# Service difficulty reports: N609NW, cancelled Dec 1, 2007 A list on [N609NW, cancelled Dec 1, 2007](https://openairdocs.org/deregistered/N609NW-2007-12-01.md). Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Newest first. - [SDR 0401949609](https://openairdocs.org/sdr/0401949609.md): Spar Cap · corroded · Oct 4, 2004 · N609NW · Doug DC932 · Wing Spar > DURING M-CHECK FOUND CORROSION ON RT WING SPAR CAP AT XRS 267. REPAIRED PER EA 96-200541. - [SDR 0401809607](https://openairdocs.org/sdr/0401809607.md): Skin · cracked · Oct 1, 2004 · N609NW · Doug DC932 · Trailing Edge Flaps > DURING M-CHECK FOUND CRACKED IN RT WING TRAILING EDGE FLAP UPPER STRINGER AT WING STATION 235. REPAIRED IAW EA 96-200350. - [SDR 0401389609](https://openairdocs.org/sdr/0401389609.md): Fuel Tank · leaking · Aug 20, 2004 · N609NW · Doug DC932 · Fuel Storage > FLIGHT CREW NOTICED A FUEL IMBALANCE OF 1200 LBS BETWEEN LEFT AND RIGHT MAIN WING FUEL TANKS WHILE AT CRUISE. CREW HAD TO MANUALLY CROSSFEED THE FUEL AND ELECTED TO DIVERT TO ALTERNATE. THE LANDING AT GRB WAS UNEVENTFUL BUT NO MENTION OF COM PROCEDURES OR IF - [SDR 0203369609](https://openairdocs.org/sdr/0203369609.md): Fire Loop · shorted · Oct 1, 2002 · N609NW · Doug DC932 · Fire Detection > DURING CLIMBOUT, THE APU FIRE WARNING LIGHT ILLUMINATED. CREW PERFORMED COM PROCEDURES AND DISCHARGED THE FIRE EXTINGUISHING AGENT FROM THE NR 1 FIRE BOTTLE. FLIGHT RETURNED TO A NORMAL LANDING AT MSP. MAINTENANCE FOUND NO EVIDENCE OF FIRE OR SMOKE. THE AP - [SDR 0202469609](https://openairdocs.org/sdr/0202469609.md): Pump · malfunctioned · Jul 28, 2002 · N609NW · Doug DC932 · Hydraulic Pump (Electric/Engine), Main > DURING DESCENT FOR LANDING INTO MSP, THE RIGHT HYDRAULIC SYSTEM PRESSURE WENT TO ZERO PSI AND THE QUANTITY WENT TO MAX HIGH SCALE. THE RUDDER CONTROL MANUAL ANNUNCIATOR LIGHT ILLUMINATED. COMPLIED WITH COM PROCEDURES AND THE AIRCRAFT LANDED WITHOUT INCIDENT - [SDR 0201319609](https://openairdocs.org/sdr/0201319609.md): Shutoff Valve · failed · Apr 18, 2002 · N609NW · Doug DC932 · Cabin Cooling System > MASTER WARNING AND CABIN PRESSURE LIGHTS ILLUMINATED AT FL350. AIRFOIL AND ENGINE ANTI-ICE WERE SELECTED ON. CABIN ALTITUDE WAS 10,000 FEET AND CLIMBING AT 1200 FPM. CREW PERFORMED AND EMERGENCY DESCENT AND SHUT OFF THE AIRFOIL ANTI-ICE AND THE PNEUMATIC CR - [SDR 9810729609](https://openairdocs.org/sdr/9810729609.md): Batteries · discharged · Sep 25, 1998 · N609NW · Doug DC932 · Emergency Lighting > DURING LINE MAINTENANCE INSPECTION, FOUND COCKPIT AND FORWARD CABIN OVERHEAD EMERGENCY LIGHTS INOPERATIVE. REPLACED BATTERIES. OPERATIONAL CHECK NORMAL. - [SDR 9808999609](https://openairdocs.org/sdr/9808999609.md): Battery · discharged · May 10, 1998 · N609NW · Doug DC932 · Emergency Lighting > DURING LINE MAINTENANCE INSPECTION, FOUND AFT OVERWING EMERGENCY EXIT SIGNS INOPERATIVE. REPLACED DEAD CELLS IN BATTERY, OPERATIONAL CHECK NORMAL. - [SDR 9806119609](https://openairdocs.org/sdr/9806119609.md): Prox Sensor · broken · Apr 6, 1998 · N609NW · Doug DC932 · Landing Gear Position and Warning > DURING APPROACH, NOSE LANDING GEAR GREEN DOWNLOCK LIGHT DID NOT ILLUMINATE AFTER GEAR EXTENSION. EMERGENCY GEAR EXTENSION PROCEDURES WERE UTILIZED AND AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE FOUND NOSE GEAR PROXIMITY SENSOR BROKEN AT OVERCENTER LINK. - [SDR 9803269609](https://openairdocs.org/sdr/9803269609.md): Battery Pack · discharged · Feb 23, 1998 · N609NW · Doug DC932 · Emergency Lighting > EMERGENCY FLASHLIGHT INOPERATIVE. REPLACED BATTERY PACK, OPERATIONAL CHECK NORMAL. - [SDR 9719119609](https://openairdocs.org/sdr/9719119609.md): Wire · broken · Oct 11, 1997 · N609NW · Doug DC932 · Light System Wiring > DURING LINE MAINTENANCE INSPECTION, FOUND EMERGENCY LIGHT AT SEAT 13 INOPERATIVE. REPAIRED BROKEN WIRE, OPERATIONAL CHECK NORMAL. - [SDR 9710069609](https://openairdocs.org/sdr/9710069609.md): Release Mech · out of adjust · May 20, 1997 · N609NW · Doug DC932 · Aerodynamic Fairings > DURING TAIL CONE FUNCTIONAL CHECK, FOUND THAT EXCESSIVE FORCE WAS REQUIRED TO RELEASE TAIL CONE. RIGGED TAIL CONE RELEASE SYSTEM, FUNCTIONALLY CHECKED OK. - [SDR 9707589609](https://openairdocs.org/sdr/9707589609.md): Battery Pack · discharged · Apr 14, 1997 · N609NW · Doug DC932 · Emergency Lighting > EMERGENCY FLASHLIGHT AT MAIN CABIN DOOR INOPERATIVE. REPLACED BATTERY PACK, OPERATIONAL CHECK NORMAL. - [SDR 9627769609](https://openairdocs.org/sdr/9627769609.md): Thermostat · malfunctioned · Nov 27, 1996 · N609NW · Doug DC932 · Airfoil Anti/De-ice System > LEFT ICE PROTECTION TEMPERATURE HIGH LIGHT ILLUMINATED AS TAKEOFF THRUST WAS APPLIED. ABORTED TAKEOFF AT 50 KNOTS AND RETURNED TO THE GATE. MAINTENANCE REPLACED THE LEFT ANTICIPATOR AND THERMOSTAT, OPERATIONAL CHECK NORMAL. - [SDR 9622369609](https://openairdocs.org/sdr/9622369609.md): Amplifier · malfunctioned · Oct 20, 1996 · N609NW · Doug DC932 · Cabin Pressure Control System > AUTO PRESSURIZATION SYSTEM FAILED AFTER TAKEOFF. OUTFLOW VALVE WENT FROM FULL OPEN TO FULL CLOSED. FLIGHT RETURNED TO MSP AND LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED CABIN PRESSURE AMPLIFIER, OPERATIONAL CHECK NORMAL. - [SDR 9620059609](https://openairdocs.org/sdr/9620059609.md): Battery Pack · discharged · Sep 17, 1996 · N609NW · Doug DC932 · Emergency Lighting > DURING PERIODIC CHECK, FOUND LEFT AND RIGHT EXTERIOR EMERGENCY LIGHTS INOPERATIVE. REPLACED BATTERY PACK, OPERATIONAL CHECK NORMAL. - [SDR 9619839609](https://openairdocs.org/sdr/9619839609.md): Bulkhead Web · cracked · Sep 13, 1996 · N609NW · Doug DC932 · Fuselage Main, Bulkhead > DURING LINE CHECK, FOUND A.375 INCH CRACK IN THE AFT PRESSURE BULKHEAD -13 SKIN AT THE UPPER LEFT DOOR STOP FITTING, LBL 6. ALSO, FOUND A CRACK IN THE UPPER RIGHT DOOR JAMB FITTING BEHIND THE STOP. REPLACED FITTING PER SRM 51-30-2 AND REPAIRED THE SKIN CRAC - [SDR 9619329609](https://openairdocs.org/sdr/9619329609.md): Power Supply · malfunctioned · Sep 2, 1996 · N609NW · Doug DC932 · Emergency Lighting > DURING LINE MAINTENANCE INSPECTION, FOUND THE LEFT EXTERIOR EMERGENCY LIGHT INOPERATIVE. REPLACED BATTERY AND POWER SUPPLY, OPERATIONAL CHECK NORMAL. - [SDR 9618739609](https://openairdocs.org/sdr/9618739609.md): Battery Pack · discharged · Aug 28, 1996 · N609NW · Doug DC932 · Emergency Lighting > DURING PREFLIGHT INSPECTION, FOUND OVERHEAD EMERGENCY LIGHTS AT ROWS 13 AND 14 INOPERATIVE. REPLACED BATTERY PACK AND POWER SUPPLY, OPERATIONAL CHECK NORMAL. - [SDR 9618749609](https://openairdocs.org/sdr/9618749609.md): Battery Packs · discharged · Aug 27, 1996 · N609NW · Doug DC932 · Emergency Lighting > DURING LINE MAINTENANCE INSPECTION, FOUND LEFT AND RIGHT EXTERIOR EMERGENCY LIGHTS INOPERATIVE. REPLACED BATTERY PACKS, OPERATIONAL CHECK NORMAL. - [SDR 9617779609](https://openairdocs.org/sdr/9617779609.md): Battery Packs · discharged · Aug 12, 1996 · N609NW · Doug DC932 · Emergency Lighting > DURING LINE MAINTENANCE INSPECTION, FOUND EXTERIOR EMERGENCY LIGHTS INOPERATIVE. REPLACED BOTH BATTERY PACKS, OPERATIONAL CHECK NORMAL. - [SDR 9616639609](https://openairdocs.org/sdr/9616639609.md): Battery Pack · discharged · Aug 1, 1996 · N609NW · Doug DC932 · Emergency Lighting > DURING LINE MAINTENANCE INSPECTION, FOUND RIGHT NACELLE EMERGENCY LIGHT INOPERATIVE. REPLACED BATTERY PACK, OPERATIONAL CHECK NORMAL. - [SDR 9616209609](https://openairdocs.org/sdr/9616209609.md): Lights · inoperative · Jul 28, 1996 · N609NW · Doug DC932 · Emergency Lighting > DURING LINE MAINTENANCE INSPECTION, FOUND BOTH ENGINE NACELLE EMERGENCY LIGHTS INOPERATIVE IN TEST MODE. REPLACED BOTH POWER SUPPLIES AND BATTERIES. OPERATIONAL CHECK NORMAL. - [SDR 9615739609](https://openairdocs.org/sdr/9615739609.md): Battery Pack · discharged · Jul 21, 1996 · N609NW · Doug DC932 · Emergency Lighting > DURING LINE MAINTENANCE INSPECTION, FOUND LEFT NACELLE EMERGENCY LIGHT INOPERATIVE. REPLACED BATTERY PACK, OPERATIONAL CHECK NORMAL. - [SDR 9615759609](https://openairdocs.org/sdr/9615759609.md): Batteries · discharged · Jul 17, 1996 · N609NW · Doug DC932 · Emergency Lighting > DURING LINE MAINTENANCE INSPECTION, FOUND OVERHEAD EMERGENCY LIGHTS IN COCKPIT WOULD NOT TEST. REPLACED BATTERIES. OPERATIONAL CHECK NORMAL. - [SDR 9615179609](https://openairdocs.org/sdr/9615179609.md): Batteries · discharged · Jul 14, 1996 · N609NW · Doug DC932 · Emergency Lighting > DURING LINE MAINTENANCE INSPECTION, FOUND CABIN EMERGENCY LIGHTS INOPERATIVE. REPLACED BATTERIES AT ROWS 1 TO 4 AND ROWS 14 TO 17, OPERATIONAL CHECK NORMAL. - [SDR 9614929609](https://openairdocs.org/sdr/9614929609.md): Battery Pack · discharged · Jul 4, 1996 · N609NW · Doug DC932 · Emergency Lighting > DURING LINE CHECK, FOUND LEFT HAND OVERWING NACELLE EMERGENCY LIGHT INOPERATIVE. REPLACED BATTERY PACK, OPERATIONAL CHECK OK. - [SDR 9614919609](https://openairdocs.org/sdr/9614919609.md): Battery Pack · discharged · Jul 4, 1996 · N609NW · Doug DC932 · Emergency Lighting > DURING LINE CHECK, FOUND RIGHT HAND OVERWING NACELLE EMERGENCY LIGHT INOPERATIVE. REPLACED BATTERY PACK, OPERATIONAL CHECK OK. - [SDR 9608489609](https://openairdocs.org/sdr/9608489609.md): Skin · cracked · Apr 10, 1996 · N609NW · Doug DC932 · Fuselage Main, Plate/Skin > DURING LINE CHECK, FOUND TWO CRACKS.25 INCH AND.19 INCH IN THE FORWARD ENTRY DOOR JAMB CUTOUT SKIN, UPPER AFT CORNER, FS 200 AT LONGERON 9L. REPAIRED SKIN (P/N 5911406-5) PER EA 96-104228. - [SDR 9608089609](https://openairdocs.org/sdr/9608089609.md): Skin · cracked · Apr 10, 1996 · N609NW · Doug DC932 · Fuselage Main, Plate/Skin > DURING LINE CHECK, FOUND TWO CRACKS IN THE FUSELAGE SKIN AT THE MAIN CABIN DOOR CUTOUT UPPER AFT STOP FITTING. REPAIRED SKIN PER EA 96-104228. - [SDR 9606989609](https://openairdocs.org/sdr/9606989609.md): Battery Pack · discharged · Mar 22, 1996 · N609NW · Doug DC932 · Emergency Lighting > DURING LINE MAINTENANCE INSPECTION, FOUND THE LEFT NACELLE EMERGENCY LIGHT INOPERATIVE. REPLACED BATTERY PACK AND OPERATIONAL CHECK NORMAL. - [SDR 9602309609](https://openairdocs.org/sdr/9602309609.md): Dnlock Switch · malfunctioned · Jan 30, 1996 · N609NW · Doug DC932 · Landing Gear Position and Warning > ON DESCENT INTO DSM, NOSE LANDING GEAR RED UNSAFE LIGHT DID NOT ILLUMINATE WHEN THROTTLES WERE BROUGHT TO IDLE. AFTER GEAR EXTENSION, NOSE GEAR GREEN LIGHT DID NOT ILLUMINATE. COCKPIT MANUAL OPERATING PROCEDURES WERE PERFORMED AND CREW CONFIRMED VISUALLY THR - [SDR 9521479609](https://openairdocs.org/sdr/9521479609.md): Battery Pack · discharged · Dec 25, 1995 · N609NW · Doug DC932 · Emergency Lighting > DURING LINE MAINTENANCE INSPECTION, FOUND LEFT NACELLE EMERGENCY LIGHT INOPERATIVE. REPLACED BATTERY PACK AND OPERATIONAL CHECK NORMAL. - [SDR 9519459609](https://openairdocs.org/sdr/9519459609.md): Eel Power Supply · inoperative · Dec 3, 1995 · N609NW · Doug DC932 · Emergency Lighting > DURING LINE CHECK, FOUND LEFT ENGINE NACELLE LIGHT INOPERATIVE. REPLACED POWER SUPPLY AND OPERATIONAL CHECK GOOD. - [SDR 9519499609](https://openairdocs.org/sdr/9519499609.md): Battery · discharged · Dec 1, 1995 · N609NW · Doug DC932 · Emergency Lighting > DURING LINE CHECK, FOUND BOTH AFT OVERWING EMERGENCY LIGHTS INOPERATIVE. REPLACED BATTERIES AND OPERATIONAL CHECK GOOD. - [SDR 9515509609](https://openairdocs.org/sdr/9515509609.md): Skin · corroded · Sep 7, 1995 · N609NW · Doug DC932 · Fuselage Main, Plate/Skin > DURING ACCEPTANCE CHECK AND PRIOR TO SERVICE, FOUND CORROSION IN THE FUSELAGE SKIN FS 997 AT LONGERON 23R. REPAIRED SKIN (P/N 5911428-42), PER EA 99-97722. - [SDR 9515479609](https://openairdocs.org/sdr/9515479609.md): Rib · corroded · Aug 15, 1995 · N609NW · Doug DC932 · Leading Edge Devices > DURING ACCEPTANCE CHECK AND PRIOR TO SERVICE, FOUND CORROSION ON THE RIGHT WING NR 3 SLAT CENTER RIB MOUNT HOLES. REPAIRED RIB (P/N 5922533-2), PER EA 99-97598. - [SDR 9515449609](https://openairdocs.org/sdr/9515449609.md): Doubler · corroded · Jul 10, 1995 · N609NW · Doug DC932 · Fuselage Miscellaneous Structure > DURING ACCEPTANCE CHECK AND PRIOR TO SERVICE, FOUND CORROSION IN THE INTERNAL SKIN DOUBLER AT THE FORWARD CARGO DOOR LOWER JAMB. REPAIRED DOUBLER (P/N 5911412), PER EA 99-100402. - [SDR 9515439609](https://openairdocs.org/sdr/9515439609.md): Rib · corroded · Jul 7, 1995 · N609NW · Doug DC932 · Leading Edge Devices > DURING ACCEPTANCE CHECK AND PRIOR TO SERVICE, FOUND CORROSION IN THE LEFT WING NR 1 AND NR 3 SLAT CENTER RIBS MOUNT HOLES. REPAIRED PER EA 99-97723. - [SDR 9510579609](https://openairdocs.org/sdr/9510579609.md): Fitting · corroded · Jun 30, 1995 · N609NW · Doug DC932 · Fuselage Miscellaneous Structure > DURING ACCEPTANCE CHECK AND PRIOR TO SERVICE, FOUND CORROSION ON LONGERON 26L ATTACH FITTING AT FS 937. REPLACED FITTING PER SRM 51-30-2. - [SDR 9515429609](https://openairdocs.org/sdr/9515429609.md): Longeron · corroded · Jun 28, 1995 · N609NW · Doug DC932 · Wing, Longeron/Stringer > DURING ACCEPTANCE CHECK AND PRIOR TO SERVICE, FOUND CORROSION ON THE RIGHT WING STR 18 AT XRS 110. REPAIRED STRINGER (DWG 5910465), PER EA 99-97607. - [SDR 9509769609](https://openairdocs.org/sdr/9509769609.md): Fitting · cracked · Jun 21, 1995 · N609NW · Doug DC932 · Fuselage Miscellaneous Structure > DURING ACCEPTANCE CHECK AND PRIOR TO SERVICE, FOUND A 3 INCH CRACK IN THE FS 699 FRAME FITTING JUST BELOW THE FLOOR LEVEL, LEFT SIDE. REPLACED FITTING PER SRM 51-30-02. - [SDR 9515419609](https://openairdocs.org/sdr/9515419609.md): Longeron · corroded · Jun 19, 1995 · N609NW · Doug DC932 · Wing, Longeron/Stringer > DURING ACCEPTANCE CHECK AND PRIOR TO SERVICE, FOUND CORROSION ON LEFT WING STR 20 AND RIGHT WING STR 13, XRS 69-91. REPAIRED BOTH PER EA 99-97591. - [SDR 9515409609](https://openairdocs.org/sdr/9515409609.md): Longeron · corroded · Jun 14, 1995 · N609NW · Doug DC932 · Wing, Longeron/Stringer > DURING ACCEPTANCE CHECK AND PRIOR TO SERVICE, FOUND CORROSION ON THE LEFT WING STR 11 AT XORS 100. REPAIRED STRINGER (P/N DWG 5910465), PER EA 99-97588. ## 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 = 'N609NW' AND deregistration_id = 'N609NW-2007-12-01' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/deregistered/N609NW-2007-12-01/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.