# Service difficulty reports: Boeing 747-409F

A list on [Boeing 747-409F](https://openairdocs.org/model/boeing-747-409f.md).

Newest first. General aviation reporting is voluntary.

Page 1 of 2 · 92 reports

- [SDR UIEA2026091800883](https://openairdocs.org/sdr/UIEA2026091800883.md): Oil Filter · false indication · Sep 17, 2026 · N439GT · Boeing 747409F · Turbine Engine Oil System
  > EICAS MESSAGE ENG 3 OIL FILTER DISPLAYED RAN QRH AND COMPLETED QRH SHUTDOWN ENG 3. PERFORMED FIM TASK 71-00 & TASK A07 PER BLOCK 41. AFTER ENG RUN NO DEBRIS WAS FOUND; CONTINUED IN SERVICE. PERFORMED FIM TASK 79-00 FAULT TREE FIG 103. MSG CLEARED AND NO BLOCK
- [SDR UIEA2026091100873](https://openairdocs.org/sdr/UIEA2026091100873.md): Stiffener · corroded · Sep 11, 2026 · N438GT · Boeing 747409F · Elevator Miscellaneous Structure
  > CORRODED STRUCTURE, LT HORIZONTAL STAB INTERNAL ELEV STA 256.82 AREA. REMOVED DAMAGED PARTS IAW SRM 51-40-02-0G-0, REV 107. FABRICATED NEW PARTS IAW EI T2026A55M-1790, REV 1, & WS 60655. INSTALLED FABRICATED PARTS IAW SRM 51-40-02-0G-0, REV 107, & DWG 65B0
- [SDR UIEA2026091100872](https://openairdocs.org/sdr/UIEA2026091100872.md): Angle · corroded · Sep 11, 2026 · N438GT · Boeing 747409F · Fuselage Miscellaneous Structure
  > FOUND M/D CARGO FLOOR STRUCTURE CORRODED AT BS 2280, RBL 55. REMOVED DAMAGED PART IAW SRM 51-40-02-0G-0, REV 107. FABRICATED NEW PART IAW WS 60678. INSTALLED FABRICATED PART IAW SRM 51-40-02-0G-0, REV 107, AND DWG 146U3482, SH 3, REV B. JOB COMPLETED AND CO
- [SDR UIEA2026091100871](https://openairdocs.org/sdr/UIEA2026091100871.md): Retainer · corroded · Sep 11, 2026 · N438GT · Boeing 747409F · Landing Gear Doors
  > CORRODED RETAINER, RT BODY L/G WW INBD DOOR OUTBD EDGE. REMOVED CORROSION RETAINER IAW SRM 51-40-02-0G-0, REV 107. INSTALLED NEW PART IAW DWG 65B10920, SH 3, REV B, AND SRM 51-40-02-0G-0 REV 107. JOB COMPLETED AND CONDITION CHKD NORMAL.
- [SDR UIEA2026091100870](https://openairdocs.org/sdr/UIEA2026091100870.md): Retainer · corroded · Sep 11, 2026 · N438GT · Boeing 747409F · Landing Gear Doors
  > CORRODED RETAINER, LT BODY L/G W/W INBD DOOR. REMOVED CORROSION RETAINER IAW SRM 51-40-02-0G-0, REV 107. INSTALLED NEW RETAINER IAW DWG 65B10920 SH 3 REV B AND SRM 51-40-02-0G-0 REV 107. JOB COMPLETED AND CONDITION CHKD NORMAL.
- [SDR UIEA2026091100869](https://openairdocs.org/sdr/UIEA2026091100869.md): Web · corroded · Sep 11, 2026 · N438GT · Boeing 747409F · Horizontal Stabilizer Miscellaneous Structure
  > CORRODED WEB LT HORIZONTAL STAB INTERNAL ELEV STA 381.8. REMOVED DAMAGED PART IAW SRM 51-40-02-0G-0 REV 107. FABRICATED PART IAW EGAT W/S 60656. INSTALLED FABRICATED PART IAW SRM 51-40-02-0G-0 REV 107 AND DWG 65B03682 SH 2 REV C. JOB COMPLETED AND CONDIT
- [SDR UIEA2026091100868](https://openairdocs.org/sdr/UIEA2026091100868.md): Skin · dented · Sep 11, 2026 · N438GT · Boeing 747409F · Trailing Edge Flaps
  > DENTED SKIN, LT WING INBD MID FLAP LWR SKIN. PERFORMED PERMANENT REPAIR OF LT WING INBD MID FLAP LOWER SKIN AT WBL 335.55 IAW SRM 57-53-01-2R-1 REV 107, SRM 51-70-10-2R-2 REV 107 & SRM 51-70-10-2R-0 REV 107. CONDITION CHKD SATISFACTORY.
- [SDR UIEA2026091100867](https://openairdocs.org/sdr/UIEA2026091100867.md): Skin · dented · Sep 11, 2026 · N438GT · Boeing 747409F · Wing, Plate/Skin
  > DENTED SKIN, LT WING INBD MID FLAP LWR SKIN INBD SIDE. PERFORMED PERMANENT REPAIR OF DENT DAMAGE ON THE OUTER SKIN OF LT WING INBD MID FLAP LOWER INBD PANEL ASSY AT WBL 295 IAW EGAT EI T2026A57M-1808 REV 1. CONDITION CHECK IS SATISFACTORY.
- [SDR UIEA2026091100866](https://openairdocs.org/sdr/UIEA2026091100866.md): Skin · debonded · Sep 11, 2026 · N438GT · Boeing 747409F · Wing, Plate/Skin
  > DEBONDED SKIN, LT WING INBD AILERON EXTERNAL LWR SKIN. REMOVED THE DISBONDED MATERIAL & CLEANED THE AREA. MEASURED THE DAMAGED AREA (L= 3", W= 1", 2" & FROM T/E, 28" FROM THE OTBD EDGE LWR SKIN, WITHOUT CORE DAMAGE). BONDED THE REPAIR PLIES WITH RESIN, CURE
- [SDR UIEA2026091100865](https://openairdocs.org/sdr/UIEA2026091100865.md): Rib · cracked · Sep 11, 2026 · N438GT · Boeing 747409F · Wing, Rib/Bulkhead
  > CRACK DAMAGE ON THE RIB OF LT WING FIXED L.E. AT ILES 756.95. REPAIRED THE CRACKED AREA IAW EI T2026A57M-1712 REV 1. 2. CONDITION CHKD NORMAL AND JOB COMPLETED.
- [SDR UIEA2026072200638](https://openairdocs.org/sdr/UIEA2026072200638.md): Engine · malfunctioned · Jul 22, 2026 · N438GT · Boeing 747409F · Engine Fuel and Control
  > NR 2 ENGINE FAILED TO SPOOL ABOVE IDLE WHEN T/O THRUST SET. RESPONDS SLOWLY TO THRUST LEVER INPUTS. PERFORMED MPA RUNS ON NR 2 ENGINE, NO FAULTS NOTED. PERFORMED HIGH-ENERGY STOP CONDITIONAL INSP IAW AMM 05-51-10. NO FAULTS NOTED.
- [SDR UIEA2026070900585](https://openairdocs.org/sdr/UIEA2026070900585.md): Tire · burst · Jul 9, 2026 · N439GT · Boeing 747409F · Tire
  > ADVISE TIRE DEBRIS LEFT IN PVG. PLANNED ANC LANDING STOP ON RUNWAY. CITY OPS ADVISED 2 TIRES MISSING. PER AMM 32-45-01 & IPC 32-45-03-02. C/W BLOWN TIRES INSPECTION PER AMM 05-51-25-202-009. R & R NR 5, 6, 7, & 8 TORQUE LIMITER PER AMM 32-42-20 REV 116 & IPC
- [SDR U2RA2026060200029](https://openairdocs.org/sdr/U2RA2026060200029.md): Web · corroded · May 25, 2026 · N569CA · Boeing 747409F · Fuselage Miscellaneous Structure
  > L/H WING, L/G, W/W, KEEL BEAM AREA CENTER WEB CHORD CORROSION. (STA1276-1287) REPAIR ACCOMPLISHED IAW SRM AND FAA FORM 8100-9 CASE #06342669 CATEGORY A REPAIR 02JUN2026
- [SDR U2RA2026052400029](https://openairdocs.org/sdr/U2RA2026052400029.md): Battery Pack · inoperative · May 19, 2026 · N569CA · Boeing 747409F · Emergency Lighting
  > EMERGENCY BATTERY PACK INOPERATIVE.
- [SDR UIEA2026042700249](https://openairdocs.org/sdr/UIEA2026042700249.md): Motor · failed · Apr 27, 2026 · N439GT · Boeing 747409F · Electrical Power System
  > TRONG FUMES IN FLIGHT DECK. APPLIED FIM 21-00-10 T/S, FOUND M/D PDU 6 RT ELECTRICAL MOTOR STUCK INOP. PDU 6 RH DEACTIVATED. R & R NR 6R PDU IAW AMM 25-53-01-004-001-004. OPS CHKD OK.
- [SDR UIEA2026021300049](https://openairdocs.org/sdr/UIEA2026021300049.md): Sequence Valve · faulted · Feb 13, 2026 · N439GT · Boeing 747409F · Landing Gear Retraction/Extension System
  > GEAR WOULD NOT STAY UP WITH THE LANDING GEAR HANDLE IN THE UP POSITION MOVED HANDLE TO THE OFF POSITION WHILE INDICATING UP AND THE GEAR REMAINED UP INSTEAD OF DROPPING. R & R NOSE GEAR SEQUENCE VALVE IAW AMM 32-34-07-004-001, 32-34-07-404-006 & IPC 32-34-07-
- [SDR UIEA2026021500052](https://openairdocs.org/sdr/UIEA2026021500052.md): Sequence Valve · faulted · Feb 13, 2026 · N439GT · Boeing 747409F · Landing Gear Retraction/Extension System
  > GEAR WOULD NOT STAY UP WITH THE LANDING GEAR HANDLE IN THE UP POSITION. MOVED HANDLE TO THE OFF POSITION WHILE INDICATING UP, AND GEAR REMAINED UP INSTEAD OF DROPPING. R & R NOSE GEAR SEQUENCE VALVE IAW AMM 32-34-07-004-001, 32-34-07-404-006 & IPC 32-34-07-02
- [SDR UIEA2026013000021](https://openairdocs.org/sdr/UIEA2026013000021.md): Trunnion · corroded · Feb 5, 2026 · N439GT · Boeing 747409F · Fuselage, Landing Gear Attach Fittings
  > LEFT BODY GEAR INBOARD TRUNNION, AIRCRAFT SIDE HAS CORROSION. BLENDED AREA ON LT BODY GEAR INBD TRUNNION. PERFORMED NDT AND DVI INSP. NO DEFECTS NOTED. ACCOMPLISHED FLAP PEEN, APPLIED TREATMENT, PRIMER & TOPCOAT IAW SRM 53-40-90-2R-1, REP 1, PAGE 7. COMPLYE
- [SDR UIEA2026013000022](https://openairdocs.org/sdr/UIEA2026013000022.md): Trunnion · gouged · Feb 5, 2026 · N439GT · Boeing 747409F · Fuselage, Landing Gear Attach Fittings
  > GOUGE ON LT NLG TRUNNION BEARING CAP FWD AND AFT I/B CORNER. REPAIRED DAMAGE ON LT NLG TRUNNION BEARING CAP FWD AND AFT INBD CORNERS. IAW BOEING MESSAGE EA C-TLS-26-0002-10B. PERMANENT REPAIR WITH NO ADDITIONAL SUPPLEMENTAL INSPECTIONS. NO FURTHER DEFECTS NOT
- [SDR UIEA2026013000023](https://openairdocs.org/sdr/UIEA2026013000023.md): Trunnion · corroded · Feb 5, 2026 · N439GT · Boeing 747409F · Fuselage, Landing Gear Attach Fittings
  > CORROSION ON OTBD EDGE OF LT BODY GEAR TRUNNION CAP. BLENDED AREA ON OTBD EDGE OF LT BODY GEAR TRUNNION INBD CAP. PERFORMED NDT AND DVI INSP. NO DEFECTS NOTED. ACCOMPLISHED FLAP PEEN, APPLIED TREATMENT, PRIMER AND TOPCOAT PER 747 SRM 53-40-90-2R-1 REP 1 PG 7
- [SDR UIEA2026013000024](https://openairdocs.org/sdr/UIEA2026013000024.md): Junction Box · corroded · Feb 5, 2026 · N439GT · Boeing 747409F · Fuselage Structure (General)
  > JUNCTION BOX COVER FOR RIGHT HAND BODY GEAR HAS CORROSION ON LOWER EDGE.(<P>REPAIRED AREA OF CORROSION ON RH BODY GEAR LOWER EDGE OF JUNCTION BOX PER SRM 51-70-13-2R-1 REPAIR 1. NO FURTHER DEFECTS NOTED</P>)
- [SDR UIEA2026013000025](https://openairdocs.org/sdr/UIEA2026013000025.md): Junction Box · corroded · Feb 5, 2026 · N439GT · Boeing 747409F · Fuselage Structure (General)
  > JUNCTION BOX COVER J15, FOR LT BODY GEAR HAS CORROSION ON LOWER EDGE. REPAIRED CORROSION OF THE J15 JUNCTION BOX OF THE LT BODY GEAR IAW SRM 51-70-13-2R-1. NO FURTHER DFECTS NOTED.
- [SDR UIEA2026013000026](https://openairdocs.org/sdr/UIEA2026013000026.md): Trunnion · corroded · Feb 5, 2026 · N439GT · Boeing 747409F · Fuselage, Landing Gear Attach Fittings
  > CORROSION ON LT NLG TRUNNION BEARING CAP INBD SIDE. BLENDED OUT CORROSION ON THE LT NLG TRUNNION BEARING CAP INBD SIDE FACE AREA, WITHIN LIMITS. TREATED AREA PROTECTIVE FINISH ON BLENDED AREA IAW SRM 53-10-90-2R-1, REPAIR 1, FIG 201, DETAIL II. NO FURTHER DEF
- [SDR UIEA2026013000027](https://openairdocs.org/sdr/UIEA2026013000027.md): Trunnion · corroded · Feb 5, 2026 · N439GT · Boeing 747409F · Fuselage, Landing Gear Attach Fittings
  > CORROSION ON RT NLG TRUNNION BEARING CAP INBD SIDE. BLENDED OUT CORROSION ON THE RT NLG TRUNNION BEARING CAP INBD SIDE IAW SRM 51-10-90-2R-1, FIG 201. NO FURTHER DEFECTS NOTED.
- [SDR UIEA2025121301342](https://openairdocs.org/sdr/UIEA2025121301342.md): Pca · faulted · Dec 13, 2025 · N439GT · Boeing 747409F · Hydraulic System, Main
  > HYD PRESS ENG 1. FOLLOWED FIM 29-11 TASK 803, NO CMS MESSAGE FOUND. R & R HYDIM 1 PCA PER AMM 29-11-42-004-001 & IPC 29-11-42-01B. OPS CHKD GOOD.. PFMD ENG 1 IDLE RUN IAW 71-00-00, OPS CHECK GOOD. NO 30 DAY HISTORY.
- [SDR U2RA2025110200025](https://openairdocs.org/sdr/U2RA2025110200025.md): Spar · cracked · Oct 26, 2025 · N569CA · Boeing 747409F · Horizontal Stabilizer, Spar/Rib
  > DURING A-CHECK INSPECTION AT SHARP TK LOCATED IN RKSI, A CRACK INDICATION WAS DETECTED AT THE INBOARD UPPER HOLE OF THE HORIZONTAL STABILIZER REAR SPAR UPPER CHORD AT RBL 43.5 BY OPEN-HOLE HFEC. OVERSIZED HOLE AND FREEZE PLUG INSTALLATION PERFORMED IAW BOEING
- [SDR UIEA2025081101119](https://openairdocs.org/sdr/UIEA2025081101119.md): Torque Box · corroded · Aug 19, 2025 · N438GT · Boeing 747409F · Fuselage Main, Structure
  > AFT CARGO COMPT TORQUE BOX PANEL AT STA 1840 TO STA 1860 RBL 6 TO RBL 23 FOUND WITH SURFACE CORROSION(<P>WEB REMOVED AND REPLACED AS PER BOEING DWG 65B06314. NO FURTHER DEFECTS NOTED.</P>)
- [SDR UIEA2025081601126](https://openairdocs.org/sdr/UIEA2025081601126.md): Bulb · inoperative · Aug 19, 2025 · N438GT · Boeing 747409F · Emergency Lighting
  > EMER SLIDE LIGHT L01533 FOUND LIGHT FUSED.(<P>EMER SLIDE LIGHT LAMPS (2EA) REMOVED AND REPLACED AND OPS TEST CARRIED OUT AS PER B747 AMM 33-51-10-962-001 REV 114, FOUND SATIS.</P>)
- [SDR UIEA2025081601127](https://openairdocs.org/sdr/UIEA2025081601127.md): Battery · no test · Aug 19, 2025 · N438GT · Boeing 747409F · Emergency Lighting
  > REF TO TASKCARD 33-050-01-01, FOUND EMER LIGHT AT SLIDE LIGHT L1533 AND EXIT SIGN NOT ILLUMINATED.(<P>EMER BATT ASSY M1969 REMOVED AS PER B747 AMM 33-51-04-002-009-001 REV 114 AND REPLACED AS PER B747 AMM 33-51-04-402-012-001 REV 114 AND OPS TEST CARRIED OUT.
- [SDR UIEA2025081801129](https://openairdocs.org/sdr/UIEA2025081801129.md): Floorbeam · corroded · Aug 19, 2025 · N438GT · Boeing 747409F · Fuselage Main, Floor Beam
  > MAIN DECK COMPT AFTER ADDITION FLOOR PANELS OPEN UP FOR REPAIR LH STA 988 LBL 77 TO 90 FLOOR BEAM UPPER CHORD FOUND CORROSION(<P>MAIN DECK COMPT LH STA 988 LBL 77 TO 90 DAMAGED FLOOR BEAM UPPER CHORD REPAIRED, COMPLIED AS PER B747-400F SRM 53-00-51 REPAIR 3 RE
- [SDR UIEA2025081801130](https://openairdocs.org/sdr/UIEA2025081801130.md): Spar · cracked · Aug 19, 2025 · N438GT · Boeing 747409F · Wing Spar
  > RHW I/B T/E REAR SPAR UPPER CHORD AT WS 540 AREA FOUND CRACKED(<P>CRACKED AT RHW I/B T/E REAR SPAR UPPER CHORD AT WS 540 AREA REPAIRED AS PER EN #3398-25 REV 0 REPAIR CATEGORIZED AS €ŒCATEGORY A€? PERMANENT REPAIR AND REPAIR CLASSIFIED AS €ŒMAJOR REPAIR€?
- [SDR UIEA2025081801131](https://openairdocs.org/sdr/UIEA2025081801131.md): Support Angle · corroded · Aug 19, 2025 · N438GT · Boeing 747409F · Fuselage Miscellaneous Structure
  > AFT CARGO COMPT SUPPORT ANGLE AT STA 1900 LBL 6 & RBL 6 FOUND CORRODED(<P>AFT CARGO COMPT SUPPORT ANGLE AT STA 1900 LBL 6 & RBL 6 FOUND CORROSION OUT OF LIMIT AND REPAIRED CARRIED OUT AS PER B747-400F SRM 53-60-07-2R-6 REPAIR 6 REV 104 & EN# 3459-25 REV 0. NO
- [SDR UIEA2025071900978](https://openairdocs.org/sdr/UIEA2025071900978.md): Engine · damaged · Jul 19, 2025 · N439GT · Boeing 747409F · Engine (Turbine/Turboprop)
  > ENG #3 SEVERE DAMAGE. NO OIL QUANTITY. REMOVED AND REPLACED #3 ENGINE IAW AMM 71-00-02-004-001-J00. PERFORMED ENGINE TEST RUN IAW AMM 71-00-00-700-801-J00 TEST #3. ALL OPS SATISFACTORY AND NO LEAKS OBSERVED. REF W/O 149634.
- [SDR UIEA2025033100419](https://openairdocs.org/sdr/UIEA2025033100419.md): Smoke Detector · false activation · Mar 31, 2025 · N438GT · Boeing 747409F · Smoke Detection
  > DURING CRUSE FLIGHT, A FIRE MAIN DECK AFT EICAS MESSAGE ILLUMINATED. CREW RETURNED N438GT TO ANC.<BR>(<P>EFFECTED SMOKE DETECTORS 11 AND 12 FOR ZONE 12 LOOP A AND ZONE 11 LOOP A WERE REMOVED, CLEANED AND REINSTALLED. OPERATION TEST AND SYSTEM TEST WERE PERFORM
- [SDR UIEA2025033000416](https://openairdocs.org/sdr/UIEA2025033000416.md): Fire Detector · false activation · Mar 30, 2025 · N438GT · Boeing 747409F · Fire Detection
  > DURING FLIGHT, CREW INDICATED FIRE MAIN DECK AFT EICAS MESSAGE. CREW RETURNED TO ANC FOLLOWING EVENT.(<P>REPLACED THE MAIN DECK ZONE 12 LOOP A DETECTOR IAW AMM 26-14-01. OPS CHECK GOOD. TEST PASSED MESSAGE CLEARED.
- [SDR UIEA2025030400205](https://openairdocs.org/sdr/UIEA2025030400205.md): Slide · out of tolerance · Mar 10, 2025 · N439GT · Boeing 747409F · Escape Slide
  > UPPER DECK COMP- REQUIRE TO REPLACE THE UPP DECK DOOR SLIDE RAFT PACK DUE TO SLIDE RAFT PACK BULKY & TOP COVER CANNOT OPEN OR CLOSE SMOOTHLY(<P>R/R UPPER DECK DOOR SLIDE RAFT PACK IAW AMM 25-68-02 REV 112. NO FURTHER DEFECTS NOTED.</P>)
- [SDR UIEA2025030500206](https://openairdocs.org/sdr/UIEA2025030500206.md): Floor Support · damaged · Mar 10, 2025 · N439GT · Boeing 747409F · Fuselage Miscellaneous Structure
  > MAIN DECK COMPT - AFTER OPEN UP CTR TANK FLOOR PANEL AT STA 1200 - STA 1220 MOST O/B FLOOR SUPPORT FOUND HOLE ELONGATED. FLOOR SUPPORT REPAIRED AS PER EN #1010-25 REV.0. NO FURTHER DEFECTS NOTED.
- [SDR UIEA2025030500207](https://openairdocs.org/sdr/UIEA2025030500207.md): Rib · cracked · Mar 10, 2025 · N439GT · Boeing 747409F · Horizontal Stabilizer Miscellaneous Structure
  > RT HORIZONTAL STAB CLOSURE RIB LWR CHORD FOUND CRACKED. LWR CHORD REPAIRED AS PER SRM 55-10-09 REPAIR 13 REV.103. NO FURTHER DEFECTS NOTED.
- [SDR UIEA2025030500208](https://openairdocs.org/sdr/UIEA2025030500208.md): Rib · cracked · Mar 10, 2025 · N439GT · Boeing 747409F · Horizontal Stabilizer Miscellaneous Structure
  > RH HORIZONTAL STAB CLOSURE RIB WEB FOUND CRACKED NEAR LWR CHORD AREA. WEB REPAIRED AS PER SRM 55-10-09 REPAIR 13 REV.103. NO FURTHER DEFECTS NOTED.
- [SDR UIEA2025030600209](https://openairdocs.org/sdr/UIEA2025030600209.md): Stiffener · cracked · Mar 10, 2025 · N439GT · Boeing 747409F · Fuselage Main, Structure
  > DURNG HFEC INSPECTION AT BETWEEN RH STA 320 - 300, WL 130 NOSE WHEEL WELL STIFFENER PER SB 747-53A2465 FOUND CRACK APPROX 1.7" AS MARKED.(<P>STIFFENER REMOVED AND REPLACED AS PER SRM 51-40-02 REV.103 & SB 747-53A2465. NO FURTHER DEFECTS NOTED.</P>)
- [SDR UIEA2025030600210](https://openairdocs.org/sdr/UIEA2025030600210.md): Bulkhead · cracked · Mar 10, 2025 · N439GT · Boeing 747409F · Fuselage Main, Bulkhead
  > DURING OPEN HOLE HFEC INSP AT BS 2598 BULKHEAD LH FWD INNER CHORD FOUND 5TH HOLE FROM BOTTOM WITH CRACK INDICATION APPROX 7 O'CLOCK POS LOOK O/B AS MARKED.(<P>REPAIRED AS PER EN #1012-25 REV.0. <SPAN>NO FURTHER DEFECTS NOTED.</SPAN></P>)
- [SDR UIEA2025030600211](https://openairdocs.org/sdr/UIEA2025030600211.md): Skin · damaged · Mar 10, 2025 · N439GT · Boeing 747409F · Ailerons
  > RH INBD AILERON OTBD EDGE PREVIOUS DAMAGE NOTED. TAP TEST PER SRM 51-10-06-06-0G-2 WITHIN SRM LIMIT 51-70-02-17-0. RE-INSP AT A CHECK AND PERM REPAIR AT C-CHECK.(<P>REPAIRED RH INBD AILERON OTBD EDGE AS PER B747-400F SRM 51-70-17 REV.103. NO FURTHER DEFECTS NO
- [SDR UIEA2025030600212](https://openairdocs.org/sdr/UIEA2025030600212.md): Flap · damaged · Mar 10, 2025 · N439GT · Boeing 747409F · Trailing Edge Flaps
  > TRANSFER FROM ADD PAGE 2 OF 11, MDDR 224933 - RH WING VARIABLE CAMBER FLAP PERM REPAIR DUE WITHIN 25FC IAW EA-1957A200.(<P>RH WING VAIABLE CAMBER FLAP PERM REPAIRED AS PER B747-400F SRM 51-70-17 PARA 5B REV.103 & EA 1957A200 PART 3. DMI 224933 CLOSED.</P> / <!
- [SDR UIEA2025030900248](https://openairdocs.org/sdr/UIEA2025030900248.md): Strap · corroded · Mar 10, 2025 · N439GT · Boeing 747409F · Cargo/Baggage Doors
  > MAIN DECK COMPT - SIDE CARGO DOOR INNER LOWER STRAP AT FWD & AFT EDGE FOUND CORROSION.(<P>JOB ACCOMPLISHED AS PER EN #1011-25 REV.0 NO FURTHER DEFECTS NOTED. PN 65B17878-1</P>)
- [SDR UIEA2025012300104](https://openairdocs.org/sdr/UIEA2025012300104.md): Fire Warning · false activation · Jan 23, 2025 · N438GT · Boeing 747409F · Fire Detection
  > MAIN DECK FIRE INDICATION AND EICAS MSG IN FLIGHT (TRANSPORTING FRESH FLOWERS). NO FIRE ON BOARD.(<P>MDC DET EXCESSIVE MOISTURE EXPELLED. MSG NO LONGER ACTIVE. MSG ERASED IAW AMM 26-13-01. NO FURTHER DEFECTS NOTED.</P>)
- [SDR UIEA2025011500064](https://openairdocs.org/sdr/UIEA2025011500064.md): Fire Warning · false activation · Jan 16, 2025 · N438GT · Boeing 747409F · Fire Detection
  > ANC TOWER ALERTED CREW OF ENG 3 FIRE. CREW REPORTED NO FIRE OR OVERHEAT INDICATION. AHM DID NOT REPORT FIRE OR OVERHEAT CONDITION. A/C RETURNED TO BLOCKS.(<P>PERFORMED OPEN COWL GVI OF ENG 3 & ENG 4. NO DEFECTS NOTED. ACCOMPLISHED ENG FIRE INSPECTION PER 72-0
- [SDR UIEA2024082100841](https://openairdocs.org/sdr/UIEA2024082100841.md): Actuator · leaking · Aug 21, 2024 · N438GT · Boeing 747409F · Fuel Transfer Valve
  > FUEL IMBALANCE 2-3 EICAS, LE L4 FLAP DRIVE MESSAGE. FOR FUEL IMBALANCE FOLLOWED QRH TO MONITOR FOR ENG FUEL LEAK.(<P>PERFORMED #2 & #3 FUEL LEAK CHK INTERNALLY / EXTERNALLY AND NO LEAK FOUND PER AMM 28-22-07. R/R #2 CROSSFEED VALVE ACTUATOR THEN OPS & LEAK CHE
- [SDR UIEA2024081900838](https://openairdocs.org/sdr/UIEA2024081900838.md): Pdu · failed · Aug 19, 2024 · N439GT · Boeing 747409F · Leading Edge Slat Control System
  > 2 HR IN CRUISE FLIGHT, LEFT MID SPAN L/E FLAP INDICATED DEPLOYED, "FLAP PRIMARY" MASTER CAUTION. AFTER 5 MIN, FLAPS PRIMARY MASTER CAUTION, FLAP DRIVE CAUTION ANNUNCIATED, COULD NOT RETRACT IN FLIGHT, "LE MULTI DRIVE" STS MSG(<P>R/R L2 L/E SLAT PDU PER AMM
- [SDR UIEA2024080300786](https://openairdocs.org/sdr/UIEA2024080300786.md): Floor Panel · damaged · Aug 6, 2024 · N439GT · Boeing 747409F · Fuselage Floor Panel
  > MN DECK FLOOR PANELS JUST FORWARD OF SIDE CARGO DOOR LH HAS MULTIPLE CRACKS AND PUNCTURES.(<P>REFERENCE COBALT WO C1017 FOR SIGN OFFS. FAA FOR 8130-3 105870 FOR REPAIR OF MAIN DECK FLOOR PANEL JUST FWD OF SIDE CARGO DOOR LH SIDE. NO FURTHER DEFECTS NOTED PER S
- [SDR UIEA2024080300785](https://openairdocs.org/sdr/UIEA2024080300785.md): Floor Panel · damaged · Aug 6, 2024 · N439GT · Boeing 747409F · Fuselage Floor Panel
  > MN DK FLOOR PANEL LH SIDE AFT OF SIDE CARGO DOOR HAS MULTIPLE PUNCTURES AND CRACKS.(<P>REFERENCE COBALT WO C1016 AND C1018 FOR PROPER SIGN OFF. FAA FORM 8130-3 105871 FOR REPAIR OF MAIN DECK PANELS LH SIDE AFT OF SIDE CARGO DOOR. NO FURTHER DEFECTS NOTED PER S

Next page: https://openairdocs.org/model/boeing-747-409f/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 aircraft_model_key = '747409F'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/model/boeing-747-409f/reports

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