# Service difficulty reports: N751US, cancelled Apr 20, 2009 A list on [N751US, cancelled Apr 20, 2009](https://openairdocs.org/deregistered/N751US-2009-04-20.md). Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Newest first. - [SDR GAIA07012OP](https://openairdocs.org/sdr/GAIA07012OP.md): Light · inoperative · Aug 2, 2007 · N751US · Boeing 727214 · Emergency Lighting > DURING PS CHECK, FOUND CONTROL CABIN EMERGENCY EXIT LIGHT WOULD STAY ON WITH THE SWITCH IN THE OFF POSITION. REMOVED AND REPLACED EMERGENCY EXIT LIGHT. OPS CHECK NORMAL. AIRCRAFT WAS RETURNED TO SERVICE. (M) - [SDR GAIA06020](https://openairdocs.org/sdr/GAIA06020.md): Filter · dirty · Apr 8, 2006 · N751US · Boeing 727214 · Engine Fuel Distribution > DURING CRUISE, AT FL370, THE NR 1 ENGINE FLAMED OUT. THE FLIGHT CREW PERFORMED THE ENGINE FAILURE CHECKLIST AND DESCENDED TO FL 310. THE ENGINE WAS RESTARTED AND THE FLIGHT CONTINUED WITHOUT INCIDENT. (K) - [SDR GAIA04173OP](https://openairdocs.org/sdr/GAIA04173OP.md): Light · inoperative · Nov 13, 2004 · N751US · Boeing 727214 · Emergency Lighting > NO FLIGHT FWA: DURING POST FLIGHT, FOUND FORWARD ENTRY EMERGENCY EXIT LIGHT NOT TAKING A CHARGE. REMOVED AND REPLACED EMERGENCY EXIT LIGHT. AIRCRAFT WAS RETURNED TO SERVICE. - [SDR GAIA04172OP](https://openairdocs.org/sdr/GAIA04172OP.md): Light · inoperative · Oct 29, 2004 · N751US · Boeing 727214 · Emergency Lighting > NO FLIGHT FWA: COCKPIT EMERGENCY LIGHT INOPERATIVE. REMOVED AND REPLACED COCKPIT EMERGENCY EXIT LIGHT. AIRCRAFT WAS RETURNED TO SERVICE. - [SDR GAIA04087OP](https://openairdocs.org/sdr/GAIA04087OP.md): Light · inoperative · Jul 15, 2004 · N751US · Boeing 727214 · Emergency Lighting > FLT 713 - MIA-FWA - FOUND COCKPIT EMERGENCY EXIT LIGHT INOPERATIVE INTERMITTENTLY. REMOVED AND REPLACED EMERGENCY EXIT LIGHT. OPERATIONAL CHECK GOOD. AIRCRAFT RETURNED TO SERVICE. (M) - [SDR GAIA04085OP](https://openairdocs.org/sdr/GAIA04085OP.md): Light · inoperative · Jul 2, 2004 · N751US · Boeing 727214 · Emergency Lighting > POST FLIGHT FOUND COCKPIT EMERGENCY EXIT LIGHT INOPERATIVE. REMOVED AND REPLACED COCKPIT EMERGENCY EXIT LIGHT, OPS CHECK GOOD. AIRCRAFT WAS RETURNED TO SERVICE. - [SDR GAIA04003OP](https://openairdocs.org/sdr/GAIA04003OP.md): Generator · malfunctioned · Jan 20, 2004 · N751US · Boeing 727214 · AC Generation System > FLT 734 - FWA-DFW - DURING CLIMB, THE FLIGHT CREW NOTICED ELECTRICAL SPIKING ON THE NR 1 AND NR 2 GENERATORS AND THAT THE LIGHTS AND THE RADAR WERE FLICKERING. THE AIRCRAFT RETURNED TO FWA AND MADE AN OVERWEIGHT LANDING WITHOUT INCIDENT. (M) - [SDR GAIA01292OP](https://openairdocs.org/sdr/GAIA01292OP.md): Connector · loose · Aug 8, 2001 · N751US · Boeing 727214 · Leading Edge Slat Position Indicating System > FLT 741 - PDX-OMA - NR 8 SLAT INDICATED 'INTRANSIT' AFTER RETRACTION. DUMPED FUEL TO LANDING WEIGHT. AIRCRAFT MADE AN UNEVENTFUL LANDING IN PDX. CLEANED AND RECONNECTED NR 8 SLAT CANNON PLUG AT ACTUATOR. PERFORMED NUMEROUS CYCLES OF SLATS/FLAPS. SYSTEM OP - [SDR GAIA01152OP](https://openairdocs.org/sdr/GAIA01152OP.md): Light · inoperative · Apr 13, 2001 · N751US · Boeing 727214 · Emergency Lighting > DURING MAINTENANCE, IT WAS DISCOVERED THAT THE EMERGENCY LIGHT ASSEMBLY AT THE L1 DOORS APPEARS TO BE DISCHARGED. REMOVED AND REPLACED THE L1 DOOR EMERGENCY LIGHT ASSEMBLY. OPERATIONALLY CHECKED NORMAL. THE AIRCRAFT WAS RETURNED TO SERVICE. (M) - [SDR GAIA01114ST](https://openairdocs.org/sdr/GAIA01114ST.md): Skin · damaged · Apr 2, 2001 · N751US · Boeing 727214 · Trailing Edge Flaps > DURING MAINTENANCE, IT WAS DISCOVERED THAT THE RIGHT INBOARD AFT FLAP HAS A SMALL HOLE IN THE UPPER SKIN. REMOVED DAMAGED AREA AND REPAIRED IAW THE B727 SRM CHAPTER 57-50-2. THE AIRCRAFT WAS RETURNED TO SERVICE. (M) - [SDR GAIA01004OP](https://openairdocs.org/sdr/GAIA01004OP.md): Plate · broken · Jan 4, 2001 · N751US · Boeing 727214 · Emergency Lighting > FLT 710 - MKE-MSP - DURING CRUISE, THE EMERGENCY EXIT LIGHT ILLUMINATED AND REMAINED ILLUMINATED. THE AIRCRAFT CONTINUED ON TO MSP AND LANDED WITH NO FURTHER PROBLEMS. MAINTENANCE FOUND THE BASE PLATE BROKEN. REMOVED AND REPLACED BASE PLATE. OPERATIONAL CH - [SDR 00381](https://openairdocs.org/sdr/00381.md): Flange · drilled through · Jun 30, 2000 · N751US · Boeing 727214 · Fuselage Main, Structure > DISCREPANCY: DURING ROUTINE "C" MAINTENANCE CHECK THE MAIN CARGO DOOR REINFORCEMENT BRACKET DRILLED INTO AT THE INBOARD FLANGE AT BODY STATION 672.0 STRINGER 7 LEFT. CORRECTIVE ACTION: REMOVED AND REPLACED REINFORCEMENT BRACKET IN ACCORDANCE WITH FAA ADVISOR C - [SDR GAIA00375](https://openairdocs.org/sdr/GAIA00375.md): Seat Track · corroded · Jun 30, 2000 · N751US · Boeing 727214 · Fuselage, Seat/Cargo Attach Fittings > DURING ROUTINE C-CHECK MAINTENANCE, FOUND ON SEAT TRACK FUSELAGE BS 370 LEFT BODY LINE 45. REPAIRED IAW B727 SRM 53-10-5 AND REMOVED AND REPLACED SEAT TRACK IAW B727 SRM 51-30-2. THE AIRCRAFT WAS RETURNED TO SERVICE. (M) - [SDR GAIA00376](https://openairdocs.org/sdr/GAIA00376.md): Seat Track · corroded · Jun 30, 2000 · N751US · Boeing 727214 · Fuselage, Seat/Cargo Attach Fittings > DURING ROUTINE C-CHECK, FOUND CORROSION ON SEAT TRACK FUSELAGE BS 370 LEFT BODY LINE 25. REPAIRED IAW B727 SRM 53-10-5 AND REMOVED AND REPLACED SEAT TRACK IAW B727 SRM 51-30-2. THE AIRCRAFT WAS RETURNED TO SERVICE. (M) - [SDR GAIA00377](https://openairdocs.org/sdr/GAIA00377.md): Web · corroded · Jun 30, 2000 · N751US · Boeing 727214 · Fuselage Miscellaneous Structure > DURING ROUTINE C-CHECK, FOUND THE NR 2 LOWER CARGO DOOR FORWARD FRAME WEB BS 950E RIGHT BL 30 HAS CRACK INDICATION AT FASTENER HOLE. REPAIRED IAW B727 SB 53A0199 PART II, FORWARD CORNER. THE AIRCRAFT WAS RETURNED TO SERVICE. (M) - [SDR GAIA00378](https://openairdocs.org/sdr/GAIA00378.md): Flange · cracked · Jun 30, 2000 · N751US · Boeing 727214 · Leading Edge Devices > DURNIG ROUTINE C-CHECK, FOUND THE NR 4 SLAT ACTUATOR INBOARD ATTACHMENT FLANGE WAS CRACKED BETWEEN TWO MOUNTING BOLTS. REMOVED AND REPLACED ACTUATOR FLANGE AND LOCATED HOLES IN NEW FLANGE. INSTALLED AND REPAIRED IAW B727 SRM 51-30-5 AND 51-30-2. OPERATIONAL - [SDR GAIA00379](https://openairdocs.org/sdr/GAIA00379.md): Bushing · worn · Jun 30, 2000 · N751US · Boeing 727214 · Wing, Landing Gear Attach Fittings > DURING ROUTINE C-CHECK, FOUND THE RIGHT WING, MAIN LANDING GEAR ATTACH FITTING, BUSHING HOLES WORN AND GOUGED. REPLACED BUSHING IAW B727 SB 57-153 REV 4. KIT NR 65C25353-19. BLENDED GOUGES IAW REO S00239. THE AIRCRAFT WAS RETURNED TO SERVICE. (M) - [SDR GAIA00380](https://openairdocs.org/sdr/GAIA00380.md): Angle · cracked · Jun 30, 2000 · N751US · Boeing 727214 · Wing Miscellaneous Structure > DURING ROUTINE C-CHECK, FOUND A CRACK IN THE FORWARD UPPER HOLE IN THE UPPER VERTICAL FLANGE OF THE WING TO BODY RIB FITTING UPPER CHORD AT RIGHT BS 760.95. COMPLIED WITH BOEING 727 SB 727-57-0112 REV 5. INSTALLED SUPPORT ANGLE IAW BOEING 727 SB 57-0112 AND - [SDR GAIA00372](https://openairdocs.org/sdr/GAIA00372.md): Attach Fitting · cracked · Jun 30, 2000 · N751US · Boeing 727214 · Ailerons > DURING ROUTINE C-CHECK, MAINTENANCE FOUND THE LEFT AILERON TAB, OUTBOARD ATTACH HINGE CRACKED. INSTALLED ATTACH HINGE IAW BOEING 727 SRM 57-50-11. DOCUMENTED ON TIMCO NON ROUTINE 23300 W/O 101026. AIRCRAFT WAS RETURNED TO SERVICE. (M) - [SDR GAIA00373](https://openairdocs.org/sdr/GAIA00373.md): Seat Track · corroded · Jun 30, 2000 · N751US · Boeing 727214 · Fuselage, Seat/Cargo Attach Fittings > DURING ROUTINE C-CHECK MAINTENANCE FOUND CORROSION ON SEAT TRACK FUSELAGE BS 580 LEFT BODY LINE 25 WATER LINE 208. REPAIRED IAW B727 SRM 53-10-5 AND REMOVED AND REPLACED SEAT TRACK IAW B727 SRM 51-30-2. THE AIRCRAFT WAS RETURNED TO SERVICE. (M) - [SDR GAIA00374](https://openairdocs.org/sdr/GAIA00374.md): Stringer Clip · damaged · Jun 30, 2000 · N751US · Boeing 727214 · Fuselage Miscellaneous Structure > DURING ROUTINE C-CHECK MAINTENANCE, FOUND STRINGER CLIP DAMAGED AT BS 680 STRINGER 9 LEFT. REMOVED DAMAGE ON CLIP IAW B727 SRM 53-10-1. REMOVED BRACKET AND CLEANED DAMAGE. FOUND WITH IN LIMITS IAW B727 SRM 53-10-1 AND SRM 53-10-6. INSTALLED IAW BOEING SRM 5 - [SDR GAIA99151](https://openairdocs.org/sdr/GAIA99151.md): Light · failed · Oct 5, 1999 · N751US · Boeing 727214 · Emergency Lighting > DURING ROUTINE MAINTENANCE CHECK IN PHX, THE EMERGENCY EXIT LIGHTS SYSTEM FAILED SELF TEST. MAINTENANCE FOUND THE EMERGENCY EXIT LIGHT SWITCH IN THE 'ON' POSITION. BOTH LIGHT ASSEMBLIES WHERE REPLACED AND OPERATIONAL CHECK CARRIED OUT GOOD. THE AIRCRAFT WAS - [SDR GAIA98079](https://openairdocs.org/sdr/GAIA98079.md): Duct · leaking · Aug 10, 1998 · N751US · Boeing 727214 · Pneumatic Distribution System > DURING CLIMB-OUT FROM MCI/PDX, THE NR 1 PYLON STRUT OVERHEAT LIGHT ILLUMINATED IN THE COCKPIT FOLLOWED BY A BURNING SMELL IN THE COCKPIT. THE CREW THEN REDUCED THE POWER TO THE NR 1 ENGINE AND THE LIGHT EXTINGUISHED. THE CREW RETURNED TO MCI AND MADE A ROUTI - [SDR GAIA9843](https://openairdocs.org/sdr/GAIA9843.md): Tube · split · Apr 24, 1998 · N751US · Boeing 727214 · Hydraulic System, Main > OAK-TOL - EN ROUTE TO TOL, THE AIRCRAFT EXPERIENCED TOTAL LOSS OF THE 'B' SYSTEM HYDRAULIC FLUID. THE FLIGHT CREW DECLARED AN EMERGENCY AND DIVERTED TO SLC AND MADE AN UNEVENTFUL LANDING. MAINTENANCE TROUBLESHOT THE LEAK AND FOUND A BROKEN RETURN LINE IN THE - [SDR GAIA9830](https://openairdocs.org/sdr/GAIA9830.md): Fire Loop · chafed · Mar 12, 1998 · N751US · Boeing 727214 · Fire Detection > CREW REPORTED INTERMITTENT FIRE BELL AND LIGHT INDICATIONS FOR NR 2 ENGINE DURING CLIMB-OUT. ACFT MADE AN UNEVENTFUL RETURN TO TOL. FOUND A-SYS LOOP HARNESS ON LOWER LOOP CHAFING ON ENG GENERATOR GROUND CABLE. REPAIRED WIRING ON LOOP HARNESS. ALSO, FOUND 6 - [SDR GAIA9829](https://openairdocs.org/sdr/GAIA9829.md): Duct · leaking · Mar 5, 1998 · N751US · Boeing 727214 · Air Intake Anti/De-Ice System > NR 2 ENGINE FIRE LIGHT CAME ON IN FLIGHT. AIRCRAFT MADE AN UNEVENTFUL RETURNED TO TOL. FOUND BLEED AIR LEAK AT INLET OF ANTI-ICE DUCTS CAUSING OVERHEAT CONDITION. REPLACED INLET ANTI-ICE BLEED AIR DUCTS AND SUPPORT HARDWARE. GROUND RAN NR 2 ENGINE AT TAKEO - [SDR GAIA9827](https://openairdocs.org/sdr/GAIA9827.md): Fire Loop · shorted · Feb 27, 1998 · N751US · Boeing 727214 · Fire Detection > NR 2 ENGINE FIRE INDICATIONS IN FLIGHT, LIGHT AND BELL. AIRCRAFT MADE AN UNEVENTFUL RETURN TO TOL. REMOVED AND REPLACED NR 2 ENGINE LOWER FIRE DETECTION LOOP IAW B-727 MM 26-10. OPERATIONAL CHECKS GOOD ON GROUND. AIRCRAFT RETURNED TO SERVICE. (M) - [SDR GAIA9739](https://openairdocs.org/sdr/GAIA9739.md): Duct · broken · Jul 15, 1997 · N751US · Boeing 727214 · Fuel Heater > MSP - FLT 721 - LOG PAGE 867-33, THE CREW REPORTED THAT DURING CLIMB-OUT, NR 3 ENGINE FIRE WARNING ILLUMINATED. THE ACFT RETURNED TO MSP AND LANDED WITHOUT INCIDENT. MAINTENANCE CREW FOUND BROKEN FUEL HEAT DUCT AND ARE CURRENTLY IN THE PROCESS OF REPAIRS. ( - [SDR GAIA9738](https://openairdocs.org/sdr/GAIA9738.md): Retract Mech · malfunctioned · Jun 27, 1997 · N751US · Boeing 727214 · Trailing Edge Flap Control System > OAK - FLT 504 - ON APPROACH INTO OAK, OUTBOARD FLAPS STAYED AT 2 WHILE INBOARD FLAPS CONTINUED TO POSITION 5. CREW DECLARED AN EMERGENCY AND LANDED WITHOUT ANY FURTHER PROBLEM. MAINTENANCE CREW CYCLED THE FLAPS 15 TIMES AND NOTED NO DEFECTS, AND THE AIRCRAFT ## 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 = 'N751US' AND deregistration_id = 'N751US-2009-04-20' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/deregistered/N751US-2009-04-20/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.