R/R LEFT ADC REF AIPC 34-12-01-61 & AMM 34-12-01-004-205. AIR DATA SYSTEM OPS CHECK NORMAL IAW AMM 34-12-00-715-001.
) - [SDR UIEA2026102300993](https://openairdocs.org/sdr/UIEA2026102300993.md): Fire Warning · false activation · Oct 12, 2026 · N472MC · Boeing 74745E · Fire Detection > CARGO FIRE AFT MASTER WARNING AFTER LANDING. PERFORMED LWR CARGO SMOKE DETECTION OPS TEST, TEST PASSED IAW AMM 26-16-00. - [SDR IPXA2026100851661](https://openairdocs.org/sdr/IPXA2026100851661.md): Strap · broken · Oct 8, 2026 · N578UP · Boeing 74745E · Fuselage Main, Structure > MAJOR REPAIR, TRIM BACKING BROKEN STATION 7120. REPAIRED IAW EO-98860-REQ1 - [SDR UIEA2026100100937](https://openairdocs.org/sdr/UIEA2026100100937.md): Extinguisher · low pressure · Oct 2, 2026 · N473MC · Boeing 74745E · Extinguishing System > BTL LOW CARGO A & B STATUS MESSAGE(REMOVED AND REPLACED LOWER CARGO FIRE EXTINGUISHER BOTTLE A IAW AMM 26-23-01/401 & IPC 26-20-01-03. OPS CHECK AND LEAK CHECK GOOD. R & R LOWER CARGO FIRE EXT BOTTLE B, C, & D IAW AMM 26-23-01/401 AND IPC 26-24-01-05. REPLA - [SDR IPXA2026101229819](https://openairdocs.org/sdr/IPXA2026101229819.md): Warning Message · illuminated · Oct 1, 2026 · N578UP · Boeing 74745E · Door Warning System > L1 DOOR NOT SHOWING CLOSED AND LATCHED ON EXTERIOR DOOR SYNOPTIC WHEN L1 DOOR CLOSED FOUND L-1 DOOR CLOSE SWITCH NG.REPLACED L-1 DDOR CLOSE SWITCH PER AMM 52-71-01.NOW L-1 DOOR INDICATION BACK TO NORMAL. - [SDR IPXA2026100129819](https://openairdocs.org/sdr/IPXA2026100129819.md): Warning Message · indication · Oct 1, 2026 · N578UP · Boeing 74745E · Door Warning System > L1 DOOR NOT SHOWING CLOSED AND LATCHED ON EXTERIOR DOOR SYNOPTIC WHEN L1 DOOR CLOSED DEFER PER MEL 52-73-1-0-1. - [SDR IPXA2026090480472](https://openairdocs.org/sdr/IPXA2026090480472.md): Latch · broken · Sep 4, 2026 · N578UP · Boeing 74745E · Emergency Equipment > PED- LITHIUM FIRE CONTAINMENT CASE IS BROKEN SECURING LATCH PERFORMED SREO-90628-REQ2, PED FIRE CONTAINMENT CASE TAMPER SEAL DAMAGED, MISSING OR DAMAGED FILTER COVERS OR CASE MISSING FROM AIRCRAFT. INSTALLED PED CASE PER SREO-90628-REQ20. - [SDR IPXA2026083188098](https://openairdocs.org/sdr/IPXA2026083188098.md): Tire Tread · separated · Aug 29, 2026 · N579UP · Boeing 74745E · Tire > NUMBER 6 TIRE LOST TREAD FROM ENTIRE CIRCUMFERENCE. CASING PLIES SHOWING. EMERGENCY DECLARED. REPLACED NR 6 MAIN WHEEL ASSY IAW MM 32-45-01-4. - [SDR IPXA2026090287354](https://openairdocs.org/sdr/IPXA2026090287354.md): Actuator · faulted · Aug 23, 2026 · N579UP · Boeing 74745E · Fixed Inner Doors > EICAS DOOR U/D FLT LK ON CLIMB OUT, NO PRESSURIZATION ISSUES. INSTALLED R/H UPPER DECK DOOR FLIGHT LOCK ACTUATOR REF MM 52-23-08. PLACED AIRCRAFT IN AIR MODE REF MM 32-09-02, ACTUATOR OPS CHECK NORMAL REF MM 52-23-08. - [SDR IPXA2026082480215](https://openairdocs.org/sdr/IPXA2026082480215.md): Fire Warning · false activation · Aug 23, 2026 · N578UP · Boeing 74745E · Fire Detection > FIRE CARGO FWD EICAS MSG ON SHORT FINAL EXTINGUISH AFTER APPROX 15 SECONDS NO STATUS MSG,CMC MSG SHOWS CARGO FWD. -4 LOOP -B FAIL,FIM 26-16 TASK 891 FOLLOWED. OPERATIONAL TEST C/OUT,TEST PASS.REV 15 JUL 2026. - [SDR UIEA2026082200785](https://openairdocs.org/sdr/UIEA2026082200785.md): Fire Warning · false activation · Aug 22, 2026 · N473MC · Boeing 74745E · Fire Detection > FALSE FIRE WARING AFT LOWER. NOTED BY MX. PERFORMED FIRE DETECTION SYSTEM TEST IAW AMM 26-16-00, TEST PASSED. NO FURTHER MX REQ. - [SDR UIEA2026081800774](https://openairdocs.org/sdr/UIEA2026081800774.md): Fire Warning · false activation · Aug 17, 2026 · N473MC · Boeing 74745E · Fire Detection > ON LANDING EICAS WARNING MESSAGE "FIRE MAIN DECK AFT". (EMERGENCY WAS DECLARED BY THE FLIGHT CREW) FOLLOWED FIM 26-16 TASK 899-905. MDC AFT ZONE AREA INSPECTED, NO ABNORMALITIES NOTED. PERFORMED CARGO SMOKE DET A & B SYS RESET AND HUMIDITY REDUCED, FIRE SYS G - [SDR UIEA2026062400537](https://openairdocs.org/sdr/UIEA2026062400537.md): Tension Tie · cracked · Jun 25, 2026 · N473MC · Boeing 74745E · Fuselage Main, Structure > CRACK FOUND ON THE M/D TENSION TIE FWD CHANNEL AT THE BS 980, STR 10L. ACCOMPLISHED EI T2026A53M-1220, REV 0. ACCOMPLISHED EI T2026A53M - 1220, REV 1. JOB COMPLETED AND CONDITION CHECK NORMAL. - [SDR UIEA2026062400538](https://openairdocs.org/sdr/UIEA2026062400538.md): Feeder Cable · damaged · Jun 25, 2026 · N473MC · Boeing 74745E · Electrical Power System Wiring > FOUND NR 4 ENG POWER FEEDER CABLE (W282-043-210) DAMAGE AT B/H WING REFUELING STATION IAW SWPM 20-30-13 REV 2, WDM 24-12-41 REV 4, REPAIRED NR 4 ENG POWER FEEDER CABLE (W282-043-210). IAW WDM 24-21-41 REV 4 PFM CONTINUITY CHK, RESULT WAS SATISFACTORY. IAW A - [SDR UIEA2026062400539](https://openairdocs.org/sdr/UIEA2026062400539.md): Altimeter · faulted · Jun 25, 2026 · N473MC · Boeing 74745E · Altimeter, Barometric/Encoder > FOUND INDICATORY ASSY STBY ALTM FUNCTION FAIL IAW AMM 34-13-02-24-19 & AMM 34-13-02-424-020, REV 116. REPLACED STANDBY ALTIMETER AND PFM TEST OF STANDBY ALTIMETER. RESULT WAS SATISFACTORY. - [SDR IPXA2026062322884](https://openairdocs.org/sdr/IPXA2026062322884.md): Cover · damaged · Jun 11, 2026 · N579UP · Boeing 74745E · Engine Thrust Reverser > NR 4 ENGINE INBOARD THRUST REVERSER HINGE COVER DAMAGED. INSTALLED THE NR 4 INBD T/R HINGE COVER PANEL IAW AMM 78-31-01-401. - [SDR IPXA2026061222884](https://openairdocs.org/sdr/IPXA2026061222884.md): Cover · damaged · Jun 11, 2026 · N579UP · Boeing 74745E · Engine Thrust Reverser > NR 4 ENGINE INBOARD THRUST REVERSER HINGE COVER DAMAGED ENGINE #4 INBOARD T/R HINGE COVER DEFERRED PER EO-97744. - [SDR UIEA2026052900368](https://openairdocs.org/sdr/UIEA2026052900368.md): Pseu · faulted · May 29, 2026 · N472MC · Boeing 74745E · Landing Gear Door Retract Section > GEAR DOOR ADVISORY MSG AFTER TAKE OFF. GEAR DOOR & GEAR MONITOR STATUS MESSAGES. FOUND FAULTS J6 32795, 32717, 326675 & 32677. T/S PERFORMED PER FIM 32-61 TASK 885, 882, 865 & 867. WIRE RESISTANCE CHECK OK. R & R PSEU PER AMM 32-05-03, IPC 32-2426 & 32-31-61 - [SDR UIEA2026043000275](https://openairdocs.org/sdr/UIEA2026043000275.md): Skin · damaged · May 1, 2026 · N473MC · Boeing 74745E · Fuselage Main, Plate/Skin > LEFT LOWER FUSELAGE SKIN JUST AFT OF RADOME HAS LIGHTNING STRIKE. REMOVED PAINT AT LIGHTNING STRIKE DAMAGED AREA IAW B747-400 AMM TASK 51-21-01-150-814. MECHANICALLY MEASURED LIGHTNING STRIKE AT LT FUSELAGE SKIN STA 176.5 1 INCH ABOVE STR 41L, ORIGINAL SKIN T - [SDR UIEA2026043000277](https://openairdocs.org/sdr/UIEA2026043000277.md): Strut · damaged · May 1, 2026 · N473MC · Boeing 74745E · Landing Gear Doors > RIGHT BODY GEAR DOOR REAR EDGE FRAME HAS A PUNCTURED. REMOVED AND REPLACED RT BLG SHOCK STRUT OTBD DOOR IAW AMM 32-14-06-404-006. NO FURTHER DEFECTS NOTED. - [SDR UIEA2026043000271](https://openairdocs.org/sdr/UIEA2026043000271.md): Skin · dented · May 1, 2026 · N473MC · Boeing 74745E · Trailing Edge Flaps > RH WING T/E INBD AFT FLAP LOWER PANEL DENTED. ACCOMPLISHED PERMANENT REPAIR ON RH WING T/E INBD AFT FLAP LOWER SKIN PER B 747 SRM 51-70-10-2R-0 AND EA# EA-1957A315 REV 0. NO FURTHER DEFECTS NOTED. - [SDR UIEA2026043000272](https://openairdocs.org/sdr/UIEA2026043000272.md): Panel · dented · May 1, 2026 · N473MC · Boeing 74745E · Trailing Edge Flaps > LEFT WING T/E INBD AFT FLAP LOWER PANEL DENTED. ACCOMPLISHED PERMANENT MAJOR REPAIR IAW SRM 51-70-10-2R-0 AND EA-1957A316. NO FURTHER DEFECTS NOTED. - [SDR UIEA2026043000274](https://openairdocs.org/sdr/UIEA2026043000274.md): Wedge · damaged · May 1, 2026 · N473MC · Boeing 74745E · Horizontal Stabilizer, Plate/Skin > RIGHT HORIZ STAB FIXED T/E FAIRING UPPER SKIN HAS LIGHTNING STRIKE. ACCOMPLISHED REPAIR ON RT HORIZ STAB T/E WEDGE IAW EA-4455A037. NO FURTHER DEFECTS NOTED
) - [SDR UIEA2026043000276](https://openairdocs.org/sdr/UIEA2026043000276.md): Radome · damaged · May 1, 2026 · N473MC · Boeing 74745E · Aerodynamic Fairings > LEFT LOWER FWD FUSELAGE SKIN HAS LIGHTNING STRIKE JUST AFT OF RADOME. REMOVED AND REPLACED FASTENER ON LH LOWER FUSELAGE SKIN BS 188.5 IAW SRM 53-00-01-2R-9 REPAIR 9. NO FURTHER DEFECTS NOTED. - [SDR IPXA2026040172052](https://openairdocs.org/sdr/IPXA2026040172052.md): None · none · Apr 1, 2026 · N579UP · Boeing 74745E · Standard Practices/Structures > ALL FOUR OVERWING EMERGENCY SLIDE LIGHTS ARE INOPERATIVE. LEFT AND RIGHT WINGS IAW ENGINEERING, LIGHTS WERE DEACTIVATED DURING P TO F CONVERSION IAW SB 747-00-2117. NO FURTHER ACTION NEEDED - [SDR IPXA2026022742660](https://openairdocs.org/sdr/IPXA2026022742660.md): Bracket · unsecure · Feb 27, 2026 · N579UP · Boeing 74745E · Emergency Lighting > AFTER CORNER OF RIGHT UPPER MAIN DECK DOOR EXIT LIGHT PANEL NOT SECURED. INSTALLED BRACKET AND SECURED PANEL USING STANDARD TORQUES REF AMM 20-51-01 - [SDR IPXA2026030242660](https://openairdocs.org/sdr/IPXA2026030242660.md): Panel · unsecure · Feb 27, 2026 · N579UP · Boeing 74745E · Passenger/Crew Doors > AFTER CORNER OF RIGHT UPPER MAIN DECK DOOR EXIT LIGHT PANEL NOT SECURED. ITEM DEFERRED WITH REFERENCE TO EO-96656-REQ 1. OPEN - [SDR IPXA2026022552524](https://openairdocs.org/sdr/IPXA2026022552524.md): Power Supply · inoperative · Feb 23, 2026 · N578UP · Boeing 74745E · Emergency Lighting > FOUND M5055 POWER SUPPLY MALFUNCTION. (REPLACE) IAW AMM 33-51-04-902-001-001 REV.115 REPLACED POWER SUPPLY (M5055) AT UPPER DECK LEFT SIDE AND PERFORMED POWER SUPPLY TEST, THE RESULT WAS SATISFACTORY. - [SDR IPXA2026022323848](https://openairdocs.org/sdr/IPXA2026022323848.md): Seat Track · broken · Feb 4, 2026 · N578UP · Boeing 74745E · Fuselage, Seat/Cargo Attach Fittings > FOUND MAIN DECK FLOOR STRUCTURE BROKEN AT STA 2054 RBL 75 (REPAIR). CUT AND REMOVE THE DAMAGED SEAT TRACK. MAKE THE EDGES OF THE CUT SMOOTH TO 125 MICROINCHES RA OR BETTER. RECORD THE INITIAL SEAT TRACK PN:65B37086-30 INSTALL THE FLOOR PANELS. REFER TO 747 - [SDR IPXA2026021021755](https://openairdocs.org/sdr/IPXA2026021021755.md): Skin · cracked · Jan 29, 2026 · N578UP · Boeing 74745E · Fuselage Main, Plate/Skin > MAJOR REPAIR. FUSELAGE SKIN CRACK AT BS 560 S-23L - S-24L. (REPAIR). ACCOMPLISH THE REPAIR I.A.W SRM 53-00-01-2R-13 REV.64 AND EGAT WORK SHEET NO.60081 REVIEWED TASK PER GMM-MTX 09.05.01.09. - [SDR IPXA2026022021669](https://openairdocs.org/sdr/IPXA2026022021669.md): Bracket · gouged · Jan 29, 2026 · N578UP · Boeing 74745E · Fuselage Miscellaneous Structure > GOUGED BRACKET, BULK CGO APU PNEUMATIC DUCT SUPPORT UPPER BEAM LOWER SIDE AT STA 2280. REMOVED DAMAGE BRACKET IAW SRM 51-40-02-0G REV.64 2. INSTALLED NEW BRACKET IAW SRM 51-40-02-0G REV.64, AND DWG 65B07693 SH 7 REV. - [SDR IPXA2026013021723](https://openairdocs.org/sdr/IPXA2026013021723.md): Floor Panel · damaged · Jan 29, 2026 · N578UP · Boeing 74745E · Fuselage Floor Panel > MAJOR REPAIR - FOUND MAIN DECK FLOOR PANEL DAMAGE AT STA 1460 RBL 15 P/N:144U5880-26 (REPAIR) REMOVE THE DAMAGED PANEL IN ACCORDANCE WITH AMM 53 21 02. I.A.W. SREO-42648-REQ1 REV.3 COMPLETED FABRICATE A NEW FLOOR PNL. - [SDR IPXA2026013021744](https://openairdocs.org/sdr/IPXA2026013021744.md): Floor Panel · delaminated · Jan 29, 2026 · N578UP · Boeing 74745E · Fuselage Floor Panel > MAJOR REPAIR. FOUND MAIN DECK FLOOR PANEL DELAMINATED AT STA 1000 RBL 20 P/N:144U5882-14 (REPAIR) REVIEWED TASK PER GMM-MTX 09.05.01.09. - [SDR IPXA2026020600994](https://openairdocs.org/sdr/IPXA2026020600994.md): Angle · corroded · Jan 28, 2026 · N578UP · Boeing 74745E · Aerodynamic Fairings > FAULT- CRACK- BRACKET, FWD LOWER WING TO BODY INTERNAL ATTACH BRACKET OF THE CORROSION AT STA 986 LBL 4. (REPLACE) 1. REMOVE DAMAGE BRACKET I.A.W SRM 51-40-02-0G REV.64. 2. INSTALL NEW BRACKET I.A.W SRM 51-40-02-0G REV.64 AND BOEING DWG NO.65B0676 SH2 REV.G. 3 - [SDR UIEA2026012400016](https://openairdocs.org/sdr/UIEA2026012400016.md): Control Valve · faulted · Jan 24, 2026 · N473MC · Boeing 74745E · Pneumatic Distribution System > BLD 2 OVHT/PRV EICAS MSG AT FL360. C/W QRH PROCEDURE IAW FIM 36-11 TASK 944 PERFORMED LEAK CHECK OF PRV, PRVC AND PNEUMATIC LINES, NO LEAK NOTED. R & R ENG 2 PRVC PER AMM 36-11-20, OPS CHECKS GOOD PER AMM 36-11-19) - [SDR IPXA2026020630367](https://openairdocs.org/sdr/IPXA2026020630367.md): Cargo Track · cracked · Jan 16, 2026 · N578UP · Boeing 74745E · Fuselage, Seat/Cargo Attach Fittings > MAJOR REPAIR FWD CARGO COMPARTMENT SEAT TRACK CRACK AT STA 968 RBL45. (REPAIR) 1. ACCOMPLISH THE REPAIR I.A.W SRM 53-00-52-2R-10 REV. 64 AND EGAT WORK SHEET NO: 60024 2. REFER TO DAMAGE REPORT FOR THE ORIGINAL MATERIAL & THICKNESS, REPAIR MATERIAL & THICKNESS - [SDR IPXA2026022330508](https://openairdocs.org/sdr/IPXA2026022330508.md): Support Fitting · cracked · Jan 16, 2026 · N578UP · Boeing 74745E · Ailerons > ***MAJOR REPAIR*** FAULT - FOUND #6 SPOILER ACTUATOR SUPPORT FITTING L/H LOWER CRACK. (REPAIR) CUT OUT THE DAMAGED AREA AS SHOWN IN FIGURE 202 INSTALL THE REPAIR PARTS WITH BMS 5-95 SEALANT BETWEEN THE MATING SURFACES..ACCOMPLISHED REPAIR I.A.W EO-96614-RE - [SDR IPXA2025121778168](https://openairdocs.org/sdr/IPXA2025121778168.md): Slide · unwanted deploy · Dec 16, 2025 · N578UP · Boeing 74745E · Escape Slide > RIGHT UPPER DECK ESCAPE DOOR/SLIDE DEPLOYED. REINSTALLED NEW RH UPPER DECK ESCAPE SLIDE IAW AMM 25-68-01 UP TO AND INCLUDING STEP G. 9. VERIFIED SAFETY PINS REMOVED AND PROPER SYSTEM PRESSURES IAW AMM 25-68-01 AND GMM 04-02. COMPLETED REMAINING STEPS IAW AMM - [SDR UIEA2025111901313](https://openairdocs.org/sdr/UIEA2025111901313.md): Duct · damaged · Nov 19, 2025 · N472MC · Boeing 74745E · Pneumatic Distribution System > BLEED 2 DUCT LEAK RH STATUS MSG. R & R R4 PDU PNEUMATIC DUCT IAW AMM 27-81-03-002-001. OPS & LEAK CHECKED OK. - [SDR IPXA2025100973364](https://openairdocs.org/sdr/IPXA2025100973364.md): Anti-Ice System · warning message · Oct 9, 2025 · N579UP · Boeing 74745E · Engine Anti-Icing System > **ATB**ANTI-ICE NAC 1, ANTI-ICE NAC 2, ANTI-ICE NAC 3, ANTI-ICE NAC 4 STATUS MESSAGE PERFORMED OPS TEST IAW AMM:31-21-00/501 REV.114FX - STA 160 STR 24A-26 R/H 1EA RIVET HEAD LIGHTNING STRIKE REPAIRED IAW SRM 53-00-01-2R-9 REPAIR 9 SECTION II STEP 4, BLIND FASTENER REPAIR. THIS IS A CATEGORY C REPAIR. NO FURTHER DEFECTS NOTED< - [SDR UIEA2025090501162](https://openairdocs.org/sdr/UIEA2025090501162.md): Panel · torn · Sep 6, 2025 · N472MC · Boeing 74745E · Wing, Plate/Skin > LEFT WING INBD L/E UPPER (ILES550-ILES630) PANEL FOUND TORN. PERFORMED TIME LIMITED COMPOSITE REPAIR IAW EA-4457A244, PART 1, REV 0. NO FURTHER DEFECTS NOTED. - [SDR IPXA2025071825183](https://openairdocs.org/sdr/IPXA2025071825183.md): Aileron Sys · no discrepancy · Jul 14, 2025 · N578UP · Boeing 74745E · Aileron Control System > DURING CLIMB OUT AILERON FORCE WERE A LITTLE HEAVIER THAN NORMAL AND RIGHT AILERON REQUIRED SIGNIFICANTLY MORE FORCE THEN LEFT AILERON. PERFORM ROTATIONAL TORQUE CK OF BOTH YOKES IAW AMM 27-11-00-705-091. WITH IN LIMITS. - [SDR UIEA2025040700445](https://openairdocs.org/sdr/UIEA2025040700445.md): Rib · cracked · Apr 8, 2025 · N472MC · Boeing 74745E · Horizontal Stabilizer, Spar/Rib > EMP - RH HORI STAB TIP CLOSURE RIB LOWER CHORD CRACK.(
LOWER CHORD REPLACED AS PER SRM 51-10-02 & NEW LOWER CHORD HOLES TRANSFERRED AS PER SRM 51-40-05 AND NEW LOWER CHORD INSTALLED AS PER SRM 51-40-02. NO FURTHER DEFECTS NOTED.
) - [SDR UIEA2025040700446](https://openairdocs.org/sdr/UIEA2025040700446.md): Nut Plate · cracked · Apr 8, 2025 · N472MC · Boeing 74745E · Horizontal Stabilizer Miscellaneous Structure > EMP RH HORI STAB TIP CLOSURE RIB LOWER CHORD ATT NUT PLATE STRAP CRACK.(CRACK NUTPLATE STRAP FABRICATED & INSTALLED AS PER RI-55-10-17555 REV.A. NO FURTHER DEFECTS NOTED
) - [SDR IPXA2025040311394](https://openairdocs.org/sdr/IPXA2025040311394.md): Sign · inoperative · Apr 3, 2025 · N578UP · Boeing 74745E · Emergency Lighting > FAULT - FOUND THE UPPER DECK EMERGENCY EXIT SIGN LIGHT INOP AT STA 620 AND STA 690 (REPLACE). I.A.W AMM 33-51-00-715-105 REV.113 CONTINUE TO SUPPLY POWER TO THE EMERGENCY LIGHT SYSTEM FOR SUFFICIENT TIME TO CHARGE THE BATTERY PACKS FOR THE POWER SUPPLIES, THE Next page: https://openairdocs.org/model/boeing-747-45e/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 = '74745E' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/model/boeing-747-45e/reports --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.