# Service difficulty reports: N959N, cancelled Feb 6, 2013 A list on [N959N, cancelled Feb 6, 2013](https://openairdocs.org/deregistered/N959N-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 0104929909](https://openairdocs.org/sdr/0104929909.md): Stiffener · cracked · Jun 7, 2001 · N959N · Doug DC931 · Fuselage Main, Structure > During H-CK in ATL, one 1/2"crack was found in the station 756 bulkhead. The crack is located in the upper end of the verticle stiffener at X=-22. Repaired per EA 99-181259. - [SDR 0104349909](https://openairdocs.org/sdr/0104349909.md): Bulkhead · cracked · Jun 7, 2001 · N959N · Doug DC931 · Fuselage Main, Structure > During H ck in ATL, one crack 1/2" long was found in the station 756 bulkhead. The crack is located in the upper end of the verticle stiffener at x=-22. Material 2014-t6511 AL. Repaired per EA 99-181259. - [SDR 0100599909](https://openairdocs.org/sdr/0100599909.md): Control Cable · restricted · Feb 16, 2001 · N959N · Doug DC931 · Flight Control System > DURING DESCENT, THE AILERON TRIM LOCKED UP COMPLETELY. AILERONS WERE FUNCTIONAL BUT FELT HEAVY IN FLIGHT. AIRCRAFT ROLLED TO THE RIGHT WHEN SPEED BRAKES APPLIED. SPOILERS DEPLOYED ASYMMETRICALLY WITH SPEED BRAKE HANDLE OUT OF STOWED POSITION. FOLLOWED COM - [SDR 0002889909](https://openairdocs.org/sdr/0002889909.md): Power Supply · failed · Aug 4, 2000 · N959N · Doug DC931 · Emergency Lighting > DURING LINE MAINTENANCE INSPECTION, FOUND CATWALK EMERGENCY LIGHTS INOPERATIVE. REPLACED POWER SUPPLY. OPERATIONAL CHECK NORMAL. - [SDR 0002129909](https://openairdocs.org/sdr/0002129909.md): Tire · failed · Jun 10, 2000 · N959N · Doug DC931 · Tire > SEVERE VIBRATION DEVELOPED ABOUT THE NOSE WHEEL AREA. ABORTED TAKEOFF. THE AIRCRAFT REACHED 120 KNOTS BUT STOPPED SAFELY AND TAXIED BACK TO THE GATE. MAINTENANCE FOUND THE NOSE WHEEL TIRE CHINE SEPARATED FROM THE TIRE SIDEWALL. REPLACED THE NR 4 MAIN AND B - [SDR 0000869909](https://openairdocs.org/sdr/0000869909.md): Cable · broken · Mar 8, 2000 · N959N · Doug DC931 · Nose/Tail Landing Gear > AFTER TAKEOFF AND DURING GEAR RETRACTION, FLIGHT CREW REPORTED LOUD "POP" FOLLOWED BY UNUSUAL NOISE FROM NOSE GEAR AREA. FLIGHT WAS RETURNED TO SDF AND LANDED WITHOUT INCIDENT. MAINTENANCE FOUND RIGHT NOSE GEAR DOOR STOP CABLE BROKEN. DEFERRED CABLE PER MEL - [SDR 9808149909](https://openairdocs.org/sdr/9808149909.md): Battery Pack · discharged · May 1, 1998 · N959N · Doug DC931 · Emergency Lighting > DURING LINE MAINTENANCE INSPECTION, FOUND TAIL COMPARTMENT EMERGENCY LIGHTS INOPERATIVE. REPLACED BATTERY PACKS AND POWER SUPPLIES, OPERATIONAL CHECK NORMAL. - [SDR 9803649909](https://openairdocs.org/sdr/9803649909.md): Batteries · discharged · Mar 3, 1998 · N959N · Doug DC931 · Emergency Lighting > DURING LINE MAINTENANCE INSPECTION, FOUND EMERGENCY LIGHTS ON CATWALK AND AT INTERIOR TAIL CONE HANDLE INOPERATIVE. REPLACED BATTERIES IN BATTERY PACK, OPERATIONAL CHECK NORMAL. - [SDR 9802539909](https://openairdocs.org/sdr/9802539909.md): Battery · discharged · Feb 9, 1998 · N959N · Doug DC931 · Emergency Lighting > DURING LINE CHECK, FOUND TAILCONE EMERGENCY ESCAPE PATH LIGHTS INOPERATIVE. MAINTENANCE REPLACED BATTERIES. OPERATIONAL CHECK OK. - [SDR 9802049909](https://openairdocs.org/sdr/9802049909.md): Battery Pack · discharged · Jan 30, 1998 · N959N · Doug DC931 · Emergency Lighting > DURING LINE MAINTENANCE INSPECTION, FOUND LEFT NACELLE EMERGENCY LIGHT INOPERATIVE. REPLACED BATTERY PACK, OPERATIONAL CHECK NORMAL. - [SDR 9714089909](https://openairdocs.org/sdr/9714089909.md): Batteries · discharged · Jul 18, 1997 · N959N · Doug DC931 · Emergency Lighting > DURING LINE CHECK, FOUND FORWARD OVERWING EXIT SIGNS INOPERATIVE. REPLACED BATTERIES AND OPERATION CHECKS GOOD. - [SDR 9714079909](https://openairdocs.org/sdr/9714079909.md): Power Supply · inoperative · Jul 18, 1997 · N959N · Doug DC931 · Emergency Lighting > DURING LINE CHECK, FOUND THREE CEILING EMERGENCY LIGHTS AFT OF OVERWING EXITS INOPERATIVE. REPLACED POWER SUPPLY. OPERATION CHECKS GOOD. - [SDR 9713719909](https://openairdocs.org/sdr/9713719909.md): Battery Pack · discharged · Jul 12, 1997 · N959N · Doug DC931 · Emergency Lighting > FORWARD OVERWING EMERGENCY EXIT HATCH LIGHTS INOPERATIVE. REPLACED BATTERY PACK, OPERATIONAL CHECK NORMAL. - [SDR 9713019909](https://openairdocs.org/sdr/9713019909.md): Batteries · discharged · Jul 1, 1997 · N959N · Doug DC931 · Emergency Lighting > DURING LINE MAINTENANCE INSPECTION, FOUND RIGHT OVERWING EMERGENCY EXIT LIGHTS INOPERATIVE. REPLACED BATTERIES AND REPAIRED SPLICE, OPERATIONAL CHECK NORMAL. - [SDR 9711939909](https://openairdocs.org/sdr/9711939909.md): Batteries · discharged · Jun 18, 1997 · N959N · Doug DC931 · Emergency Lighting > DURING LINE MAINTENANCE INSPECTION, FOUND FORWARD OVERWING EMERGENCY EXIT LIGHTS INOPERATIVE. REPLACED BATTERIES. OPERATIONAL CHECK NORMAL. - [SDR 9711189909](https://openairdocs.org/sdr/9711189909.md): Battery Pack · discharged · Jun 9, 1997 · N959N · Doug DC931 · Emergency Lighting > DURING LINE MAINTENANCE INSPECTION, FOUND TAIL CONE EMERGENCY LIGHTS AT CATWALK INOPERATIVE. REPLACED BATTERY PACK, OPERATIONAL CHECK NORMAL. - [SDR 9711179909](https://openairdocs.org/sdr/9711179909.md): Battery Pack · discharged · Jun 9, 1997 · N959N · Doug DC931 · Emergency Lighting > DURING LINE MAINTENANCE INSPECTION, FOUND FORWARD OVERWING EMERGENCY EXIT LIGHTS INOPERATIVE. REPLACED BATTERY PACK, OPERATIONAL CHECK NORMAL. - [SDR 9710809909](https://openairdocs.org/sdr/9710809909.md): Batteries · discharged · May 30, 1997 · N959N · Doug DC931 · Emergency Lighting > DURING LINE MAINTENANCE INSPECTION, FOUND FORWARD OVERWING EMERGENCY EXIT LIGHTS INOPERATIVE. REPLACED BATTERIES, OPERATIONAL CHECK NORMAL. - [SDR 9710449909](https://openairdocs.org/sdr/9710449909.md): Battery Pack · failed · May 28, 1997 · N959N · Doug DC931 · Emergency Lighting > DURING LINE MAINTENANCE INSPECTION, FOUND BOTH FORWARD OVERWING EMERGENCY EXIT LIGHTS INOPERATIVE. REPLACED BATTERY PACK, OPERATIONAL CHECK NORMAL. - [SDR 9707949909](https://openairdocs.org/sdr/9707949909.md): Engine · malfunctioned · Apr 20, 1997 · N959N · Doug DC931 · Engine (Turbine/Turboprop) > AS TAKEOFF POWER WAS APPLIED, BOTH ENGINES WOULD NOT REACH TARGET EPR. CREW ABORTED TAKEOFF AND RETURNED TO THE GATE. MAINTENANCE PERFORMED ENGINE TRIM ON BOTH ENGINES. ALL PARAMETERS WERE NORMAL. - [SDR 9707909909](https://openairdocs.org/sdr/9707909909.md): Power Supply · inoperative · Apr 17, 1997 · N959N · Doug DC931 · Emergency Lighting > DURING LINE MAINTENANCE INSPECTION, FOUND FORWARD OVERWING EMERGENCY EXIT LIGHTS INOPERATIVE. REPLACED BATTERY POWER SUPPLY. OPERATIONAL CHECK NORMAL. - [SDR 9706319909](https://openairdocs.org/sdr/9706319909.md): Battery · discharged · Mar 23, 1997 · N959N · Doug DC931 · Emergency Lighting > DURING PERIODIC CHECK, FOUND FLOOR PROXIMITY EMERGENCY LIGHTS INOPERATIVE. REPLACED BATTERIES, OPERATIONAL CHECK NORMAL. - [SDR 9701419909](https://openairdocs.org/sdr/9701419909.md): De-Ice Timer · malfunctioned · Jan 26, 1997 · N959N · Doug DC931 · Airfoil Anti/De-ice System > TAIL DE-ICING WOULD NOT ACTIVATE WHEN SELECTED EN ROUTE. ALSO, AIRFOIL ICE PROTECTION PRESSURE ABNORMAL LIGHT WAS ILLUMINATED. FLIGHT RETURNED TO DTW AND LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED THE TAIL DE-ICE TIMER, OPERATIONAL CHECK NORMAL. - [SDR 9700289909](https://openairdocs.org/sdr/9700289909.md): Batteries · discharged · Jan 5, 1997 · N959N · Doug DC931 · Emergency Lighting > DURING PERIODIC CHECK, FOUND FORWARD OVERWING EMERGENCY EXIT LIGHTS INOPERATIVE. REPLACED BATTERIES, OPERATIONAL CHECK NORMAL. - [SDR 9626629909](https://openairdocs.org/sdr/9626629909.md): Batteries · discharged · Dec 17, 1996 · N959N · Doug DC931 · Emergency Lighting > DURING LINE MAINTENANCE INSPECTION, FOUND AFT OVERWING EMERGENCY LIGHTS ON LEFT AND RIGHT SIDES INOPERATIVE. REPLACED BATTERIES, OPERATIONAL CHECK NORMAL. - [SDR 9625809909](https://openairdocs.org/sdr/9625809909.md): Connector · broken · Dec 2, 1996 · N959N · Doug DC931 · Emergency Lighting > DURING LINE MAINTENANCE INSPECTION, FOUND OVERWING EXIT EMERGENCY LIGHTS DIM. MAINTENANCE REPAIRED GROUND TERMINAL CONNECTION. OPERATIONAL CHECK NORMAL. - [SDR 9623199909](https://openairdocs.org/sdr/9623199909.md): Battery Pack · discharged · Oct 29, 1996 · N959N · Doug DC931 · Emergency Lighting > AFT EMERGENCY FLASHLIGHT WOULD NOT BLINK. REPLACED BATTERY PACK. OPERATIONAL CHECK NORMAL. - [SDR 9617649909](https://openairdocs.org/sdr/9617649909.md): Skin · corroded · Aug 7, 1996 · N959N · Doug DC931 · Fuselage Main, Plate/Skin > DURING M-CHECK, FOUND CORROSION ON THE UNDERWING FUSELAGE SKIN FROM FS 637 TO 667, LONGERONS 27R TO 29R. REPAIRED SKIN (P/N 5911418-119) PER EA 99-110716. - [SDR 9617579909](https://openairdocs.org/sdr/9617579909.md): Press Web · cracked · Aug 4, 1996 · N959N · Doug DC931 · Fuselage Miscellaneous Structure > DURING M-CHECK, FOUND CRACKS IN THE NOSE LANDING GEAR WHEEL WELL HORIZONTAL PRESSURE WEB FS 105 AT LBL 25 AND RBL 25. REPAIRED WEB (P/N 9910073-313) PER EA 99-110706 AND -110719. - [SDR 9617559909](https://openairdocs.org/sdr/9617559909.md): Fitting · cracked · Aug 2, 1996 · N959N · Doug DC931 · Fuselage Miscellaneous Structure > DURING M-CHECK, FOUND A 10 INCH CRACK IN THE LONGERON 30 END FITTING AT FS 580. REPLACED FITTING PER SRM 51-30-5. - [SDR 9616789909](https://openairdocs.org/sdr/9616789909.md): Fitting · corroded · Aug 1, 1996 · N959N · Doug DC931 · Fuselage Miscellaneous Structure > DURING M-CHECK, FOUND CORROSION ON THE FS 633 FRAME FITTING BETWEEN KEEL LONGERONS 29R AND 29.5R. REPLACED FITTING PER SRM 51-30-5 PG 1. - [SDR 9617849909](https://openairdocs.org/sdr/9617849909.md): Bulkhead · cracked · Jul 23, 1996 · N959N · Doug DC931 · Fuselage Main, Bulkhead > DURING M-CHECK, FOUND A 1.1 INCH CRACK IN THE AFT PRESSURE BULKHEAD UPPER INBOARD CORNER IN THE 9 DOUBLER. ALSO, FOUND A 4 INCH CRACK IN THE RIGHT SIDE VENTRAL DOOR JAMB. REPAIRED BOTH PER EA DC9-53-022. - [SDR 9615389909](https://openairdocs.org/sdr/9615389909.md): Stop Fitting · cracked · Jul 8, 1996 · N959N · Doug DC931 · Fuselage Miscellaneous Structure > DURING M-CHECK, FOUND A CRACK IN THE AFT ENTRY DOOR JAMB LOWER RIGHT STOP FITTING. REPLACED FITTING PER SRM 51-30-2. - [SDR 9614509909](https://openairdocs.org/sdr/9614509909.md): Fitting · cracked · Jun 29, 1996 · N959N · Doug DC931 · Fuselage Miscellaneous Structure > DURING M-CHECK, FOUND A.5 INCH CRACK IN THE AFT CABIN DOOR LOWER LEFT DOOR STOP FITTING. REPLACED FITTING PER SRM 51-30-2. - [SDR 9607399909](https://openairdocs.org/sdr/9607399909.md): Duct Clamp · loose · Mar 31, 1996 · N959N · Doug DC931 · Air Distribution System > LOSS OF CABIN PRESSURIZATION OCCURRED AT 35,000 FEET, AN EMERGENCY DESCENT WAS MADE TO 10,000 FEET AND FLIGHT DIVERTED TO MCO. THE AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE FOUND LOOSE DUCT CLAMP AND BOOT DISCONNECTED AT WATER SEPARATOR. TIGHTENED CLAMP - [SDR 9601079909](https://openairdocs.org/sdr/9601079909.md): Battery Pack · discharged · Jan 18, 1996 · N959N · Doug DC931 · Emergency Lighting > DURING LINE CHECK, FOUND FORWARD EMERGENCY LIGHTS INOPERATIVE. REPLACED BATTERY PACK AND OPERATIONAL CHECK GOOD. - [SDR 9521179909](https://openairdocs.org/sdr/9521179909.md): Pt7 Line · broken · Dec 24, 1995 · N959N · Doug DC931 · Engine Pressure Ratio (EPR) > NR 2 ENGINE EPR INDICATION WAS LOW ON TAKEOFF. THE TAKEOFF WAS ABORTED AND THE FLIGHT RETURNED TO THE GATE. MAINTENANCE REPLACED A BROKEN PT7 LINE WITH A NEW PART. - [SDR 9519479909](https://openairdocs.org/sdr/9519479909.md): Battery · discharged · Dec 2, 1995 · N959N · Doug DC931 · Emergency Lighting > DURING LINE CHECK, FOUND OVERWING EMERGENCY LIGHTS INOPERATIVE. REPLACED BATTERIES AND OPERATIONAL CHECK GOOD. - [SDR 9505209909](https://openairdocs.org/sdr/9505209909.md): Csd · underserviced · Jul 7, 1995 · N959N · Doug DC931 · Alternator-Generator Drive > RIGHT CSD OIL PRESSURE LOW LIGHT ILLUMINATED ON TAKEOFF ROLL. ABORTED TAKEOFF AT 70 KNOTS AND RETURNED TO THE GATE. SERVICED THE RIGHT CSD TO PROPER LEVELS. OPERATIONAL CHECK OK ON GROUND. AIRCRAFT RETURNED TO SERVICE. - [SDR 9507999909](https://openairdocs.org/sdr/9507999909.md): Engine · failed · May 13, 1995 · N959N · Doug DC931 · Engine (Turbine/Turboprop) > ON APPROACH TO MSP, THE NR 2 ENGINE FLAMED-OUT. RELIGHT ATTEMPTS WERE UNSUCCESSFUL. THE FLIGHT WAS CONCLUDED WITHOUT INCIDENT. GROUND START ATTEMPTS PRODUCED NO N2 ROTATION ON STARTER ENGAGEMENT. METAL CONTAMINATION WAS FOUND IN THE GEARBOX. MAINTENANCE R - [SDR 9502039909](https://openairdocs.org/sdr/9502039909.md): Compressor · stalled · Feb 11, 1995 · N959N · Doug DC931 · Turbine Engine Compressor Section > AS POWER WAS BROUGHT UP FOR TAKEOFF, COMPRESSOR STALLS OCCURRED ON NR 2 ENGINE APPROXIMATELY 85 PERCENT N2. TAKEOFF WAS ABORTED AND THE AIRCRAFT RETURNED TO THE GATE. MAINTENANCE REMOVED A SMALL PIECE OF CARDBOARD FROM THE INLET AND INSPECTED FOR DAMAGE, NON ## 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 = 'N959N' AND deregistration_id = 'N959N-2013-02-06' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/deregistered/N959N-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.