# Service difficulty reports: N9331, cancelled May 19, 2008 A list on [N9331, cancelled May 19, 2008](https://openairdocs.org/deregistered/N9331-2008-05-19.md). Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Newest first. - [SDR NWAA073189967](https://openairdocs.org/sdr/NWAA073189967.md): Engine · seized · Sep 14, 2007 · N9331 · Doug DC931 · Engine (Turbine/Turboprop) > DURING APPROACH AT 1000 FEET FLIGHT CREW HEARD A LOUD BANG AND FELT AIRCRAFT YAW. FLIGHT CREW LOG ENTRY STATES ENGINE "SEIZED" AND N1, N2 INDICATING 0. FLIGHT CREW PERFORMED A UNEVENTFUL LANDING. MAINTENANCE REPLACED ENGINE NR 2. - [SDR 0500169967](https://openairdocs.org/sdr/0500169967.md): Angle · corroded · Feb 8, 2005 · N9331 · Doug DC931 · Fuselage Miscellaneous Structure > DURING M-CHECK FOUND CORROSION ON LT CUSP TEE ANGLE. REPAIRED PER EA 99-200923. - [SDR 0104899967](https://openairdocs.org/sdr/0104899967.md): Bulkhead · cracked · Dec 12, 2001 · N9331 · Doug DC931 · Fuselage Main, Bulkhead > During Hck at ATL, cracks were found in the staion 756 bulkhead. The cracks are located in the upper ends of the verticle stiffener at x=12LH.90", X=24RH 1.00", x=-12RH.70", and x=-24.90". Repaired per EA 99-185343. - [SDR 0104799967](https://openairdocs.org/sdr/0104799967.md): Pressure Panel · cracked · Nov 28, 2001 · N9331 · Doug DC931 · Fuselage Main, Structure > During Hck in ATL, a.25" crack was found in the flight compartment horizontal pressure panel at station 105. The crack is located at x=-25. This EA authorizes accomplishment of repair. Material.040" 2024-t3 AL. Repaired per EA 99-185345. - [SDR 0000339967](https://openairdocs.org/sdr/0000339967.md): Seal · failed · Feb 8, 2000 · N9331 · Doug DC931 · Turbine Engine Oil System > DURING FLIGHT, THE FLIGHT ATTENDANTS REPORTED THE FORWARD AND AFT LAVATORY SMOKE ALARMS SOUNDED AND HAZE IN THECABIN. THE FLIGHT CREW DECLARED AN EMERGENCY AND LANDED AT MSP WITHOUT INCIDENT. MAINTENANCE FOUND OIL WITHIN THE NR 1 ENGINE COWLING AND REPLACED - [SDR 9810799967](https://openairdocs.org/sdr/9810799967.md): Doubler · cracked · Dec 1, 1998 · N9331 · Doug DC931 · Fuselage Miscellaneous Structure > DURING PERIODIC CHECK, FOUND FLIGHT COMPARTMENT PRESSURE PANEL CRACKED OUTBOARD OF BEAM AT FS 105 ON RIGHT SIDE. INSTALLED FILLER, DOUBLER, AND NEW FITTING 49124G-2 PER SRM 53-10. - [SDR 9810789967](https://openairdocs.org/sdr/9810789967.md): Bulkhead Skin · cracked · Dec 1, 1998 · N9331 · Doug DC931 · Fuselage Main, Bulkhead > DURING PERIODIC CHECK, FOUND NOSE WHEEL WELL VERTICAL BULKHEAD SKIN CRACKED AT FS 110 IN TWO PLACES, APPROXIMATED 5.5 INCHES LEFT OF CENTER LOWER LEFT PANEL. INSTALLED REPAIR PER SRM 53-04. - [SDR 9806149967](https://openairdocs.org/sdr/9806149967.md): Slide · low pressure · Apr 7, 1998 · N9331 · Doug DC931 · Escape Slide > DURING LINE MAINTENANCE INSPECTION, FOUND TAIL CONE EVACUATION SLIDE BOTTLE LOW ON PRESSURE. REPLACED SLIDE. - [SDR 9804119967](https://openairdocs.org/sdr/9804119967.md): Wire · broken · Mar 9, 1998 · N9331 · Doug DC931 · Light System Wiring > DURING LINE MAINTENANCE INSPECITON, FOUND EMERGENCY LIGHTS ON TAIL CONE WALKWAY AND RIGHT RELEASE HANDLE INOPERATIVE. REPAIRED TWO BROKEN WIRES IN TAIL CONE AND REPLACED BATTERY PACK, OPERATIONAL CHECK NORMAL. - [SDR 9723489967](https://openairdocs.org/sdr/9723489967.md): Skin · cracked · Nov 12, 1997 · N9331 · Doug DC931 · Fuselage Main, Plate/Skin > DURING LINE CHECK, FOUND CRACK IN FUSELAGE SKIN ABOVE PILOT'S PITOT TUBE FS 69.5. REPAIRED PER EA 99-152748. - [SDR 9717889967](https://openairdocs.org/sdr/9717889967.md): Door Light · illuminated · Sep 18, 1997 · N9331 · Doug DC932 · Landing Gear Position and Warning > LANDING GEAR DOOR OPEN LIGHT REMAINED ON AFTER TAKEOFF. CREW RECYCLED GEAR AND NORMAL INDICATIONS WERE ACHIEVED. FLIGHT CONTINUED TO DESTINATION AND LANDED WITHOUT INCIDENT. MAINTENANCE TESTED PSEU AND NO FAULTS WERE RECORDED. - [SDR 9717419967](https://openairdocs.org/sdr/9717419967.md): Battery Pack · discharged · Sep 14, 1997 · N9331 · Doug DC931 · Emergency Equipment > FLIGHT ATTENDANT REPORTED FLASHLIGHT RED CHARGE LIGHT NOT FLASHING. REPLACED BATTERY PACK, OPERATIONAL CHECK OK. - [SDR 9715439967](https://openairdocs.org/sdr/9715439967.md): Battery · discharged · Aug 12, 1997 · N9331 · Doug DC931 · Emergency Equipment > FLIGHT ATTENDANT REPORTED AFT EMERGENCY FLASHLIGHT NOT BLINKING. REPLACED BATTERY, OPERATIONAL CHECK OK. - [SDR 9714989967](https://openairdocs.org/sdr/9714989967.md): Doubler · corroded · Jul 26, 1997 · N9331 · Doug DC931 · Fuselage Miscellaneous Structure > DURING L-CHECK, FOUND CORROSION ON EXTERIOR DOUBLER STR 439 TO 465, LONGERON 28L TO 29R. REPAIRED PER EA 99-113395. - [SDR 9714259967](https://openairdocs.org/sdr/9714259967.md): Skin · cracked · Jul 8, 1997 · N9331 · Doug DC931 · Fuselage Main, Plate/Skin > DURING LINE CHECK, FOUND CRACKS IN THE SKIN RADIATING FROM RIVET HEAD AT FS 371, LONGERON 29R. REPAIRED PER EA 99-113351. - [SDR 9707559967](https://openairdocs.org/sdr/9707559967.md): Electrical Syst · odor · Apr 12, 1997 · N9331 · Doug DC931 · Electrical Power System > FLIGHT ATTENDANT REPORTED ELECTRICAL SMELL IN AFT RIGHT CABIN AREA. FLIGHT RETURNED TO MSP AND LANDED WITHOUT INCIDENT. MAINTENANCE OPERATED BOTH AFT LAVATORY MOTORS, HOT WATER HEATERS, AIR CONDITIONING PACKS, AND ALL OVENS AND GALLEY POWER. NO ELECTRICAL S - [SDR 9707489967](https://openairdocs.org/sdr/9707489967.md): Power Lever · stuck · Apr 10, 1997 · N9331 · Doug DC931 · Power Lever > AS POWER WAS REDUCED DURING APPROACH, THE RIGHT ENGINE POWER LEVER BOUND MOMENTARILY. CREW ADVANCED AND RETARDED THE RIGHT POWER LEVER, NORMAL OPERATION RETURNED. AIRCRAFT LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE REPLACED THE RIGHT ENGINE SWIVEL FITTING - [SDR 9705329967](https://openairdocs.org/sdr/9705329967.md): Batteries · discharged · Mar 13, 1997 · N9331 · Doug DC931 · Emergency Lighting > DURING LINE MAINTENANCE INSPECTION, OVERHEAD EMERGENCY LIGHTS AT FORWARD GALLEY TO ROW 2 FAILED TO TEST. MAINTENANCE REPLACED BATTERIES. OPERATIONAL CHECK NORMAL. - [SDR 9700489967](https://openairdocs.org/sdr/9700489967.md): Wire · broken · Jan 12, 1997 · N9331 · Doug DC931 · Light System Wiring > DURING LINE MAINTENANCE INSPECTION, FOUND AFT AIRSTAIR EMERGENCY TRACK LIGHTING INOPERATIVE. MAINTENANCE REPLACED BAD SPLICE UPSTREAM OF CATWALK LIGHT POWER SUPPLY AND INSTALLED NEW LAMPS, OPERATIONAL CHECK NORMAL. - [SDR 9700209967](https://openairdocs.org/sdr/9700209967.md): Power Supply · malfunctioned · Jan 8, 1997 · N9331 · Doug DC931 · Emergency Lighting > DURING LINE MAINTENANCE INSPECTION, FOUND AFT OVERWING EXIT EMERGENCY SIGN LIGHTS INOPERATIVE. REPLACED POWER SUPPLY AND BATTERIES, OPERATIONAL CHECK NORMAL. - [SDR 9626639967](https://openairdocs.org/sdr/9626639967.md): Connector · broken · Dec 17, 1996 · N9331 · Doug DC931 · Emergency Lighting > DURING LINE MAINTENANCE INSPECTION, FOUND EMERGENCY LIGHTS BETWEEN ROWS 14 THROUGH 17 INOPERATIVE. REPAIRED CONNECTOR IN CEILING AT ROW 17, OPERATIONAL CHECK NORMAL. - [SDR 9625829967](https://openairdocs.org/sdr/9625829967.md): Connector · not seated · Dec 3, 1996 · N9331 · Doug DC931 · Emergency Lighting > DURING LINE MAINTENANCE INSPECTION, FOUND EMERGENCY LIGHTS BETWEEN ROWS 14 AND 17 INOPERATIVE. MAINTENANCE RESEATED CONNECTION AT ROW 14. OPERATIONAL CHECK NORMAL. - [SDR 9625229967](https://openairdocs.org/sdr/9625229967.md): Battery Pack · discharged · Nov 22, 1996 · N9331 · Doug DC931 · Emergency Lighting > DURING LINE MAINTENANCE INSPECTION, FOUND LEFT NACELLE EMERGENCY LIGHT INOPERATIVE. REPLACED BATTERY PACK, OPERATIONAL CHECK NORMAL. - [SDR 9620879967](https://openairdocs.org/sdr/9620879967.md): Switches · malfunctioned · Sep 30, 1996 · N9331 · Doug DC931 · Stabilizer Control System > PRIMARY LONGITUDINAL TRIM FAILED AFTER TAKEOFF. FLIGHT RETURNED TO MSP AND LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED FIRST OFFICER'S PRIMARY TRIM SWITCHES, OPERATIONAL CHECK NORMAL. - [SDR 9619919967](https://openairdocs.org/sdr/9619919967.md): Switch · stuck · Sep 15, 1996 · N9331 · Doug DC931 · Door Warning System > DURING CLIMB, COULD NOT PRESSURIZE THE AIRCRAFT AND NOTED EXCESSIVE NOISE FROM THE AREA FORWARD OF THE INSTRUMENT PANEL. THE AUTO PRESSURIZATION AND DOOR WARNING SYSTEMS APPEARED TO BE OPERATING NORMALLY. RETURNED TO PHX WITHOUT FURTHER INCIDENT. FOUND THE - [SDR 9615719967](https://openairdocs.org/sdr/9615719967.md): Power Supply · inoperative · Jul 20, 1996 · N9331 · Doug DC931 · Emergency Lighting > DURING LINE MAINTENANCE INSPECTION, FOUND FORWARD CABIN EMERGENCY LIGHTS INOPERATIVE. REPLACED POWER SUPPLY. OPERATIONAL CHECK NORMAL. - [SDR 9613899967](https://openairdocs.org/sdr/9613899967.md): Fuse · blown · Jun 23, 1996 · N9331 · Doug DC931 · Emergency Lighting > DURING LINE MAINTENANCE, FOUND EMERGENCY EXIT SIGN AT MAIN CABIN DOOR INOPERATIVE. REPLACED FUSE, OPERATIONAL CHECK NORMAL. - [SDR 9605339967](https://openairdocs.org/sdr/9605339967.md): Battery Pack · discharged · Mar 5, 1996 · N9331 · Doug DC931 · Emergency Lighting > DURING LINE MAINTENANCE INSPECTION, FOUND MAIN CABIN OVERHEAD EMERGENCY LIGHTS INOPERATIVE AT ROWS 12 AND 14. REPLACED BATTERY PACK. OPERATIONAL CHECK NORMAL. - [SDR 9603059967](https://openairdocs.org/sdr/9603059967.md): Slide · low pressure · Feb 3, 1996 · N9331 · Doug DC931 · Escape Slide > DURING LINE MAINTENANCE INSPECTION, FOUND MAIN CABIN DOOR EVACUATION SLIDE LOW ON PRESSURE. REPLACED SLIDE. - [SDR 9602169967](https://openairdocs.org/sdr/9602169967.md): Gear Light · malfunctioned · Jan 27, 1996 · N9331 · Doug DC931 · Landing Gear Position and Warning > DURING APPROACH INTO MSP, THE RIGHT MAIN LANDING GEAR GREEN LIGHT DID NOT ILLUMINATE AFTER GEAR WAS EXTENDED. RECYCLED GEAR AND NORMAL INDICATIONS WERE ACHIEVED. JACKED AIRCRAFT AND CYCLED GEAR SEVERAL TIMES AND ALL INDICATIONS CHECKED NORMAL. DISCREPANCY C - [SDR 9601269967](https://openairdocs.org/sdr/9601269967.md): Generator · failed · Jan 20, 1996 · N9331 · Doug DC931 · AC Generator-Alternator > DURING TAKEOFF, THE GLIDESCOPE, SPEED COMMAND AND COMPASS FLAGS CAME ON. ALSO, THE NR 1 EPR GAUGE INDICATOR STARTED TO DECREASE. ABORTED TAKEOFF AND RETURNED TO THE GATE. REPLACED THE LEFT ENGINE GENERATOR, CONSTANT SPEED DRIVE AND CONSTANT SPEED DRIVE OIL - [SDR 9601239967](https://openairdocs.org/sdr/9601239967.md): Epr Indication · malfunctioned · Jan 20, 1996 · N9331 · Doug DC931 · Engine Pressure Ratio (EPR) > AS TAKEOFF POWER WAS APPLIED, THE NR 1 ENGINE EPR INDICATION STARTED DECREASING. THE TAKEOFF WAS ABORTED AND THE AIRCRAFT RETURNED TO THE GATE. MAINTENANCE INSPECTED THE ENGINE AND WARMED THE FUEL CONTROL UNIT WITH AN EXTERNAL HEAT SOURCE. NO DISCREPANCIES - [SDR 9601069967](https://openairdocs.org/sdr/9601069967.md): Battery Pack · discharged · Jan 18, 1996 · N9331 · Doug DC931 · Emergency Lighting > DURING LINE CHECK, FOUND EMERGENCY FLOOR LIGHTS INOPERATIVE. REPLACED BATTERY PACK AND OPERATIONAL CHECK GOOD. - [SDR 9600269967](https://openairdocs.org/sdr/9600269967.md): Wire · failed · Jan 6, 1996 · N9331 · Doug DC931 · Light System Wiring > WIRING FOR EMERGENCY FLOOR TRACK LIGHTING AT ROW 15 IS LOOSE AND EXPOSED. FOUND WIRE FOR LIGHT AT ROWS 16 AND 18 PULLED OUT OF THE SOCKET. REPAIRED WIRE AND REPLACED SOCKETS, OPERATIONAL CHECK GOOD. - [SDR 9600159967](https://openairdocs.org/sdr/9600159967.md): Relay · failed · Jan 5, 1996 · N9331 · Doug DC931 · Landing Gear Position and Warning > DURING APPROACH, THE RIGHT MAIN LANDING GEAR GREEN DOWN LIGHT DID NOT ILLUMINATE AFTER LANDING GEAR EXTENSION. VISUALLY CONFIRMED LANDING GEAR WAS DOWN AND LOCKED. AIRCRAFT LANDED WITHOUT INCIDENT. REPLACED RELAY R2-28 AND OPERATIONAL CHECK GOOD. - [SDR 9516149967](https://openairdocs.org/sdr/9516149967.md): Pwr Lever Bolt · broken · Oct 14, 1995 · N9331 · Doug DC931 · Power Lever > NR 1 ENGINE STOPPED RESPONDING TO POWER LEVER INPUTS, THEN ACCELERATED TO FULL THRUST. THE ENGINE WAS SHUTDOWN AND THE FLIGHT WAS CONCLUDED WITHOUT INCIDENT. MAINTENANCE REPLACED A BROKEN BOLT IN THE POWER LEVER LINKAGE AT THE FCU. SUBSEQUENT GROUND RUN WAS - [SDR 9515399967](https://openairdocs.org/sdr/9515399967.md): Clips · out of adjust · Oct 12, 1995 · N9331 · Doug DC931 · Aerodynamic Fairings > DURING H-CHECK, FOUND THAT EXCESSIVE FORCE WAS REQUIRED TO REMOVED THE EXTERIOR TAILCONE HANDLE FROM THE CLIPS. ADJUSTED THE CLIPS, CHECKED OK. - [SDR 9515379967](https://openairdocs.org/sdr/9515379967.md): Release Mech · worn · Oct 9, 1995 · N9331 · Doug DC931 · Emergency Exits > DURING H-CHECK, FOUND THAT INADEQUATE FORCE WAS REQUIRED TO RELEASE THE AFT RIGHT EMERGENCY OVERING EXIT. REPLACED THE DOOR AND RIGGED PER MM 52-21-501. - [SDR 9515549967](https://openairdocs.org/sdr/9515549967.md): Blkhd Fitting · cracked · Oct 5, 1995 · N9331 · Doug DC931 · Fuselage Main, Bulkhead > DURING H-CHECK, FOUND CRACKS IN THE FS 756 FORWARD BULKHEAD FITTINGS, SECOND FROM THE TOP AND SECOND FROM THE BOTTOM. REPLACED BOTH FITTINGS PER SRM 51-30-02 AND 51-30-05. - [SDR 9516389967](https://openairdocs.org/sdr/9516389967.md): Seat Track · corroded · Oct 4, 1995 · N9331 · Doug DC931 · Fuselage, Seat/Cargo Attach Fittings > DURING H-CHECK, FOUND CORROSION ON THE RIGHT INBOARD SEAT TRACK AT FS 240. REPAIRED TRACK (P/N 5910820-5), PER EA 99-103299. - [SDR 9516379967](https://openairdocs.org/sdr/9516379967.md): Blkhd Web · oil canned · Oct 1, 1995 · N9331 · Doug DC931 · Fuselage Main, Bulkhead > DURING H-CHECK, FOUND OIL CANNING IN THE FS 965 PYLON BULKHEAD WEB, LEFT SIDE. REPAIRED WEB (P/N 9912243-3), PER EA 99-103284. - [SDR 9515199967](https://openairdocs.org/sdr/9515199967.md): Fitting · cracked · Sep 28, 1995 · N9331 · Doug DC931 · Fuselage Miscellaneous Structure > DURING H-CHECK, FOUND A CRACK IN THE FS 996 FLOORBEAM END FITTING AT THE RIGHT CUSP. REPLACED FITTING PER SRM 51-30. - [SDR 9515179967](https://openairdocs.org/sdr/9515179967.md): Hinge Ftg · corroded · Sep 27, 1995 · N9331 · Doug DC931 · Trailing Edge Flaps > DURING H-CHECK, FOUND CORROSION IN THE NR 3 FORWARD FLAP HINGE BEARING RETAINER PLATE FASTENER HOLES. REPLACED HINGE FITTING (P/N 5919217-502), PER CITEXT 09-5740-1-9800. - [SDR 9500919967](https://openairdocs.org/sdr/9500919967.md): Fitting · cracked · Jan 13, 1995 · N9331 · Doug DC931 · Wing, Control Surface Attach Fittings > DURING LINE CHECK, FOUND CRACK IN INBOARD SPOILER FITTING LEFT WING. REPLACED FITTING. ## 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 = 'N9331' AND deregistration_id = 'N9331-2008-05-19' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/deregistered/N9331-2008-05-19/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.