# Service difficulty reports: N447UP

A list on [N447UP](https://openairdocs.org/aircraft/N447UP.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 · 203 reports

- [SDR IPXA2026060148785](https://openairdocs.org/sdr/IPXA2026060148785.md): Fuel Sys · out of balance · May 12, 2026 · N447UP · Boeing 75724APF · Aircraft Fuel System
  > **SUPPLEMENTAL SDR** FUEL IMBALANCE. REMOVED AND REPLACED FWD AND AFT ENGINE FUEL CROSS FEED VALVE BODIES REF. UPS B757 AMM 28-22-02-004-042 AND 28-22-02-404-043. FINALIZED INSTALLATION OF THE FWD & AFT ENGINE FUEL CROSSFEED VALVE ACTUATORS, LEAK AND OPS CHEC
- [SDR IPXA4202605138785](https://openairdocs.org/sdr/IPXA4202605138785.md): Transfer Valve · faulted · May 12, 2026 · N447UP · Boeing 75724APF · Fuel Transfer Valve
  > FUEL IMBALANCE FWD ACTUATOR OF ENGINE FUEL CROSS FEED VALVE REMOVED IAW AMM 28-22-12 TO ACCOMPLISH ADAPTER SHFT ALIGNMENT IAW AMM 28-22-02 ACTUATOR AND HARDWARE IS IN RIGHET WHEEL.
- [SDR IPXA2026050463519](https://openairdocs.org/sdr/IPXA2026050463519.md): Fuel Sys · out of balance · Apr 30, 2026 · N447UP · Boeing 75724APF · Fuel Storage
  > SUSPECT INTERNAL FUEL LEAK. OBSERVED 1900 LB FUEL IMBALANCE BETWEEN L+R FUEL TANKS DEVELOP OVER 1:49 FLIGHT TIME. FINAL LANDING FUEL L TANK 6.1 / C TANK 0.0 / R TANK 4.2 TOTALIZER AND FMC CALC BOTH - REF BARCODE T3F18E008RT44 FOR LH FUEL SOV ACTUATOR R&R OPS C
- [SDR IPXA2025093038715](https://openairdocs.org/sdr/IPXA2025093038715.md): Scavenge Pump · malfunctioned · Sep 25, 2025 · N447UP · Boeing 75724APF · Aircraft Fuel Distribution System
  > 30 MIN OF FLIGHT, 0.5 OF FUEL FROM RIGHT TANK TRANSFERRING TO CENTER TANK. NO CROSSFEED WAS USED. LT TANK SCAVENGE PUMP BEGAN PULLING CTR TANK FUEL AT 60% WHICH CAUSED 1500 LB IMBALANCE AT 1HR MARK. RT DEFUEL VALVE BODY OPS CHECK GOOD IAW AMM 28-26-01-790-80
- [SDR IPXA2025092638715](https://openairdocs.org/sdr/IPXA2025092638715.md): Fuel Sys · malfunctioned · Sep 25, 2025 · N447UP · Boeing 75724APF · Aircraft Fuel Distribution System
  > AT 30 MIN OF FLIGHT, 0.5 OF FUEL FROM RIGHT TANK. NO CROSSFEED WAS USED. LT TANK SCAVENGE PUMP BEGAN PULLING CTR TANK FUEL AT 60% WHICH CAUSED 1500 LB IMBALANCE AT THE1 HR MARK.
- [SDR IPXA2025050626913](https://openairdocs.org/sdr/IPXA2025050626913.md): Angle · corroded · Apr 24, 2025 · N447UP · Boeing 75724APF · Fuselage Miscellaneous Structure
  > APU INLET DOOR LOWER ANGLE FROM STA 1787.47 TO STA 1825.00 STR S-6R FOUND WITH CORROSION INSTALLED 1 EA NEW ANGLE IAW B757-200-SRM-51-40-02-OG. FASTENERS MS20470AD5-7 BTCH 0004047632 QTY 0.25 LB.
- [SDR IPXA2025050627084](https://openairdocs.org/sdr/IPXA2025050627084.md): Angle · corroded · Apr 24, 2025 · N447UP · Boeing 75724APF · Fuselage Miscellaneous Structure
  > FAULT Z-300 STR APU INLET DOOR UPPER FWD ANGLE CORNER AT STA 1787.45 S-3R FOUND WITH CORROSION.REMOVED CORROSION PER SRM 51-10-02.REMOVED AND REPLACED 1 EACH S-3R CORNER SUPPORT ANGLE (P/N: 148N3141-6) PER PRODUCTION DRAWING REQUIREMENTS AND 757-200PF SRM CHAP
- [SDR IPXA2025042283743](https://openairdocs.org/sdr/IPXA2025042283743.md): Floor Panel · punctured · Apr 22, 2025 · N447UP · Boeing 75724APF · Fuselage Floor Panel
  > MCD FLOOR PANEL 232XEF HAS A PUNCTURE, EDGE DAMAGE AND 4 BROKEN INSERTS. FABRICATED MCD FLOOR PANEL 232XEF, IAW UPS SREO: B757-9692-REQ 001.
- [SDR IPXA2025050888488](https://openairdocs.org/sdr/IPXA2025050888488.md): Skin · cracked · Apr 22, 2025 · N447UP · Boeing 75724APF · Wing, Plate/Skin
  > RIGHT WING BEHIND SLAT # 9, FIXED LEADING EDGE HAS A CRACK.REMOVED FIXED LEADING EDGE SKIN AT RIGHT WING BEHIND SLAT # 8 AND #9 FOR REPAIR FROM OSS 562 TO OSS 696 PER SRM 51-40-02. REMOVED DAMAGE AND PREPARED AREA IAW B757-200PF SRM 51-70-17-0G-0 PAR. 4.BONDED
- [SDR IPXA2025050761389](https://openairdocs.org/sdr/IPXA2025050761389.md): Plate · bulged · Apr 21, 2025 · N447UP · Boeing 75724APF · Fuselage Miscellaneous Structure
  > FAULT: STR-100-AFT CARGO COMP THRESHOLD PLATE HAS A BULGE IN IT. 33-027.RECIVED NEW PLATE #2 CARGO DOOR SILL.LOCATED AND DRILLED NEW PLATE #2 CARGO COOR SILL IAW B757-200 SRM 51-40-05.INSTALLED NEW PLATE #2 CARGO DOOR SILL IAW B757-200 SRM 51-40-02-0G-0.
- [SDR IPXA2025050152017](https://openairdocs.org/sdr/IPXA2025050152017.md): Strap · corroded · Apr 20, 2025 · N447UP · Boeing 75724APF · Fuselage Miscellaneous Structure
  > FAULT: STR-300-APU AIR INTAKE DOOR ENTRANCE HAS CORROSION. 33-025.REMOVED FWD STRAP SND UPER ANGLE ON APU AIR INTAKE DOOR IAW B757-200 SRM 51-40-02-0G.REMOVE AND REPLACE 1 EACH APU INLET FORWARD STRAP AT STA 1787.45 (P/N: 148N3138-20) PER PRODUCTION DRAWING RE
- [SDR IPXA2025050948569](https://openairdocs.org/sdr/IPXA2025050948569.md): Skin · dented · Apr 19, 2025 · N447UP · Boeing 75724APF · Horizontal Stabilizer, Plate/Skin
  > *** MAJOR REPAIR *** 3EA DENTS ON LH HORIZONTAL STAB UPPER SKIN AT APROXIMATELY FS STA 90. DOT 21-18. REPAIR IAW: 757-200PF SRM REV 122 CHAPTER 51-70-10-2R-2, 250 DEG. F CURE PER SRM DETAIL III PER SRM 55-10-01-1A-1. UPPER SKIN OF LH HORIZONTAL STABILIZER UPPE
- [SDR IPXA2025050645522](https://openairdocs.org/sdr/IPXA2025050645522.md): Floorboard · deteriorated · Apr 19, 2025 · N447UP · Boeing 75724APF · Fuselage Floor Panel
  > *** MAJOR REPAIR *** TAIL COMPARTMENT, FLOORBOARD IS DETERIORATED CENTER AFT EDGE, BELOW THS HYD MOTORS. INSTALLED TAIL COMPARTMENT FLOOR PANEL IAW AMM 53-01-01/401.
- [SDR IPXA2025050234228](https://openairdocs.org/sdr/IPXA2025050234228.md): Frame · dented · Apr 18, 2025 · N447UP · Boeing 75724APF · Fuselage Main, Frame
  > *** MAJOR REPAIR *** DENT ON FRAME STA 760 S23L AT FWD CARGO COMPARTMENT. DOT 21-03. PERFORMED TRIM OUT TO REMOVED DAMAGED IAW B757-200-SRM-51-10-02 AND SRM 53-00-07-2R-5 DETAIL I. LOCATED AND DRILLE NEW FRAME IN STA 760 S23L AT GWD CARGO IAW B757-200PF SRM
- [SDR IPXA2025050634634](https://openairdocs.org/sdr/IPXA2025050634634.md): Skin · corroded · Apr 18, 2025 · N447UP · Boeing 75724APF · Nacelle/Pylon, Plate/Skin
  > PYLON #2 INTERNAL AREA BETWEEN ACCESS PANEL 443CR AND 443BR HAVE CORROSION DOT 07-008 PERFORMED TRIM OUT CORROSION DAMAGE PER EA E.A# 757-5450-27-A3911 STEP 2 A, B, C, D. AND SRM 51-10-02. WORK ACCOMPLISHED PER UPS EO: EO-93643-REQ 1 AND VTMAE EA 757-5450-27-A
- [SDR IPXA2025050324761](https://openairdocs.org/sdr/IPXA2025050324761.md): Doubler · corroded · Apr 18, 2025 · N447UP · Boeing 75724APF · Nacelle/Pylon, Plate/Skin
  > NR 1 ENG I/B PYLON PPS. 1.8317 AFT LOWER INSIDE PANEL 433HR HAS CORROSION. BLUE DOT TRIMMED OUT CORROSION DAMAGE FOR ACCOMPLISH STEP 2 OF E.A.# 757-5450-27-A3910 PRELIMINARY 1. COMPLETED THE REPAIR FOR ACCOMPLISH STEP 27 OF E.A.# 757-5450-27-A3910 PRELIMINARY
- [SDR IPXA2025042635619](https://openairdocs.org/sdr/IPXA2025042635619.md): Tee Angle · corroded · Apr 18, 2025 · N447UP · Boeing 75724APF · Fuselage Miscellaneous Structure
  > EVIDENCE OF CORROSION ON TCHORD LOWER FUSELAGE SECTION STA900. DOT 21-06 TREATED AND PRIMED 1 E/A T-CHORD AND 8 E/A PLATES STA 900 IAW SRM 51-20-01 P/N ALODINE1132 BTCH 0004350419, PRIMER P/N 10-P4-2/2TU BTCH 0004341754. INSTALLED T CHORD REPAIR PARTS PER SRM
- [SDR IPXA2025050534270](https://openairdocs.org/sdr/IPXA2025050534270.md): Frame · dented · Apr 18, 2025 · N447UP · Boeing 75724APF · Fuselage Main, Frame
  > DENT ON FRAME STA 840 S24R AT FWD CARGO COMPARTMENT. DOT 21-02.PERFORMED TRIM OUT AT DAMAGE AREA IAW SRM-51-10-02 AND B757-200 SRM 53-00-07-2R-5.REMOVED FASTENERS COMMON WITH THE REPAIR IAW SRM-51-40-02 AND B757-200 SRM 53-00-07-2R-5.PERFORMED HFEC ON TRIM OUT
- [SDR IPXA2025042533339](https://openairdocs.org/sdr/IPXA2025042533339.md): Structure · dented · Apr 18, 2025 · N447UP · Boeing 75724APF · Cargo/Baggage Doors
  > FAULT-STR-Z800- FWD CARGO DOOR, LEFT LOWER INTERNAL CORNER WITH A DENT. DOT 21-01. INSTALLED NEW PART AT FWD CARGO DOOR P/N: 143N6618-5, BTCH: 0004388038 IAW B757 SRM 51-40-02-0G. RIVETS P/N: NAS1097KE6-5 BTCH: 0004233585. REVIEWED.
- [SDR IPXA2023042893030](https://openairdocs.org/sdr/IPXA2023042893030.md): Shear Web · dented · Apr 8, 2023 · N447UP · Boeing 75724APF · Fuselage Miscellaneous Structure
  > INSPECTION TYPE:SEG3*MAJOR REPAIR* 7 EACH DENTS DUE TO INCORRECTLY SHOT RIVETS R/H SIDE EXTERIOR FUSELAGE STA. 297 ABOVE NLG DOORS AND BELOW LAP JOINT.REPAIR IAW EO B757-5330-86736-A, AND EA 757-5310-27-A3207.
- [SDR IPXA2023042092937](https://openairdocs.org/sdr/IPXA2023042092937.md): Web · corroded · Apr 7, 2023 · N447UP · Boeing 75724APF · Fuselage Main, Structure
  > INSPECTION TYPE:SEG3LH MAIN CARGO FLOOR RBL 65.5, STA 1681.8 HAS CORROSIONREMOVED CORROSION WITHIN LIMITS IAW SRM 53-60-51-1A-1 TABLE 102
- [SDR IPXA2023042092936](https://openairdocs.org/sdr/IPXA2023042092936.md): Web · corroded · Apr 7, 2023 · N447UP · Boeing 75724APF · Fuselage Main, Structure
  > INSPECTION TYPE:SEG3LH MAIN CARGO FLOOR LBL 65.5, STA 1681.8 HAS CORROSIONREMOVED CORROSION WITHIN LIMITS IAW SRM 53-60-51-1A-1 TABLE 102
- [SDR IPXA2023042092935](https://openairdocs.org/sdr/IPXA2023042092935.md): Web · corroded · Apr 7, 2023 · N447UP · Boeing 75724APF · Fuselage Main, Structure
  > INSPECTION TYPE:SEG3LH MAIN CARGO FLOOR RBL 28, STA 1681.8 HAS CORROSIONREMOVED CORROSION WITHIN LIMITS IAW SRM 53-60-51-1A-1 TABLE 102
- [SDR IPXA2023042092934](https://openairdocs.org/sdr/IPXA2023042092934.md): Web · corroded · Apr 7, 2023 · N447UP · Boeing 75724APF · Fuselage Main, Structure
  > INSPECTION TYPE:SEG3LH MAIN CARGO FLOOR LBL 0, STA 1681.8 HAS CORROSIONREMOVED CORROSION WITHIN LIMITS IAW SRM 53-60-51-1A-1 TABLE 102
- [SDR IPXA2019100447528](https://openairdocs.org/sdr/IPXA2019100447528.md): Indicator · faulted · Oct 4, 2019 · N447UP · Boeing 75724APF · Hydraulic System, Main
  > ATB - EMERGENCY DECLARED. TOTAL LOSS OF L HYDRAULICS L HYD PRESS EICAS. STOPPED ON RUNWAY AND TOWED TO RAMP FOR PARKING.FOUND DELTA PRESS IND ASSY BLOWN OUT(INSIDE) DURING INSP. C/W CONDITION 1 OF AMM 29-11-00-201. R &R FILTER ELEMENTS CASE AND PRESS AND DPI I
- [SDR IPXA2019052142335](https://openairdocs.org/sdr/IPXA2019052142335.md): Skin · dented · May 21, 2019 · N447UP · Boeing 75724APF · Fuselage Main, Plate/Skin
  > INSPECTION TYPE:M1 AGING INSPECTION - EXTERNAL SKIN AT STA 700, APPROX. STR 7L( JUST ABOVE THE LETTER S) AREA ON SIN HAS A SHARP PROTRUDING DENT, NO DOC. ON ADMREPAIRED PER EA #757-5330-27-A2345.
- [SDR IPXA2019052142332](https://openairdocs.org/sdr/IPXA2019052142332.md): Skin · dented · May 21, 2019 · N447UP · Boeing 75724APF · Fuselage Main, Plate/Skin
  > INSPECTION TYPE:SEG AGING INSPECTION - RT FUSELAGE AT STA 740, STR 24 AND 25R HAS A SHARP PROTRUDING DENT, NO DOC ON ADMREPAIRED PER SRM 53-00-01-2R-29.
- [SDR IPXA2018092634421](https://openairdocs.org/sdr/IPXA2018092634421.md): Module · inoperative · Sep 25, 2018 · N447UP · Boeing 75724APF · Trailing Edge Flap Control System
  > EMERGENCY DECLARED FOR A TE FLAP DISAGREE. REPLACED THE FLAP CONTROL VALVE MODULE IAW MM 27-51-28-201, TESTED OK
- [SDR IPXA2018073032195](https://openairdocs.org/sdr/IPXA2018073032195.md): Fseu · inoperative · Jul 27, 2018 · N447UP · Boeing 75724APF · Trailing Flap Position Indicating System
  > ON ARRIVAL INTO BFI WHILE EXTENDING FLAPS TO 1, THE TE FLAP DISAGREE LT AND MSG ILLUMINATED. THE QRH PROCEDURE WAS USED AND FLAPS WERE EXTENDED TO 20 W/ ALTERNATE SYSTEM FOR LANDING. NR 2 FSEU FAULTED ON LAST FLIGHT, DID NOT DETECT MOTION PER BITE. REPLACED NR
- [SDR IPXA2017062818708](https://openairdocs.org/sdr/IPXA2017062818708.md): Altimeter · inoperative · Jun 27, 2017 · N447UP · Boeing 75724APF · Altimeter, Barometric/Encoder
  > FIRST OFFICER`S ALTIMETER FLAG FLICKERING DURING FLIGHT. REPLACED THE ALTIMETER IAW AMM 34-13-01-401.
- [SDR IPXA2017062018427](https://openairdocs.org/sdr/IPXA2017062018427.md): Altimeter · malfunctioned · Jun 20, 2017 · N447UP · Boeing 75724APF · Altimeter, Barometric/Encoder
  > FIRST OFFICER`S ALTIMETER FAILED AND DISPLAYED OFF FLAG AT 800 FEET AGL, FLAG REMAINED IN VIEW UNTIL AFTER CLEARING THE RUNWAY. PERFORMED OPERATIONAL CHECK OF THE FIRST OFFICER`S STANBY ALTIMETER IAW AMM 34-13-06-705-001. OPS CHECKED GOOD, COULD NOT DUPLICAT
- [SDR IPXA2017060818045](https://openairdocs.org/sdr/IPXA2017060818045.md): Unknown · odor · Jun 8, 2017 · N447UP · Boeing 75724APF · Air Distribution System
  > ACRID OVERHEAT ODOR NOTICED AT ABOUT 13,000 FEET MSL AND AGAIN AT 1500 FT. CABIN ALTITUDE SELECTOR IN AUTO 2 DUE TO PREVIOS DEFERRAL. RAN APU AND A/C PACKS FOR 1 HOUR WITH NO UNUSUAL ODORS NOTICED. RAN NR 1 AND 2 ENGINES IAW MM 71-00-00 AND A/C PACKS, NO ODO
- [SDR IPXA2017060117781](https://openairdocs.org/sdr/IPXA2017060117781.md): Bracket · cracked · May 23, 2017 · N447UP · Boeing 75724APF · Fuselage Main, Attach Fittings
  > INSPECTION TYPE: C-12, E/E COMPT NEXT TO P37 PANEL BRACKET CRACKED UNDERNEATH FLOORBOARD. REMOVED & REPLACED THE BRACKET IAW SRM 51-40-02.
- [SDR IPXA2017060317846](https://openairdocs.org/sdr/IPXA2017060317846.md): Support Bracket · corroded · May 17, 2017 · N447UP · Boeing 75724APF · Wing Miscellaneous Structure
  > INSPECTION TYPE: C12, RIGHT WING UPPER FILLET AREA UNDER PANEL 196AR FWD SUPPORT BRACKET IS CORRODED. REPLACED THE FILLET PANEL SUPPRT BRACKET IAW EO B757-5340-64435-A.
- [SDR IPXA2017060317844](https://openairdocs.org/sdr/IPXA2017060317844.md): Skin · corroded · May 17, 2017 · N447UP · Boeing 75724APF · Trailing Edge Flaps
  > INSPECTION TYPE: C12, LEFT WING OUTBOARD FLAP, LOWER SURFACE, APPROX WS 625 HAS EVIDENCE OF CORROSION. REPAIRED IAW EO B757-5750-6444-A
- [SDR IPXA2017060517923](https://openairdocs.org/sdr/IPXA2017060517923.md): Frame · dented · May 17, 2017 · N447UP · Boeing 75724APF · Fuselage Main, Frame
  > INSPECTION TYPE: C-12, AFT CARGO LT SIDEWALL FRAME BS 1400 UPPER FLANGE HAS A DENT AT STRINGER 26L. REPAIRED IAW REO-G20819, REV 1R, & EO B757-53-10-64436-4.
- [SDR IPXA2017060517922](https://openairdocs.org/sdr/IPXA2017060517922.md): Floor Support · dented · May 17, 2017 · N447UP · Boeing 75724APF · Fuselage Miscellaneous Structure
  > INSPECTION TYPE: C-12, AFT CARGO RT SIDE BY DOOR UPPER SILL, RT OUTBOARD FLOOR SUPPORT IS DENTED ON THE TOP FLANGE. REPAIRED IAW SRM 53-00-53-2R
- [SDR IPXA2017060117776](https://openairdocs.org/sdr/IPXA2017060117776.md): Skin · dented · May 17, 2017 · N447UP · Boeing 75724APF · Trailing Edge Flaps
  > INSPECTION TYPE: C12, RT WING INBOARD MAIN FLAP UPPER SKIN SURFACE DENTED 35 INCHES FROM THE INBD EDGE AND 19 INCHES FORWARD OF TRAILING EDGE. REPAIRED IAW SRM 51-70-10, REPAIR 2.
- [SDR IPXA2017052417501](https://openairdocs.org/sdr/IPXA2017052417501.md): Skin · dented · May 17, 2017 · N447UP · Boeing 75724APF · Fuselage Main, Plate/Skin
  > INSPECTION TYPE: C12, DENT FOUND ON THE FUSELAGE SKIN NEAR BS 1720. FABRICATED AND INSTALLED EXTERNAL REPAIR DOUBLER IAW SRM 53-00-01-2R.
- [SDR IPXA2017060317845](https://openairdocs.org/sdr/IPXA2017060317845.md): Skin · damaged · May 16, 2017 · N447UP · Boeing 75724APF · Fuselage Main, Plate/Skin
  > INSPECTION TYPE: C-12, FUSELAGE SKIN HAS A PROTRUSION RT SIDE AT BS 1680 STRINGER 17R. FABRICATED AND INSTALLED A REPAIR IAW 53-00-01, FIG 201, REPAIR 2, AND EO B757-5330-64440A.
- [SDR IPXA2017060217803](https://openairdocs.org/sdr/IPXA2017060217803.md): Support Fitting · corroded · May 16, 2017 · N447UP · Boeing 75724APF · Fuselage Main, Attach Fittings
  > INSPECTION TYPE: C12, RT MLG WW - AFT BULKHEAD, LOWER SUPPORT FITTING FOR INBD FLAP CARRIAGE HAS SPOTS OF CORROSION. REMOVED CORROSION IAW SRM 51-10-02 AND EO B757-5310-64372-A.
- [SDR IPXA2017060117775](https://openairdocs.org/sdr/IPXA2017060117775.md): Skin · dented · May 15, 2017 · N447UP · Boeing 75724APF · Trailing Edge Flaps
  > INSPECTION TYPE: C12, LEFT WING INBD MAIN FLAP LOWER SKIN DENTED. REPAIRED LEFT WING FLAP SKIN IAW SRM 51-70-10-2-2R.
- [SDR IPXA2017053117739](https://openairdocs.org/sdr/IPXA2017053117739.md): Skin · dented · May 15, 2017 · N447UP · Boeing 75724APF · Trailing Edge Flaps
  > INSPECTION TYPE: C12, LEFT WING INBD MAIN FLAP, LOWER SKIN DENTED. FABRICATED AND INSTALLED A REPAIR IAW SRM 51-70-10-2-2R.
- [SDR IPXA2017052417500](https://openairdocs.org/sdr/IPXA2017052417500.md): Skin · dented · May 15, 2017 · N447UP · Boeing 75724APF · Fuselage Main, Plate/Skin
  > INSPECTION TYPE: C12, UPPER FUSELAGE EXTERNAL SKIN DENTED BS 1663, STRINGER 4 - 5L. FABRICATED AND INSTALLED AN EXTERNAL REPAIR DOUBLER IAW SRM 53-00-01-2R, REPAIR 3.
- [SDR IPXA2017050316725](https://openairdocs.org/sdr/IPXA2017050316725.md): Pitot Head · malfunctioned · May 2, 2017 · N447UP · Boeing 75724APF · Pitot/Static System
  > LEFT AUX PITOT ILLUMINATED IN FLT ALONG WITH LT AUX PITOT EICAS. REMOVED AND REPLACED THE LEFT AUX PITOT PROBE IAW MM 34 11 01
- [SDR IPXA2016092508602](https://openairdocs.org/sdr/IPXA2016092508602.md): Monitor · inoperative · Sep 25, 2016 · N447UP · Boeing 75724APF · Engine Ignition Analyzer System
  > PRECAUTIONARY SHUTDOWN OF LEFT ENGINE DUE TO N3 VIBRATION IN AMBER BAND 4.3 YELLOW. BROUGHT ENGINE TO IDLE STILL IN AMBER BAND 4.3-3.9, CHECKED LT ENG MASTER CHIP DETECTOR. CONDITION NORMAL. MEASURED WIRING N3 TACHOMETER TRANSMITTER TO LT AVM & VIBRATION TR
- [SDR IPXA2015062590545](https://openairdocs.org/sdr/IPXA2015062590545.md): Latch · cracked · Jun 25, 2015 · N447UP · Boeing 75724APF · Fuselage Miscellaneous Structure
  > INSPECTION TYPE: C, BARREL NUT HOLE WAS FOUND TO BE CRACKED. NEW LATCH SUPPORT FITTING INSTALLED ON CARD 038704.
- [SDR IPXA2015060689891](https://openairdocs.org/sdr/IPXA2015060689891.md): Floor Panel · damaged · May 29, 2015 · N447UP · Boeing 75724APF · Fuselage Floor Panel
  > INSPECTION TYPE: C, MAIN DECK FLOOR PANEL 242XKF HAS EDGE DAMAGE. FABRICATED A NEW FLOOR PANEL IAW SREO B757-5320-9692-H.
- [SDR IPXA2015060689890](https://openairdocs.org/sdr/IPXA2015060689890.md): Floor Panel · damaged · May 29, 2015 · N447UP · Boeing 75724APF · Fuselage Floor Panel
  > INSPECTION TYPE: C, MAIN DECK FLOOR PANEL 241XBF HAS EDGE DAMAGE. FABRICATED A NEW FLOOR PANEL IAW SREO B757-5320-9692-H.
- [SDR IPXA2015060689888](https://openairdocs.org/sdr/IPXA2015060689888.md): Floor Panel · damaged · May 29, 2015 · N447UP · Boeing 75724APF · Fuselage Floor Panel
  > INSPECTION TYPE: C, MAIN DECK FLOOR PANEL 251XBF HAS DAMAGE. FABRICATED A NEW FLOOR PANEL IAW SREO B757-5320-9692-H.

Next page: https://openairdocs.org/aircraft/N447UP/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 = 'N447UP' AND registry_match = 'registration'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/aircraft/N447UP/reports

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