# Service difficulty reports: N522US, cancelled Jul 21, 2017

A list on [N522US, cancelled Jul 21, 2017](https://openairdocs.org/deregistered/N522US-2017-07-21.md).

Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Newest first.

- [SDR DALA14036405522](https://openairdocs.org/sdr/DALA14036405522.md): Battery Pack · inoperative · Jun 17, 2014 · N522US · Boeing 757251 · Emergency Lighting
  > FOUND EMERGENCY LIGHTS, FLOOR, FROM ROW 22 TO FWD OF THE R3 DOOR INOPERATIVE. R & R BATTERY PACK IAW AMM 35-51. OPS CHECKED GOOD, OK FOR SERVICE.
- [SDR DALA14027385522](https://openairdocs.org/sdr/DALA14027385522.md): Plate · corroded · Apr 30, 2014 · N522US · Boeing 757251 · Passenger/Crew Doors
  > L1 DOOR LOWER HINGE LOWER CAM PLATE RUSTED. REMOVED CORROSION FROM LOWER CAM PLATE AT L1 DOOR IAW ERA 476391-14MA, REV B, SECTION 1. PAINTED AND REPAIRED LOWER CAM PLATE AT L1 DOOR IAW ERA 476391-14MA, REV B, SECTION 1.
- [SDR DALA14027005522](https://openairdocs.org/sdr/DALA14027005522.md): Cam · corroded · Apr 29, 2014 · N522US · Boeing 757251 · Passenger/Crew Doors
  > R1 DOOR LOWER HINGE UPPER AND LOWER CAM PLATES RUSTED. REMOVED CORROSION IAW ERA 476391-14MA, REV B. CORROSION LEVEL 1. REPAIRED IAW ERA 476391-14MA, REV B, SECTION 1.
- [SDR DALA14010625522](https://openairdocs.org/sdr/DALA14010625522.md): Wire · broken · Feb 18, 2014 · N522US · Boeing 757251 · Light System Wiring
  > EMERGENCY LIGHT HAS A BROKEN WIRE. REPAIRED WIRING AT 20D. INSTALLED NEW LAMP. OK FOR SERVICE.
- [SDR DALA14007015522](https://openairdocs.org/sdr/DALA14007015522.md): Light · inoperative · Jan 31, 2014 · N522US · Boeing 757251 · Emergency Lighting
  > DURING SERVICE CHECK, FOUND EMERGENCY LIGHT 26L BULLNOSE INOPERATIVE. SECURED 26L BULLNOSE EMERGENCY LIGHT, OPS CHECKED GOOD, OK FOR SERVICE.
- [SDR DALA13044435522](https://openairdocs.org/sdr/DALA13044435522.md): Skin · scratched · Sep 12, 2013 · N522US · Boeing 757251 · Fuselage Main, Plate/Skin
  > FOUND A 7 INCH LONG SCRATCH IN FUSELAGE APPOXIMATELY 12 INCHES AFT OF L3 COCKPIT WINDOW LOWER AFT CORNER AND 10 INCHES BELOW LAP SEAM. BLENDED AND ACCOMPLISHED EDDY CURRENT. WITHIN LIMITS AND OK FOR SERVICE IAW SRM 53-00-01. HFEC 51-00-17 NO CRACKS.
- [SDR DALA13033975522](https://openairdocs.org/sdr/DALA13033975522.md): Connector · loose · Jul 7, 2013 · N522US · Boeing 757251 · Emergency Lighting
  > EMERGENCY LIGHTS ARE NOT LIGHTING IN THE AFT PART OF CABIN RESEATED CONNECTOR PLUG AT BATTERY PACK M734 IN AFT GALLEY OVERHEAD OPERATED LIGHTS ON AND OFF SEVERAL TIMES CKS NORMAL IAW AMM 33-51. OK FOR SVC.
- [SDR DALA13031445522](https://openairdocs.org/sdr/DALA13031445522.md): Structure · punctured · Jun 20, 2013 · N522US · Boeing 757251 · Cargo/Baggage Doors
  > ACS REPORTED FORWARD CARGO DOOR C1, AFT LOWER CORNER EDGE PUNCTURED.75 X.25. ACFT PREPARED FOR MX FERRY FOR MAJOR REPAIRS. ACFT CURRENTLY OUT OF SERVICE.
- [SDR DALA13006585522](https://openairdocs.org/sdr/DALA13006585522.md): Battery Pack · inoperative · Feb 10, 2013 · N522US · Boeing 757251 · Emergency Lighting
  > DOOR 4L EMERGENCY EXIT LIGHT INOPERATIVE. R & R BATTERY PACK, OPS CHECKED GOOD IAW AMM 33-51.
- [SDR DALA12007405522](https://openairdocs.org/sdr/DALA12007405522.md): Spar Cap · corroded · Sep 16, 2012 · N522US · Boeing 757251 · Horizontal Stabilizer, Spar/Rib
  > REAR SPAR CAP CORRODED AT RT HORIZONTAL STAB STA 318.949, COMPLIED WITH ERA 506884-14 REV. ORIG STEPS 1-14 ON PRI ERA 506884-14 REV ORIG AND REV 1.
- [SDR DALA12006965522](https://openairdocs.org/sdr/DALA12006965522.md): Sill · corroded · Sep 11, 2012 · N522US · Boeing 757251 · Fuselage Miscellaneous Structure
  > SMALL AREA OF CORROSION NR 2 CARGO DOOR LOWER SILL BS 1420. CLEANED AREA, REMOVED CORROSION PER SRM 53-60-15. AREA OUT OF LIMITS PER SRM 53-60-15. REMOVED FITTINGS FOR ACCESS. COMPLIED WITH PRI 506838-14 C/W ERA 506838-14 REV ORIG. REINSTALLED FITTINGS.
- [SDR DALA1238905522](https://openairdocs.org/sdr/DALA1238905522.md): Connector · damaged · Jun 23, 2012 · N522US · Boeing 757251 · Light System Wiring
  > DURING FLIGHT, EMERGENCY EXIT DOOR AND CELING LIGHTS COME ON AT DOOR 3 BOTH SIDES AND DOOR 2 RIGHT SIDE. EMERGENCY EXIT FLOOR LIGHTS COME ON IN FLIGHT FROM DOOR 3 FORWARD TO ROW 26. CYCLED EMERGENCY LIGHT SWITCH IN FLT DECK PER MC AND LIGHTS WENT OUT. FOUND
- [SDR DALA1159625522](https://openairdocs.org/sdr/DALA1159625522.md): Battery Pack · discharged · Oct 24, 2011 · N522US · Boeing 757251 · Emergency Lighting
  > EXIT LIGHT ABOVE L3 DOOR INOP. REPLACED BATTERY PACK PER AMM 33-51. OPS CHECK NORMAL.
- [SDR DALA1106595522](https://openairdocs.org/sdr/DALA1106595522.md): Power Supply · inoperative · Jan 27, 2011 · N522US · Boeing 757251 · Emergency Lighting
  > DURING A LINE CHECK, MX FOUND THE EMERGENCY PATH LIGHTS BETWEEN ROWS 22 AND 32 INOPERATIVE. MX REPLACED THE POWER SUPPLY. OPS CHECK WAS GOOD.
- [SDR DALA1102185522](https://openairdocs.org/sdr/DALA1102185522.md): Tab · delaminated · Nov 24, 2010 · N522US · Boeing 757251 · Elevator, Tab Structure
  > LT ELEVATOR CONTROL TAB DELAMINATED APPROX 8 SQUARE INCHES. R & R RT ELEVATOR CONTROL TAB IAW AMM 27-30-03. ADJUSTMENT/TEST GOOD IAW MM 27-30-03-201 CORRECTED BY COOK 284650 STA DHN 10JAN11. REQUIRED INSP COMPLETED.
- [SDR DALA1023405522](https://openairdocs.org/sdr/DALA1023405522.md): Battery Pack · inoperative · Sep 18, 2010 · N522US · Boeing 757251 · Emergency Lighting
  > DURING A LINE CHECK, MX FOUND THE EMERGENCY EXIT LIGHT AT DOOR 2 LT INOPERATIVE. MX REPLACED THE BATTERY AND POWER SUPPLY. OPS CHECK WAS GOOD.
- [SDR DALA1023315522](https://openairdocs.org/sdr/DALA1023315522.md): Gate · corroded · Sep 17, 2010 · N522US · Boeing 757251 · Passenger/Crew Doors
  > DURING M-CHECK FOUND CORROSION ON R1 DOOR LOWER GATE. REPAIRED IAW SRM 51-40-02, SRM 52-11-38-004.
- [SDR DALA1022275522](https://openairdocs.org/sdr/DALA1022275522.md): Bulkhead Web · damaged · Sep 12, 2010 · N522US · Boeing 757251 · Nacelle/Pylon, Bulkhead/Firewall
  > DURING M-CHECK FOUND DAMAGE TO BULKHEAD WEB IN NR 2 PYLON MID SPAR BULKHEAD FITTING FWD FACE. REPAIRED IAW ERA 484910-14.
- [SDR DALA1022265522](https://openairdocs.org/sdr/DALA1022265522.md): Skin · dented · Sep 10, 2010 · N522US · Boeing 757251 · Fuselage Main, Plate/Skin
  > DURING M-CHECK FOUND DENT AND SCRATCH ON FUSELAGE SKIN AT BS 620 S16L. REPAIRED IAW ERA 484243-14.
- [SDR DALA1020805522](https://openairdocs.org/sdr/DALA1020805522.md): Floor Support · corroded · Aug 31, 2010 · N522US · Boeing 757251 · Fuselage Miscellaneous Structure
  > CORROSION ON CABIN FLOOR SUPPORT BEAM FROM STA 345-377 BL'0'. REMOVED CORROSION FROM FLOOR SUPPORT BEAM BL'0' BTW STA 345-377 IAW SRM 51-10-02. ORIGINAL MAT..063" MAT LOSS.016 FOUND TO BE OUT OF LIMITS IAW SRM 53-10-51 FIG 101. REMOVED FLOOR SUPPORT BEAM IA
- [SDR DALA1020795522](https://openairdocs.org/sdr/DALA1020795522.md): Floor Support · corroded · Aug 31, 2010 · N522US · Boeing 757251 · Fuselage Miscellaneous Structure
  > CORROSION ON CABIN FLOOR SUPPORT BEAM STA 405 RBL24 STA BFM. REMOVED CORROSION DIM. L=2.5" W=.800" D=.071" FOUND TO BE OUT LIMITS IAW SRM 53-00-51. REMOVED FLOOR SUPPORT BEAM STA 365-440 RBL24 IAW SRM 51-40-02, REMOVED FLOOR BOX BEAM IAW SRM 51-40-02 LOCATED
- [SDR DALA1020785522](https://openairdocs.org/sdr/DALA1020785522.md): Floorbeam · corroded · Aug 31, 2010 · N522US · Boeing 757251 · Fuselage Main, Floor Beam
  > CORROSION ON CABIN FLOORBEAM STA 377,BL'0' TO LBL18 AND AT RBL13. RII: Y BLENDED AREA ORG.125 L=3" X W=1.2" X D=.035 REMAINING.090 OUT OF LIMITS IAW SRM 53-00-51, FIG 101 SHEET 1,2,3 DETAIL II,III. REMOVED SPLICES AT STA 377 RBL32 & LBL34 IAW SRM 51-40-02. R
- [SDR DALA1020775522](https://openairdocs.org/sdr/DALA1020775522.md): Wedge · damaged · Aug 28, 2010 · N522US · Boeing 757251 · Leading Edge Devices
  > RT WING, SLAT NR7, T/E WEDGE, APPROX 36" FROM OTBD EDGE IS DAMAGED. REMOVED DAMAGED SKIN AND CORE AND BONDED NEW CORE INTERNAL DOUBLER FILLER AND EXTERNAL DOUBLER IAW SRM 51-70-10 REPAIR NR 4, FIG 202. PAINTED AREA IAW MM 51-21-10. RII COMPLETED BY SAN 489916
- [SDR DALA1020765522](https://openairdocs.org/sdr/DALA1020765522.md): Skin · damaged · Aug 28, 2010 · N522US · Boeing 757251 · Leading Edge Devices
  > RT WING SLAT NR 7 T/E WEDGE, APPROX 36" FROM INBD EDGE IS DAMAGED. REMOVED DAMAGED SKIN AND CORE AND BONDED NEW CORE, INTERNAL DOUBLER FILLER, AND EXTERNAL DOUBLER IAW SRM 51-70-10, REPAIR NR4, FIG 200. COMPLETED BY SAN 489916, STAMP 91.
- [SDR DALA1020755522](https://openairdocs.org/sdr/DALA1020755522.md): Wedge · damaged · Aug 28, 2010 · N522US · Boeing 757251 · Leading Edge Devices
  > RT WING SLAT NR 8 T/E WEDGE APPROX 36" FROM INBD EDGE IS DAMAGED. RII: Y. REMOVED INNER SKIN, CORE AND EXTERNAL SKIN. FABRICATED NEW SKIN AND CORE AND BONDED IAW SRM 51-70-10 REPAIR NR4, FIG 202. PAINTED IAW MM 51-21 -10. RII COMPLETED BY SAN 489916 STAMP 91.
- [SDR DALA1020745522](https://openairdocs.org/sdr/DALA1020745522.md): Floorbeam · corroded · Aug 28, 2010 · N522US · Boeing 757251 · Fuselage Main, Floor Beam
  > CORROSION ON CABIN FLOORBEAM UPPER CHORD AT STA 365 FROM RBL 63-BL'0'. BLENDED AREA DIM. L=5' W=2" D=.060" FOUND TO BE OUT OF LIMITS IAW SRM 53-00-51, REMOVED OLD REPAIR IAW SRM 51-40-02. FAB, LOCATED, & DRILLED T-CHORD BEAM IAW SRM 51-40-05 & 53-00-51, INSTA
- [SDR DALA1020515522](https://openairdocs.org/sdr/DALA1020515522.md): Floorbeam · corroded · Aug 26, 2010 · N522US · Boeing 757251 · Fuselage Main, Floor Beam
  > DURING "M" CHECK FOUND CORROSION ON FLOORBEAM AT BS 1640. REPAIRED IAW SRM 51-40-02 & SRM 53-00-01, FIG 201.
- [SDR DALA1020505522](https://openairdocs.org/sdr/DALA1020505522.md): Web · corroded · Aug 26, 2010 · N522US · Boeing 757251 · Fuselage Miscellaneous Structure
  > DURING "M" CHECK FOUND CORROSION ON FLOOR WEB AT BS 1718 BL 0 TO RBL 31. REPAIRED IAW SRM 51-40-02, SRM 53-60-51 REPAIR NR 2.
- [SDR DALA1020495522](https://openairdocs.org/sdr/DALA1020495522.md): Floorbeam · corroded · Aug 26, 2010 · N522US · Boeing 757251 · Fuselage Main, Floor Beam
  > DURING M-CHECK FOUND CORROSION ON FLOORBEAM UPPER CHORD BS 345 BL 0 TO LBL 18. REPAIRED IAW SRM 53-00-51 REPAIR NR 5.
- [SDR DALA1020325522](https://openairdocs.org/sdr/DALA1020325522.md): Web · corroded · Aug 24, 2010 · N522US · Boeing 757251 · Fuselage Miscellaneous Structure
  > DURING M-CHECK, FOUND CORROSION ON WEB AT STRINGER 27R BETWEEN BS 1360 & BS 1380. REPAIRED IAW SRM 51-40-02.
- [SDR DALA1019535522](https://openairdocs.org/sdr/DALA1019535522.md): Skin · dented · Aug 17, 2010 · N522US · Boeing 757251 · Fuselage Main, Plate/Skin
  > DURING M-CHECK FOUND DENT IN LOWER FUSELAGE SKIN BETWEEN BS 660 & BS 680 STRINGER 23L & STRINGER 24L. REPAIRED IAW SRM 53-00-01 FIG 201, SRM 51-42-11.
- [SDR 0103795522](https://openairdocs.org/sdr/0103795522.md): Slide · ruptured · Oct 22, 2001 · N522US · Boeing 757251 · Escape Slide
  > DURING SLIDE SHOP TEST, INFLATABLE SUB ASSEMBLY SEAM RUPTURED AT NORMAL OPERATING PRESSURE. NEW INFLATABLE SUB ASSEMBLY WAS INSTALLED.
- [SDR 0101295522](https://openairdocs.org/sdr/0101295522.md): Annunciator · smoke · Apr 4, 2001 · N522US · Boeing 757251 · Landing Gear Position and Warning
  > UPON ARRIVAL TO GATE, FLIGHT CREW NOTICED SMOKE COMING FROM THE LANDING GEAR CONTROL HANDLE OPENING. FIRE EQUIPMENT WAS CALLED OUT. AFTER SHUTDOWN OF ENGINE, APU, AND UTILITY BUSSES, THE SMOKE STOPPED. MAINTENANCE REPLACED THE LEFT LANDING GEAR DOWN ANNUNCI
- [SDR 9719055522](https://openairdocs.org/sdr/9719055522.md): Fseu · malfunctioned · Oct 13, 1997 · N522US · Boeing 757251 · Leading Edge Slat Control System
  > DURING FINAL APPROACH, L/E FLAP ASSYM ANNUNCIATED. FLIGHT CREW DECLARED AN EMERGENCY AND PERFORMED AN UNEVENTFUL LANDING. MAINTENANCE REMOVED AND REPLACED NR 1 FSEU.
- [SDR 9719045522](https://openairdocs.org/sdr/9719045522.md): Fseu · malfunctioned · Oct 12, 1997 · N522US · Boeing 757251 · Leading Edge Slat Control System
  > DURING FINAL APPROACH, L/E FLAP ASSYM AND LEADING EDGE CAUTION LIGHT ILLUMINATED. GO-AROUND ACCOMPLISHED FOLLOWED BY UNEVENTFUL LANDING. MAINTENANCE REPLACED NR 2 FSEU.
- [SDR 9716945522](https://openairdocs.org/sdr/9716945522.md): Fitting · corroded · Sep 8, 1997 · N522US · Boeing 757251 · Fuselage Miscellaneous Structure
  > DURING TRANSITION CHECK, FOUND CORROSION ON THE THIRD FROM FORWARD FITTING AT THE FORWARD CARGO DOOR THRESHOLD AT FS 580. REPLACED FITTING PER SRM 51-10-00.
- [SDR 9716935522](https://openairdocs.org/sdr/9716935522.md): Fitting · corroded · Sep 8, 1997 · N522US · Boeing 757251 · Fuselage Miscellaneous Structure
  > DURING TRANSITION CHECK, FOUND CORROSION ON THE SECOND FROM AFT FITTING AT THE FORWARD CARGO DOOR THRESHOLD FS 610. REPLACED FITTING PER SRM 51-10-00.
- [SDR 9716925522](https://openairdocs.org/sdr/9716925522.md): Fitting · corroded · Sep 8, 1997 · N522US · Boeing 757251 · Fuselage Miscellaneous Structure
  > DURING TRANSITION CHECK, FOUND CORROSION ON THE SECOND FROM FORWARD FITTING AT THE FORWARD CARGO DOOR THRESHOLD FS 570. REPLACED FITTING PER SRM 51-10-00.
- [SDR 9717315522](https://openairdocs.org/sdr/9717315522.md): Floorbeam · corroded · Sep 4, 1997 · N522US · Boeing 757251 · Fuselage Main, Floor Beam
  > DURING TRANSITION CHECK, FOUND CORROSION ON TOP OF FLOORBEAM AT SEVERAL LOCATIONS FROM LBL 54 TO RBL 24, FS 1680. REPAIRED PER EA 55-151991.
- [SDR 9610005522](https://openairdocs.org/sdr/9610005522.md): Floor Beam · corroded · Apr 26, 1996 · N522US · Boeing 757251 · Fuselage Main, Floor Beam
  > DURING P-CHECK, FOUND CORROSION ON THE BS 1681 FLOOR BEAM UPPER CHORD AT LBL 32. REPAIRED CHORD (P/N 146N5091) PER EA 55-102159.
- [SDR 9510465522](https://openairdocs.org/sdr/9510465522.md): Outflow Act · malfunctioned · Jul 8, 1995 · N522US · Boeing 757251 · Pressure Regulator/Outflow Valve
  > DURING CLIMB, BOTH AUTO PRESSURE CONTROLLERS WERE INOPERATIVE WITH CABIN AUTO INOPERATIVE STATUS MESSAGE. AIRCRAFT RETURNED TO MSP. REPLACED OUTFLOW VALVE ACTUATOR. SYSTEM CHECK WAS NORMAL.
- [SDR 9508755522](https://openairdocs.org/sdr/9508755522.md): Bleed Valve · failed · May 28, 1995 · N522US · Boeing 757251 · Compressor Bleed Valve
  > DURING CLIMB, THE NR 2 COMPRESSOR STALLED TWICE. TWO LOUD BANGS AND A BRIGHT FLASH WERE OBSERVED. NO ABNORMAL ENGINE INDICATIONS WERE OBSERVED. AIRCRAFT WAS RETURNED TO MEM WHERE TROUBLESHOOTING FOUND THE 2.5 BLEED VALVE SEIZED. THE ENGINE WAS REPLACED.

## 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 = 'N522US' AND deregistration_id = 'N522US-2017-07-21'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/deregistered/N522US-2017-07-21/reports

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