# Service difficulty reports: N627US, cancelled Jul 16, 2008 A list on [N627US, cancelled Jul 16, 2008](https://openairdocs.org/deregistered/N627US-2008-07-16.md). Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Newest first. - [SDR 0501306627](https://openairdocs.org/sdr/0501306627.md): Landing Gear · collapsed · Aug 18, 2005 · N627US · Boeing 747251B · Nose/Tail Landing Gear > AIRCRAFT LANDED WITH NOSE GEAR UP. FAILURE OF THE NLG DOOR ACTUATOR CAUSED THE NOSE GEAR NOT TO DEPLOY. PASSENGERS/CREW DEPLANED VIA SLIDES. ORIGINALLY IT WAS REPORTED THAT THE NOSE GEAR HAD COLLAPSED ON THE RUNWAY AFTER LANDING. - [SDR 0402246627](https://openairdocs.org/sdr/0402246627.md): Ballast · odor · Dec 31, 2004 · N627US · Boeing 747251B · Passenger Compartment Lighting > WHILE IN FLIGHT, GALLEY G3B HAD BURNING SMELL FOLLOWED BY SMOKE AND THEN LIGHT WENT OUT. POWER WAS TURNED OFF. REPLACED THE FLUORESCENT LIGHT SOCKET AND BALLAST. OPERATIONAL CHECK GOOD. - [SDR 0301526627](https://openairdocs.org/sdr/0301526627.md): Display · failed · Aug 6, 2003 · N627US · Boeing 747251B · Entertainment System > LEFT 'B' ZONE VIDEO SCREEN WAS TURNED OFF DURING FLIGHT DUE TO A BURNING ODOR COMING FROM IT. FLIGHT CONTINUED TO KIX AND LANDED WITHOUT INCIDENT. REPLACED 21 INCH PLASMA DISPLAY PANEL. AIRCRAFT RETURNED TO SERVICE. - [SDR 0301416627](https://openairdocs.org/sdr/0301416627.md): Battery Pack · discharged · Jul 31, 2003 · N627US · Boeing 747251B · Emergency Lighting > DURING LINE CHECK, FOUND A-ZONE FLOOR PATH EMERGENCY LIGHTS INOPERATIVE. REPLACED BATTERY PACK. OPERATIONAL CHECK GOOD. - [SDR 0301426627](https://openairdocs.org/sdr/0301426627.md): Battery Pack · discharged · Jul 31, 2003 · N627US · Boeing 747251B · Emergency Lighting > DURING LINE CHECK, FOUND A-ZONE FLOOR PATH EMERGENCY LIGHTS INOPERATIVE. REPLACED BATTERY PACK. OPERATIONAL CHECK GOOD. - [SDR 0300056627](https://openairdocs.org/sdr/0300056627.md): Power Supply · discharged · Jan 13, 2003 · N627US · Boeing 747251B · Emergency Lighting > DURING LINE CHECK FOUND C ZONE FLOOR PATH EMERGENCY LIGHTS INOPERATIVE. REPLACED POWER SUPPLY AND BATTERY. OPERATIONAL CHECK GOOD. - [SDR 0203856627](https://openairdocs.org/sdr/0203856627.md): Frame · cracked · Oct 19, 2002 · N627US · Boeing 747251B · Fuselage Main, Frame > During "H" check found cracks in frame at BS 2231 STR 26L. Repaired per EA 66-193010. - [SDR 0203586627](https://openairdocs.org/sdr/0203586627.md): Web · cracked · Oct 15, 2002 · N627US · Boeing 747251B · Fuselage Main, Frame > During "H" check found crack in frame web at BS 360 RBL 4. Repaired per EA 66-191664. - [SDR 0200846627](https://openairdocs.org/sdr/0200846627.md): Odor · detected · Mar 2, 2002 · N627US · Boeing 747251B · Air Distribution System > DURING CRUISE, A SMOKE SMELL EMITTED IN THE FLIGHT DECK FOR A BRIEF MOMENT. ALL SYSTEMS CHECKED NORMAL AND THE AIRCRAFT CONTINUED TO DESTINATION AND LANDED WITHOUT INCIDENT. VISUALLY INSPECTED AND OPERATIONALLY CHECKED THE AIRCRAFT WITH NO FAULTS FOUND. - [SDR 0004616627](https://openairdocs.org/sdr/0004616627.md): Service difficulty · Dec 22, 2000 · N627US · Boeing 747251B · Entertainment System > ENROUTE TO MSP, 'D/E' ZONE PROJECTOR BECAM INOPERATIVE AND MADED A LOUD BUZZING NOISE FOLLOWED BY STRONG ELECTRICAL OR PLASTIC BURNING SMELL. AIRCRAFT CONTINUED TO MSP AND LANDED WITHOUT INCIDENT. REPLACED 'D' ZONE PROJECTOR. OPERATIONAL CHECK OK. - [SDR 9903466627](https://openairdocs.org/sdr/9903466627.md): Retract Mech · malfunctioned · Aug 26, 1999 · N627US · Boeing 747251B · Leading Edge Slat Control System > DURING CLIMB, THE LEADING EDGE FLAP AMBER LIGHTS ILLUMINATED ACCOMPANIED WITH AIRFRAME VIBRATION. AMBER LGHTS FOR THE NR 1 AND NR 2 LEFT WING LEADING EDGE FLAPS REMAINED ILLUMINATED AFTER USING THE ALTERNATE SYSTEM. AIRCRAFT DIVERTED NRT, DUMPED 120,000 LBS - [SDR 9811186627](https://openairdocs.org/sdr/9811186627.md): Power Supply · inop · Sep 27, 1998 · N627US · Boeing 747251B · Emergency Lighting > DURING LINE CHECK, FOUND ZONE FLOOR PATH EMERGENCY LIGHT INOPERATIVE. REPLACED POWER SUPPLY AND BATTERY, OPERATIONAL CHECK GOOD. - [SDR 9809446627](https://openairdocs.org/sdr/9809446627.md): Indicator · malfunctioned · Jun 3, 1998 · N627US · Boeing 747251B · Trailing Flap Position Indicating System > DURING CLIMB, THE LEFT OUTBOARD TRAILING EDGE FLAPS DID NOT RETRACT BEYOND ONE DEGREE. AIRCRAFT RETURNED TO LAX AND LANDED WITHOUT INCIDENT. MAINTENANCE COULD NOT DUPLICATE THE FAULT BUT REPLACED THE FLAP POSITION INDICATOR AS A PRECAUTION. OPERATIONAL CHEC - [SDR 9721436627](https://openairdocs.org/sdr/9721436627.md): Web · cracked · Nov 1, 1997 · N627US · Boeing 747251B · Nacelle/Pylon Structure > DURING PERIODIC CHECK, FOUND A CRACK ON THE MID SPAR WEB OF THE NR 2 PYLON AT AFT INBOARD CORNER, FOUR INCHES FORWARD OF TORQUE BULKHEAD. REPAIRED PER EA 66-152600. - [SDR 9716326627](https://openairdocs.org/sdr/9716326627.md): Power Supply · inoperative · Aug 31, 1997 · N627US · Boeing 747251B · Emergency Lighting > DURING LINE CHECK, FOUND 'E' ZONE FLOOR PATH EMERGENCY LIGHTS INOPERATIVE. REPLACED POWER SUPPLY AND BATTERY, OPERATIONAL CHECK GOOD. - [SDR 9714586627](https://openairdocs.org/sdr/9714586627.md): Control Rod · ouf of adjust · Jul 26, 1997 · N627US · Boeing 747251B · Drag Control Actuator > DURING TAKEOFF, THE TAKEOFF WARNING HORN SOUNDED. AIRCRAFT SHORTED TAKEOFF. MAINTENANCE ADJUSTED THE SPEEDBRAKE ACTUATOR CONTROL ROD. OPERAITONAL CHECK GOOD. - [SDR 9713186627](https://openairdocs.org/sdr/9713186627.md): Power Supply · inoperative · Jul 7, 1997 · N627US · Boeing 747251B · Emergency Lighting > DURING LINE CHECK, FOUND B-ZONE AND UPPER DECK FLOOR PATH EMERGENCY LIGHTS INOPERATIVE. REPLACED POWER SUPPLY AND BATTERY PACK, OPERATIONAL CHECK GOOD. - [SDR 9712686627](https://openairdocs.org/sdr/9712686627.md): Battery · discharged · Jun 27, 1997 · N627US · Boeing 747251B · Emergency Lighting > DURING LINE CHECK, FOUND B-ZONE FLOOR PATH EMERGENCY LIGHTS INOPERATIVE. REPLACED BATTERY, OPERATIONAL CHECK GOOD. - [SDR 9711826627](https://openairdocs.org/sdr/9711826627.md): Hyd Line · leaking · Jun 17, 1997 · N627US · Boeing 747251B · Hydraulic System, Main > DURING CLIMB, THE NR 1 HYDRAULC SYSTEM INDICATED A LOSS OF QUANTITY AND PRESSURE. AIRCRAFT RETURNED TO GUM AND LANDED WITHOUT INCIDENT. REPLACED A NR 1 HYDRAULIC RETURN LINE IN THE AFT BULK CARGO COMPARTMENT, OPERATIONAL CHECK GOOD. - [SDR 9701736627](https://openairdocs.org/sdr/9701736627.md): Combust Chamber · failed · Jan 26, 1997 · N627US · Boeing 747251B · Turbine Engine Combustion Section > NR 1 ENGINE FAILED AFTER TAKEOFF POWER WAS APPLIED. AIRCRAFT TAXIED BACK TO THE GATE AND PASSENGERS DEPLANED THROUGH JETWAY WITHOUT FURTHER EVENT. MAINTENANCE FOUND NR 1 ENGINE DIFFUSER CASE AND COMBUSTION CHAMBERS RUPTURED. DAMAGE TO PYLON SKIN AND WING LE - [SDR 9627326627](https://openairdocs.org/sdr/9627326627.md): Tr Unit · malfunctioned · Dec 30, 1996 · N627US · Boeing 747251B · Engine Thrust Reverser > DURING LANDING, ENGINE NR 1 REVERSER WOULD NOT STOW. DURING SECOND STOW ATTEMPT ENGINE NR 1 EXPERIENCED A COMPRESSOR STALL AND AUTO SHUTDOWN. MAINTENANCE INSPECTED ENGINE NR 1, OPS CHECK OF ENGINE AND REVERSER WAS PERFORMED. NO DISCREPANCIES NOTED. - [SDR 9626406627](https://openairdocs.org/sdr/9626406627.md): Downlock Act · failed · Oct 1, 1996 · N627US · Boeing 747251B · Landing Gear Retraction/Extension System > DURING APPROACH, THE LEFT WING LANDING GEAR WOULD NOT EXTEND. AIRCRAFT EXECUTED A GO-AROUND AND ALTERNATELY EXTENDING THE LANDING GEAR. AIRCRAFT LANDED WITHOUT INCIDENT. REPLACED THE LEFT WING LANDING GEAR DOWNLOCK ACTUATOR, OPERATIONAL CHECK GOOD. - [SDR 9614326627](https://openairdocs.org/sdr/9614326627.md): Power Supply · inoperative · Jul 1, 1996 · N627US · Boeing 747251B · Emergency Lighting > DURING LINE CHECK, FOUND C-ZONE EMERGENCY FLOOR TRACK LIGHTS INOPERATIVE. REPLACED POWER SUPPLY AND BATTERY PACK, OPERATIONAL CHECK GOOD. - [SDR 9613646627](https://openairdocs.org/sdr/9613646627.md): Battery Pack · discharged · Jun 20, 1996 · N627US · Boeing 747251B · Emergency Lighting > DURING LINE CHECK, FOUND ZONE-A EMERGENCY FLOOR TRACK LIGHTING INOPERATIVE. REPLACED BATTERY PACK, OPERATIONAL CHECK GOOD. - [SDR 9610996627](https://openairdocs.org/sdr/9610996627.md): Sill · corroded · May 9, 1996 · N627US · Boeing 747251B · Fuselage Miscellaneous Structure > DURING P-CHECK, FOUND CORROSION ON THE 5L DOOR LOWER SILL BS 2280. REPAIRED SILL (P/N 65B04423-1) PER EA 66-101923. - [SDR 9602086627](https://openairdocs.org/sdr/9602086627.md): Drain · clogged · Jan 26, 1996 · N627US · Boeing 747251B · Waste Disposal System > DURING CLIMB, WATER OVERFLOWED FROM THE FIRST CLASS LAVATORY AND NR 2 GALLEY. AIRCRAFT RETURNED TO NRT AND LANDED WITHOUT INCIDENT. CLEANED AND PURGED CLOGGED DRAIN AT STATION 800 AND OPERATIONAL CHECK GOOD. - [SDR 9514926627](https://openairdocs.org/sdr/9514926627.md): Bleed Valve · malfunctioned · Sep 29, 1995 · N627US · Boeing 747251B · Compressor Bleed Valve > DURING CLIMB, THE NR 3 ENGINE NACELLE TEMPERATURE PEAKED AND THE ENGINE FIRE WARNING ACTIVATED. THE ENGINE WAS SHUTDOWN, THE FIRE BOTTLES WERE DISCHARGED, AND THE AIRCRAFT RETURNED TO NRT WHERE AN UNEVENTFUL LANDING WAS ACCOMPLISHED. THE HIGH STAGE BLEED VAL ## 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 = 'N627US' AND deregistration_id = 'N627US-2008-07-16' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/deregistered/N627US-2008-07-16/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.