N421YX · Emb ERJ170200LR · Passenger/Crew Doors
  > L1 DOOR STOP HARDWARE CORRODED. R&R IAW AMM 52-11-23-400-802-A
- [SDR R61A2021020900153](https://openairdocs.org/sdr/R61A2021020900153.md): Door · out of adjust · Feb 5, 2021 · N421YX · Emb ERJ170200LR · Passenger/Crew Doors
  > L1 DOOR TOUGH TO OPEN FROM OUTSIDE. ADJUSTED L1 DOOR FWD TOP TRACK IAW AMM 52-11-00.
- [SDR R61A2021011800069](https://openairdocs.org/sdr/R61A2021011800069.md): Crossbeam · corroded · Jan 18, 2021 · N421YX · Emb ERJ170200LR · Fuselage Main, Structure
  > DURING HEAVY MAINT CHECK FOUND FR 84 CROSSBEAM CORROSION ON OUTBOARD LT SEAT TRACK. CUT OUT DAMAGE AND FABRICATED L ANGLE AT FR 84 LT OUTBOARD SEAT TRACK PER ETD2020-170-036784.
- [SDR R61A2021011800068](https://openairdocs.org/sdr/R61A2021011800068.md): Spar · cracked · Jan 18, 2021 · N421YX · Emb ERJ170200LR · Wing Spar
  > DURING HEAVY MAINT CHECK FOUND LT WING SPAR 1 CRACKED. REMOVED AND REPLACED LT WING SPAR 1 AT WINGTIP ATTACHMENT, IAW EMB SRM 51-40-08, 51-23-06.
- [SDR R61A2021011800067](https://openairdocs.org/sdr/R61A2021011800067.md): Spar · cracked · Jan 18, 2021 · N421YX · Emb ERJ170100LR · Wing Spar
  > DURING HEAVY MAINT CHECK FOUND RT WING SPAR 1 CRACKED. REMOVED AND REPLACED RT WING SPAR 1 AT WINGTIP ATTACHMENT, IAW EMB SRM 51-40-08, 51-23-06.
- [SDR R61A20210113001](https://openairdocs.org/sdr/R61A20210113001.md): Slide · loose · Dec 28, 2020 · N421YX · Emb ERJ170200LR · Escape Slide
  > FOUND FWD PASSENGER DOOR EVACUATION SLIDE TO BE PARTIALLY DEPLOYED AT EAMS. REMOVED AND REPLACED DOOR SLIDE. AIRCRAFT IN HEAVY CHECK IN BNA, REF EAMS WO H7734 SN 302 FOR WORK PERFORMED.
- [SDR R61A2020062300537](https://openairdocs.org/sdr/R61A2020062300537.md): Power Supply · inoperative · Jun 22, 2020 · N421YX · Emb ERJ170200LR · Emergency Lighting
  > EMERGENCY LIGHTS OVER SERVICE DOOR AND COCKPIT DO NOT ILLUMINATE. R&R EMERGENCY LIGHT POWER UNIT ABOVE FWD SERVICE DOOR.
- [SDR R61A2020062300535](https://openairdocs.org/sdr/R61A2020062300535.md): Power Supply · inoperative · Jun 22, 2020 · N421YX · Emb ERJ170200LR · Emergency Lighting
  > EMERGENCY EXIT LIGHTS IN AFT GALLEY AREA DO NOT ILLUMINATE. R&R EMERGENCY LIGHT POWER UNIT ABOVE AFT SERVICE DOOR.
- [SDR R61A2020020420150](https://openairdocs.org/sdr/R61A2020020420150.md): Light · damaged · Feb 2, 2020 · N421YX · Emb ERJ170200LR · Emergency Lighting
  > PHOTOLUMINESCENT LIGHT STRIP NEXT TO COAT CLOSET HAS GREATER THAN 10 DAMAGE. R&R PHOTOLUMINESCENT STRIP LIGHT NEXT TO CART CLOSET IAW AMM 33-50-21.
- [SDR R61A2020013100142](https://openairdocs.org/sdr/R61A2020013100142.md): Slide · partial deploy · Jan 30, 2020 · N421YX · Emb ERJ170200LR · Escape Slide
  > L1 DOOR SLIDE DEPLOYED. R&R EMERGENCY EVACUATION SLIDE ON L1 DOOR IAW AMM 25-65-01.
- [SDR R61A201807110773](https://openairdocs.org/sdr/R61A201807110773.md): Attach Angle · cracked · Jun 27, 2018 · N421YX · Emb ERJ170200LR · Fuselage Miscellaneous Structure
  > WHILE A/C WAS IN FOR HEAVY MAINTENANCE VISIT, MAINTENANCE FOUND LT RIB 52 ATTACH ANGLE CRACKED JUST INBOARD OF AILERON TORQUE TUBE SUPPORT FITTING. REMOVED, FABRICATED, LOCATED, DRILLED, AND INSTALLED NEW ANGLE AT FRAME 52 LT RIB IAW ARM 51-40-02, 51-40-03, A
- [SDR R61A201807110772](https://openairdocs.org/sdr/R61A201807110772.md): Striker · gouged · Jun 25, 2018 · N421YX · Emb ERJ170200LR · Passenger/Crew Doors
  > WHILE A/C WAS IN FOR HEAVY MAINTENANCE VISIT, MAINTENANCE FOUND FLIGHT DECK DOOR, FWD SIDE, EMERGENCY LOCK, ANGLE ON LOCK HOUSING GOUGED. BLENDED DAMAGE AND FOUND TO BE BEYOND ALLOWABLE LIMITS PER SRM 51-75-16. REMOVED AND REPLACED STRIKER IAW SRM 51-10-03, 5
- [SDR R61A201807090756](https://openairdocs.org/sdr/R61A201807090756.md): Gusset · corroded · Jun 24, 2018 · N421YX · Emb ERJ170200LR · Fuselage Miscellaneous Structure
  > WHILE AIRCRAFT WAS OUT OF SERVICE FOR HEAVY CHECK, MAINTENANCE FOUND LEVEL 2 CORROSION AT AFT WET AREA, SPLICE/GUSSET PLATE FR 90, RBL 10. GUSSET/SPLICE PLATE WAS REMOVED AND REPLACED IAW SRM 51-41-02. AIRCRAFT REMAINS OUT OF SERVICE FOR HEAVY CHECK COMPLETION
- [SDR R61A201807090754](https://openairdocs.org/sdr/R61A201807090754.md): Shear Panel · corroded · Jun 24, 2018 · N421YX · Emb ERJ170200LR · Fuselage Miscellaneous Structure
  > WHILE AIRCRAFT WAS OUT OF SERVICE FOR HEAVY CHECK, LEVEL 2 CORROSION WAS FOUND AT AFT WET AREA RT SHEAR PANEL. SHEAR PANEL WAS REMOVED AND REPLACED IAW SRM 51-42-01. AIRCRAFT REMAINS OUT OF SERVICE FOR HEAVY CHECK COMPLETION.
- [SDR R61A201807090755](https://openairdocs.org/sdr/R61A201807090755.md): Floor Support · corroded · Jun 24, 2018 · N421YX · Emb ERJ170200LR · Fuselage Miscellaneous Structure
  > WHILE AIRCRAFT WAS IN FOR HEAVY MAINTENANCE VISIT, MAINTENANCE FOUND AFT WET AREA, RT FLOOR PANEL SUPPORT FR 88-90 CORRODED BEYOND ALLOWABLE LIMITS. REMOVED AND REPLACED RT OUTBOARD FLOOR SUPPORT IAW SRM 51-42-01 AND 51-40-02.
- [SDR R61A201807090757](https://openairdocs.org/sdr/R61A201807090757.md): Upper Sheet · corroded · Jun 24, 2018 · N421YX · Emb ERJ170200LR · Fuselage Miscellaneous Structure
  > WHILE AIRCRAFT WAS OUT OF SERVICE FOR HEAVY CHECK, MAINTENANCE FOUND LEVEL 2 CORROSION AT AFT WET AREA, RT INBOARD FLOOR BEAM DOUBLER/UPPER SHEET FR 84 TO FR 86, RBL 12. UPPER SHEET WAS REMOVED AND REPLACED IAW SRM 51-41-01 AND 51-43-03. AIRCRAFT REMAINS OUT O
- [SDR R61A201807090758](https://openairdocs.org/sdr/R61A201807090758.md): Intercostal · corroded · Jun 24, 2018 · N421YX · Emb ERJ170200LR · Fuselage Miscellaneous Structure
  > WHILE AIRCRAFT WAS OUT OF SERVICE FOR HEAVY CHECK, MAINTENANCE FOUND LEVEL 2 CORROSION AT AFT WET AREA, RT INBOARD FLOOR BEAM FR 89 TO FR 90. RT INBOARD INTERCOSTAL/FLOORBEAM WAS REMOVED AND REPLACED IAW SRM 51-41-01 AND 51-43-03. AIRCRAFT REMAINS OUT OF SERVI
- [SDR R61A201807090759](https://openairdocs.org/sdr/R61A201807090759.md): Skin Panel · corroded · Jun 24, 2018 · N421YX · Emb ERJ170200LR · Nacelle/Pylon, Plate/Skin
  > WHILE AIRCRAFT WAS IN FOR HEAVY MAINTENANCE, MAINTENANCE FOUND PANEL 419NR HAS CORROSION ON HINGE. MAINTENANCE REMOVED AND REPLACED PANEL 419NR PER AMM 54-50-22.
- [SDR R61A201807090752](https://openairdocs.org/sdr/R61A201807090752.md): Shear Panel · corroded · Jun 24, 2018 · N421YX · Emb ERJ170200LR · Fuselage Miscellaneous Structure
  > WHILE AIRCRAFT WAS OUT OF SERVICE FOR HEAVY CHECK, MAINTENANCE FOUND LEVEL 2 CORROSION AT AFT WET AREA, LT SHEAR PANEL FR 87 TO FR 88. SHEAR PANEL WAS REMOVED AND REPLACED IAW SRM 51-42-01. AIRCRAFT REMAINS OUT OF SERVICE FOR HEAVY CHECK COMPLETION.
- [SDR R61A201807090753](https://openairdocs.org/sdr/R61A201807090753.md): Shear Panel · corroded · Jun 24, 2018 · N421YX · Emb ERJ170200LR · Fuselage Miscellaneous Structure
  > WHILE AIRCRAFT WAS OUT OF SERVICE FOR HEAVY CHECK, MAINTENANCE FOUND LEVEL 2 CORROSION AT AFT WET AREA CENTER SHEAR PANEL FR 87 TO FR 88. SHEAR PANEL WAS REPLACED IAW SRM 51-42-01. AIRCRAFT REMAINS OUT OF SERVICE FOR HEAVY CHECK COMPLETION.
- [SDR R61A201807090760](https://openairdocs.org/sdr/R61A201807090760.md): Door Sill · corroded · Jun 23, 2018 · N421YX · Emb ERJ170200LR · Fuselage Miscellaneous Structure
  > WHILE AIRCRAFT WAS OUT OF SERVICE FOR HEAVY CHECK, LEVEL 2 CORROSION WAS FOUND ON PAX FLOOR STRUCTURE (WEB/SILL) AT FRAME 14 RBL 49. WEB/SILL WAS REMOVED AND REPLACED IAW SRM 51-43-02. AIRCRAFT REMAINS OUT OF SERVICE FOR HEAVY CHECK COMPLETION.
- [SDR R61A201807090751](https://openairdocs.org/sdr/R61A201807090751.md): Doubler · corroded · Jun 23, 2018 · N421YX · Emb ERJ170200LR · Fuselage Miscellaneous Structure
  > WHILE AIRCRAFT WAS IN FOR HEAVY MAINTENANCE VISIT, MAINTENENCE FOUND CORROSION ON PAX FLOOR STRUCTURE AT FR 16 LBL 13-14. BLENDED AND FOUND TO BE OUT OF LIMITS PER SRM 51-10-03 AMD 53-10-10. REMOVED AND REPLACED DOUBLER IAW SRM 51-42-02, AND 51-40-03.
- [SDR R61A201807090761](https://openairdocs.org/sdr/R61A201807090761.md): Light · cracked · Jun 22, 2018 · N421YX · Emb ERJ170200LR · Emergency Lighting
  > WHILE AIRCRAFT WAS OUT OF SERVICE FOR HEAVY CHECK, R2 FWD LOWER EMERGENCY EXIT LIGHT WAS FOUND DAMAGED (CRACKED). LIGHT ASSY WAS REMOVED AND REPLACED IAW AMM 33-50-15. AIRCRAFT REMAINS OUT OF SERVICE FOR HEAVY CHECK COMPLETION.
- [SDR R61A201803250401](https://openairdocs.org/sdr/R61A201803250401.md): Hook · dirty · Mar 25, 2018 · N421YX · Emb ERJ170200LR · Passenger/Crew Doors
  > L2 DOOR WAS SLOWLY DISARMING ITSELF DURING FLIGHT. NO INDICATIONS IN EICAS. FOUND DEBRIS IN FLOOR HOOK. REMOVED. OPS CHECK OK.
- [SDR R61A201609280560](https://openairdocs.org/sdr/R61A201609280560.md): Flashlight · cracked · Sep 28, 2016 · N421YX · Emb ERJ170200LR · Emergency Equipment
  > MAINTENANCE REPORTED THAT THE AFT GALLEY FLASHLIGHT WAS CRACKED. MAINTENANCE REMOVED AND REPLACED AFT GALLEY FLASHLIGHT PER EMB AMM AND OPS CHECKED GOOD.
- [SDR R61A201603210204](https://openairdocs.org/sdr/R61A201603210204.md): Light · loose · Mar 21, 2016 · N421YX · Emb ERJ170200LR · Emergency Lighting
  > CREW REPORTED THAT THE EMERGENCY LIGHT STRIP ON THE LT SIDE OF FIRST CLASS SECTION WAS DISPLACED. MAINTENANCE REPOSITIONED THE LIGHT STRIP IAW AMM AND OPS CHECKED GOOD.

## 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 = 'N421YX' AND registry_match = 'registration'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/aircraft/N421YX/reports

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