# Service difficulty reports: N957N, cancelled Feb 6, 2013 A list on [N957N, cancelled Feb 6, 2013](https://openairdocs.org/deregistered/N957N-2013-02-06.md). Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Newest first. - [SDR 0401479907](https://openairdocs.org/sdr/0401479907.md): Control Cable · out of rig · Aug 31, 2004 · N957N · Doug DC931 · Elevator Tab Control System > AT ROTATION SPEED DURING TAKEOFF ROLL, THE AIRCRAFT PICKED UP AND TOOK OFF WITHOUT ANY PILOT INPUT ON THE CONTROLS. CREW ALSO MENTIONED FEELING A VIBRATION THROUGH THE YOKES DURING FLIGHT. AIRCRAFT WOULD PITCH UP NOTICEABLY DURING CLIMBOUT WITH AUTOPILOT DIS - [SDR 0401399907](https://openairdocs.org/sdr/0401399907.md): Cylinder · damaged · Aug 22, 2004 · N957N · Doug DC932 · Leading Edge Slat Actuator > UPON CONFIGURING THE AIRCRAFT FOR LANDING, THE RIGHT SLAT DID NOT DEPLOY. THE AIRCRAFT DID ROLL UNCOMMANDED TO THE RIGHT. COMPLIED WITH COM PROCEDURES AND THE AIRCRAFT LANDED WITHOUT FURTHER INCIDENT AT DTW. MAINTENANCE AT DTW FOUND THAT ALL OF THE BOLTS FO - [SDR 0202299907](https://openairdocs.org/sdr/0202299907.md): Psu · defective · Jul 17, 2002 · N957N · Doug DC931 · Passenger Compartment Equipment > FLIGHT ATTENDANT REPORTED ELECTRICAL SMOKE SMELL AIRBORNE AND FELT IT WAS ASSOCIATED WITH SEAT 21AB CALL LIGHT. AIRCRAFT RETURNED TO MSP AND LANDED WITHOUT INCIDENT. REPLACED SEAT 21AB PSU. OPERATIONAL CHECK OK. - [SDR 0103769907](https://openairdocs.org/sdr/0103769907.md): Acm · leaking · Oct 31, 2001 · N957N · Doug DC931 · Cabin Cooling System > JUST AFTER TAKEOFF ROTATION, A STRONG ODOR OF EXHAUST FUMES FILLED THE CABIN. FUMES CLEARED WHEN THROTTLES WERE RETARDED FOR LANDING AFTER TURNBACK. LANDING WAS UNEVENTFUL. FUMES RETURNED DURING TAXI TO THE GATE AND CLEARED WHEN PACKS WERE SHUT DOWN. MAINT - [SDR 0004639907](https://openairdocs.org/sdr/0004639907.md): Poweer Supply · inoperative · Dec 23, 2000 · N957N · Doug DC931 · Emergency Lighting > DURING LINE CHECK, FOUND AFT TAILCONE WALKWAY EMERGENCY LIGHTS INOPERATIVE. MAINTENANCE REPLACED POWER SUPPLY. OPERATIONAL CHECK NORMAL. - [SDR 0000149907](https://openairdocs.org/sdr/0000149907.md): Power Supply · failed · Jan 13, 2000 · N957N · Doug DC931 · Emergency Lighting > DURING LINE MAINTENANCE INSPECTION, FOUND TAILCONE EMERGENCY ESCAPE PATH LIGHTS INOPERATIVE. REPLACED POWER SUPPLY. OPERATIONAL CHECK NORMAL. - [SDR 9905359907](https://openairdocs.org/sdr/9905359907.md): Battery Pack · discharged · Nov 25, 1999 · N957N · Doug DC931 · Emergency Lighting > DURING LINE MAINTENANCE INSPECTION, FOUND CATWALK AND OTHER TAIL CONE EMERGENCY LIGHTS INOPERATIVE. REPLACED BATTERY PACK, OPERATIONAL CHECK NORMAL. - [SDR 9904979907](https://openairdocs.org/sdr/9904979907.md): Power Supply · failed · Nov 14, 1999 · N957N · Doug DC931 · Emergency Lighting > DURING LINE MAINTENANCE INSPECTION, FOUND TAIL COMPARTMENT EMERGENCY LIGHTS INOPERATIVE. REPLACED POWER SUPPLY, OPERATIONAL CHECK NORMAL. - [SDR 9904799907](https://openairdocs.org/sdr/9904799907.md): Battery Pack · discharged · Nov 3, 1999 · N957N · Doug DC931 · Emergency Lighting > DURING LINE MAINTENANCE INSPECTION, FOUND AFT EMERGENCY ESCAPE PATH LIGHTS IN TAIL COMPARTMENT INOPERATIVE. REPLACED BATTERY PACK. OPERATIONAL CHECK NORMAL. - [SDR 9810589907](https://openairdocs.org/sdr/9810589907.md): Spring · disconnected · Dec 5, 1998 · N957N · Doug DC931 · Landing Gear Retraction/Extension System > AFTER TAKEOFF, THE LANDING GEAR WOULD NOT RETRACT AND THE AIRCRAFT WOULD NOT PRESSURIZE. FLIGHT RETURNED TO MSP AND LANDED WITHOUT INCIDENT. MAINTENANCE REROUTED GROUND SENSING CONTROL MECHANISM CABLE 116B AND 117B AND RECONNECTED THE ANTI-RETRACTION CABLE SP - [SDR 9807369907](https://openairdocs.org/sdr/9807369907.md): Fuse · blown · Apr 24, 1998 · N957N · Doug DC931 · Emergency Lighting > DURING LINE MAINTENANCE INSPECTION, FOUND EMERGENCY LIGHTS BETWEEN ROWS 5 THRU 7 INOPERATIVE. REPLACED FUSE, OPERATIONAL CHECK NORMAL. - [SDR 9804779907](https://openairdocs.org/sdr/9804779907.md): Tire · damaged · Mar 21, 1998 · N957N · Doug DC931 · Tire > EXCESSIVE NOSE WHEEL VIBRATION OCCURRED DURING TAKEOFF ROLL AT APPROXIMATELY 50 KNOTS. ABORTED TAKEOFF AND RETURNED TO THE GATE. MAINTENANCE REPLACED BOTH NOSE WHEEL ASSEMBLIES. - [SDR 9722029907](https://openairdocs.org/sdr/9722029907.md): Outflow Valve · failed · Nov 21, 1997 · N957N · Doug DC931 · Pressure Regulator/Outflow Valve > LOSS OF CABIN PRESSURE OCCURRED ON DESCENT PASSING THROUGH 33,500 FEET. CABIN PRESSURE WARNING LIGHT ILLUMINATED AND CABIN ALTITUDE ROSE TO 14,000 FEET. OXYGEN MASKS WERE DEPLOYED THROUGHOUT CABIN. CREW DECLARED AN EMERGENCY AND ACCOMPLISHED SUCCESSFUL DESC - [SDR 9712519907](https://openairdocs.org/sdr/9712519907.md): Wire · broken · Jun 24, 1997 · N957N · Doug DC931 · Light System Wiring > DURING LINE MAINTENANCE INSPECTION, FOUND EMERGENCY LIGHTS AFT OF PRESSURE BULKHEAD INOPERATIVE. REPAIRED BROKEN YELLOW WIRE IN TAILCONE AREA. OPERATIONAL CHECK NORMAL. - [SDR 9710439907](https://openairdocs.org/sdr/9710439907.md): Battery Pack · discharged · May 28, 1997 · N957N · Doug DC931 · Emergency Lighting > FLIGHT ATTENDANT REPORTED AFT FLASHLIGHT INOPERATIVE. REPLACED BATTERY PACK, OPERATIONAL CHECK NORMAL. - [SDR 9704059907](https://openairdocs.org/sdr/9704059907.md): Clips · out of adjust · Feb 25, 1997 · N957N · Doug DC931 · Aerodynamic Fairings > DURING LINE CHECK, FOUND THAT EXCESSIVE FORCE WAS REQUIRED TO PULL EXTERIOR RELEASE HANDLE FROM CLIPS. ADJUSTED CLIP PRESSURE. - [SDR 9703149907](https://openairdocs.org/sdr/9703149907.md): Battery Pack · discharged · Feb 13, 1997 · N957N · Doug DC931 · Emergency Lighting > DURING LINE MAINTENANCE INSPECTION, FOUND CATWALK EMERGENCY LIGHTS IN TAIL COMPARTMENT INOPERATIVE. REPLACED BATTERY PACK, OPERATIONAL CHECK NORMAL. - [SDR 9700159907](https://openairdocs.org/sdr/9700159907.md): Tire · out of balance · Jan 6, 1997 · N957N · Doug DC931 · Tire > VIBRATION WAS FELT IN CONTROL COLUMN DURING TAKEOFF. ABORTED TAKEOFF AT 90 KNOTS AND RETURNED TO THE GATE. MAINTENANCE SUSPECTED NR 3 MAIN TIRE WAS BEING OUT OF BALANCE. REPLACED TIRE. - [SDR 9620919907](https://openairdocs.org/sdr/9620919907.md): Battery Packs · discharged · Sep 30, 1996 · N957N · Doug DC931 · Emergency Lighting > DURING LINE MAINTENANCE INSPECTION, FOUND RIGHT AND LEFT NACELLE EMERGENCY LIGHTS INOPERATIVE. REPLACED BATTERY PACKS, OPERATIONAL CHECK NORMAL. - [SDR 9620909907](https://openairdocs.org/sdr/9620909907.md): Batteries · discharged · Sep 30, 1996 · N957N · Doug DC931 · Emergency Lighting > DURING LINE MAINTENANCE INSPECTION, FOUND MID CABIN OVERHEAD EMERGENCY LIGHTS INOPERATIVE. REPLACED BATTERIES, OPERATIONAL CHECK NORMAL. - [SDR 9614049907](https://openairdocs.org/sdr/9614049907.md): Rib · cracked · Jun 18, 1996 · N957N · Doug DC931 · Nacelle/Pylon, Frame/Spar/Rib > DURING M-CHECK, FOUND A CRACK IN THE LEFT PYLON CLOSING RIB LOWER CAP. REPAIRED CAP (P/N 9958159-57) PER EA 99-109067. - [SDR 9614039907](https://openairdocs.org/sdr/9614039907.md): Frame · corroded · Jun 16, 1996 · N957N · Doug DC931 · Fuselage Main, Frame > DURING M-CHECK, FOUND CORROSION ON THE FS 965 FRAME FROM LONGERON 29L TO 29R. REPAIRED FRAME (P/N 9912243-105) PER EA 99-110803. - [SDR 9613249907](https://openairdocs.org/sdr/9613249907.md): Power Supply · inoperative · Jun 12, 1996 · N957N · Doug DC931 · Emergency Lighting > DURING PERIODIC CHECK, FOUND LEFT NACELLE EMERGENCY LIGHT INOPERATIVE. REPLACED POWER SUPPLY, OPERATIONAL CHECK NORMAL. - [SDR 9613999907](https://openairdocs.org/sdr/9613999907.md): Bulkhead · corroded · Jun 6, 1996 · N957N · Doug DC931 · Fuselage Main, Bulkhead > DURING M-CHECK, FOUND CORROSION ON THE FS 996 AFT PRESSURE BULKHEAD T-ANGLE AT LONGERON 18R. REPAIRED AFT PRESSURE BULKHEAD PER EA DC9-53-009. - [SDR 9612379907](https://openairdocs.org/sdr/9612379907.md): Shut Off Valve · malfunctioned · Jun 6, 1996 · N957N · Doug DC931 · Cabin Cooling System > AFTER TAKEOFF FROM PHX, TAIL COMPARTMENT HIGH TEMPERATURE LIGHT ILLUMINATED. AIRCRAFT RETURNED TO PHX AND LANDED WITHOUT INCIDENT. REPLACED LEFT AND RIGHT AIR CONDITIONING PRESSURE REGULATOR AND SHUTOFF VALVES. LEAK AND OPERATIONAL CHECK GOOD. - [SDR 9612599907](https://openairdocs.org/sdr/9612599907.md): Fitting · cracked · Jun 1, 1996 · N957N · Doug DC931 · Fuselage Miscellaneous Structure > DURING M-CHECK, FOUND A CRACK IN THE AFT ENTRY DOOR UPPER LEFT DOOR STOP FITTING. REPLACED FITTING PER SRM 51-10-2. - [SDR 9603069907](https://openairdocs.org/sdr/9603069907.md): Battery Pack · discharged · Feb 2, 1996 · N957N · Doug DC931 · Emergency Lighting > DURING LINE MAINTENANCE INSPECTION, FOUND OVERWING EMERGENCY EXIT LIGHTS AT ROW 13 INOPERATIVE. REPLACED BATTERY PACK, OPERATIONAL CHECK NORMAL. - [SDR 9601369907](https://openairdocs.org/sdr/9601369907.md): Battery Pack · discharged · Jan 21, 1996 · N957N · Doug DC931 · Emergency Lighting > DURING LINE CHECK, FOUND AFT INTERIOR OVERWING EMERGENCY LIGHTS INOPERATIVE. RESET BATTERY PACK AND OPERATIONAL CHECK GOOD. - [SDR 9519349907](https://openairdocs.org/sdr/9519349907.md): Battery Pack · discharged · Nov 29, 1995 · N957N · Doug DC931 · Emergency Lighting > DURING LINE CHECK, FOUND AFT OVERWING EXIT LIGHTS INOPERATIVE. REPLACED BATTERY PACK. OPERATIONAL CHECK GOOD. - [SDR 9518849907](https://openairdocs.org/sdr/9518849907.md): Engine · bird strike · Nov 23, 1995 · N957N · Doug DC931 · Engine (Turbine/Turboprop) > GCM - NR 2 ENGINE INGESTED A BIRD AT ROTATION ON TAKEOFF. THE AIRCRAFT RETURNED TO GCM AND LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED THE ENGINE WITH A SERVICEABLE UNIT. - [SDR 9516079907](https://openairdocs.org/sdr/9516079907.md): Fitting · cracked · Oct 7, 1995 · N957N · Doug DC931 · Fuselage Miscellaneous Structure > DURING LINE CHECK, FOUND A CRACK IN THE FORWARD CARGO UPPER AFT DOOR STOP FITTING. REPLACED FITTING PER MM 52-31-0. - [SDR 9511069907](https://openairdocs.org/sdr/9511069907.md): Controller · failed · Jul 17, 1995 · N957N · Doug DC931 · Cabin Pressure Controller > LOSS OF CABIN PRESSURE OCCURRED DURING CRUISE FLIGHT ENROUTE MEM-MIA. CABIN ALTITUDE REACHED 11,000 FEET AND CAPTAIN DECLARED AN EMERGENCY. OXYGEN MASKS WERE DEPLOYED THROUGHOUT CABIN. PRESSURIZATION WAS REGAINED THROUGH MANUAL CONTROL AND FLIGHT CONTINUED - [SDR 9507159907](https://openairdocs.org/sdr/9507159907.md): Pump Cover · loose · Apr 24, 1995 · N957N · Doug DC931 · Fuel Storage > EN ROUTE BWI-MSP, PASSENGER REPORTED FUEL LEAKING FROM FLAP AREA INBOARD OF LEFT WING. FIRST OFFICER'S VISUALLY CONFIRMED REPORT. FLIGHT CONTINUED AND LANDED WITHOUT INCIDENT. FOUND FUEL LEAKING FROM LEFT WING TANK AFT BOOST PUMP COVER. TIGHTENED SEVERAL L - [SDR 9506529907](https://openairdocs.org/sdr/9506529907.md): Valve · malfunctioned · Apr 20, 1995 · N957N · Doug DC931 · Airfoil Anti/De-ice System > AIRFOIL ICE PROTECTION PRESSURE ABNORMAL LIGHT ILLUMINATED WHEN ANTI-ICE WAS ACTIVATED. FLIGHT RETURNED TO MSP AND LANDED WITHOUT INCIDENT. REPLACED THE PRESSURE REGULATOR VALVE AND SHUTOFF VALVE. OPERATIONAL CHECK OK. AIRCRAFT RETURNED TO SERVICE. ## 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 = 'N957N' AND deregistration_id = 'N957N-2013-02-06' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/deregistered/N957N-2013-02-06/reports --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.