# Service difficulty reports: N312DN

A list on [N312DN](https://openairdocs.org/aircraft/N312DN.md).

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

- [SDR DALA2026022601364](https://openairdocs.org/sdr/DALA2026022601364.md): Wire · miswired · Feb 25, 2026 · N312DN · Airbus A321213 · Light System Wiring
  > AIRCRAFT 3012, L1 DOOR LOWER EMERGENCY EXIT SIGN INOP. CORRECTIVE ACTION: FOUND WIRES HAD BEEN CONNECTED BACKWARDS. CORRECTED WIRING CONNECTION. (LP 8584187)
- [SDR DALA2025110207997](https://openairdocs.org/sdr/DALA2025110207997.md): Wire · damaged · Nov 1, 2025 · N312DN · Airbus A321213 · Light System Wiring
  > WHILE PERFORMING WAKE UP CHECK LIST FOUND MULTIPLE SEAT MOUNTED EMERGENCY LIGHTS INOP IN SR 15-20 ABD 30-37. FOUND SHORT AT SEAT ROW 20ABC, REPAIRED WIRE AT CONNECTOR SEAT IAW A321 ESPM 20-53-55 AND ASM 33-51-02. (LP 1283846)
- [SDR DALA2024082008286](https://openairdocs.org/sdr/DALA2024082008286.md): Light · detached · Aug 18, 2024 · N312DN · Airbus A321213 · Emergency Lighting
  > AIRCRAFT 3012, EMERGENCY AISLE LIGHTS HANGING LOOSE UNDERNEATH 35C, 38C SEATS. CORRECTIVE ACTION: SECURED LOOSE TRIM UNDERSEAT SEAT 35C SND 38C. (LP 0509052)
- [SDR DALA2024081308098](https://openairdocs.org/sdr/DALA2024081308098.md): Skin · damaged · Aug 12, 2024 · N312DN · Airbus A321213 · Elevator, Plate/Skin
  > AIRCRAFT 3012, DAMAGE FOUND ON UPPER SKIN OF RT ELEVATOR. CORRECTIVE ACTION: INSTALLED PERMANENT REPAIR PER A321 SRM 55-21-11-300-020. (LP 6199255)
- [SDR DALA2024072707519](https://openairdocs.org/sdr/DALA2024072707519.md): Light · loose · Jul 26, 2024 · N312DN · Airbus A321213 · Emergency Lighting
  > AIRCRAFT 3012, EMERGENCY SEAT MOUNTED LIGHTING LOOSE AT LOCATIONS 35C AND 38C. CORRECTIVE ACTION: SECURED EMERGENCY LIGHTS AT SEAT 35C AND 38C. (LP 0467128)
- [SDR DALA2024011000471](https://openairdocs.org/sdr/DALA2024011000471.md): Bottle · unknown · Jan 10, 2024 · N312DN · Airbus A321213 · Emergency Equipment
  > SHIP 3012 R1 DOOR ASSIST BOTTLE LOW PSI. CORRECTIVE ACTION: SVC'D DOOR BOTTLE PER A321 AMM REF 52-10-00-614-001-A. OK FOR SVC. (4184237)
- [SDR DALA2024011000470](https://openairdocs.org/sdr/DALA2024011000470.md): Bottle · unknown · Jan 10, 2024 · N312DN · Airbus A321213 · Emergency Equipment
  > SHIP 3012 L1 DOOR ASSIST BOTTLE LOW PSI. CORRECTIVE ACTION: SVC'D DOOR BOTTLE PER A321 AMM REF 52-10-00-614. OK FOR SVC. (4184236)
- [SDR DALA2023101008326](https://openairdocs.org/sdr/DALA2023101008326.md): Unknown · unknown · Oct 5, 2023 · N312DN · Airbus A321213 · Emergency Lighting
  > SEAT 33 ABC EMERGENCY LIGHT INOP. REPLACED EMERGENCY LIGHT ASSY AT SEAT 33ABC PER A321 AMM 33-51 OPS CKS GOOD. MEL AND PLACARD REMOVED. (LP# 4384494)
- [SDR DALA2023082907007](https://openairdocs.org/sdr/DALA2023082907007.md): Unknown · unknown · Aug 23, 2023 · N312DN · Airbus A321213 · Emergency Lighting
  > FLOOR PROXIMITY EMERGENCY ESCAPE PATH LIGHT MISSING AT SEAT 17ABC. REPLACED MISSING SEAT MOUNTED EMERGENCY LIGHT PER A321 AMM 33-51 OPS CK NML MEL AND PLACARD REMOVED. (LP# 4985739)
- [SDR DALA2023033102470](https://openairdocs.org/sdr/DALA2023033102470.md): Unknown · unknown · Mar 29, 2023 · N312DN · Airbus A321213 · Emergency Lighting
  > SEAT 28C EMERGENCY LIGHT DAMAGED. MEL AND PLACARD REMOVED. RESECCURED LIGHT, OK FOR SVC. (LP# 2692935)
- [SDR DALA2022120107687](https://openairdocs.org/sdr/DALA2022120107687.md): Lens · detached · Nov 29, 2022 · N312DN · Airbus A321213 · Emergency Lighting
  > SEAT 1B AFT EMERGENCY LIGHT LENS IS MISSING. REPLACED LIGHT ASSY AT SEAT 1B OPS CK GOOD. REF A321 AMM 33-50.
- [SDR DALA2022110807217](https://openairdocs.org/sdr/DALA2022110807217.md): Shear Plate · cracked · Nov 8, 2022 · N312DN · Airbus A321213 · Fuselage Main, Longeron/Stringer
  > CRACK SHEAR PLATE AT LEVEL STR23L BTW FR 68 AND FR 70 AT AFT GALLEY AREA. REPLACED SHEAR PLATE AND FASTENERS LOCATED BTW FR 68 TO FR 70 AT LEVEL STR.23 L AT AFT GALLEY AREA, AS PER A321 SRM 51-72-11 ANDDWG D53474180.RELEASE DATE: 14/JUL/22.ISSUE: Z. MEASURE OF
- [SDR DALA2022110607172](https://openairdocs.org/sdr/DALA2022110607172.md): None · none · Nov 5, 2022 · N312DN · Airbus A321213 · Fuselage Main, Longeron/Stringer
  > AIRCRAFT 3012, CRACK SHEAR PLATE LOC BTW FR 68 TO FR 70 AT LEVEL STR 23R AFT GALLEY AREA. CORRECTIVE ACTION: REPLACED SHEAR PLATE AND FASTENERS LOCATED BTW FR68 TO FR 70 AT LEVEL STR. 23 R AT AFT GALLEY AREA AS PER A321 SRM 51-72-11 ANDDWG D53474180.RELAESE DA
- [SDR DALA2022102706970](https://openairdocs.org/sdr/DALA2022102706970.md): None · none · Oct 26, 2022 · N312DN · Airbus A321211 · Fuselage Floor Panel
  > CORROSION CENTER FITTING LOWER SILL AREA LH SIDE AFT GALLEY AREA. REPLACED CENTER FITTING AND FASTENERS DIMENSIONS OF CORROSION ARE L: 0.860 IN W: 0.670 IN TOOL USED DIGITAL CALIPER P/N:500- 196-30 S/N: A20226522 DUE DATE 12/SEP/23 ON LOWER SILL AREA LH SIDE A
- [SDR DALA2022072905226](https://openairdocs.org/sdr/DALA2022072905226.md): None · none · Jul 27, 2022 · N312DN · Airbus A321211 · Fuselage Main, Plate/Skin
  > TRANSFERRED FROM A/C LOG 8934054, CATERING TRUCK STRUCK A/C AT GATE IN ATL. DENT/PUNCTURE JUST AFT OF 4R DOOR. REMOVED DAMAGED AREA PER A321 SRM 53-41-11-300-018.(785230). PERFORMED HFEC ON CUTOUT PER A321 NTM 51-10-08 AND BHEC ON REMOVED FASTENER HOLES PER A3
- [SDR DALA2022071204851](https://openairdocs.org/sdr/DALA2022071204851.md): None · none · Jul 9, 2022 · N312DN · Airbus A321211 · Emergency Lighting
  > ON S/C FOUND EMER LT.S OUT AT SEAT ROWS 28,29,33,34,35,38,39. FOUND EMER POWER SUPPLY UNIT (EPSU) 13WL POWER SUPPLY FAULTING IT SELF REF AMM A321 33-51. REPLACED 13WL POWER SUPPLY REF AMM 321 33-51-38-400-001-A TEST GOOD. (LP# 9281383)
- [SDR DALA2022062904530](https://openairdocs.org/sdr/DALA2022062904530.md): None · none · Jun 26, 2022 · N312DN · Airbus A321211 · Emergency Lighting
  > DURING SERVICE CHECK FOUND AFT L EPSU INOP. R/R AFT L EPSU IAW B321 AMM 33-51-38 OPS CHECK GOOD POWER SUPPLY, E OFF 33-3351-9-0002 51163 ON 33-3351-9-0002 02247. (LP# 9281344)
- [SDR DALA2022052003462](https://openairdocs.org/sdr/DALA2022052003462.md): None · none · May 18, 2022 · N312DN · Airbus A321211 · Emergency Lighting
  > WHILE WORKING SERVICE CHECK FOUND EPCU 13WL SHOWS UNIT FAULT.R AND R EPCU UPON TEST UNIT FAIL LIGHT ILUMMINSTED IAW A321 AMM 33-51-00-710-001-A PULLED H6, H05 AND V07 FOLOWED FIM 33-5100- 810-836-A ALL PINS SHORT TO GROUND ARE GOOD. ORDERED ANOTNE EPSU WIP 818
- [SDR DALA2021122808115](https://openairdocs.org/sdr/DALA2021122808115.md): Smoke Detector · faulted · Dec 28, 2021 · N312DN · Airbus A321211 · Smoke Detection
  > DURING CRUISE FLIGHT VENT BLOWER FAULT AND VENT EXTRACT FAULT FAINT SMELL OF ELECTRICAL SMOKE. T/S PER A321 TSM 21-26-00-810-849-A. ECAM REPORTED VENT AVNCS SYS FAULT, VENT BLOWER FAULT, VENT EXTRACT FAULT, AND AVIONICS SMOKE. CLASS 3 FAULT 26-15-15 SMOKE DETE
- [SDR DALA2020021761190](https://openairdocs.org/sdr/DALA2020021761190.md): Housing · damaged · Feb 16, 2020 · N312DN · Airbus A321211 · Emergency Lighting
  > ROW 32ABC EMERGENCY PATH LIGHT HOUSING DAMAGED, R/R EMERGENCY PATH LIGHT HOUSING
- [SDR DALA2020021601188](https://openairdocs.org/sdr/DALA2020021601188.md): Connector · damaged · Feb 16, 2020 · N312DN · Airbus A321211 · Light System Wiring
  > ROW 34ABC EMERGENCY PATH LIGHT INOP, FOUND WIRE CONNECTOR FOR LIGHT ASSY DISCONNECTED. SECURED CONNECTION
- [SDR DALA2020020600939](https://openairdocs.org/sdr/DALA2020020600939.md): Power Supply · inoperative · Feb 5, 2020 · N312DN · Airbus A321211 · Emergency Lighting
  > EMERGENCY LIGHTS INOP AT ROWS 28, 29, 33, 34, 35, 38 AND 39A, REPLACED EPSU (13WL) AFT L
- [SDR DALA2020012000388](https://openairdocs.org/sdr/DALA2020012000388.md): Epsu · inoperative · Jan 20, 2020 · N312DN · Airbus A321211 · Emergency Lighting
  > 13WL LIGHT MODULE FAIL(EPSU), REPLACED EPSU(13WL) & BATTERY PACK
- [SDR DALA201912170397](https://openairdocs.org/sdr/DALA201912170397.md): Power Supply · inoperative · Dec 13, 2019 · N312DN · Airbus A321211 · Emergency Lighting
  > FOUND SEVERAL AFT EMERGENCY EXIT LIGHTS IN-OP, REPLACED EPSU 13WL
- [SDR DALA2019110876485](https://openairdocs.org/sdr/DALA2019110876485.md): Light · inoperative · Nov 6, 2019 · N312DN · Airbus A321211 · Emergency Lighting
  > FLOOR PROXIMITY EMERGENCY PATH LIGHT AT SEAT 38C INOP, REPLACED EMERGENCY LIGHT HOUSING AT SEAT 38C
- [SDR DALA2019081304752](https://openairdocs.org/sdr/DALA2019081304752.md): Light · detached · Aug 12, 2019 · N312DN · Airbus A321211 · Emergency Lighting
  > SEAT MOUNTED LIGHT FELL OFF AND IS NOW UNDER SEAT. R & R SEAT MOUNTED E-LIGHT ASSY AS PER A320FAM AMM 33-51.
- [SDR DALA2019042952699](https://openairdocs.org/sdr/DALA2019042952699.md): Light · not reported · Apr 25, 2019 · N312DN · Airbus A321211 · Emergency Lighting
  > EMERGENCY LIGHT AT SEAT 35C, INSTALLED NEW EMERGENCY LIGHT ASSY AT SEAT 35C
- [SDR DALA2018122417358](https://openairdocs.org/sdr/DALA2018122417358.md): Battery Pack · faulted · Dec 21, 2018 · N312DN · Airbus A321211 · Emergency Lighting
  > EMERGENCY LIGHT TEST FAILED EPSU 15WL, REPLACED EPSU FAULTS BATTERY
- [SDR DALA2018102506324](https://openairdocs.org/sdr/DALA2018102506324.md): Battery · faulted · Oct 24, 2018 · N312DN · Airbus A321211 · Emergency Lighting
  > DURING EMERGENCY LIGHT TEST NOTED FAULT ON EPSU (11WL). REPLACED BATTERY.

## 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 = 'N312DN' AND registry_match = 'registration'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/aircraft/N312DN/reports

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