# Service difficulty reports: Aerospatiale/Atr ATR-42

A list on [Aerospatiale/Atr ATR-42](https://openairdocs.org/model/aerospatiale-atr-atr-42.md).

Newest first. General aviation reporting is voluntary.

Page 1 of 2 · 76 reports

- [SDR 2026FA0000296](https://openairdocs.org/sdr/2026FA0000296.md): Panel · damaged · Apr 24, 2026 · N402SV · Aerosp ATR42* · Trailing Edge Flaps
  > LH WING OUTBOARD FLAP TRAILING EDGE PANEL (P/N 532BB) WAS DAMAGED DUE TO A MISMATCH BETWEEN THE FLAP POSITION AND THE FLAP LEVER POSITION. THE INCIDENT OCCURRED DURING A LANDING GEAR SWING AND ADJUSTMENT OF THE NOSE LANDING GEAR (NLG) DOORS. DURING THIS ACTIV
- [SDR MTNA20230822001](https://openairdocs.org/sdr/MTNA20230822001.md): Seal · leaking · Aug 21, 2023 · N920FX · Aerosp ATR42* · Hydraulic System, Main
  > ON DESCENT OF FLIGHT, LOW LEVEL LIGHT ON BLUE SYSTEM ILLUMINATED. AIRCRAFT 920FX COMPLETED A NO FLAPS LANDING IN FPO SAFELY. AN EMERGENCY WAS DECLARED. RAI SPOOL COMPENSATOR SEAL. OPS AND LEAK CHECK GOOD.
- [SDR MTNA20230508001](https://openairdocs.org/sdr/MTNA20230508001.md): Unknown · unknown · May 8, 2023 · N906FX · Aerosp ATR42* · Oxygen System
  > FO O2 MASK LEAKS AT BOX. REPLACED OXYGEN HOSE ASSEMBLY. OPS CHECK GOOD WITH NO DEFECTS NOTED.
- [SDR COEA2022081614917](https://openairdocs.org/sdr/COEA2022081614917.md): Skin · corroded · Jun 10, 2022 · N917FX · Aerosp ATR42* · Fuselage Miscellaneous Structure
  > WO 238445 NR 200063 HEAVY CHECK COE/MAJOR REPAIR: INNER SKIN HAS SPOTS OF INSULATIONS STANDOFF LEVEL 2 CORROSION FRAMES 28-29 STRINGER 2R-3R. CORRECTIVE ACTION: REPAIR PER SRAS ES_0161784_01...19268 ISSUE A, DATED 8/5/2022.
- [SDR COEA202207150691](https://openairdocs.org/sdr/COEA202207150691.md): Panel · corroded · Jun 10, 2022 · N917FX · Aerosp ATR42* · Fuselage Miscellaneous Structure
  > WO 238445 NR 200059 HEAVY CHECK COE/MAJOR REPAIR: INNER SKIN HAS SPOTS OF INSULATIONS STANDOFF LEVEL 2 CORROSION FRAMES 28-29 STRINGER 1L-2L. CORRECTION ACTION: REPAIR PER ATR42 SRM 530000-300-864-A01.
- [SDR COEA2022071506917](https://openairdocs.org/sdr/COEA2022071506917.md): Stringer · cracked · Jun 4, 2022 · N917FX · Aerosp ATR42* · Fuselage Main, Longeron/Stringer
  > WO 238445 NR 200019 HEAVY CHECK COE/MAJOR REPAIR: FRAME 26 SHEAR TIE STRINGER 12R-13R IS CRACKED. CORRECTIVE ACTION: REPLACED SHEAR TIE WITH NEW PER ATR42 SRM 51-25-01.
- [SDR MTNA20220312001](https://openairdocs.org/sdr/MTNA20220312001.md): Master Cylinder · weak · Mar 12, 2022 · N906FX · Aerosp ATR42* · Master Cylinder/Brake Valve
  > FO'S RIGHT BRAKE PEDAL WEAK IN EFFECTIVENESS. REMOVED AND REPLACED FO MASTER BRAKE CYLINDER. OPS AND LEAK CHECK GOOD.
- [SDR MTNA20210209001](https://openairdocs.org/sdr/MTNA20210209001.md): Indicator · faulted · Feb 9, 2021 · N918FX · Aerosp ATR42* · Elevator Tab Control System
  > PITCH TRIM ASYMMETRY MASTER CAUTION IN FLIGHT. FOUND TRIM INDICATOR CIRCUIT BREAKER POPPED. INSPECTED AND CLEANED CANNON PLUGS FOR RIGHT AND LEFT ELEVATOR TRIM ACTUATOR. INSPECTED ASSOCIATED WIRING AND VARISTORS IN TAIL CONE FOR CORROSION. REPLACED TRIM INDIC
- [SDR CA190503003](https://openairdocs.org/sdr/CA190503003.md): Packing · leaking · Apr 26, 2019 · Aerosp ATR42* · Turbine Engine Compressor Section
  > (CAN) CUSTOMER REPORTED THAT DURING FLIGHT PILOT HAD A HEADACHE DUE TO OIL SMELL IN THE CABIN. ON TROUBLESHOOTING NOTICED OIL WETNESS WAS FOUND AROUND THE #5 BEARING HOUSING AREA ON #1 ENGINE. FURTHER TROUBLESHOOTING IS GOING ON. (TC# 20190503003)
- [SDR CA141202008](https://openairdocs.org/sdr/CA141202008.md): Oil System · low pressure · Nov 7, 2014 · Aerosp ATR42* · Engine Oil Indicating System
  > (CAN) DURING CLIMB, THE CREW NOTICED A LOW OIL PRESSURE, PARAMETER FLUCTUATION AND ENGINE TEMPERATURE DROPPING TO 170 DEGREES C. ENGINE WAS SHUTDOWN BY THE CREW AND THE ACFT SAFELY RETURNED TO DEPARTURE AIRPORT. PT BLADE FRACTURES NOTED DURING GROUND INSPECTI
- [SDR CA140804005](https://openairdocs.org/sdr/CA140804005.md): Engine · surges · Jul 23, 2014 · Aerosp ATR42* · Engine (Turbine/Turboprop)
  > (CAN) IT WAS REPORTED THAT THE RT ENGINE HAD AN ENGINE SURGE. NO EEC AND PEC FAULT. BORESCOPE INSPECTION OF LP/HP IMPELLER OF BOTH ENGINES DID NOT SHOW ANY DAMAGE. GROUND-RUN PERFORMANCE CHECK, OK AS THE ENGINE SURGE HAS OCCURRED ON A REMOTE ISLAND, A TEAM HA
- [SDR MTNA20130904041](https://openairdocs.org/sdr/MTNA20130904041.md): Structure · corroded · Oct 4, 2013 · N920FX · Aerosp ATR42* · Wing Main, Frame Structure
  > REMOVABLE ACCESS DOORS 522CT AND 622CT HOUSING HAD CORROSION BEYOND STRUCTURAL REPAIL MANUAL LIMITS. REMOVED CORROSION IAW SRI DO/S-4620/13-20284.
- [SDR MTNA20130904040](https://openairdocs.org/sdr/MTNA20130904040.md): Pan · dented · Oct 4, 2013 · N920FX · Aerosp ATR42* · Cargo/Baggage Doors
  > AFT CARGO DOOR HAS TWO DENTS OUT OF LIMITES ON LOWER PAN. REPAIRED LOWER DOOR PAN IAW M-7 DWG NR 42R47000-07.
- [SDR HYIA20131004002](https://openairdocs.org/sdr/HYIA20131004002.md): Power Supply · discharged · Sep 28, 2013 · N14834 · Aerosp ATR42* · Emergency Lighting
  > SEVERAL EMERGENCY EXIT LIGHTS DO NOT TEST. REPLACED POWER SUPPLIES. OPS CHECKED GOOD. CREW SUBSEQUENTLY REPORTED EMERGENCY LIGHTS LIGHTS ARE INOPERABLE WHEN EMERGENCY LIGHTS ARMED AND BOTH BATTERY AND EXTERNAL POWER OFF. FOUND BATTERY CHARGE LEVELS DEPLETED
- [SDR HYIA20130928001](https://openairdocs.org/sdr/HYIA20130928001.md): Power Supply · discharged · Sep 28, 2013 · N42836 · Aerosp ATR42* · Emergency Lighting
  > EMERGENCY EXIT LIGHTS DO NOT ALL ILLUMINATE DURING TEST. REPLACED POWER SUPPLY UNITS 3WL, 10WL, 15WL, 18WL, 29WL.
- [SDR CA130729006](https://openairdocs.org/sdr/CA130729006.md): Engine · overtemp · Jul 13, 2013 · Aerosp ATR42* · Engine (Turbine/Turboprop)
  > (CAN) DURING TAKEOFF OPERATION, THE NR 2 ENGINE WAS APPROACHING THE ITT LIMIT OF 800 DEGREES C. TAKEOFF WAS ABORTED AND THE ACFT WAS RETURNED TO THE RAMP.
- [SDR HYIA201305280001](https://openairdocs.org/sdr/HYIA201305280001.md): Vent Line · clogged · May 27, 2013 · N42836 · Aerosp ATR42* · Turbine Engine Oil System
  > ON TAXI TO GATE, COCKPIT STARTED TO FILL WITH SMOKE. SELECTED BOTH BLEEDS AND BOTH PACKS TO OFF. INSPECTED NR 1 ENGINE NR 5 BEARING VENT TUBE. CLEANED CLOGGED VENT TUBE. PERFORMED ENGINE RUNUP AND FOUND TO OPERATE NORMALLY.
- [SDR CA111214001](https://openairdocs.org/sdr/CA111214001.md): Oil System · leaking · Nov 25, 2011 · Aerosp ATR42* · Turbine Engine Oil System
  > (CAN) TWO SEPARATE EVENTS OF LOW OIL PRESS WARNING FOLLOWED BY ENG SHUT DOWN & UNEVENTFUL SINGLE ENG LANDING OCCURRED ON THIS ENG. THE 1ST IFSD WAS ADDRESSED BY REPLACING THE PROPELLER VLV MODULE. THE 2ND EVENT FOUND AN OIL LEAK AT THE SAME LOCATION FOR WHIC
- [SDR CA110909007](https://openairdocs.org/sdr/CA110909007.md): Engine · making metal · Sep 3, 2011 · Aerosp ATR42* · Engine (Turbine/Turboprop)
  > (CAN) DURING CRUISE, THE PILOT HEARD A LOUD NOISE FOLLOWED BY ENGINE SPOOL DOWN. THE ENGINE WAS SECURED AND AN UNEVENTFUL SINGLE ENGINE LANDING WAS PERFORMED. POST FLIGHT INSPECTION FOUND METAL DEBRIS IN THE EXHAUST.
- [SDR MTNA1008100001](https://openairdocs.org/sdr/MTNA1008100001.md): Hinge · cracked · Oct 13, 2010 · N907FX · Aerosp ATR42* · Cargo/Baggage Doors
  > FOUND CRACK ON AFT CARGO DOOR DURING SCHEDULED INSPECTION.
- [SDR CA090401010](https://openairdocs.org/sdr/CA090401010.md): Packing · damaged · Mar 18, 2009 · Aerosp ATR42* · Propeller Feathering/Reversing
  > (CAN) RT ENGINE WAS SHUTDOWN DURING A SCHEDULED REVENUE FLIGHT. THE ACFT WAS DIVERTED WHERE A SINGLE ENGINE LANDING WAS PERFORMED. POST FLIGHT INSP REVEALED A DAMAGED PREFORMED PACKING BETWEEN THE FEATHERING PUMP AND THE CASE. PACKING WAS REPLACED AND FOLLOWIN
- [SDR CA090408006](https://openairdocs.org/sdr/CA090408006.md): Eec · failed · Mar 4, 2009 · Aerosp ATR42* · Fuel Controlling System
  > (CAN) ON FINAL APPROACH, THE CREW NOTICED A WARNING FOR EEC FAILURE WITH ASSOCIATED LOSS OF POWER OF NR 1 ENGINE. AN EEC RESET WAS ATTEMPTED WITHOUT SUCCESS AND THE ENGINE THEN FLAMED OUT. IT WAS SECURED AND A SINGLE ENGINE LANDING WAS PERFORMED. TROUBLESHOOTI
- [SDR CA081210009](https://openairdocs.org/sdr/CA081210009.md): Engine · odor · Dec 1, 2008 · Aerosp ATR42* · Engine (Turbine/Turboprop)
  > (CAN) DURING CRUISE, THE PILOTS NOTICED OIL ODOR AND MIST IN THE CABIN. THEY TURNED THE AIR BLEED FROM THE ENGINE OFF AND THE MIST AND ODOR DISAPPEARED. SOON AFTER, OIL PRESSURE FLUCTUATIONS AND THEN A DROP IN PRESSURE OCCURRED. THE PILOTS SHUT DOWN THE ENG
- [SDR CA081203010](https://openairdocs.org/sdr/CA081203010.md): Wire Harness · damaged · Oct 27, 2008 · Aerosp ATR42* · Turbine Engine System Wiring
  > (CAN) THE ENG EXPERIENCED REPEATED EVENTS OF TORQUE FLUCTUATIONS BETWEEN THE 20TH AND 24TH OF OCTOBER FOR WHICH TROUBLESHOOTING HAD BEEN DONE. ON OCT. 27, THE PROBLEM RE-APPEARED AND WAS ACCOMPANIED BY NO RESPONSE TO THROTTLE MOVEMENTS. THE ENGINE WAS SHUTDOWN
- [SDR CA080917015](https://openairdocs.org/sdr/CA080917015.md): Turbine Blades · distressed · Sep 5, 2008 · Aerosp ATR42* · Turbine Section
  > (CAN) DURING CRUISE, THE PILOT OBSERVED AN ENGINE OIL PRESSURE DROP TO THE RED ZONE. HE ELECTED TO SHUTDOWN AND SECURE THE ENGINE BEFORE MAKING A SINGLE ENGINE LANDING AT DESTINATION. GROUND INSPECTION FOUND LOW PRESSURE TURBINE BLADE DISTRESS.
- [SDR CA080402005](https://openairdocs.org/sdr/CA080402005.md): Tank · leaking · Mar 14, 2008 · Aerosp ATR42* · Turbine Engine Oil System
  > DURING DESCENT, OIL MIST WAS NOTED IN THE CABIN FOLLOWED BY A LOW OIL PRESSURE WARNING INDICATION. THE ENGINE WAS SHUT DOWN BY THE CREW. TROUBLESHOOTING REVEALED LOW OIL LEVEL IN THE TANK, AND SIGNS OF EXTERNAL OIL LEAKAGE. THE ENGINE IS TO BE REMOVED FOR I
- [SDR T9NR200700002](https://openairdocs.org/sdr/T9NR200700002.md): Wheel · cracked · Nov 6, 2007 · Aerosp ATR42* · Wheel/Ski/Float
  > OUR SHOP REPORTS THE PRESENCE OF AN UNUSUAL CRACK ON THIS WHEEL. IT LIES BETWEEN THE WHEEL'S LIGHTING HOLES (WEB), AND IS COMPLETELY CRACKED BETWEEN ADJACENT LIGHTING HOLES. THE WHEEL ASSEMBLY PN IS NOTED BELOW, BUT THE CRACK EXHIBITED ITSELF ON THE WHEEL HALF
- [SDR T9NR200700001](https://openairdocs.org/sdr/T9NR200700001.md): Wheel · cracked · Nov 6, 2007 · Aerosp ATR42* · Wheel/Ski/Float
  > OUR SHOP REPORTS THE PRESENCE OF AN UNUSUAL CRACK ON THIS WHEEL. IT LIES BETWEEN THE WHEEL'S LIGHTING HOLES (WEB), AND IS COMPLETELY CRACKED BETWEEN ADJACENT LIGHTING HOLES. THE WHEEL ASSEMBLY PN IS NOTED BELOW, BUT THE CRACK EXHIBITED ITSELF ON THE WHEEL HALF
- [SDR CA070914005](https://openairdocs.org/sdr/CA070914005.md): Seal · leaking · Jul 10, 2007 · Aerosp ATR42* · Turbine Governor
  > (CAN) THE LOW ENGINE OIL PRESSURE WARNING ACTIVATED IN CRUISE AND THE ENGINE WAS SHUTDOWN IN FLIGHT. SUBSEQUENT INSPECTION REVEALED A LEAKING OVERSPEED GOVERNOR HIGH PRESSURE PUMP SEAL. (TC NR 20070914005)
- [SDR CA061219011](https://openairdocs.org/sdr/CA061219011.md): Line · fractured · Nov 7, 2006 · Aerosp ATR42* · Compressor Bleed Control
  > (CAN) DURING A MAINTENANCE TEST FLIGHT A LOUD NOISE WAS HEARD ACCOMPANIED BY AN ENGINE FIRE WARNING. THE ENGINE WAS SHUTDOWN IN FLIGHT AND FIRE BOTTLES DISCHARGED. SUBSEQUENT INSPECTION REVEALED A FRACTURED ENGINE P3 BLEED AIR TUBE. (TC NR 20061219011)
- [SDR CA061103009](https://openairdocs.org/sdr/CA061103009.md): Engine · failed · Oct 5, 2006 · Aerosp ATR42* · Engine (Turbine/Turboprop)
  > (CAN) ON TAKEOFF ENGINE POWER REDUCED UNCOMMANDED FOLLOWED BY SMOKE IN THE CABIN AIR. THE ENGINE WAS SHUTDOWN IN FLIGHT AND THE AIRCRAFT DIVERTED TO POINT OF DEPARTURE. SUBSEQUENT INSPECTION FOUND THE PROPELLER SEIZED AND METAL DEBRIS IN THE ENGINE CASES. M
- [SDR CA061103006](https://openairdocs.org/sdr/CA061103006.md): Tube · cracked · Aug 10, 2006 · Aerosp ATR42* · Turbine Engine Oil System
  > (CAN) FOLLOWING TAKEOFF ENGINE SPEEDS REDUCED UNCOMMANDED AND AN ENGINE FIRE WARNING ACTIVATED. THE ENGINE WAS SHUTDOWN IN FLIGHT. SUBSEQUENT INSPECTION FOUND THE PROPELLER DIFFICULT TO ROTATE, EVIDENCE OF OVER-HEATING ON THE GAS GENERATOR CASE, AND A FRACTUR
- [SDR CA060905009](https://openairdocs.org/sdr/CA060905009.md): Engine · leaking · Jul 27, 2006 · Aerosp ATR42* · Turbine Engine Oil System
  > (CAN) DURING CLIMB SMOKE AND ODORS BECAME EVIDENT IN THE CABIN. ENGINE BLEEDS WERE CLOSED AND THE AIRCRAFT DIVERTED TO POINT OF DEPARTURE. SUBSEQUENT INSPECTION REVEALED OIL LEAKAGE AT THE ENGINE INLET AND EXTERNALS. MFG WILL MONITOR INVESTIGATION OF THE EV
- [SDR CA060531017](https://openairdocs.org/sdr/CA060531017.md): Engine · malfunctioned · May 21, 2006 · Aerosp ATR42* · Engine (Turbine/Turboprop)
  > (CAN) ON APPROACH, ENGINE TORQUE WAS REPORTED TO FLUCTUATE AND THE ENGINE WAS SUBSEQUENTLY SHUTDOWN IN FLIGHT. MFG WILL INVESTIGATE THE EVENT AND ADVISE OF ROOT CAUSE ONCE ESTABLISHED.
- [SDR CA060425006](https://openairdocs.org/sdr/CA060425006.md): Towershaft · damaged · Apr 5, 2006 · Aerosp ATR42* · Turbine Engine Accessory Drive
  > DURING CRUISE, THE ENGINE EXPERIENCED AN UNCOMMANDED SHUT DOWN. SUBSEQUENT INSPECTION REVEALED A DISTRESSED ACCESSORY DRIVE TOWER SHAFT.
- [SDR CA050725008](https://openairdocs.org/sdr/CA050725008.md): Engine · flamed out · Jul 5, 2005 · Aerosp ATR42* · Engine (Turbine/Turboprop)
  > (CAN) DURING CRUISE IN SEVERE RAIN STORMS, THE ENGINE FLAMED OUT. THE AUTOMATIC RE-LIGHT SYSTEM SUCCESSFULLY RESTARTED THE ENGINE WITHIN 12 SECONDS. POST FLIGHT GROUND CHECKS FOUND NO ANOMALIES AND THE AIRCRAFT RETURNED TO SERVICE.
- [SDR NACA20050016](https://openairdocs.org/sdr/NACA20050016.md): Aileron · lightning strike · Jun 16, 2005 · N42NC · Aerosp ATR42* · Ailerons
  > LIGHTNING STRIKE KNOCKED OUT NR 1 ACW AND NR 1 ECU. BOTH WERE RESET SUCCESSFULLY. UPON INSPECTION, DISCOVERED THERE WAS DAMAGE TO LT AILERON. REPLACED LEFT AILERON ASSEMBLY AND OPS CHECKED GOOD.
- [SDR CA050621004](https://openairdocs.org/sdr/CA050621004.md): Engine · failed · May 24, 2005 · Aerosp ATR42* · Engine (Turbine/Turboprop)
  > (CAN) BEFORE ACHIEVING TAKE-OFF POWER, THE ENGINE EMITTED A LOUD NOISE ACCOMPANIED BY A LOW OIL PRESSURE WARNING ANNUNCIATION. THE CREW ABORTED TAKE-OFF AND SHUT THE ENGINE DOWN. SUBSEQUENT INSPECTION REVEALED SEIZURE OF THE LOW PRESSURE ROTOR. MFG WILL MON
- [SDR 2005FA0001459](https://openairdocs.org/sdr/2005FA0001459.md): Exhaust Pipe · cracked · Apr 30, 2005 · Aerosp ATR42* · Engine Collector/Tailpipe/Nozzle
  > CRACKS IN BASE METAL NEAR FLANGE. ENGINE VIBRATION. (K)
- [SDR 2005FA0001458](https://openairdocs.org/sdr/2005FA0001458.md): Exhaust Stack · cracked · Apr 28, 2005 · Aerosp ATR42* · Engine Collector/Tailpipe/Nozzle
  > CRACKING IN EXHAUST DUCT BASE METAL, ENGINE VIBRATION. (K)
- [SDR CA050323006](https://openairdocs.org/sdr/CA050323006.md): Engine · malfunctioned · Feb 28, 2005 · Aerosp ATR42* · Engine (Turbine/Turboprop)
  > (CAN) ON APPROACH THE ENGINE EXPERIENCED AN UNCOMMANDED POWER (TORQUE) REDUCTION ACCOMPANIED BY A LOUD NOISE AND LOSS OF ENGINE OIL PRESSURE. THE CREW SECURED THE ENGINE IN FLIGHT AND ACCOMPLISHED A SINGLE-ENGINE LANDING. SUBSEQUENT INSPECTION REVEALED DAMAG
- [SDR CA050126007](https://openairdocs.org/sdr/CA050126007.md): Engine · fluctuates · Jan 19, 2005 · Aerosp ATR42* · Engine (Turbine/Turboprop)
  > (CAN) THE ENGINE EXPERIENCED TORQUE FLUCTUATIONS IN CRUISE FOLLOWED BY AN UNCOMMANDED REDUCTION IN PROPELLER SPEED TO 12 PERCENT. THE PILOT SHUT THE ENGINE DOWN AND DIVERTED THE FLIGHT. MFG WILL MONITOR THE INVESTIGATION OF THE INCIDENT AND WILL SUPPLIMENT T
- [SDR CA050117011](https://openairdocs.org/sdr/CA050117011.md): Turbine Blades · damaged · Jan 13, 2005 · Aerosp ATR42* · Turbine Engine Reduction Gear
  > (CAN) DURING CRUISE THE PILOT REPORTED A (PUFF) FROM THE ENGINE ACCOMPANIED BY A LOSS OF TORQUE. POWER LEVER ADVANCEMENT RESULTED IN ENGINE TEMPERATURE INCREASE AND AN OIL SMELL AND SMOKE IN THE CABIN. THE ENGINE WAS SHUT DOWN, AN EMERGENCY DECLARED AND THE
- [SDR CA050105011](https://openairdocs.org/sdr/CA050105011.md): Tube · fractured · Dec 24, 2004 · Aerosp ATR42* · Turbine Engine Oil System
  > (CAN) DURING CRUISE ENGINE TEMPERATURES INCREASED ACCOMPANIED BY SMOKE AND EXHAUST ODOR IN THE CABIN. THE CREW REDUCED ENGINE POWER. FIRE WARNING INDICATION ACTIVATED 12 MINUTES LATER AND THE CREW CARRIED OUT FIRE SUPPRESSION PROCEDURE AND SHUTDOWN THE ENGINE
- [SDR NACA20040062](https://openairdocs.org/sdr/NACA20040062.md): Control Lever · shorted · Nov 24, 2004 · N42NC · Aerosp ATR42* · Landing Gear Selector
  > LANDING GEAR WOULD NOT EXTEND NORMALLY. HAD TO USE MANUAL EXTENSION CONTROL. REPLACED LANDING GEAR CONTROL LEVER. OP CHECKED GOOD.
- [SDR 071794](https://openairdocs.org/sdr/071794.md): Arm · corroded · Sep 10, 2004 · Aerosp ATR42* · Propeller Controlling System
  > CORROSION ON ARM OF ACTUATOR.
- [SDR NACA20040023](https://openairdocs.org/sdr/NACA20040023.md): Hose · ruptured · Jun 6, 2004 · N42NC · Aerosp ATR42* · Landing Gear Retraction/Extension System
  > GREEN HYDRAULIC SYSTEM LOW LEVEL INDICATION UPON GEAR RETRACTION AFTER TAKEOFF. REPLACED LEFT MAIN LANDING GEAR UP LINE AT ACTUATOR FOR BEING RUPTURED. CHECKED GOOD.
- [SDR NACA20040021](https://openairdocs.org/sdr/NACA20040021.md): Relay · inoperative · May 15, 2004 · N42NC · Aerosp ATR42* · Landing Gear Retraction/Extension System
  > LANDING GEAR WOULD NOT EXTEND WITH LEVER IN THE DOWN POSITION. GRAVITY EXTENSION PROCEDURE WAS USED. FOUND 14GA RELAY DEFECTIVE AND POOR WIRE RETENTION AT RELAY BASE. REPLACED 14GA RELAY AND RESET PINS. GEAR RETRACTION TEST GOOD MULTIPLE TIMES.
- [SDR 006876](https://openairdocs.org/sdr/006876.md): Blade · cracked · Oct 29, 2003 · Aerosp ATR42* · Propeller Blade Section
  > CRACK IN BLADE POSITION NR 2 ENGINE SIDE.
- [SDR 0175156](https://openairdocs.org/sdr/0175156.md): Bearing · corroded · May 20, 2003 · Aerosp ATR42* · Propeller Blade Section
  > CORROSION ON BEARING BLADE PIN.

Next page: https://openairdocs.org/model/aerospatiale-atr-atr-42/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 = 'ATR42'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/model/aerospatiale-atr-atr-42/reports

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