# Service difficulty reports: N520UP, cancelled Jun 10, 2010

A list on [N520UP, cancelled Jun 10, 2010](https://openairdocs.org/deregistered/N520UP-2010-06-10.md).

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

Page 1 of 5 · 223 reports

- [SDR UPS08454081](https://openairdocs.org/sdr/UPS08454081.md): Light · damaged · Nov 26, 2008 · N520UP · Boeing 747212B · Emergency Lighting
  > INSPECTION TYPE:N/A EMERGENCY EXIT LIGHT ON CEILING OF MAIN CARGO DECK JUST INSIDE MAIN ENTRY DOOR DAMAGED. REPLACED LIGHT ASSY PER MM 31-51-07, OPS NORMAL. THIS CLEARS M389505. PLACARD REMOVED.
- [SDR UPS08452200](https://openairdocs.org/sdr/UPS08452200.md): Wing · damaged · May 8, 2008 · N520UP · Boeing 747212B · Wing Main, Frame Structure
  > LT WING DAMAGE ON CONTACT WITH POLE ON TAXI IN.
- [SDR UPS08451597](https://openairdocs.org/sdr/UPS08451597.md): Door · out of rig · Feb 1, 2008 · N520UP · Boeing 747212B · Passenger/Crew Doors
  > L1 ENTRY DOOR OUT OF RIG. FOUND LOWER HINGE BOLTS LOOSE, REPLACED BOLTS. GROUND OPS CHECKS GOOD PER MM 52-11-02. OK FOR SERVICE.
- [SDR UPS08451576](https://openairdocs.org/sdr/UPS08451576.md): Fan Blade · damaged · Jan 29, 2008 · N520UP · Boeing 747212B · Turbine Engine Compressor Section
  > AFTER LANDING IN MEM, MX REPORTED DAMAGE TO MULTIPLE FAN BLADES AND INSIDE OF COWLING ON NR 2 ENGINE. THERE WERE NO IN FLIGHT INDICATIONS. REMOVED AND REPLACED 6 PAIRS OF FAN BLADES IAW MM 72-31-02. REMOVED AND REPLACED NR 2 ENG NOSE COWL IAW T C 5027. REP
- [SDR UPS07451134](https://openairdocs.org/sdr/UPS07451134.md): Battery Pack · discharged · Nov 11, 2007 · N520UP · Boeing 747212B · Emergency Lighting
  > INSPECTION TYPE:N/A EMERGENCY LIGHT ON MCD AT STA 420 LT DOES NOT TEST. REMOVED AND REPLACED EMERGENCY LIGHT/BATTERY ASSY WITH REF TO MM 33-51 51-07. OPS CHECK GOOD PER SAME.
- [SDR UPS07450027](https://openairdocs.org/sdr/UPS07450027.md): Structure · cracked · Jun 8, 2007 · N520UP · Boeing 747212B · Fuselage Miscellaneous Structure
  > INSPECTION TYPE:C CRACK FOUND AT 1EA FASTENER HOLE BELOW STR 15ER AT BS 420 AFT INNER CHORD (P/N: 65B01835-7) THROUGH THICKNESS CRACK 0.040 INCH LONG RUNNING O/B AT 3 O`CLOCK POSITION (LOOKING FWD). CABIN BS 420 FRAME ATTACH INNER CHORD BETWEEN STR 10AR TO ST
- [SDR UPS07450024](https://openairdocs.org/sdr/UPS07450024.md): Structure · cracked · Jun 8, 2007 · N520UP · Boeing 747212B · Fuselage Miscellaneous Structure
  > INSPECTION TYPE:C CRACK FOUND AT 1EA FASTENER HOLE BELOW STR 15ER AT BS 420 FWD INNER CHORD (P/N: 65B01835-34) CRACKED THROUGH THICKNESS 0.040 INCH LONG RUNNING O/B AT 3 O`CLOCK POSITION (LOOKING FWD), (CRACK LENGTH 0.040 INCH). CABIN BS 420 FRAME ATTACH INNE
- [SDR UPS07450045](https://openairdocs.org/sdr/UPS07450045.md): Frame · cracked · Jun 7, 2007 · N520UP · Boeing 747212B · Fuselage Main, Frame
  > INSPECTION TYPE:C M/D BS 420 S14ER FRAME FOUND CRACKED AS MARKED. CRACK LENGTH 5.5". BS 420 BTN S13AR TO S17R FRAME REPAIRED AS PER RS R53-12-35815. CONTINUED INSPECTIONS ARE REQUIRED AS PER RS R53-12-35815 AND UPS EO B747-5310-27050.
- [SDR UPS07450010](https://openairdocs.org/sdr/UPS07450010.md): Rib · corroded · Jun 7, 2007 · N520UP · Boeing 747212B · Wing, Rib/Bulkhead
  > INSPECTION TYPE:C LEFT WING L/E UPPER PANEL AT WS 970 FOUND BULGED UP. CORROSION BLEND OUT 0.030 X 1 X 2 INCHES LT WING L/E UPPER WS 970 UPPER CHORD REPLACED AS PER SRM 51-10-01 PG 9 AND INSTALLED AS PER SRM 51-30-02.
- [SDR UPS07450013](https://openairdocs.org/sdr/UPS07450013.md): Stringer Splice · corroded · Jun 6, 2007 · N520UP · Boeing 747212B · Fuselage Main, Longeron/Stringer
  > INSPECTION TYPE:C FWD CARGO COMPT STR 40L AT BS 740 SPLICE CORROSION FOUND. REMOVED CORROSION BLEND OUT 0.025 X.375 X.625 INCH OUT OF SRM 53-10-01 FIG 1 LIMITS. FWD CARGO COMPT BS 740 AT LT STR 40 STRINGER SPLICE REPLACED AND INSTALLED AS PER SRM 51-10-01
- [SDR UPS07450012](https://openairdocs.org/sdr/UPS07450012.md): Stringer Splice · corroded · Jun 6, 2007 · N520UP · Boeing 747212B · Fuselage Main, Longeron/Stringer
  > INSPECTION TYPE:C FWD CARGO COMPT STR 39L AT BS 740 SPLICE CORROSION FOUND. REMOVED (CORROSION BLEND OUT 0.029" X.5 X.75 INCH OUT OF LIMITS SRM 53-10-01 FIG 1) FWD CARGO COMPT BS 740 LT STR 39 STRINGER SPLICE, REPLACED AND INSTALLED AS PER SRM 51-10-01 PG 9
- [SDR UPS07450036](https://openairdocs.org/sdr/UPS07450036.md): Frame · cracked · Jun 4, 2007 · N520UP · Boeing 747212B · Fuselage Main, Frame
  > INSPECTION TYPE:C CABIN BS 480 S15L FRAME FOUND CRACK. CRACK LENGTH 2 1/4" CABIN BS 480 STR 13AL TO STR 16L FRAME REPLACED AND INSTALLED AS PER SRM 51-10-01 PG 9 AND 51-30-02.
- [SDR UPS07450020](https://openairdocs.org/sdr/UPS07450020.md): Doubler · cracked · Jun 4, 2007 · N520UP · Boeing 747212B · Fuselage Main, Frame
  > INSPECTION TYPE:C CABIN BS 460 S14R FRAME DOUBLER FOUND CRACKED (CRACK LENGTH 1.5 INCH). CABIN BS 460 BETWEEN STR 11R TO STR 14ER AREA FRAME ATTACH DOUBLER REPLACED AND INSTALLED AS PER SRM 51-10-01 PG 9 AND 51-30-02.
- [SDR UPS07450019](https://openairdocs.org/sdr/UPS07450019.md): Doubler · cracked · Jun 4, 2007 · N520UP · Boeing 747212B · Fuselage Main, Frame
  > INSPECTION TYPE:C CABIN BS 420 S14ER FRAME DOUBLER FOUND CRACKED. (CRACK LENGTH 6 INCHES) CABIN BS 420 STR 13AR TO STR 15R FRAME ATTACH DOUBLER AND BETWEEN STR 10AR TO STR 16R FRAME ATTACH INNER CHORD & INNER ANGLE REPLACED AND INSTALLED AS PER SRM 51-10-01
- [SDR UPS07450018](https://openairdocs.org/sdr/UPS07450018.md): Attach Angle · cracked · Jun 4, 2007 · N520UP · Boeing 747212B · Fuselage Miscellaneous Structure
  > INSPECTION TYPE:C CABIN R1 DOOR CUTOUT FWD UPPER CORNER ATTACH ANGLE FOUND CRACK (CRACK LENGTH.375 INCH). CABIN R1 DOOR CUTOUT FWD UPPER CORNER ATTACH ANGLE REPLACED AND INSTALLED AS PER SRM 51-10-01 PG 9 AND 51-30-02.
- [SDR UPS07450017](https://openairdocs.org/sdr/UPS07450017.md): Attach Angle · cracked · Jun 4, 2007 · N520UP · Boeing 747212B · Fuselage Miscellaneous Structure
  > INSPECTION TYPE:C CABIN L1 DOOR CUTOUT FWD UPPER ATTACH ANGLE FOUND CRACKED APPROX AT BS 440 S16L (CRACK LENGTH.5 INCH). CABIN L1 DOOR CUTOUT FWD UPPER CORNER ATTACH ANGLE AT BS 440 S16L REPLACED AND INSTALLED AS PER SRM 51-10-01 PG 9 AND 51-30-02.
- [SDR UPS07450011](https://openairdocs.org/sdr/UPS07450011.md): Frame · cracked · Jun 4, 2007 · N520UP · Boeing 747212B · Fuselage Main, Frame
  > INSPECTION TYPE:C CABIN BS 480 S15R FRAME FOUND CRACK. CRACK LENGTH 2.5 INCHES. CABIN BS 480 STR 13AR TO STR 16R FRAME REPLACED AND INSTALLED AS PER SRM 51-10-01 PG 9 AND 51-30-02.
- [SDR UPS07450016](https://openairdocs.org/sdr/UPS07450016.md): Skin · damaged · Jun 3, 2007 · N520UP · Boeing 747212B · Nacelle/Pylon, Plate/Skin
  > INSPECTION TYPE:C NR 1 PYLON STRUT O/B LOWER EDGE SKIN FOUND DAMAGED AT STA 236. NR 1 PYLON STRUT O/B LOWER EDGE SKIN REPAIRED AT STA 236 AS PER SRM 54-34-03 FIG 25.
- [SDR UPS07450035](https://openairdocs.org/sdr/UPS07450035.md): Frame · cracked · Jun 2, 2007 · N520UP · Boeing 747212B · Fuselage Main, Frame
  > INSPECTION TYPE:C NR 2 DOOR FWD FRAME AT BS 800 RT SIDE FOUND CRACKED AT NR 5 AND NR 6 FAST HOLE BELOW STR 16 BOTH HOLE CRACKED AT STRAP WITH LENGTH 0.040" RUNNING AFTWARD. BS 800 RT SIDE FRAME FWD INNER CHORD AND STRAP REPAIRED AT BTN STR 15T TO STR 18R AREA
- [SDR UPS07450037](https://openairdocs.org/sdr/UPS07450037.md): Stringer · corroded · Jun 1, 2007 · N520UP · Boeing 747212B · Fuselage Main, Longeron/Stringer
  > INSPECTION TYPE:C FWD CARGO COMPT S36L STRINGER FOUND CORROSION AT STA 740. CORROSION BLEND OUT 0.045" BY 1/2" BY 2" EXCEED SRM LIMIT. FWD CARGO COMPT BS 740 TO BS 770 STR 36L STRINGER REPAIRED AS PER SRM 53-10-03 FIG 1.
- [SDR UPS07450034](https://openairdocs.org/sdr/UPS07450034.md): Frame · cracked · Jun 1, 2007 · N520UP · Boeing 747212B · Fuselage Main, Frame
  > INSPECTION TYPE:C BS 800 RT SIDE AT STR16 INNER CHORD 1 HOLE FOUND CRACKED AT 9 O/C POSITION WITH LENGTH 0.125" LENGTH. M/D BS 800 RT SIDE FRAME FWD INNER CHORD AND STRAP REPAIRED AT BETWEEN STR 15R TO STR 18R AREA AS PER RS R53-21-35812. POST REPAIR INSPECT
- [SDR UPS07450028](https://openairdocs.org/sdr/UPS07450028.md): Stringer · corroded · Jun 1, 2007 · N520UP · Boeing 747212B · Fuselage Main, Longeron/Stringer
  > INSPECTION TYPE:C FWD CARGO COMPT S39L STRINGER FOUND CORROSION AT STA 745. (CORROSION BLEND OUT 0.063 X.875 X 1.25 INCH OUT OF SRM 53-10-01 FIG 1 LIMITS). FWD CARGO COMPT BS 740 TO BS 770 STR 39L REPAIRED AS PER SRM 53-10-03 FIG 1.
- [SDR UPS07450025](https://openairdocs.org/sdr/UPS07450025.md): Stringer · corroded · Jun 1, 2007 · N520UP · Boeing 747212B · Fuselage Main, Longeron/Stringer
  > INSPECTION TYPE:C FWD CARGO COMPT S40L STRINGER FOUND CORROSION AT STA 740. (CORROSION BLEND OUT 0.040 X.75 X 1 INCH OUT OF SRM 53-10-01 FIG 1 LIMITS). FWD CARGO COMPT BS 710 TO BS 740 STR 40L STRINGER REPAIRED AS PER SRM 53-10-03 FIG 1.
- [SDR UPS07450014](https://openairdocs.org/sdr/UPS07450014.md): Web · cracked · Jun 1, 2007 · N520UP · Boeing 747212B · Fuselage Miscellaneous Structure
  > INSPECTION TYPE:C FX LOWER FUSELAGE OF INTERIOR SUPPORT WEB FOUND CRACKED AT STA 2220 TO STA 2240 STR 42L (CRACK LENGTH 2 INCHES). FX LOWER FUSELAGE OF INTERIOR SUPPORT WEB AT STA 2220 TO STA 2240 STR 42L REPLACED AS PER SRM 51-10-01 PG 9 AND INSTALLED AS PER
- [SDR UPS07450030](https://openairdocs.org/sdr/UPS07450030.md): Web · cracked · May 31, 2007 · N520UP · Boeing 747212B · Fuselage Miscellaneous Structure
  > INSPECTION TYPE:C M/D HORIZONTAL SUPPORT WEB FOUND CRACKED JUST AT BS 820 STR 10L. (CRACK LENGTH.75 INCH). M/DECK BS 820 STR 10L HORIZONTAL SUPPORT WEB REPAIRED AS PER SRM 51-40-03 FIG 1.
- [SDR UPS07450021](https://openairdocs.org/sdr/UPS07450021.md): Web · cracked · May 31, 2007 · N520UP · Boeing 747212B · Fuselage Miscellaneous Structure
  > INSPECTION TYPE:C M/D HORIZONTAL SUPPORT WEB FOUND CRACKED JUST AT BS 820 STR 10L (CRACK LENGTH.5 INCH). M/DECK HORIZONTAL SUPPORT WEB AT BS 820 STR 10L AREA REPAIRED AS PER SRM 51-40-03 FIG 1.
- [SDR UPS07450043](https://openairdocs.org/sdr/UPS07450043.md): Doubler · cracked · May 30, 2007 · N520UP · Boeing 747212B · Fuselage Main, Structure
  > INSPECTION TYPE:C CRACK FOUND AT DOUBLER AT LT SIDE OF BS 820 STR 10A ATTACHED TENSION TIE NR 4 HOLE CRACK LENGTH 3/16" APPROX AT 8 O/C POSITION. M/D BS 820 LT SIDE STR 10A FRAME ATTACH DOUBLER REPLACED AND INSTALLED AS PER SRM 51-10-01 PG 9 AND 51-30-02.
- [SDR UPS07450042](https://openairdocs.org/sdr/UPS07450042.md): Filler · cracked · May 30, 2007 · N520UP · Boeing 747212B · Fuselage Miscellaneous Structure
  > INSPECTION TYPE:C CRACK FOUND AT FILLER AT LT SIDE OF BS 820 STR 10A ATTACHED TENSION TIE NR 12 HOLE AT 4 AND 7 O/C POSITION. CRACK LENGTH 3/32" AND 1/16". M/D BS 820 LT STR 10A TENSION TIE ATTACH FILLER REPLACED AND INSTALLED AS PER SRM 51-10-01 PG 9 AND UP
- [SDR UPS07450015](https://openairdocs.org/sdr/UPS07450015.md): Stringer · cracked · May 30, 2007 · N520UP · Boeing 747212B · Fuselage Main, Longeron/Stringer
  > INSPECTION TYPE:C FWD CARGO COMPT STRINGER FOUND CRACKED AT STA 280 S41R (CRACK LENGTH.375 INCH). FWD CARGO COMPT STA 260-280 STR 41R STRINGER REPLACED AS PER SRM 51-10-01 PG 9 AND INSTALLED AS PER SRM 51-30-02.
- [SDR UPS07450044](https://openairdocs.org/sdr/UPS07450044.md): Channel · cracked · May 29, 2007 · N520UP · Boeing 747212B · Fuselage Miscellaneous Structure
  > INSPECTION TYPE:C CRACK FOUND AT FWD CHANNEL OF BS 860 RBL80 TENSION TIE AT HOLE NR 6, THE CRACK WAS FOUND RUNNING AT 5 O/C POSITION WITH LENGTH 0.0625" APPROX. BS 860 RT TENSION TIE FWD CHANNEL REPAIRED AS PER RS R53-25-35810 AND UPS EO B747-5310-26948. CON
- [SDR UPS07450040](https://openairdocs.org/sdr/UPS07450040.md): Plate · damaged · May 29, 2007 · N520UP · Boeing 747212B · Fuselage Miscellaneous Structure
  > INSPECTION TYPE:C M/D BS 940 LT TENSION TIE ATT STEEL PLATE FOUND SHORT EDGE MARGIN AT MOST O/B. M/D BS 940 LT TENSION TIE ATT STEEL PLATE REPLACE AND INSTALLED AS PER RS R53-25-35811 AND UPS EO B747-5310-23715-C.
- [SDR UPS07450039](https://openairdocs.org/sdr/UPS07450039.md): Filler · cracked · May 29, 2007 · N520UP · Boeing 747212B · Fuselage Miscellaneous Structure
  > INSPECTION TYPE:C CRACK FOUND AT BS 940 S8L TENSION TIE AT HOLE NR 11 THE CRACK WAS FOUND THROUGH THICKNESS AT THE FILLER. CRACK LENGTH 3/8". M/D BS 940 LT FRAME TENSION TIE ATTACH FILLER REPLACED AND INSTALLED AS PER SRM 51-10-01 PG 9 AND UPS EO B747-5310-2
- [SDR UPS07450038](https://openairdocs.org/sdr/UPS07450038.md): Channel · cracked · May 29, 2007 · N520UP · Boeing 747212B · Fuselage Miscellaneous Structure
  > INSPECTION TYPE:C CRACK FOUND AT AFT CHANNEL OF BS 940 S8L TENSION TIE AT HOLE NR 16, THE CRACK WAS FOUND IN FWD FACE WITH LENGTH 0.030" APPROX. M/D BS 940 LT SIDE FRAME ATTACH TENSION TIE AFT CHANNEL REPAIRED AS PER RS R53-25-35811. SUPPLEMENTAL INSPECTIONS
- [SDR UPS07450033](https://openairdocs.org/sdr/UPS07450033.md): Channel · cracked · May 29, 2007 · N520UP · Boeing 747212B · Fuselage Miscellaneous Structure
  > INSPECTION TYPE:C CRACK FOUND AT FWD CHANNEL AT BS820 S10AR TENSION TIE AT HOLE NR 4 THE CRACK WAS FOUND RUNNING AT 12 O/C POSITION WITH LENGTH 0.040" APPROX. BS 820 RT FRAME ATTACH TENSION TIE FWD CHANNEL REPAIRED AS PER RS R53-25-35809. SUPPLEMENTAL INSPEC
- [SDR UPS07450026](https://openairdocs.org/sdr/UPS07450026.md): Channel · cracked · May 29, 2007 · N520UP · Boeing 747212B · Wing Miscellaneous Structure
  > INSPECTION TYPE:C LT WING NR 4 L/E PDU AFT SUPPORT CHANNEL FOUND CRACKED AT MOUNT BOLT AREA. (CRACK LENGTH.375 INCH). LT WING NR 4 L/E PDU AFT SUPPORT CHANNEL REPAIRED AS PER SRM 51-40-03 FIG 2.
- [SDR UPS07450041](https://openairdocs.org/sdr/UPS07450041.md): Plate · damaged · May 28, 2007 · N520UP · Boeing 747212B · Fuselage Miscellaneous Structure
  > INSPECTION TYPE:C M/D BS 840 RT TENSION TIE ATTACH STEEL PLATE SHORT EDGE MARGIN FOUND AT UPPER ROW NR 4 COUNT FROM O/B. M/D BS 840 RT TENSION TIE ATTACH S/STEEL PLATE REPLACED AND INSTALLED AS PER RS R53-25-35808. CONTINUE INSPECTION IS REQUIRED AS PER RS R
- [SDR UPS07450023](https://openairdocs.org/sdr/UPS07450023.md): Stringer Clip · cracked · May 28, 2007 · N520UP · Boeing 747212B · Fuselage Main, Attach Fittings
  > INSPECTION TYPE:C THROUGH THICKNESS CRACK FOUND AT BS 880 STR 9R TENSION TIE AT AFT ATTACHED TIE CLIP THE CRACK RUNNING AT UPWARD DIRECTION (CRACK LENGTH.125 INCH). M/DECK BS 880 STR 9R STRINGER ATTACH TIE CLIP REPLACED AND INSTALLED AS PER SRM 51-10-01 PG 9
- [SDR UPS07450022](https://openairdocs.org/sdr/UPS07450022.md): Doubler · cracked · May 28, 2007 · N520UP · Boeing 747212B · Fuselage Main, Frame
  > INSPECTION TYPE:C THROUGH THICKNESS CRACK FOUND AT BS 880 STR 9R TENSION TIE AT NR 10 FASTENER HOLE OF FRAME DOUBLER THE CRACK RUNNING AT UPWARD DIRECTION (CRACK LENGTH.25 INCH). M/DECK BS 880 RIGHT STR 9R FRAME ATTACH DOUBLER REPLACED AND INSTALLED AS PER S
- [SDR UPS07449127](https://openairdocs.org/sdr/UPS07449127.md): Light · inoperative · Feb 6, 2007 · N520UP · Boeing 747212B · Emergency Lighting
  > EMERGENCY LIGHT MODULE M306 INOP. LOCATED AT UPPER DECK STA 590. ITEM DEFERRED REFERENCE M343595. REPOSITIONED CEILING PANEL TO CORRECT PANEL POSITION. OPS CHECKED GOOD. THIS CLEARS M343595.
- [SDR UPS07449121](https://openairdocs.org/sdr/UPS07449121.md): Panel · misinstalled · Feb 6, 2007 · N520UP · Boeing 747212B · Passenger Compartment Equipment
  > FOUND EMERGENCY LIGHT M301 INOP. FOUND CEILING PANEL INSTALLED IN WRONG LOCATION. SWAP TO CORRECT. SWAPPED CEILING PANELS, HOOKED UP CORRECT C/P TO EMERG LIGHT MODULE. OPS CK GOOD.
- [SDR UPS06447973](https://openairdocs.org/sdr/UPS06447973.md): Window Frame · corroded · Sep 10, 2006 · N520UP · Boeing 747212B · Fuselage Main, Structure
  > FOUND CORROSION ON UPPER RT (F/O'S) R1 WINDOW FRAME. BEGAN REMOVAL OF CORROSION BY MECHANICAL MEANS AS PER SRM 56-10-01 & 51-10. REMOVED FILLER AND FAB'D NEW PART PER DWG 69B10705-1. OK TO INSTALL FILLERS. INSTALLED FILLERS PER SRM AND B747 52-30-02.
- [SDR UPS06447712](https://openairdocs.org/sdr/UPS06447712.md): Beam · cracked · Aug 10, 2006 · N520UP · Boeing 747212B · Wing Main, Frame Structure
  > AC FERRIED FOR REPAIR, CRACK IN LT WING LEADING EDGE UPPER CHORD AT STA 952. CRACK HAS BEEN STOP DRILLED IAW MFG ENG INSTRUCTIONS. DEACTIVATED GROUP A LEADING EDGE FLAPS, NR D331311. R/R LE BULLNOSE SKIN IAW SRM 57-20-03, FIG 7; RMVD DMGD PART OF UPR. CHORD
- [SDR UPS06447466](https://openairdocs.org/sdr/UPS06447466.md): O-Ring · worn · Jul 26, 2006 · N520UP · Boeing 747212B · Windshield/Door Rain/Ice Removal
  > INSPECTION TYPE:N/A ATB - IMMEDIATELY AFTER T/O SMOKE WAS SENSED IN C/P. SMOKE WAS COMING FROM THE AREA OF WINDOW L1. WINDOW HEAT WAS TURNED OFF. RAN CHECKLIST. FUEL WAS JETTISONED TO LANDING WT AND FLIGHT RETURNED TO ANC. FOUND TERMINAL-A LOOSE. REMOVED
- [SDR UPS06446991](https://openairdocs.org/sdr/UPS06446991.md): Structure · cracked · May 27, 2006 · N520UP · Boeing 747212B · Cargo/Baggage Doors
  > FOUND CRACK IN FWD LWR CARGO DOOR STRUCTURE. A/C WILL FERRY TO PAE. STOP DRILLED END OF CRACK TO.250 DIA HOLE. ROUTED OUT CRACK. RE- WORK OUTER SKIN TO INITAL CONTOUR IAW SRM 52-30-06. HFEC THE STOP DRILL HOLE. FABRICATED WEB REPAIR DOUBLER. ALODINE/PRIMED
- [SDR UPS06446807](https://openairdocs.org/sdr/UPS06446807.md): Angle · corroded · May 7, 2006 · N520UP · Boeing 747212B · Cargo/Baggage Doors
  > AFT LWR CARGO PIT DOOR OPENING AND FWD LWR CORNER HAS CORRODED ANGLE REMOVED DAMAGED ANGLE. FABRICATED NEW ANGLE IAW BOEING DRAWING 65B04642. OK TO INSTALL. INSTALLED ANGLE AND FASTENERS IAW 51-10-01.
- [SDR UPS06446039](https://openairdocs.org/sdr/UPS06446039.md): Web · cracked · Jan 4, 2006 · N520UP · Boeing 747200 · Nacelle/Pylon, Main Frame
  > INSPECTION TYPE:C NR 3 PYLON REAR MOUNT B/H FWD AND AFT OB FRAME WEB FOUND CRACKS. ( FWD FRAME.3125 INCH AND 1.375 INCHES) ( AFT FRAME.1875 INCH AND 1INCH) NR 3 PYLON REAR MOUNT B/H REPAIRED IAW HX RS NR R54-53-35416 AND UPS ENGINEERING FILE NR 747-54-20
- [SDR UPS06445970](https://openairdocs.org/sdr/UPS06445970.md): Stiffener · cracked · Jan 4, 2006 · N520UP · Boeing 747212B · Fuselage Miscellaneous Structure
  > INSPECTION TYPE:C NWW, RT SIDEWALL PANEL BS 280-300 1ST STIFFENER (COUNT FROM TOP) FOUND CRACK AT RADIUS APPROX 1/4" LONG. STIFFENER REPLACED AS PER SRM 51-10-01 PG 9.
- [SDR UPS06445969](https://openairdocs.org/sdr/UPS06445969.md): Stiffener · cracked · Jan 4, 2006 · N520UP · Boeing 747212B · Fuselage Miscellaneous Structure
  > INSPECTION TYPE:C NOSE W/W RT SIDEWALL PANEL BS 280-300 4TH STIFFENER (COUNT FROM TOP) FOUND CRACK AT RADIUS APPROX 1/4" LONG. NOSE W/W RT SIDEWALL PANEL BS 280-300 4TH STIFFENER REPLACED IAW SRM 51-10-01 PG 9.
- [SDR UPS06445968](https://openairdocs.org/sdr/UPS06445968.md): Stiffener · cracked · Jan 4, 2006 · N520UP · Boeing 747212B · Fuselage Miscellaneous Structure
  > INSPECTION TYPE:C NWW, RT SIDEWALL PANEL BS 300-320 4TH STIFFENER (COUNT FROM TOP) FOUND CRACK AT RADIUS APPROX 1/4" LONG. STIFFENER REPLACED AS PER SRM 51-10-01 PG 9.
- [SDR UPS06445967](https://openairdocs.org/sdr/UPS06445967.md): Stiffener · cracked · Jan 4, 2006 · N520UP · Boeing 747212B · Fuselage Miscellaneous Structure
  > INSPECTION TYPE:C NOSE W/W RT SIDEWALL PANEL BS 300-320 5TH STIFFENER (COUNT FROM TOP) FOUND CRACK AT RADIUS APPROX 3/16" LONG. NOSE W/W RT SIDE WALL PANEL BS 300-320 5TH STIFFENER REPLACED IAW SRM 51-10-01 PG 9.

Next page: https://openairdocs.org/deregistered/N520UP-2010-06-10/reports.md?page=2

## 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 = 'N520UP' AND deregistration_id = 'N520UP-2010-06-10'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/deregistered/N520UP-2010-06-10/reports

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