# Service difficulty reports: N750NW, cancelled Aug 22, 2013 A list on [N750NW, cancelled Aug 22, 2013](https://openairdocs.org/deregistered/N750NW-2013-08-22.md). Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Newest first. - [SDR NWAA072059750](https://openairdocs.org/sdr/NWAA072059750.md): Doubler · mismanufactured · Apr 30, 2007 · N750NW · Doug DC941 · Fuselage Main, Structure > DURING "H" CHECK WHILE ACCOMPLISHING FORWARD SERVICE DOOR MODIFICATION PER AMI CARD 5310-01296-01B FOUND THAT THE DOUBLERS COULD NOT PICK UP TWO FASTENERS DUE TO SHORT EDGE DISTANCE. REPAIRED PER EA 97-20945 SECT I, SECTION II TO BE ACCOMPLISHED EVERY 8000 CY - [SDR 0402179750](https://openairdocs.org/sdr/0402179750.md): Engine · flamed out · Dec 14, 2004 · N750NW · Doug DC941 · Engine (Turbine/Turboprop) > AFTER TAKEOFF, THE NR 1 ENGINE FLAMED OUT AT 3,300 FT, RELIGHT ATTEMPT WAS UNSUCCESSFUL. FLIGHT CREW RETURNED AIRCRAFT TO DEPARTURE AIRPORT PERFORMING AN UNEVENTFUL LANDING. MAINTENANCE REPLACED THE NR 1 ENGINE DUE TO LOW OIL PRESSURE DURING ENGINE WINDMILLI - [SDR 0400459750](https://openairdocs.org/sdr/0400459750.md): Control Cable · stretched · Mar 18, 2004 · N750NW · Doug DC941 · Leading Edge Slat Control System > DURING APPROACH FOR LANDING, THE AIRCRAFT ROLLED WHEN SLATS WERE SELECTED TO EXTEND. BOTH BLUE SLAT EXTEND AND SLAT DISAGREEMENT LIGHTS WERE FLICKERING. DISAGREE LIGHT WENT OUT AND EXTEND LIGHT CAME ON STEADY AT 135 KTS. CREW STATES THAT WHEN THE LIGHTS WER - [SDR 0400179750](https://openairdocs.org/sdr/0400179750.md): Duct · binding · Feb 3, 2004 · N750NW · Doug DC941 · Leading Edge Slat Control System > THE AIRCRAFT EXPERIENCED AN UNCOMMANDED ROLL TO THE LEFT WHEN THE SLATS WERE EXTENDED FOR LANDING AT GRB. THE BLUE SLAT EXTEND DID NOT ILLUMINATE AND THE SLAT DISAGREEMENT ANNUNCIATOR DID LIGHT UP. CREW RECYCLED SLATS AND GOT THE SAME RESULTS. FLIGHT RETURN - [SDR 0104619750](https://openairdocs.org/sdr/0104619750.md): Control Unit · malfunctioned · Nov 17, 2001 · N750NW · Doug DC941 · Smoke Detection > WHILE ON FINAL APPROACH FOR LANDING, THE FORWARD CARGO SMOKE DETECTOR LIGHTS FLICKERED. UPON LANDING, THE ALARM SOUNDED AND REMAINED ON. CREW REQUESTED CFR AND FIRED THE NR 1 CARGO FIRE BOTTLE. MAINTENANCE DID NOT FIND EVIDENCE OF FIRE OR SMOKE IN THE FORWA - [SDR 0104319750](https://openairdocs.org/sdr/0104319750.md): Door Frame · cracked · Sep 7, 2001 · N750NW · Doug DC941 · Fuselage Main, Structure > DURING RON IN CMH A CRACK WAS NOTED IN THE APB VENTRAL DOOR JAMB PAN. THE CRACK WAS LOCATED 52.25 INCHES FROM THE FLOOR LINE ON THE LT BY THE ROLLER ASSEMBLY. REPAIRED PER 97-185133. - [SDR 9902959750](https://openairdocs.org/sdr/9902959750.md): Batteries · discharged · Jul 23, 1999 · N750NW · Doug DC941 · Emergency Lighting > DURING PERIODIC CHECK, FOUND EMERGENCY LIGHTS IN COCKPIT AND AT FORWARD LOWER CEILING PANEL INOPERATIVE. REPLACED BATTERIES IN PACK. OPERATIONAL CHECK NORMAL. - [SDR 9902609750](https://openairdocs.org/sdr/9902609750.md): Frame · corroded · Jul 9, 1999 · N750NW · Doug DC941 · Fuselage Main, Floor Beam > DURING PERIODIC CHECK, FOUND FLOORBEAM DAMAGE DUE TO CORRROSION. REPAIRED PER EA 97-164483. - [SDR 9903259750](https://openairdocs.org/sdr/9903259750.md): Bulkhead Channel · cracked · Jul 8, 1999 · N750NW · Doug DC941 · Fuselage Main, Bulkhead > DURING PERIODIC CHECK, AFT PRESSURE BULKHEAD SILL CHANNEL WAS FOUND WITH 2 INCH CRACK FROM FASTENER TO LIP OF FLANGE AT FLOOR. REPAIRED PER EA 97-164468 (P/N 5910130-37). - [SDR 9902699750](https://openairdocs.org/sdr/9902699750.md): Frame · damaged · Jun 30, 1999 · N750NW · Doug DC941 · Fuselage Main, Frame > DURING PERIODIC CHECK, FOUND HORIZONTAL FLANGE UPPER SECTION OF SUBJECT FRAME DAMAGED AT LONGERON 30. REPAIRED PER EA 97-164454. (P/N 9958214-29) - [SDR 9902679750](https://openairdocs.org/sdr/9902679750.md): Keel Beam · corroded · Jun 1, 1999 · N750NW · Doug DC941 · Fuselage Main, Keel > DURING PERIODIC CHECK, FOUND KEEL CORRODED ON LONGERON 30 AT FS 655 - 677. REPAIRED PER EA 97-164365. - [SDR 9810269750](https://openairdocs.org/sdr/9810269750.md): Fuel Pump · failed · Oct 16, 1998 · N750NW · Doug DC941 · Engine Fuel Pump > DURING CRUISE AT 31,000 FEET, THE LEFT ENGINE EXPERIENCED A FLAMEOUT. ATTEMPTS TO RESTART ENGINE WERE UNSUCCESSFUL. CREW PERFORMED ENGINE SHUTDOWN COM PROCEDURES. AIRCRAFT DIVERTED TO SDF AND LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE REPLACED THE LEFT E - [SDR 9803309760](https://openairdocs.org/sdr/9803309760.md): Valve · malfunctioned · Feb 23, 1998 · N750NW · Doug DC941 · Leading Edge Slat Control System > SLAT DISAGREEMENT AND BLUE EXTEND LIGHTS REMAINED ON AFTER SLATS WERE RETRACTED. FLAP/SLAT HANDLE WAS DIFFICULT TO MOVE FROM ZERO TO RETRACT POSITION. FLIGHT WAS RETURNED TO DTW AND LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED SLAT CONTROL VALVE. OPERATIO - [SDR 9723429750](https://openairdocs.org/sdr/9723429750.md): Battery · discharged · Dec 17, 1997 · N750NW · Doug DC941 · Emergency Lighting > DURING LINE CHECK, FOUND FORWARD OVERWING EMERGENCY EXIT SIGN LIGHTS INOPERATIVE. MAINTENANCE REPLACED BATTERIES IN POWER SUPPLY, OPERATIONAL CHECK OK. - [SDR 9721559750](https://openairdocs.org/sdr/9721559750.md): Battery · discharged · Nov 14, 1997 · N750NW · Doug DC941 · Emergency Lighting > DURING LINE CHECK, FOUND EMERGENCY EXIT LIGHTS INOPERATIVE. MAINTENANCE REPLACED BATTERIES AT SEAT ROW 10 RIGHT, OPERATIONAL CHECK OK. - [SDR 9714729750](https://openairdocs.org/sdr/9714729750.md): Control Mech · lack of lube · Jul 25, 1997 · N750NW · Doug DC941 · Aileron Tab Control System > IN CRUISE AT FL310, AILERON TRIM INDEX CONTINUED TO GET MORE OUT OF TRIM AS AIRCRAFT WAS TURNED WITH TURN KNOB. DISCONNECTED AUTO-PILOT AND WAS UNABLE TO BANK AIRCRAFT WITH CONTROL WHEEL. AFTER DESCENDING TO LOWER ALT, WAS ABLE TO CONTROL ROLL WITH CONTROL W - [SDR 9713979750](https://openairdocs.org/sdr/9713979750.md): Batteries · discharged · Jul 21, 1997 · N750NW · Doug DC941 · Emergency Lighting > DURING LINE CHECK, FOUND SEVERAL ESCAPE PATH LIGHTS INOPERATIVE. REPLACED BATTERIES AT STATIONS 170.5, 992.4, AND STATION AT LEFT AFT MIRROR COMPARTMENT. - [SDR 9705799750](https://openairdocs.org/sdr/9705799750.md): Battery Pack · discharged · Mar 19, 1997 · N750NW · Doug DC941 · Emergency Lighting > DURING LINE CHECK, FOUND LEFT FORWARD OVERWING EMERGENCY LIGHTS INOPERATIVE. REPLACED BATTERY PACK, OPERATIONAL CHECK OK. - [SDR 9704989750](https://openairdocs.org/sdr/9704989750.md): Latch · out of adjust · Mar 10, 1997 · N750NW · Doug DC941 · Aerodynamic Fairings > DURING LINE CHECK, FOUND THAT INADEQUATE FORCE WAS REQUIRED TO DEPLOY THE TAILCONE. ADJUSTED UPPER RIGHT LATCH LEVER ASSEMBLY. OPERATIONAL CHECK OK. - [SDR 9609369750](https://openairdocs.org/sdr/9609369750.md): Spoiler Handle · out of adjust · Apr 28, 1996 · N750NW · Doug DC941 · Central Warning > TAKEOFF DISCONTINUED AT APPROXIMATELY 20 KNOTS DUE TO TAKEOFF WARNING. TAXIED CLEAR AND ADJUSTED SPEEDBRAKE HANDLE, AFTER WHICH TAKEOFF WARNING DISCONTINUED. MAINTENANCE ADJUSTED SPOILER/SPEEDBRAKE SWITCH S1-143 AND TAKEOFF WARNING SYSTEM CHECKED GOOD PER MM - [SDR 9607959750](https://openairdocs.org/sdr/9607959750.md): Wire · failed · Apr 9, 1996 · N750NW · Doug DC941 · Light System Wiring > DURING LINE CHECK INSPECTION, EMERGENCY LIGHTS WOULD NOT EXTINGUISH WHEN SWITCH WAS PLACED IN THE 'OFF' POSITION. MAINTENANCE REPLACED A BATTERY PACK (B5-901), WIRE (L853A20) AND CIRCUIT BREAKER (B1-387) AND OPERATIONAL CHECK WAS NORMAL. - [SDR 9608029750](https://openairdocs.org/sdr/9608029750.md): Fitting · cracked · Apr 3, 1996 · N750NW · Doug DC941 · Fuselage Miscellaneous Structure > DURING H-CHECK, FOUND A CRACK IN THE FS 617 FRAME FITTING AT THE RIGHT CUSP. REPLACED FITTING PER SRM 51-30-5. - [SDR 9602519750](https://openairdocs.org/sdr/9602519750.md): Strut · reqd service · Feb 1, 1996 · N750NW · Doug DC941 · Nose/Tail Landing Gear Strut/Axle > DURING CLIMB, THE AIRCRAFT DID NOT SHIFT INTO FLIGHT MODE. UTILIZED OVERRIDE BUTTON TO RETRACT LANDING GEAR. AFTER LANDING GEAR RETRACTION, THE NOSE GEAR DOORS DID NOT CLOSE AND THE NOSE LANDING GEAR UNSAFE LIGHT ILLUMINATED. AIRCRAFT RETURNED TO DTW AND LA - [SDR 9602369750](https://openairdocs.org/sdr/9602369750.md): Fuel Pump · failed · Jan 31, 1996 · N750NW · Doug DC941 · Engine Fuel Pump > DURING CLIMBOUT, THE NR 1 ENGINE FLAMED OUT. THE FLIGHT RETURNED TO DTW AND LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED THE FUEL CONTROL UNIT WITH A SERVICEABLE PART. - [SDR 9522269750](https://openairdocs.org/sdr/9522269750.md): Skin · cracked · Dec 28, 1995 · N750NW · Doug DC941 · Service Doors > DURING LINE CHECK, FOUND A 1.7 INCH CRACK IN THE FORWARD SERVICE DOOR EXTERNAL SKIN LOWER AFT CORNER. REPAIRED SKIN PER EA 97-103395. - [SDR 9518119750](https://openairdocs.org/sdr/9518119750.md): Eel · inoperative · Nov 15, 1995 · N750NW · Doug DC941 · Emergency Lighting > DURING LINE CHECK, FOUND EMERGENCY LIGHT AT FORWARD LEFT DOOR INOPERATIVE. REPLACED LIGHT UNIT AND OPERATIONAL CHECK GOOD. - [SDR 9500679750](https://openairdocs.org/sdr/9500679750.md): Standby Horiz · malfunctioned · Jan 12, 1995 · N750NW · Doug DC941 · Attitude and Direction Data System > STANDBY HORIZON GYRO FLAG APPEARED DURING CLIMB-OUT FROM HOU. PULLED AND RESET CIRCUIT BREAKER Z31 WITH THE SAME RESULTS. FLIGHT DIVERTED TO MEM AND LANDED WITHOUT INCIDENT. REPLACED STANDBY HORIZON AND POWER INVERTER. OPERATIONAL CHECK OK ON GROUND. AIRC ## 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 = 'N750NW' AND deregistration_id = 'N750NW-2013-08-22' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/deregistered/N750NW-2013-08-22/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.