# Service difficulty reports: N525US, cancelled Feb 12, 2019 A list on [N525US, cancelled Feb 12, 2019](https://openairdocs.org/deregistered/N525US-2019-02-12.md). Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Newest first. - [SDR DALA2015071404393](https://openairdocs.org/sdr/DALA2015071404393.md): Bottle · low pressure · Jul 14, 2015 · N525US · Boeing 757251 · Escape Slide > R2 DOOR SLIDE PRESSURE IN RED. R & R THE R2 SLIDE ASSY IAW AMDS CARD. - [SDR DALA2015052103458](https://openairdocs.org/sdr/DALA2015052103458.md): Slide · low pressure · May 20, 2015 · N525US · Boeing 757251 · Escape Slide > MAINTENANCE FOUND R3 DOOR SLIDE PRESSURE LOW. R & R THE SLIDE IAW AMDS CARD 2566-9002-3R. CHECKED OK. - [SDR DALA13042835525](https://openairdocs.org/sdr/DALA13042835525.md): Skin · damaged · Aug 23, 2013 · N525US · Boeing 757251 · Fuselage Main, Plate/Skin > LIGHTNING STRIKE DAMAGE AT FS 1518, STRINGER 1. REMOVED DAMAGE IAW RI 518136-14, IN CONJUNCTION WITH SRM 53-00-01, REPAIR 2-431063. DAMAGE REMOVED IS.75" X 1.2". HFEC INSPECTION CUT-OUT AND BHEC HOLES IAW SRM 53-00-01, FIG 201- NO CRACKS. FABRICATED REPAI - [SDR DALA13040045525](https://openairdocs.org/sdr/DALA13040045525.md): Oven · smoke · Aug 20, 2013 · N525US · Boeing 757251 · Buffet/Galleys > AT CRUISE THE F/A REPORTED SMOKE FROM F/C OVENS. THEY TURNED OVENS OFF AND SMOKE STOP IAW QRH. MX AND DISPATCH ADVISED TO CONTINUE FLIGHT. ONCE ON GROUND MX RAN OVENS FOR 20 MINUTES AND NO SMOKE OF FUMES. - [SDR DALA12011295525](https://openairdocs.org/sdr/DALA12011295525.md): Light · inoperative · Oct 26, 2012 · N525US · Boeing 757251 · Emergency Lighting > EMERGENCY LIGHTS INOPERATIVE AT ROW 23DEF, 27DEF, 33DEF. R & R FLOOR MOUNTED EMERGENCY LIGHT SOCKETS. OPS CHECKED GOOD. - [SDR DALA12008355525](https://openairdocs.org/sdr/DALA12008355525.md): Power Supply · inoperative · Sep 24, 2012 · N525US · Boeing 757251 · Emergency Lighting > ON SERVICE CHECK, FOUND FIRST CLASS EMERGENCY TRACK LIGHTING INOPERATIVE. TROUBLESHOT IAW SYS SCHEM MNL 35-51, REPLACED M9001 POWER SUPPLY, OPS CHECKED OK. - [SDR DALA12006385525](https://openairdocs.org/sdr/DALA12006385525.md): Charger · inoperative · Sep 5, 2012 · N525US · Boeing 757251 · Emergency Lighting > FIRST CLASS EMERGENCY FLOOR LIGHTING COMES ON FOR 10 SECONDS THEN GOES OUT. EMERGENCY LIGHTING BATTERY PACK NOT HOLDING CHARGE. REMOVED AND REPLACED EMERGENCY LIGHTS BATTERY PACK AND CHARGER LOCATED IN FIRST CLASS IAW AMM 33-51. OPS CHECK NORMAL. - [SDR DALA12006145525](https://openairdocs.org/sdr/DALA12006145525.md): Cable · out of rig · Aug 30, 2012 · N525US · Boeing 757251 · Service Doors > EMERGENCY POWER ACTUATION MECHANISM CABLE CONDITION OUT-OF-RIG. R1 CABIN DOOR ADJUSTED CABLE REF AMM 52-11-32. - [SDR DALA12003615525](https://openairdocs.org/sdr/DALA12003615525.md): Battery Pack · inoperative · Jul 16, 2012 · N525US · Boeing 757251 · Emergency Lighting > DURING AN EMERGENCY LIGHTS TEST, MAINTENANCE DISCOVERED EMERGENCY LIGHTS IN ZONE 1 AND 4 FAILED. REMOVED AND REPLACED BATTERY PACKS M730 AND M736 AND POWER SUPPLY M9004. OPS CHECK GOOD. - [SDR DALA1207395525](https://openairdocs.org/sdr/DALA1207395525.md): Power Supply · inoperative · Feb 10, 2012 · N525US · Boeing 757251 · Emergency Lighting > DURING LINE CHECK MAINTENANCE FOUND AFT CABIN EMERGENCY TRACK LIGHT INOP. MAINTENANCE REPLACED BATTERY POWER SUPPLY PER AMM 33-51. OPERATION OF LIGHTS NOW CHECK OK. - [SDR DALA1203075525](https://openairdocs.org/sdr/DALA1203075525.md): Battery · discharged · Jan 20, 2012 · N525US · Boeing 757251 · Emergency Lighting > DURING LINE CHECK MTC HAS TO REPLACED EMERGENCY LIGHT POWER SUPPLY AND BATTERY FROM DOOR L2. MAINTENANCE INSTALLED SERVICEABLE POWER SUPPLY AND BATTERY PER AMM 33-51-07. OPERATION NOW CHECKS OK. - [SDR DALA1202325525](https://openairdocs.org/sdr/DALA1202325525.md): Module · inoperative · Jan 16, 2012 · N525US · Boeing 757251 · Emergency Lighting > DURING LINE CHECK MAINTENANCE FOUND EMERGENCY LIGHT PATH AT SEAT 30 INOP. MAINTENANCE REPLACED LAMP MODULE PER IAW OPERATION OF LIGHT NOW CHECKS OK. - [SDR DALA1202305525](https://openairdocs.org/sdr/DALA1202305525.md): Module · inoperative · Jan 16, 2012 · N525US · Boeing 757251 · Emergency Lighting > DURING LINE CHECK MAINTENANCE FOUND EMERGENCY LIGHT PATH AT SEAT 35 INOP. MAINTENANCE REPLACED LAMP MODULE PER IAW, OPERATION OF LIGHT NOW CHECKS OK. - [SDR DALA1161475525](https://openairdocs.org/sdr/DALA1161475525.md): Selector Valve · defective · Nov 2, 2011 · N525US · Boeing 757251 · Landing Gear Selector > AFTER TAKEOFF GEAR HANDLE PLACED IN UP POSITION GEAR DOORS CLOSED. HANDLE MOVED TO OFF AND GEAR DOORS OPENED. MOVED GEAR HANDLE BACK TO UP AND GEAR DOORS CLOSED. GEAR HANDLE STIFF FROM UP POSITION TO OFF. NORMAL OPS FROM OFF TO DOWN. REPLACED LANDING GEAR - [SDR DALA1137455525](https://openairdocs.org/sdr/DALA1137455525.md): Power Supply · inoperative · Jun 1, 2011 · N525US · Boeing 757251 · Emergency Lighting > RIGHT EMERGENCY AISLE LIGHT AT ROW 17 INOPERATIVE. REPLACED EMERGENCY LIGHT POWER SUPPLY M733. OPS CHECK GOOD. - [SDR DALA1020485525](https://openairdocs.org/sdr/DALA1020485525.md): Floor Panel · corroded · Aug 25, 2010 · N525US · Boeing 757251 · Fuselage Floor Panel > DURING M-CHECK FOUND CORROSION ON MAIN CABIN DECK PLATE REPAIR DOUBLER AT BS 1717 BETWEEN BL 0 TO LBL 9. REPAIRED IAW SRM 51-40-02 PAGE 31 FIGURE 8, SRM 53-60-51, SRM 53-60-51. - [SDR DALA1020475525](https://openairdocs.org/sdr/DALA1020475525.md): Stringer Fitting · corroded · Aug 25, 2010 · N525US · Boeing 757251 · Fuselage Main, Longeron/Stringer > DURING M-CHECK, FOUND CORROSION ON STRINGER END FITTING AT BS 1720 LBL 52. REPAIRED IAW SRM 51-40-02 AND ERA 48483-14. - [SDR DALA1020465525](https://openairdocs.org/sdr/DALA1020465525.md): Skin · dented · Aug 25, 2010 · N525US · Boeing 757251 · Cargo/Baggage Doors > DURING M-CHECK, FOUND DENT IN AFT CARGO DOOR SKIN 17 INCHES FROM FWD EDGE AND 3 INCHES FROM LOWER EDGE. REPAIRED IAW SRM 52-30-01, PAGE 201, REPAIR 4. - [SDR DALA1020335525](https://openairdocs.org/sdr/DALA1020335525.md): Floor Support · corroded · Aug 24, 2010 · N525US · Boeing 757251 · Fuselage Miscellaneous Structure > DURING M-CHECK FOUND CORROSION ON FLOOR SUPPORT AT BS 371 RBL 13. REPAIRED IAW SRM 51-40-05, PAGE 3. - [SDR DALA1020295525](https://openairdocs.org/sdr/DALA1020295525.md): Skin · dented · Aug 23, 2010 · N525US · Boeing 757251 · Fuselage Main, Plate/Skin > DURING M-CHECK FOUND FUSELAGE SKIN DENTED AND GOUGED AT BS 317 1 INCH ABOVE STRINGER 19L. REPAIRED IAW SRM 53-00-01 FIG 201, SRM 51-40-02 PAGE 1-5. - [SDR DALA1019955525](https://openairdocs.org/sdr/DALA1019955525.md): Floor Support · corroded · Aug 20, 2010 · N525US · Boeing 757251 · Fuselage Miscellaneous Structure > DURING M-CHECK, FOUND CORROSION ON FLOOR SUPPORT STRUCTURE AT BS 345 BS 348 BL0. REPAIRED IAW SRM 51-40-05, PAGE 3. - [SDR DALA1019945525](https://openairdocs.org/sdr/DALA1019945525.md): Floor Support · corroded · Aug 20, 2010 · N525US · Boeing 757251 · Fuselage Miscellaneous Structure > DURING M-CHECK, FOUND CORROSION ON FLOOR SUPPORT CHANNEL AT BS 377.7, BL0, WL 208. REPAIRED IAW SRM 51-40-05. - [SDR DALA1019935525](https://openairdocs.org/sdr/DALA1019935525.md): Floorbeam · corroded · Aug 20, 2010 · N525US · Boeing 757251 · Fuselage Main, Floor Beam > DURING M-CHECK FOUND CORROSION ON FLOORBEAM STRUCTURE AT BS 365 BL0. REPAIRED IAW SRM 53-00-51, FIG 101. - [SDR NWAA 091535525](https://openairdocs.org/sdr/NWAA%20091535525.md): Battery Pack · inoperative · May 6, 2009 · N525US · Boeing 757251 · Emergency Lighting > DURING AN OVERNIGHT LINE CHECK, THE RIGHT AFT CABIN DOOR EMERGENCY EXIT LIGHT WAS FOUND TO BE INOPERATIVE. MAINTENANCE FOUND THE ASSOCIATED BATTERY PACK TO BE LOOSE AND DISCHARGED. THE BATTERY PACK WAS REPLACED AND THE SYSTEM OPERATED NORMALLY WITH THE NEW B - [SDR 0601575525](https://openairdocs.org/sdr/0601575525.md): Isolation Valve · malfunctioned · Jul 12, 2006 · N525US · Boeing 757251 · Engine Thrust Reverser > DURING THE TAKEOFF ROLL, THE LT ENGINE THRUST REVERSER AMBER LIGHT ILLUMINATED ALONG WITH A -L REV ISLN VAL- STATUS MESSAGE. THE TAKEOFF WAS ABORTED AT 110KTS AND THE AIRCRAFT RETURNED TO THE GATE. MAINTENANCE REPLACED THE LEFT REVERSER ISOLATION VALVE, AND - [SDR 0203505525](https://openairdocs.org/sdr/0203505525.md): Wire · broken · Oct 21, 2002 · N525US · Boeing 757251 · Light System Wiring > FIRST CLASS EMERGENCY FLOOR LIGHTS WILL NOT ILLUMINATE. FOUND BROKEN WIRE IN TRACK LIGHTING AT ROW NR 1. REPAIRED WIRE. OPERATIONAL CHECK GOOD. - [SDR 0004515525](https://openairdocs.org/sdr/0004515525.md): Battery Pack · Dec 8, 2000 · N525US · Boeing 757251 · Emergency Lighting > EMERGENCY LIGHT BATTERY PACK M737 FAILED DEEP CYCLE BATTERY TEST. MAINTENANCE REPLACED THE BATTERY PACK. OPERAITONAL CHECK NORMAL. - [SDR 0003335525](https://openairdocs.org/sdr/0003335525.md): Power Supply · inoperative · Sep 9, 2000 · N525US · Boeing 757251 · Emergency Lighting > DURING LINE MAINTENANCE CHECK, FOUND ALL EMERGENCY LIGHTS EXCEPT FLOOR LIGHTS AFT OF DOOR 3R INOPERATIVE. MAINTENANCE REPLACED THE M736 POWER SUPPLY AND BATTERY PACK. OPERATIONAL CHECK GOOD. - [SDR 9615875525](https://openairdocs.org/sdr/9615875525.md): Floor Beam · corroded · Jul 11, 1996 · N525US · Boeing 757251 · Fuselage Main, Floor Beam > DURING P-CHECK, FOUND CORROSION ON THE BS 365 FLOOR BEAM UPPER CHORD FROM BL ZERO - RBL 52. REPAIRED CHORD (P/N 141N5112) PER EA 55-074949. - [SDR 9612405525](https://openairdocs.org/sdr/9612405525.md): Pma · malfunctioned · Jun 5, 1996 · N525US · Boeing 757251 · Turbine Governor > DURING CLIMB, THE NR 1 ENGINE OPERATING PARAMETERS BECAME ERRATIC. AIRCRAFT RETURNED TO SFO AND LANDED WITHOUT FURTHER EVENT. GROUND MAINTENANCE FOUND THE PERMANENT MAGNET ALTERNATOR HAD FAILED DUE TO A LOOSE PMA ROTOR SHAFT IN THE GEAR BOX. MAIN GEAR BOX A - [SDR 9612215525](https://openairdocs.org/sdr/9612215525.md): Turbine Governor · failed · Jun 4, 1996 · N525US · Boeing 757251 · Turbine Governor > DURING CLIMB, THE NR 1 ENGINE EXPERIENCED AN UNCOMMANDED SHUTDOWN. AIRCRAFT RETURNED TO SFO AND LANDED WITHOUT FURTHER INCIDENT. REPLACED THE NR 1 ENGINE PERMANENT MAGNET ALTERNATOR STATOR AND ROTOR, CHECKED OK. - [SDR 9501925525](https://openairdocs.org/sdr/9501925525.md): Web · worn · Jan 7, 1995 · N525US · Boeing 757251 · Nacelle/Pylon Structure > DURING PERIODIC CHECK, THE NR 2 ENGINE PYLON FAN COWL SUPPORT BEAM WEB WAS FOUND WORN AT APPROXIMATELY NAC RBL 11, NAC STA 102. INSTALLED REPAIR DOUBLER PER SRM 51-70-13, FIG.1 AND NWA EA 55-93697. - [SDR 9500985525](https://openairdocs.org/sdr/9500985525.md): Skin · damaged · Jan 4, 1995 · N525US · Boeing 757251 · Fuselage Main, Plate/Skin > DURING PERIODIC CHECK, THE FUSELAGE BELLY SKIN FROM FS 1401 TO 1430, STR 27L TO 29L WAS FOUND WITH NICKS AND SCRATCHES CAUSED BY CARGO NETS. INSTALLED REPAIR DOUBLER PER NWA EA 55-96317. - [SDR 9500975525](https://openairdocs.org/sdr/9500975525.md): Skin · damaged · Jan 4, 1995 · N525US · Boeing 757251 · Fuselage Main, Plate/Skin > DURING PERIODIC CHECK, THE FUSELAGE BELLY SKIN FROM FS 1300 - 1400, STR 26L TO 26R WAS FOUND WITH NICKS AND SCRATCHES CAUSED BY CARGO NETS. INSTALLED REPAIR DOUBLER PER NWA EA 55-093699. ## 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 = 'N525US' AND deregistration_id = 'N525US-2019-02-12' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/deregistered/N525US-2019-02-12/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.