Boeing 747-47UF

Service difficulty reports · 3,116

Newest first. General aviation reporting is voluntary.

Query with SQL
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 = '74747UF'
  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 UIEA2022021400111None · noneFOUND EXISTING REPAIR DOUBLER ON FUSELAGE SKIN AT STA 1520 - 1540, S-43L - S-44L.(<P>EXISTING REPAIR DOUBLER WAS COVERED BY EI NO T2022A53M-296 REV 2. REFER RAM FORM N408MC-22-24 ISSUE.</P>)Feb 14, 2022 · N408MC · Boeing 74747UF · Fuselage Main, FrameSDR UIEA2022021500118None · noneDEVIATION WAS FOUND DURING PERFORMING SB 747-53A2450.(<P>ACCOMPLISHED IAW EI NO T2022A53M-355 REV. 1. JOB COMPLETED AND CONDITION CHECK NORMAL</P>)Feb 14, 2022 · N408MC · Boeing 74747UF · Fuselage Structure (General)SDR UIEA2022021500119None · noneREPAIR - CRACK DAMAGE ON A FASTENER HOLE OF RH AFT INNER CHORD OF STA 2598 BULKHEAD AT RBL 37, WL 267(<P>REMOVED AFFECTED FASTENERS IAW SRM 51-40-02 REV 93. REPAIRED DAMGED AREA IAW EI NO T2022A53M-139 REV 2. INSTALL FASTENER IAW SRM 51-40-02 REV 93 AND DWG NOFeb 14, 2022 · N408MC · Boeing 74747UF · Fuselage Structure (General)SDR UIEA2022021500120None · noneCORROSION DAMAGE ON MAIN DECK OUTBD FLOOR PANEL SUPPORT BETWEEN STA 2100 AND STA 2140, RBL 117.(<P>ACCOMPLISH EI NO T2022A53-266 REV 1. REINSTALLED FASTENERS IAW SRM 51-40-02 REV 93 AND DWG NO 65B11411 SH 9 REV B AND 65B38687 SH 2 REV E. JOB COMPLETED AND CONFeb 14, 2022 · N408MC · Boeing 74747UF · Fuselage Main, Floor BeamSDR UIEA2022021500121None · noneBROKEN - DAMAGE ON THE CRGO TRACK BETWEEN STA 1840 AND STA 1860, RBL 24.75(<P>REMOVED DAMAGED PARTS IAW SRM 51-40-02 REV 93. REPAIRED DAMAGED AREA IAW SRM 53-00-52-2R-10 REPAIR 10 REV 93 AND EI NO T2022A53M-302 REV 1. INSTALLED FASTENER IAW SRM 51-40-02 REV 93Feb 14, 2022 · N408MC · Boeing 74747UF · Fuselage Structure (General)SDR UIEA2022021500122None · noneCORROSION DAMAGES ON MAIN - DECK OUTBD FLOOR PANEL SUPPORT BETWEEN STA 1900 AND STA 1920, RBL 117.(<P>ACCOMPLISHED THE REPAIR IAW EI NO T2022A53M-083 REV 2. CONDITION CHECK NORMAL AND JOB COMPLETED.</P>)Feb 14, 2022 · N408MC · Boeing 74747UF · Fuselage Structure (General)SDR UIEA2022021500123None · noneFOUND CORROSION DAMAGE ON MAIN DECK FLOOR BEAM UPPER CAP AT STA 2040 LBL 65.(<P>REMOVED DAMAGED PART IAW SRM 51-40-02 REV 93. REPAIRED DAMAGE AREA IAW SRM 53-00-51-2R-3 REPAIR 3 REV 93 AND EI NO T2022A53M-220 REV 1. INSTALL FASTENERS IAW SRM 51-40-00-02 REV 93Feb 14, 2022 · N408MC · Boeing 74747UF · Fuselage Structure (General)SDR UIEA2022021500125None · noneCORROSION WAS FOUND ON THE UPPER CAP (P/N 65B04352-167) OF MAIN DECK FLOOR STRUCTURE AT STA 2300 LBL 56(<P>ACCOMPLISHED EI NO T2022A53M-203 REV 1. JOB COMPLETED AND CONDITION CHECK NORMAL.</P>)Feb 14, 2022 · N408MC · Boeing 74747UF · Fuselage Structure (General)SDR UIEA2022021500126None · noneCORROSION DAMAGE ON THE SEAT TRACK (P/N 65B38961-4) OF MAIN DECK BETWEEN STA 2100 AND STA 2110.45, RBL 98.58.(<P>REMOVED AFFECTED FASTENERS TO GET ACCESS IAW SRM 51-40-02 REV 93. REPAIRED CORROSION AREA IAW SRM 53-00-52 REPAIR 6 REV 93 AND EI NO T2022A53M-354 Feb 14, 2022 · N408MC · Boeing 74747UF · Fuselage Structure (General)SDR UIEA2022021500127None · noneFOUND CORROSION DAMAGE ON MAIN DECK FLOOR BEAM UPPER CAP AT STA 2040 BETWEEN RBL 75.92 AND RBL 98.58(<P>REMOVED DAMAGED PARTS IAW SRM 51-40-02 REV 93. REPAIRED THE DAMAGED AREA IAW SRM 53-00-551-2R-3 REPAIR 3 REV 93 AND EI NO T2022A53M-224 REV 1. INSTALL FASTEFeb 14, 2022 · N408MC · Boeing 74747UF · Fuselage Structure (General)SDR UIEA2022021500128None · noneCORROSION ON WING TO BODY FAIRING SUPPORT CHORD AT STA 987, RBL 6.(<P>REMOVED FASTENERS IAW SRM 51-40-02, REV 93. REPAIR SUPPORT CHORD IAW EI NO T2022A53M-151 REV 1. INSTALL FASTENERS IAW SRM 51-40-02 REV 93 AND BOEING DWG NO 149U7200 SHEET 8 REV C. COND CHK NFeb 14, 2022 · N408MC · Boeing 74747UF · Fuselage, Powerplant Attach FittingsSDR UIEA2022021500129Angle · noneCORROSION - BRACKET, FWD WING TO BODY FAIRING INTERNAL BRACKET STA 977 TO STA 982 LBL 3.(<P>REMOVED DAMAGE PART IAW SRM 51-40-02 REV 93. INSTALL NEW PART IAW SRM 51-40-02 REV 93 AND BOEING DWG NO 65B06976 SH 2 REV G. JOB COMPLETED AND CONDITION CHECK NORMAL.</Feb 14, 2022 · N408MC · Boeing 74747UF · Fuselage Structure (General)SDR UIEA2022021500130Splice · noneCORROSION - M/D STIFFENER SPLICE AT STA 1947 LBL 75.92(<P>REMOVED DAMAGED PARTS IAW SRM 51-40-02-0G-0 , REV 93. INSTALL NEW PARTS IAW SRM 51-40-02-0G-0, REV 93 AND DWG NO 65B38251 SHEET 32 REV -. JOB COMPLETED AND CONDITION CHK NORMAL.</P>)Feb 14, 2022 · N408MC · Boeing 74747UF · Fuselage Structure (General)SDR UIEA2022021500131Angle · noneCORROSION DAMAGE WAS FOUND ON ANGLE (P/N 65B04351-334) OF M/D CGO FLOOR STRUCTURE AT STA 2280, RBL 49(<P>REMOVED DAMAGED ANGLE IAW SRM 51-40-02 REV 93. FABRICATE NEW ANGLE IAW EI NO T2022P53M-188 REV 0. INSTALL NEW ANGLE IAW SRM 51-40-02 REV 93 AND DWG 65B0435Feb 14, 2022 · N408MC · Boeing 74747UF · Fuselage Structure (General)SDR UIEA2022021500132Intercostal · noneCORROSION DAMAGE WAS FOUND ON INTERCOSTAL (P/N 146U3014-3) OF AFT CGO COMPARTMENT NEAR S-38R AND STA 1975(<P>REMOVE THE DAMAGED PARTS IAW SRM 51-40-02 REV 93. FABRICATION NEW PART IAW EI NO T2022P53M-357 REV 0. INSTALL NEW PART IAW DWG NO 65B04652 SH1 REV J, SFeb 14, 2022 · N408MC · Boeing 74747UF · Fuselage Structure (General)SDR UIEA2022021500133Elt · noneSYSTEM INOP - FOUND THE FIXED ELT IS INOP WHEN SET THE SWITCH TO ON POSITION(<P>IAW AR AMM 23-24-01 PAGE 401, 402 REV 103 REPLACED FIXED ELT AND CONDITION CHECK NORMAL. IAW AR AMM 23-24-01 PAGE 402 REV 103 PERFORMED ELT INSTALLATION TEST AND THE RESULT WAS SATFeb 14, 2022 · N408MC · Boeing 74747UF · Emergency EquipmentSDR UIEA2022021500134None · noneCHAFING - SKIN, RH WING INBD AILERON TE OUTBD CAP.(<P>PERFORM PERMANENT REPAIR AT RH WING INBD AILERSON TE OUTBD CAP. REPAIR PROCESS REFER TO EGAT J/C ATTACHING SHEET NO 0345885. CONDITION CHECK IS SATISFACTORY.</P>)Feb 14, 2022 · N408MC · Boeing 74747UF · Wing StructureSDR UIEA2022020400094Squib · no testFIRE EXT SQUIB TEST CH A INOP(<P>TRANSFERRED TO MDDR 160810 PER MEL 26-21-01-01, CAT C. DUE DATE 14 FEB 22.</P> / <P>5 FEB 22 - ICN - MAWEA POWER CB RECYCLED AND CARGO FIRE SYSTEM PERFORMED IAW AMM 26-23-00/501.</P>)Feb 4, 2022 · N496MC · Boeing 74747UF · Fire Bottle, FixedSDR UIEA2022011860032Valve · malfunctionedON TAKEOFF ROLL AT APPROXIMATELY 80 KNOTS BLEED 1 EICAS MESSAGE APPEARED AND A PRONOUNCED ACRID SMELL INFILTRATED THE FLIGHT DECK.(<P ><SPAN>PERFORMED TAKE OFF POWER RUNS PER AMM 71-00-00. NO DISCREPANCIES FOUND. SEE LOG PAGE ITEMS M5 AND M6 FOR CONDITIONAL INJan 15, 2022 · N418MC · Boeing 74747UF · Pneumatic Distribution SystemSDR UIEA2021122802490None · noneCAPTAIN REPORTED SEVERE SHIMMY IN AFT OF AIRCRAFT DURING TAKEOFF ROLL BEGINNING AT 50 KTS TO 80 KTS RESULTING IN REJECTED TAKE OFF(<P>REMOVED AND REPLACED WHEEL ASSEMBLY IAW AMM 32-45-02.</P>)Dec 28, 2021 · N418MC · Boeing 74747UF · Landing Gear SystemSDR UIEA2021111802424None · noneON TAKE OFF ROLL, FULL POWER, SPEED LESS THAN 60 KTS, EICAS MESSAGE ENG 4 REVERSER DISPLAYED. AFTER RTO, MESSAGE DISPLAYS AS STATUS MSG ENG 4 REVERSER AFTER RTO.(<P STYLE="MARGIN: 0IN; MARGIN-BOTTOM: .0001PT;"><SPAN>ITEM 1. TRANSFERRED TO MDDR 157066 PER MEL 7Nov 18, 2021 · N477MC · Boeing 74747UF · Engine Exhaust SystemSDR UIEA2021110202327None · noneFUSELAGE SKIN CORROSION AT STA. 1720 AND STRINGER 42 RIGHT(<P ><SPAN>AREA OF CORROSION WAS CUT OUT, NO CORROSION WAS FOUND ON THE STRINGER. HFEC WAS ACCOMPLISHED AROUND CUT OUT AND EXISTING HOLES WITH NO FINDINGS. ORIGINAL SKIN WAS 2024-T3 .080". DOUBLER WANov 2, 2021 · N475MC · Boeing 74747UF · Fuselage Main, Plate/SkinSDR UIEA2021102202275None · noneENG #1 WOULD NOT ACCELERATE OVER 50% N1 DURING TAKEOFF(<P>PERFORMED RIGGING OF ENG 1 RH TR FEED BACK ACTUATOR CDU. OPERATIONAL CHECK OKAY REF AMM 78-31-00/501 AND AMM 78-31-21/401. MSG CLEARED MCC NOTIFIEDL</P>)Oct 22, 2021 · N415MC · Boeing 74747UF · Engine Exhaust SystemSDR 9WGA2021102125801None · noneAIR RETURN FOR COMPRESSOR STALL #3 ENGINE. RAN ENGINE LIMITER SURGE OR STALL CHECK, ENGINE CONTINUED TO RUN AT REDUCED THRUST AND WOULD NOT RESPOND TO THRUST LEVER MOVEMENT.Oct 21, 2021 · N258SN · Boeing 74747UF · Powerplant SystemSDR UIEA2021102102263Unknown · odorDURING LOAD CREW REPORTED SMELL COMING FROM E&E. MX INSPECTED AND PERFORMED FIM 21-00 TASK 810 AND CONDITIONAL INSPECTION IAW AMM 05-51-56. NO FAULTS FOUND. MX VENTED OUT E&E AND FLIGHT DECK SMELL DISSIPATED.Oct 20, 2021 · N476MC · Boeing 74747UF · Air Distribution SystemSDR UIEA2021100702202None · noneRH LWR WING SKIN PANEL CORROSION FOUND ON THE FRONT SPAR AT OLES 1493.45.(<P>PERFORMED CUT OUT CORROSION AREA AND DOUBLER REPAIR IAW EO 4457A757.</P>)Oct 3, 2021 · N418MC · Boeing 74747UF · Wing StructureSDR UIEA2021092802139Skin · dentedFUSELAGE SKIN DENT BS 618 S-3L, 1.25" DIAMETER. INSTALLED EXTERNAL DOUBLER BS 613-624 AT S-3LOct 1, 2021 · N408MC · Boeing 74747UF · Fuselage Main, Plate/SkinSDR 2022F00129Shaft · crackedCF6-80C2B1F, FAN FWD SHAFT WITH 6 EA FPI INDICATIONS ON AREA FB NEAR THE VENT HOLES. 1 EA INDICATION CONFIRMED AS A CRACK. PER THE GEK92451 TASK 72-21-05-230-001-051 A.(2) INDICATIONS IN AREA FA AND FB ARE NOT PERMITTED. PART IS UNSALVAGEABLE.Sep 16, 2021 · N499MC · Boeing 74747UF · Turbine Engine Air Inlet SectionSDR UIEA2021091302012Mechanism · faultedON CLIMB AILERON CONTROLS LAG AND BIND. REPLACED SPEED BRAKE SEQUENCE MECHANISM IAW AMM 27-62-06.Sep 13, 2021 · N492MC · Boeing 74747UF · Drag Control SystemSDR UIEA2021091302013Pressure Switch · failed(70KTS) LOW SPEED REJECTED T/O DUE TO " ENG 3 T/R EICAS PLUS STATUS MSG. BRAKE TEMS MAX WAS 2 IN(<P>PLF SHOWS MSG 78403. PRESSIRE SWITCH FAIL TRF TO DMI 153434 PER MEL 78-31-01A CAC DUE 22SEP21. BRAKE TEMP ALL NORMAL. T/R #3 DEACTIVATED PER MEL 78-31-01A MCC; Sep 12, 2021 · N418MC · Boeing 74747UF · Engine Thrust ReverserSDR UIEA2021081201767Sequence Valve · failedNOSE GEAR FAILED TO EXTEND ON FINAL APPROACH. ABORTED APPROACH EXTENDED SUCCESSFULLY PER QRH PROCEDURES.(<P><SPAN>TRANSFERRED TO MDDR 151711 IAW MEL 32-30-01, CAT C.</SPAN></P> / <P><SPAN>COMPLIED WITH ACTION PLAN 20516 AND 20526. PER ACTION PLAN REMOVED AND Aug 12, 2021 · N418MC · Boeing 74747UF · Landing Gear Retraction/Extension SystemSDR UIEA2021080601713Skin · corrodedCORROSION - FND 22EA CORROSION DAMAGE WHEN PERFORM SB 747-53A2878(<P>REMOVE THE ACCESS FASTENERS AND BLEND OUT CORROSION AREA IAW EI NO T2021A53M-2094 REV 0. REPAIR THE DAMAGED AREA IAW EI NO T2021A53M-2094 REV 2 AND SRM 51-40-02 REV 91 DWG NO 65B04124 SH15 REAug 3, 2021 · N475MC · Boeing 74747UF · Fuselage Main, Plate/SkinSDR UIEA2021080601715Seat Track · corrodedCORROSION - FOUND DAMAGE ON THE M/D SEAT TRACK AT RBL 11.33 STA 908(<P>1) REMOVED CORROSION DAMAGE SEAT TRACK SECTION FROM STA 890.4 TO 930.6 IAW SRM 51-40-02-0G-0 REV 91. 2) REPAIR CORROSION AREA IAW SRM 53-00-52-2R-12 REPAIR 12 REV 91 AND EI #I2021A53M02138 Aug 3, 2021 · N475MC · Boeing 74747UF · Fuselage, Seat/Cargo Attach FittingsSDR UIEA2021080601716Seat Track · corrodedFOUND SEAT TRACK CORROSION AT STA 660 RBL 11.33(<P>1) REMOVED CORROSION DAMAGE SEAT TRACK SECTION FROM STA 610.5 TO STA 753.4 PRODUCTION SPLICE POSITION IAW SRM 51-40-02-0G-0 REV 91. 2) REPAIR CORROSION AREA IAW EI #T2021A53M-2118 REV 1 AND SRM 53-00-52-2R-12 Aug 3, 2021 · N475MC · Boeing 74747UF · Fuselage, Seat/Cargo Attach FittingsSDR UIEA2021080601717Seat Track · corrodedCORROSION - FOUND DAMAGE ON THE M/D SEAT TRACK AT RBL 11.33 STA 750(<P>THE CORROSION AREA OF SEAT TRACK WAS REPAIRED BY W/O: 6101577 (840) AND COMPLETED</P>)Aug 3, 2021 · N475MC · Boeing 74747UF · Fuselage, Seat/Cargo Attach FittingsSDR UIEA2021080601718Seat Track · corrodedCORROSION - FOUND DAMAGE ON THE M/D SEAT TRACK AT RBL 11.33 STA 730(<P>THE CORROSION AREA OF SEAT TRACK WAS REPAIRED BY W/O: 6101577 (840) AND COMPLETED</P>)Aug 3, 2021 · N475MC · Boeing 74747UF · Fuselage, Seat/Cargo Attach FittingsSDR UIEA2021080601719Seat Track · corrodedCORROSION - FOUND DAMAGE ON THE M/D SEAT TRACK AT RBL 11.33 FROM STA 1620 TO STA 1710(<P>1) REMOVE AFFECTED FASTENERS TO GET ACCESS IAW SRM 51-40-02 REV 91. 2) REPAIR DAMAGE AREA IAW SRM 53-00-52-2R-12 AND EI #T2021A53M 2117 REV 1 3) REINSTALL FASTENERS IW SRMAug 3, 2021 · N475MC · Boeing 74747UF · Fuselage, Seat/Cargo Attach FittingsSDR UIEA2021080601720Seat Track · corrodedCORROSION - FOUND DAMAGE ON THE M/D SEAT TRACK AT THE LBL 11.33 BETWEEN FROM STA 1580 TO STA 1700(<P>1) REMOVE AFFECTED FASTENERS TO GET ACCESS IAW SRM 51-40-02 REV 91. 2) REPAIR DAMAGE AREA IAW SRM 53-00-522R-12 REV 01 AND EI #T2021A53M-2119 REV 1. 3) REINSTAAug 3, 2021 · N475MC · Boeing 74747UF · Fuselage, Seat/Cargo Attach FittingsSDR UIEA2021080601724Door Sill · crackedCRACK - FOUND CRACK DAMAGE ON THE OUTER CHORD AT STA 460 1L MAIN ENTERY DOOR UPPER SILL(<P>ACCOMPLISHED THE OUTER CHORD REPAIR IAW EO 4453A291 STEP 11 REV 7. CONDITION CHECK NORMAL AND JOB COMPLETED</P>)Aug 3, 2021 · N475MC · Boeing 74747UF · Fuselage Miscellaneous StructureSDR UIEA2021080601727Seat Track · corrodedCORROSION - FOUND DAMAGE ON THE M/D SEAT TRACK AT RBL 11.33 STA 1010(<P>REMOVE THE CORROSION SEAT TRACK IAW SRM 51-40-02 REV 91. REPAIR THE DAMAGE AREA IAW EI T2021A53M-2164 REV1 AND SRM 53-40-52-2R-3 REPAIR 3 REV 91. INSTALL ACCESS SEAT TRACK FASTENERS IAW SRAug 3, 2021 · N475MC · Boeing 74747UF · Fuselage, Seat/Cargo Attach FittingsSDR UIEA2021080601730Skin · corrodedCORROSION DAMAGE ON INNER SURFACE OF FUSELAGE SKIN BETWEEN STA 1620 AND 1660, S-50L AND 51L(<P>REMOVE DAMAGE PARTS IAW SRM 51-40-02 REV 91. ACCOMPLISH EI T2021A53M-2152 REV 2. JOB COMPLETED AND CONDITION CHECK NORMAL</P>)Aug 3, 2021 · N475MC · Boeing 74747UF · Fuselage Main, Plate/SkinSDR UIEA2021080601731Channel · corrodedCORROSION - CHANNEL, WING TO BODY FAIRING PANEL SUPPORT STA 978 LBL 5(<P>REMOVED DAMAGED PART IAW SRM 51-40-02 REV 91. INSTALL NEW PART IAW SRM 51-40-02 REV 91 AND DWG 65B06976 SH2 REB G. JOB COMPLETED AND CONDITION CHECK NORMAL</P>)Aug 3, 2021 · N475MC · Boeing 74747UF · Fuselage Miscellaneous StructureSDR UIEA2021080601732Support · corrodedCORROSION - CHANNEL, FWD WING TO BODY FAIRING PANEL SUPPORT STA 921, RBL 1(<P>REMOVED DAMAGED PART IAW SRM 51-40-02 REV 91. INSTALLED NEW PART IAW SRM 51-40-02 REV 91 AND DWG 65B04118 SHEET 6 REV A. CONDITION CHECK NORMAL AND JOB COMPLETED</P>)Aug 3, 2021 · N475MC · Boeing 74747UF · Fuselage Miscellaneous StructureSDR UIEA2021080601733Floor Support · corrodedCORROSION - FLOOR SUPPORT CAP, MAIN DECK CARGO FLOOR STRUCTURE CAP STA 2360 RBL 9(<P>REMOVE DAMAGE PART IAW SRM 51-40-02 REV 91. FABRICATED PART IAW EI T2021P53M-2115 REV O. INSTALL NEW PART IAW SRM 51-40-02 REV 91 AND DWG 65B02634 SHEET 22 REV U; 65B38754 SHEAug 3, 2021 · N475MC · Boeing 74747UF · Fuselage Miscellaneous StructureSDR UIEA2021080601734Floor Support · corrodedCORROSION - M/D CARGO FLOOR BEAM STRUCTURE SUPPORT CORROSION AT STA 2222 TO STA 2230 RBL 65(<P>REMOVE DAMAGED PART IAW SRM 51-40-02 REV 91. INSTALL NEW PART IAW SRM 51-40-02 REV 91 AND DWG 65B38694 SHEET 7 REV -; 65B38694 SHEET 3 REV C; 65B38687 SHEET 14 REV BAug 3, 2021 · N475MC · Boeing 74747UF · Fuselage Miscellaneous StructureSDR UIEA2021080601735Battery · inoperativeFOUND THE EMERGENCY LIGHT BATTERY (M5168) FUNCTION NO GOOD, THE LIGHTS STAY ON LESS THAN 15 MINUTES(<P>REPLACED AND TEST EMERGENCY LIGHT BATTERY IAW AMM 33-51-04-902-001-001 REV 101. CONDITION CHECK NORMAL, TEST RESULT WAS SATISFACTORY</P>)Aug 3, 2021 · N475MC · Boeing 74747UF · Emergency LightingSDR 9WGA2021071125801Warning Message · illuminatedENGINE 4 OVERHEAT LOOP A (CLIMBOUT) (STATUS) EICASJul 11, 2021 · N258SN · Boeing 74747UF · Overheat DetectionSDR 9WGA2021062825801Cabin Pressure · faultedATB DUE TO RAPID CLIMB ALT APPROX 9900.Jun 28, 2021 · N258SN · Boeing 74747UF · Cabin Pressure Control SystemSDR UIEA2021062301404Manifold · separatedAFTER TAKEOFF RECEIVED A OVHT ENG 2 NAC EICAS MESSAGE FOLLOWED BY FIRE ENG 2 EICAS AND ALARMS(<P>INSPECTION FOUND 14TH STAGE HIGH PRESS MANIFOLD AT 3 O'CLOCK SEPARATED CAUSING HEAT DAMAGES TO NUMEROUS WIRES, HARNESS AND INSIDE OF RH TR COWL. REMOVED AND REPLACJun 23, 2021 · N409MC · Boeing 74747UF · Engine (Turbine/Turboprop)SDR UIEA2021061901384Shutoff Valve · failedFLT CONTROL VALVES CAUTION MESSAGE. REMOVED AND REPLACED FLIGHT CONTROL HYD SHUT-OFF MODULE, OPS CHECK OF ALL FLIGHT CONTROL SHUT OFF VALVES GOOD PER AMM 27-13-00 AND 27-23-00. REPLACED THE NR 1 WING HYD SHUT OFF VALVE PER AMM 27-13-01.Jun 19, 2021 · N477MC · Boeing 74747UF · Hydraulic System, Main
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