Boeing 747-412

Service difficulty reports · 332

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duckdb -csv -c "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 = '747412'
  ORDER BY difficulty_date DESC"

Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.

SDR U2RA2026101600065Smoke Detector · malfunctionedREFERENCE AML 0099548-2 INTERMITTENT MAIN DECK FIRE MSG ANNOUNCED ONCE DURING FLIGHT- FALSE. AS A RESULT OF T/S ZONE 12 LOOP A SMOKE DETECTOR FAULT MSG LATCHED PRESENT LEG FAULT SO REPLACED ZONE 12 LOOP A1, A2, A3 SMOKE DETECTOR AND OPER TEST NML IAW AMM 26-14Oct 9, 2026 · N702CA · Boeing 747412 · Smoke DetectionSDR U2RA2026100900065Battery Pack · dischargedUPPER DECK DOOR, EMERGENCY BATTERY PACK DISCHARGED. BATTERY PACK REPLACED. OPS NORMALOct 8, 2026 · N702CA · Boeing 747412 · DoorsSDR U2RA2026091000058Skin · corrodedDURING AIRCRAFT D-CHECK MAINTENANCE DISCOVERED CORROSION ON THE UPPER SKIN OF THE CENTER WING AT STA 1140, BETWEEN LBL 100 AND LBL 110. THE DAMAGE WAS REMOVED PER 747-400BCF SRM AND FOUND TO BE BEYOND PUBLISHED LIMITS. CORROSION BLENDED OUT AND REPAIR COMPLETAug 20, 2026 · N702CA · Boeing 747412 · Fuselage Main, Plate/SkinSDR U2RA2026090700052Door Frame · crackedLEFT WING FUEL SERVICE DOOR, FWD FIXED PANEL, 3 POINTS CRACKED, LES 702 - LES 848.5. AND DOOR FRAME CRACKED & FRONT BEAM CRACKED. FRAME & FRONT BEAM REPAIRED IAW SRM 51-40-02, 57-41-13 R3, AND 51-40-05.Aug 18, 2026 · N702CA · Boeing 747412 · Wing Main, Frame StructureSDR U2RA2026090700053Strap · crackedCRACK SIGNAL INDICATION AT MED NO.2 DOOR LOCATION S-19 1EA HOLE. AREA REINFORCED PER BOEING CASE# 06402015 AND 747 SRM 53-20-07 REPAIR 12 FAA FORM 8100-9 DATED 09/24/2026Aug 16, 2026 · N702CA · Boeing 747412 · Fuselage Main, StructureSDR U2RA2026091000057Skin · damagedRT WINGLET TIP BROKEN, SUSPECTED LIGHTNING STRIKE. RT WINGLET REPAIRED VIA FLIGHT VEHICLES CONSULTING INC. EO CONTROL NR 26123-1.Aug 13, 2026 · N702CA · Boeing 747412 · Wing, Plate/SkinSDR U2RA202609070005Frame · crackedR/H WING TO BODY FAIRING (STA 880 ) STRUCTURE CRACK ON FRAME ASSY AT BSTA 800, RBL 125,WL 180 PERMANENT REPAIR PER B747 SRM 53-00-71 REPAIR A. WITHOUT DEVIATIONS FAA FORM 8100-9 ISSUEDAug 11, 2026 · N702CA · Boeing 747412 · Aerodynamic FairingsSDR U2RA2026090400050Skin · crackedLEFT BODY LANDING GEAR OLEO STRUT DOOR UPPER HINGE BOX OUTER SKIN CRACKED, BS 1408.Aug 11, 2026 · N702CA · Boeing 747412 · Landing Gear DoorsSDR U2RA2026071600037Pump · leakingEICAS -HYD QTY LOW 1- DISPLAYED DURING CRUISE. REPLACED LEAKING NR 1 AIR DRIVEN HYDRAULIC PUMP.Jul 12, 2026 · N729CA · Boeing 747412 · Hydraulic Pump (Electric/Engine), MainSDR U2RA2026071400034Keelbeam · corrodedLEFT WING MLG WW KEELBEAM AREA CENTER WEB CHORD CORROSION. BS 1276-1287. REPAIR ACCOMPLISHED IAW SRM.Jun 2, 2026 · N569CA · Boeing 747412 · Fuselage Main, KeelSDR U2RA2026051100016Conduit · damagedRIGHT BODY LANDING GEAR FORWARD CONDUIT DAMAGED. PERFORMED TIME LIMITED REPAIR PER FLIGHT VEHICLES CONSULTING ENGINEERING ORDER 26068-1.May 9, 2026 · N702CA · Boeing 747412 · Fuselage Main, StructureSDR U2RA2026042800008Skin · puncturedPUNCTURED FUSELAGE SKIN BETWEEN BS 2742.64 AND BS 2753.10 AND BETWEEN BL0 AND RBL15.0 - ACCOMPLISHED MAJOR REPAIR.Apr 23, 2026 · N729CA · Boeing 747412 · Fuselage Main, Plate/SkinSDR U2RA2026042800009Skin · puncturedPUNCTURED FUSELAGE SKIN BETWEEN BS 2742.64 AND BS 2753.10 AND BETWEEN LBL 1.57 AND LBL 10.0. ACCOMPLISHED MAJOR REPAIR.Apr 23, 2026 · N729CA · Boeing 747412 · Fuselage Main, Plate/SkinSDR U2RA2026040100004Battery Pack · inoperativeUPPER DECK CEILING LIGHT ASSY INOPERATIVE. REPLACED THE LIGHT ASSY AND OPS CHECKED IAW AMM 33-28-05, FOUND ABNORMAL. REPLACED THE CEILING BATTERY ASSY AND OPS CHECKED IAW AMM 33-51-04 FOUND NORMAL.Apr 1, 2026 · N702CA · Boeing 747412 · Emergency LightingSDR UIEA2026020500043Panel · missingLOWER EXHAUST PANEL MISSING ON THE #3 ENG INLET COWL, IAW AMM 05-51-58 PARTS DEPART THE AIRPLANE INSPECTED, NO ADDITIONAL DAMAGE FOUND. PERFORM EA-1971A256 PER NON-MEL 247237 & 247238 (SEE NEXT LP FOR DEFERRAL). TRANSFER TO DMI 247232 IAW MEL 30-21-01A CAT CFeb 4, 2026 · N471MC · Boeing 747412 · Nacelle/Pylon, Main FrameSDR U2RA2026012600030Battery · inoperativeDURING A-CHECK AT RKSI, WHILE ACCOMPLISHING T/C 33-050-01-01, FOUND 11 EACH EMERGENCY LIGHT INOPERATIVE. BATTERY ASSY P/N: 2013-1A WAS REPLACED AND DOCUMENTED ON SHARP TECHNICS K W.O. MNT004216 / NR-0013. OPERATIONAL CHECK SATISFACTORY.Jan 19, 2026 · N756CA · Boeing 747412 · Emergency LightingSDR U2RA2025122900027Generator · failedAPU GENERATOR #2 HAS SPARKS COMING OUT OF CASE - APU AFTER FIRE INSPECTION IN ACCORDANCE WITH AIRCRAFT MAINTENANCE MANUAL 49-11-00. APU COOLING AIR INTAKE DAMAGED. APU DEFERRED PER MINIMUM EQUIPMENT LIST AND GENERATOR WILL BE REPLACED AT A LATER DATE.Dec 28, 2025 · N936CA · Boeing 747412 · AC Generator-AlternatorSDR U2RA2025122900026Generator · failedDURING CREW PREFLIGHT CHECKS (AIRCRAFT DOORS OPEN), APU FIRE AND APU AUTOSHUTDOWN DISPLAYED. - FOUND #1 APU GENERATOR MECHANICAL FAILURE CAUSING FIRE IN APU COMPARTMENT. FIRE CONTAINED TO APU COMPARTMENT AND WAS EXTINGUISHED BY CREW PERFORMING APU FIRE EXTINGDec 12, 2025 · N729CA · Boeing 747412 · AC Generator-AlternatorSDR U2RA2025100500022Cartridge · inoperativeDURING A CHECK, UPPER DECK DOOR LT EMERGENCY POWER SYSTEM BATTERY FOUND INOPERATIVE DURING TEST. CARTRIDGE ASSY WAS REPLACED. OPERATIONAL CHECK WAS SATISFACTORY.Sep 23, 2025 · N756CA · Boeing 747412 · Passenger/Crew DoorsSDR UIEA2025073001067Bushing · gougedLH BODY GEAR SIDE STRUT BUSHING (AIRCRAFT SIDE) IS GOUGED ON INSIDE.(<P>FABRICATED A NEW BUSHING PER BOEING SOPM 20-43-04 & EA 747-53-40-28-130537. NO FURTHER DEFECTS NOTED.</P>)Aug 2, 2025 · N471MC · Boeing 747412 · Main Landing Gear Strut/Axle/TruckSDR UIEA2025080401079Trunnion · damagedLH BODY GEAR WHEEL WELL INBD TRUNNION FITTING FWD AFT & INBD 3 EA MOUNTING BOLT HOLE INNER BORES HAS SCORING(<P>REMOVED SCORING PER EA 747 5340-28-B0538 & SRM 53-40-90-2R REPAIR 1. NO FURTHER DEFECTS NOTED.</P>)Aug 2, 2025 · N471MC · Boeing 747412 · Fuselage, Landing Gear Attach FittingsSDR UIEA2025080401080Trunnion · damagedRH BODY GEAR WHEEL WELL TRUNNION FWD MOUNTING BOLT HOLE INNER BORE HAS SCORING(<P>REMOVED SCORING ON THE INNER HOLE PER EA 747 5340-28-B0538 & SRM 53-40-90 REPAIR 2. NO FURTHER DEFECTS NOTED.</P>)Aug 2, 2025 · N471MC · Boeing 747412 · Fuselage, Landing Gear Attach FittingsSDR UIEA2025080401081Trunnion · damagedRH BODY GEAR WHEEL WELL INBD TRUNNION OTBD AND AFT MOUNTING BOLT HOLE INNER BORES HAVE SCORING(<P>REMOVED SCORING DAMAGE 2 EA INNER BORES PER EA 747 5340-28-B05301R & SRM 53-40-90 REPAIR 1. NO FURTHER DEFECTS NOTED.</P>)Aug 2, 2025 · N471MC · Boeing 747412 · Fuselage, Landing Gear Attach FittingsSDR UIEA2025080401082Trunnion · damagedRH BODY GEAR WHEEL WELL INBD TRUNNION OTBD AND AFT MOUNTING HOLE INNER BORES HAS SCORING(<P>REMOVED SCORING DAMAGE 2 EA INNER BORES PER EA 747 5340-28-B0538 1R & SRM 53-40-90 REPAIR 1. NO FURTHER DEFECTS NOTED.</P>)Aug 2, 2025 · N471MC · Boeing 747412 · Fuselage, Landing Gear Attach FittingsSDR UIEA2025080401083Trunnion · damagedLH BODY GEAR TRUNNION FITTING FWD MOUNTING HOLE INNER BORE HAS SCORING(<P>REMOVED SCORING PER EA 747 5340-28-B0438 REV 1 & SRM 53-40-90. NO FURTHER DEFECTS NOTED.</P>)Aug 2, 2025 · N471MC · Boeing 747412 · Fuselage, Landing Gear Attach FittingsSDR UIEA2025072501022Skin · damagedRH INBD FLAP T/E FORE FLAP MIDSECTION UPPER SURFACE HAS A SMALL HOLE 0.250 DIAMETER. ACCOMPLISHED REINFORCING REPAIR ON RH INBD FLAP T/E FORE FLAP UPPER SURFACE PER SRM 51-70-03-0G-0. NO FURTHER DEFECTS NOTED.Jul 28, 2025 · N471MC · Boeing 747412 · Trailing Edge FlapsSDR UIEA2025072501024Skin · damagedRH INBD FLAP T/E FORE FLAP HAS DAMAGE NEAR THE INBD TOGGLE HOOK L/E LOWER SKIN. ACCOMPLISHED REINFORCING REPAIR ON RH INBD FLAP T/E FORE FLAP PER SRM 51-70-07-0G-0 PARG 5A, 4C, 4E & 4G. NO FURTHER DEFECTS NOTED.Jul 28, 2025 · N471MC · Boeing 747412 · Trailing Edge FlapsSDR U2RA2025060500016Fire Detector · false indicationIN CRUISE, FIRE MN DK AFT EICAS MESSAGE DISPLAYED INTERMITTANTLY - TROUBLESHOOTING IN PROGRESSJun 1, 2025 · N702CA · Boeing 747412 · Fire DetectionSDR U2RA2025060200015Smoke Detector · faultedFIRE MAIN DECK AFT EICAS MESSAGE DISPLAYED AT THE GATE - REPLACED MULTIPLE MAIN DECK CARGO COMPARTMENT AFT SMOKE DETECTORS.May 31, 2025 · N702CA · Boeing 747412 · Smoke DetectionSDR U2RA2025020600010Rib · crackedDURING INSPECTION OF DATUM AIRCRAFT PER TASK CARD 57-934-01-01 (NOT AD INSPECTION), CRACKS WERE FOUND ON THE REF. /B/ RIB WEB, REF. /CL RIB UPPER CHORD AND REF. !DI RIB LOWER CHORD OF REF/A/ RHW FIXED TRAILING EDGE RIB INSTL AT WBL 255.692. PLEASE REFER TO FIGFeb 6, 2025 · N729CA · Boeing 747412 · Wing, Rib/BulkheadSDR U2RA2025020400001Support Bracket · wornDURING AIRCRAFT HEAVY CHECK IN XMV, HAECO MAINTENANCE DISCOVERED 1EA EXISTING REPAIR DOUBLER WAS INSTALLED ON REF. /A/ L1 MED FWD FRAME WEB. THE EXISTING DOUBLER WAS FOUND WORN DAMAGE DUE TO INTERFERENCE WITH THE REF. /C/ DOOR CUTOUT FWD FRAME SUPPORT BRACKET.Feb 4, 2025 · N729CA · Boeing 747412 · Fuselage Miscellaneous StructureSDR U2RA202502050009Skin · damagedDURING INSPECTION OF DATUM AIRCRAFT, ON SECTION 41 FUSELAGE SKIN, BETWEEN STA 488 AND STA 520 AND BETWEEN STR-22L AND STR-25L, WAS FOUND WITH BLEND OUT AND DENT DAMAGE.Jan 30, 2025 · N729CA · Boeing 747412 · Fuselage Main, Plate/SkinSDR 2025FA0000059Tension Tie · crackedTENSION TIE FRAME HOLES FOUND CRACKED WHILE ACCOMPLISHING ADSI 744530107Jan 3, 2025 · Boeing 747412 · Fuselage Main, StructureSDR U2RA2025020400003Skin · wornDURING INSPECTION OF THE DATUM AIRCRAFT, 2EA CRACKS (BOTH 0.5” LENGTH) WERE FOUND ON FUSELAGE SKIN (P/N: 65B07618 - 261) BETWEEN BSTA 338/BSTA 340 & BETWEEN STR-7L/STR-8L, AT AFT LOWER CORNER OF LHS NO. 3 FLIGHT COMPARTMENT WINDOW.Jan 2, 2025 · N729CA · Boeing 747412 · Fuselage Main, Plate/SkinSDR U2RA2025020400007Tee Angle · crackedLHW REFUEL SERVICE DOOR 2EA SUPPORT ZEES (P/N: 65B12724-2/-3) WERE FOUND CRACKED. THE ORIGINAL MATERIAL OF ZEE (P/N: 65B12724-2/-3) IS PLASTIC GLASS FABRIC REINFORCED EPOXY LAMINATE PER BAC5470. LAMINATIONS PER BMS8-79, CLASS I, TYPE 181.Jan 1, 2025 · N729CA · Boeing 747412 · Fuselage Miscellaneous StructureSDR 2025FA0000058Shear Tie · crackedSHEAR TIE WAS FOUND CRACKED DURING ACCOMPLISHMENT OF ADSI 744530259Jan 1, 2025 · Boeing 747412 · Fuselage Internal Mounting StructureSDR U2RA2025020400008Spar · corrodedCORROSION DAMAGE WAS FOUND ON WING CENTER SECTION REAR SPAR WEB P/N 111U1007-1 AFT SURFACE SAT JETTISON PUMP CUTOUT. DAMAGE WAS BLENDED OUT HOWEVER THE REMOVAL MATERIAL THICKNESS WAS MORE THEN 15%OF ORIGINALDec 31, 2024 · N729CA · Boeing 747412 · Fuselage Main, FrameSDR U2RA2025020400006Strap · chafedDURING INSPECTION OF DATUM AIRCRAFT, CHAFING DAMAGE WAS FOUND ON BSTA 1265 FRAME STRAP PIN 65B15428-604 BETWEEN S-17R/S-18R, AT R3 MED CUTOUT.Dec 28, 2024 · N729CA · Boeing 747412 · Fuselage Main, FrameSDR U2RA2025020400005Panel · chippedDISCOVERED EDGE DAMAGE TO THE RIGHT WING UPPER FIXED TRAILING EDGE PANEL. . THE DAMAGE WAS EVALUATED PER REF /A/. THE DAMAGE IS REPAIRABLE PER REF /B/ AND REF /C/. THE PANEL IS MADE FROM BMS8-79 CLASS I, TYPE 120, 181, 182, OR 184 PLASTIC GLASS FABRIC REINFORCDec 28, 2024 · N729CA · Boeing 747412 · Wing, Plate/SkinSDR U2RA2025020400004Panel · crackedDURING AIRCRAFT HEAVY CHECK IN XMV (XIAMEN, CHINA), HAECO MAINTENANCE DISCOVERED A CRACK IN THE LOWER SURFACE OF THE LEFT-WING MID FLAP COVE PANEL. SEE FIGURE 1 FOR DETAILS. THE DAMAGE WAS EVALUATED PER REF /A/ AND FOUND TO BE BEYOND PUBLISHED LIMITS. THE DAMADec 28, 2024 · N729CA · Boeing 747412 · Wing, Plate/SkinSDR U2RA2024120600067Bracket · brokenDURING SCHEDULED A-CHECK AT HAECO (NE1Y345K), DURING INSPECTION & SERVICING OF THE APU, THE APU DOOR FIRE SENSOR FORWARD MOUNDING BRACKET WAS FOUND BROKE; REFERENCE HAECO NON-ROUTINE WO.4103802. A REPAIR WAS EMBODIED UNDER FVCI EO 24212-1 REV B.Nov 28, 2024 · N756CA · Boeing 747412 · Auxiliary Power Unit (APU) DoorsSDR UIEA2024103001066Hydraulic Line · damagedHYD QTY LOW 4 EICAS MESSAGE 90 MINUTES AFTER TAKEOFF. SYS SHOWS COMPLETELY EMPTY WITH GEAR MON STS MSG. CONTACTED CKG (DEP AIRPORT) AND FOUND TIRE DEBRIS ON RUNWAY. CALLED ANC TO ADVISE. CREW PERFORMED ALTERNATE GEAR EXTENSION ON LANDING PER THE QRH PROCEDURE(Oct 29, 2024 · N471MC · Boeing 747412 · Hydraulic System, MainSDR U2RA2024110400065Skin · damaged"DURING A-CHECK INSPECTION, IT WAS DISCOVERED THAT THE SKIN, LOCATED ON THE OUTBOARD ENGINE CORE COWL OF ENGINE 3 HAD A A MISSING PIECE OF OUTER LAYER MATERIAL NEAR THE LOWER-FORWARD CORNER. A REPAIR WAS EMBODIED AND CLASSIFIED AS ""MAJOR"" VIA FVCI EO 24193-3Oct 29, 2024 · N729CA · Boeing 747412 · Nacelle/Pylon, Plate/SkinSDR U2RA2024110400064Skin · gouged"DURING A-CHECK INSPECTION, IT WAS DISCOVERED THAT THE SKIN, LOCATED ON THE OUTBOARD ENGINE CORE COWL OF ENGINE 2 HAD A DEEP GOUGE NEAR THE OIL ACCESS PANEL. A REPAIR WAS EMBODIED AND CLASSIFIED AS ""MAJOR"" VIA FVCI EO 24193-2. REF NAL M-8A 63130-44."Oct 29, 2024 · N729CA · Boeing 747412 · Nacelle/Pylon, Plate/SkinSDR U2RA2024110400063Seal · damaged"DURING A-CHECK INSPECTION, IT WAS DISCOVERED THAT THE AFT SEAL, LOCATED ON THE OUTBOARD ENGINE CORE COWL OF ENGINE 1 HAD A MISSING PORTION NEAR THE LOWER CORNER. A REPAIR WAS EMBODIED AND CLASSIFIED AS ""MAJOR"" VIA FVCI EO 24193-1. REF NAL M-8A 63130-12."Oct 29, 2024 · N729CA · Boeing 747412 · Engine (Turbine/Turboprop)SDR UIEA2024102001056Tire · failed#11 MAIN WHEEL ASSY BURST ON TAKEOFF FROM ICN DAMAGING AIRCRAFT. R & R #11 WHEEL ASSY IAW AMM 32-45-01. #12 TIRE BLOWN ON TAXI. R/R WHEEL ASSY PER AMM 32-45-01. PN VERIFIED PER IPC 32-45-03-02.</P> / <P>LP 1795779 M5 & M6: R/R #11 & #12 BRAKE ASSY PER AMM 32Oct 18, 2024 · N471MC · Boeing 747412 · TireSDR UIEA2024092300929Power Supply · no testFOUND EMERGENCY LIGHT POWER SUPPLY FUNCTION CHECK FAIL (M5057, M5170, M5056).(<P>1. IAW AMM 33-51-04-002-009-001 & 33-51-04-402-012-001 REV=110 REPLACED EMERGENCY LIGHT BATTERY AT M5057 7 M5120. 2. IAW AMM 33-51-04-902-001-001 REV. 110 REPLACED EMERGENCY LIGHTSep 23, 2024 · N471MC · Boeing 747412 · Emergency LightingSDR UIEA2024092300928Bracket · corrodedCORROSION - BRACKET FWD FUSELAGE LOWER SURFACE WING TO BODY AREA STA 920.(<P>1. REMOVED CORROSION BRACKETS IAW SRM 51-40-02-0G-0 REV=60. 2. INSTALLED NEW BRACKETS IAW DWG 65B06704 SH2 REV. H, 65B04118 SH2 REV. P AND SRM 51-40-02-0G-0 REV. 60. 3. CONDITION CHECSep 23, 2024 · N471MC · Boeing 747412 · Aerodynamic FairingsSDR UIEA2024092300927Support Beam · corrodedCORROSION DAMAGES ON THE UPPER CHORD OF LH WING FIXED TRAILING EDGE RIB AT ILES 994.50.(<P>1. REMOVED THE AFFECTED FASTENERS IAW SRM 51-40-02-0G-0 REV=60. 2. BLEND OUT THE DAMAGE AREA IAW SRM 51-10-02-0G-0 REV=60. 3. PFM NDT INSP REFER TO JOB CARD ATTACHING SHSep 23, 2024 · N471MC · Boeing 747412 · Wing Miscellaneous StructureSDR UIEA2024092300926Support Beam · corrodedCORROSION DAMAGES ON THE UPPER CHORD OF LH WING FIXED TRAILING EDGE SUPPORT BEAM AT WBL 304.372.(<P>1. REMOVED THE AFFECTED FASTENERS IAW SRM 51-40-02-0G-0 REV=60. 2. BLEND OUT THE DAMAGE AREA IAW SRM 51-10-02-0G-0 REV=60. 3. PFM NDT INSP REFER TO JOB CARD ATTSep 23, 2024 · N471MC · Boeing 747412 · Wing Miscellaneous Structure
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