REMOVED AND REPLACED PROX SWITCH ELECTRONICS UNIT PER AMM 32-09-03/501. PERFORMED GROUND TEST OF PSEU SYSTEM PER AMM 32-61-00. TEST PASSED, NO FURTHER FAULTS AT THIS TIME.
) - [SDR UIEA2026081400761](https://openairdocs.org/sdr/UIEA2026081400761.md): Actuator · faulted · Aug 13, 2026 · N407KZ · Boeing 7474KZF · Landing Gear Position and Warning > EICAS MSG GEAR TILT WHEN AIRBORNE AND ATTEMPTED TO RETRACT THE LANDING GEAR AFTER TAKE-OFF. T/S AND FOUND LT BLG TRUCK ALT DEFECTIVE & HYD LEAK FROM HOSE. R & R BOTH ACT & HOSE, THEN BLEED CHK, HYD FUSE INSP & RESET CHKS NORMAL. ALSO, PERFORMED PSEU GRD TEST - [SDR UIEA2026071300603](https://openairdocs.org/sdr/UIEA2026071300603.md): Bearing · excess play · Jul 19, 2026 · N508KZ · Boeing 7474KZF · Trailing Edge Flaps > LH WING #3 FLAP TRACK FWD FITTING BEARING FOUND PLAY(WORK ACCOMPLISHED AS PER EN #3506-26 REV O. NO FURTHER DEFECTS NOTED
/ ) - [SDR UIEA2026071300604](https://openairdocs.org/sdr/UIEA2026071300604.md): Bearing · excess play · Jul 19, 2026 · N508KZ · Boeing 7474KZF · Trailing Edge Flaps > RH WING #6 FLAP TRACK FWD FITTING BEARING FOUND PLAY(WORK ACCOMPLISHED AS PER EN #3506-26 REV O. NO FURTHER DEFECTS NOTED
/ ) - [SDR UIEA2026030200073](https://openairdocs.org/sdr/UIEA2026030200073.md): Seat Track · gouged · Apr 10, 2026 · N407KZ · Boeing 7474KZF · Fuselage, Seat/Cargo Attach Fittings > GOUGE AT LOADING SYS LOCKING HOLE ON THE CENTER OF SEAT TRACK RBL 11 STATION 1935 ON CABIN FLOOR. REMOVED DAMAGE PER 747 SRM 51-10-02 PAGE 6. FOUND DAMAGE OUT OF LIMITS PER SRM 53-00-52. REPAIRED SEAT TRACK AT STATION 1935 RBL 11.33 PER BOEING MSG EAC-TLS-26- - [SDR UIEA2026030200074](https://openairdocs.org/sdr/UIEA2026030200074.md): Channel · cracked · Apr 10, 2026 · N407KZ · Boeing 7474KZF · Fuselage Miscellaneous Structure > CRACK FOUND ON LT OF TENSION TIE FWD CHANNEL AT FS 720. REPAIRED LT TENSION TIE AT BS 720 PER SRM 53-20-30-R2-2 REPAIR 2. NO FURTHER DEFECTS NOTED. - [SDR UIEA2026030200075](https://openairdocs.org/sdr/UIEA2026030200075.md): Nose Cowl · corroded · Apr 10, 2026 · N407KZ · Boeing 7474KZF · Nacelle/Pylon, Main Frame > SURFACE CORROSION ON NOSE COWL LIP OF NR 3 ENG. REMOVED CORROSION ON NOSE COWL LIP OF NR 3 ENG PER SRM 51-00-06-0 REV 105 & SRM 54-11-01-1A-ADL DETAIL III FIG 101 REV 105. FOUND WITHIN LIMITS. - [SDR UIEA2026031100083](https://openairdocs.org/sdr/UIEA2026031100083.md): Seat Track · gouged · Apr 10, 2026 · N407KZ · Boeing 7474KZF · Fuselage, Seat/Cargo Attach Fittings > GOUGE AT THE LOADING SYSTEM LOCKING HOLE ON THE CENTER OF SEAT TRACK AT LBL 11 STA 1935 ON CABIN FLOOR(REPAIRED THE LOADING SYSTEM LOCKING HOLE ON THE CENTER SEAT TRACK AT LBL 11 STA. 1935. REPEAT INSPECTION REQUIRED DVI AT 3,000FC OR 24 MONTHS WHICHEVER CO - [SDR UIEA2026031100084](https://openairdocs.org/sdr/UIEA2026031100084.md): Skin · dented · Apr 10, 2026 · N407KZ · Boeing 7474KZF · Fuselage Main, Plate/Skin > EXTERNAL SKIN ON RIGHT SIDE STA 1934 BETWEEN STR 32R AND 33R HAS A DENT. DENT ON EXTERNAL SKIN AT STA 1934 BETWEEN STR 32R AND 33R IS IN A USE AS IS CONDITION PER EAC-TLS-26-0008-1C, 03B AND 04C. NO FURTHER DEFECTS NOTED. - [SDR UIEA2026031600094](https://openairdocs.org/sdr/UIEA2026031600094.md): Tension Tie · cracked · Apr 10, 2026 · N407KZ · Boeing 7474KZF · Fuselage Main, Structure > CRACK FOUND ON RH SIDE OF TENSION TIE FWD CHANNEL AT FS 720 & CRACK FOUND AT 1 EACH FASTENER HOLE AT RH SIDE OF TENSION TIE AT FS 720. ACCOMPLISHED ONE CHANNEL TENSION TIE REPAIR AT STATION 720 FWD CHANNEL RH SIDE PER SRM 53-20-30-R2-2 REPAIR 2. NO FURTHER DE - [SDR UIEA2026031600095](https://openairdocs.org/sdr/UIEA2026031600095.md): Seat Track · gouged · Apr 10, 2026 · N407KZ · Boeing 7474KZF · Fuselage, Seat/Cargo Attach Fittings > GOUGE AT THE LOADING SYS LOCKING HOLE ON THE CENTER OF SEAT TRACK AT LBL 11 AT STATION 1612 ON CABIN FLOOR. REPAIRED SEAT TRACK SECTION FROM STATION 1620 TO STATION 1650 LBL 11.33 PER SRM 53-00-52-2R-1R REPAIR 12 FIG 201 REV 106. - [SDR UIEA2026032300106](https://openairdocs.org/sdr/UIEA2026032300106.md): Seat Track · gouged · Apr 10, 2026 · N407KZ · Boeing 7474KZF · Fuselage, Seat/Cargo Attach Fittings > GOUGE AT THE LOADING SYS LOCKING HOLE ON THE CENTER OF SEAT TRACK AT LBL 11 STATION 1290 MAIN CABIN. REPAIRED SEAT TRACK PER SRM 53-00-52-1A-1 & BOEING MSG EAC-TLS-26-0007-108. NO FURTHER DEFECTS NOTED. - [SDR UIEA2026040700146](https://openairdocs.org/sdr/UIEA2026040700146.md): Wedge · punctured · Apr 10, 2026 · N407KZ · Boeing 7474KZF · Elevator, Plate/Skin > PUNCTURE ON LH INBD ELEVATOR TRAILING EDGE WEDGE. PERFORMED PERM REPAIR PER SRM 51-70-07. NO FURTHER DEFECTS NOTED. - [SDR UIEA2026022500068](https://openairdocs.org/sdr/UIEA2026022500068.md): Duct · damaged · Feb 28, 2026 · N405KZ · Boeing 7474KZF · Air Distribution System > R/H W/W PACK #3 DUCT ASSEMBLY DAMAGE. IT WAS FOUND HANGING IN THE R/H WING GEAR WHEEL WELL. IT HAD SEPARATED/FAILED AT THE CONTROL VALVE AT THE TOP OF THE WHEEL WELL. R & R DUCT ASSY PER AMM 21-21-01. LK CHK OK. - [SDR UIEA2025121101339](https://openairdocs.org/sdr/UIEA2025121101339.md): Flex Line · cracked · Dec 11, 2025 · N407KZ · Boeing 7474KZF · Main Landing Gear Strut/Axle/Truck > AFTER ROTATION, RECEIVED GEAR TILT EICAS MSG. GEAR SYNOPTIC PAGE SHOWED LEFT BODY GEAR TILT MSG. FOUND LT BODY GEAR POSITIONING ACTUATOR HYD LINE CRACKED. REPLACED THE LINE WITH TEMPORARY FLEX LINE IAW GMM 3.25.1 AND AMM 20-11-18. - [SDR UIEA2025081201121](https://openairdocs.org/sdr/UIEA2025081201121.md): Drive Unit · failed · Aug 12, 2025 · N508KZ · Boeing 7474KZF · Weather Radar System > WINDSHEAR SYS EICAS MSG. PRESENT LEG FAULT SHOW MSG 3405 WXR ANTENNA FAIL. REPLACED WEATHER RADAR DRIVE UNIT. CARRY OUT WXR LT & RT SYSTEM AND OPS TEST, TEST GOOD. EICAS MSG CLEAR IAW AMM 34-43-03 & AIPC 34-43-03-01B ITEM 40. - [SDR UIEA2025062700816](https://openairdocs.org/sdr/UIEA2025062700816.md): Cooling Fan · failed · Jun 27, 2025 · N405KZ · Boeing 7474KZF · Air Distribution Fan > ELECTRICAL BURNING SMELL, SMOKE IN COCKPIT ON INITIAL CLIMB. EQUIP COOLING EICAS FOLLOWED, THEN EICAS SCREEN BLANKED AFTER APPROX 60 SEC. PERFORMED AMM 05-51-56 SMOKE INSPECTION. FOUND COOLING FAN AT FAULT. REPLACED E/E COOLING FAN PER AMM 21-58-01. CMC TEST - [SDR UIEA2025062500814](https://openairdocs.org/sdr/UIEA2025062500814.md): Module · faulted · Jun 25, 2025 · N407KZ · Boeing 7474KZF · Landing Gear Steering System > CREW DECLARED EMERGENCY INTO ANC. BODY GEAR STEERING EICAS CAUTION MSG (INFLIGHT) & BODY GEAR STEERING SYS STS MSG.(
FOUND MMSG 32041, REPLACED LT BGS HYD CONT MODULE AND FUNCTION CHECKS OK, NO LEAKS FOUND IAW B747-400 AMM 32-53-04 REV 113, B747-400 IPC 32-5 - [SDR UIEA2025043000573](https://openairdocs.org/sdr/UIEA2025043000573.md): Tire · failed · Apr 30, 2025 · N508KZ · Boeing 7474KZF · Tire > TIRE #9 BLEW ON TAKE OFF.(
R/R #9 TIRE AND #10 TIRE/WHEEL ASSY. ALSO, PERFORMED CHAPTER 5 CONDITIONAL INSP 05-51-34-202-001. NO FURTHER DEFECTS NOTED.
) - [SDR UIEA2025042500571](https://openairdocs.org/sdr/UIEA2025042500571.md): Windshield · cracked · Apr 22, 2025 · N508KZ · Boeing 7474KZF · Flight Compartment Windows > LEFT FRONT WINDSHIELD HAS INNER PANE CRACK.(REMOVED AND REPLACED L1 WINDSHIELD ASSY PER AMM 56-11-01/401 AND AIPC 56-11-01-02A ITEM 25. REMOVED AND REPLACED WINDOW HEAT CONTROL UNIT PER AMM 30-41-01/401, APIC 30-41-01-01E ITEM 20. OPS CHECK NORMAL.
) - [SDR UIEA2024122601185](https://openairdocs.org/sdr/UIEA2024122601185.md): Valve · faulted · Dec 26, 2024 · N407KZ · Boeing 7474KZF · Pneumatic Distribution System > BLEED 2 EICAS MESSAGE.(R/R ENG 2 PRV IAW AMM 36-11-19. OPS CHK GOOD ON RUN-UP PER AMM 71-00-00. DMI 223140 CLOSED
) - [SDR UIEA2024111401089](https://openairdocs.org/sdr/UIEA2024111401089.md): Line · damaged · Nov 14, 2024 · N405KZ · Boeing 7474KZF · Hydraulic System, Main > GEAR TILT EICAS MESSAGE ON TAKEOFF. LEFT BODY GEAR.(FOUND HYDRAULIC LINE DAMAGED IN LH WHEEL WELL BODY FROM BODY GEAR TILT ACTUATOR HYD FUSE. RMVD FLEX LINE AND INSTALLED RIGID LINE AMM 20-11-05. OPS AND LEAK CHECK GOOD PER AMM 29-00-00. GEAR TILT MESSAGE - [SDR UIEA2024110501080](https://openairdocs.org/sdr/UIEA2024110501080.md): Engine · power loss · Nov 5, 2024 · N406KZ · Boeing 7474KZF · Engine (Turbine/Turboprop) > EGT ROLLBACK #4 ENGINE SHORTLY AFTER TAKE-OFF. AIRCRAFT DIVERTED TO ICN.(
R/R #4 ENG C/W ENG RUN UP & LEAK CHECK NORMAL PER AMM 71-00-00, 71-00-02 & TASK CARD 71-099-02-01
) - [SDR UIEA2024093000963](https://openairdocs.org/sdr/UIEA2024093000963.md): Actuator · warning message · Sep 30, 2024 · N407KZ · Boeing 7474KZF · Drag Control Actuator > SPEED BRAKE ARMED MEMO MSG AT 50KTS, CONFIG SPOILER MASTER WARNING AT 60KTS. RTO(ITEM TRANFERED TO MDDR 217813 PER MEL 27-62-01 CAT C DUE DATE 10OCT24. LP 1829529 M3: R/R SPEEDBRAKE ACTUATOR IAW AMM 27-62-07. OPS CHECK GOOD. DMI 217813 CLOSED.
) - [SDR UIEA2024092900962](https://openairdocs.org/sdr/UIEA2024092900962.md): Circuit Card · faulted · Sep 29, 2024 · N406KZ · Boeing 7474KZF · Engine Indicating System > STARTER CUTOUT ENG 4 MSG IN FLIGHT(INSPECTED ENGINE STARTER FOR CONDITION AND SERVICING & STARTER VALVE FOR CONDITION. REPLACED N2 SPEED CARD IAW AMM 73-21-00. OPS CHECKS GOOD
) - [SDR UIEA2024073100763](https://openairdocs.org/sdr/UIEA2024073100763.md): Fairing · delaminated · Aug 6, 2024 · N508KZ · Boeing 7474KZF · Trailing Edge Flaps > LHW I/B FORE FLAP L/E FAIRING FOUND DELAMINATION(PERFORMED PERMANENT REPAIR AS PER SRM 51-70-07 PAR 5A. NO FURTHER DEFECTS NOTED.
) - [SDR UIEA2024073100762](https://openairdocs.org/sdr/UIEA2024073100762.md): Fairing · delaminated · Aug 6, 2024 · N508KZ · Boeing 7474KZF · Trailing Edge Flaps > RHW O/B FORE FLAP MID L/E FAIRING FOUND DELAMINATION(PERFORMED PERMANENT REPAIR AS PER SRM 51-70-07 PAR 5A. NO FURTHER DEFECTS NOTED.
) - [SDR UIEA2024073100761](https://openairdocs.org/sdr/UIEA2024073100761.md): Fairing · delaminated · Aug 6, 2024 · N508KZ · Boeing 7474KZF · Trailing Edge Flaps > RHW I/B FORE FLAP MID L/E FAIRING FOUND DELAMINATION. PERFORMED PERMANENT REPAIR AS PER SRM 51-70-07 PAR 5A. NO FURTHER DEFECTS NOTED. - [SDR UIEA2024072600755](https://openairdocs.org/sdr/UIEA2024072600755.md): Shear Tie · cracked · Aug 6, 2024 · N508KZ · Boeing 7474KZF · Fuselage Internal Mounting Structure > STA 1000 FRONT SPAR SHEAR TIE LBL 57.50 FOUND CRACK(SHEAR TIE REPLACED AS PER ATLAS AIR EO 4453C024 REV.4 PART 5 STEP 2 CONDITION 8 AND RI-53-12-17026 REV.A. NO FURTHER DEFECTS NOTED
) - [SDR UIEA2024072600754](https://openairdocs.org/sdr/UIEA2024072600754.md): Fairing · cracked · Aug 6, 2024 · N508KZ · Boeing 7474KZF · Nacelle/Pylon, Main Frame > #4 ENG NOSE COWL LIP FAIRING AT INNER SIDE 12 O`CLOCK EXTERIOR SURFACE FOUND CRACK(LIP SKIN CRACK AREA REPAIRED AS PER SRM 54-15-01-2R-20 REPAIR 20 FIG 201. NO FURTHER DEFECTS NOTED
) - [SDR UIEA2024072600752](https://openairdocs.org/sdr/UIEA2024072600752.md): Fitting · cracked · Aug 6, 2024 · N508KZ · Boeing 7474KZF · Fuselage Main, Attach Fittings > STA 1000 INTERCOSTAL LUG FITTING LBL 11.33 FOUND CRACK(INTERCOSTAL LUG FITTING REPLACED AS PER ATLAS AIR EO 4453C024 REV 4 PART 3 STEP 3 CONDITION 6. NO FURTHER DEFECTS NOTED
) - [SDR UIEA2024072300730](https://openairdocs.org/sdr/UIEA2024072300730.md): Tension Tie · cracked · Aug 6, 2024 · N508KZ · Boeing 7474KZF · Fuselage Miscellaneous Structure > RH BS 740 UPPER DECK TENSION TIE (4EA) FASTENER HOLES FOUND CRACK AT AFT CHANNEL. TENSION TIE REPAIRED AS PER SRM 53-20-30-2R-1 REPAIR 1 FIG 201 (CAT B) STEEL PLATE REPLACED AS PER RI-53-20-17025 REV.A. NO FURTHER DEFECTS NOTED. - [SDR UIEA2024072300729](https://openairdocs.org/sdr/UIEA2024072300729.md): Tension Tie · cracked · Aug 6, 2024 · N508KZ · Boeing 7474KZF · Fuselage Miscellaneous Structure > RH BS 740 UPPER DECK TENSION TIE 1EA FASTENER HOLE FOUND CRACK AT FRAME. FRAME 1EA CRACK FASTENER HOLE REPAIRED AS PER ATLAS AIR EO 4453A301 REV.12 PART 2 STEP 5F AND STEEL PLATE REPLACED AS PER RI-53-20-17025 REV.A. NO FURTHER DEFECTS NOTED. - [SDR UIEA2024080200778](https://openairdocs.org/sdr/UIEA2024080200778.md): Battery · discharged · Aug 6, 2024 · N508KZ · Boeing 7474KZF · Emergency Lighting > U/D STA 390 WL 380 RBL14 EMER LTS POWER PACK M5168 CAPACITY LOW FOUND DURING DEEP CYCLE TEST. EMER LTS PWR PACK M5168 BATT ASSY REPLACED & TESTED NORMAL AS PER AMM 33-51-04 REV 110 15 MAR 2024. OPS CHECK GOOD. - [SDR UIEA2024080200777](https://openairdocs.org/sdr/UIEA2024080200777.md): Fmc · faulted · Aug 2, 2024 · N405KZ · Boeing 7474KZF · Auto Throttle System > REJECTED TAKE OFF @ 70 KNOTTS AUTOTHROTTLE DISCONNECT MASTER CAUTION.(R/R LH FMC IAW AMM 34-61-01. OPS CHECK GOOD. DMI 214021 CLOSED.
) - [SDR UIEA2024070500584](https://openairdocs.org/sdr/UIEA2024070500584.md): Tru · faulted · Jul 6, 2024 · N407KZ · Boeing 7474KZF · Electrical Power System > "DC 2 DIST" CIRCUIT BREAKER POPPED IN FLIGHT ALONG WITH MULTIPLE EICAS MESSAGE FAULTS.(REMOVED AND REPLACED "DC 2 DIST" CIRCUIT BEAKER AND DC BUS #2 TRU. PER AMM 20-60-05. NO FURTHER DEFECTS NOTED.
) - [SDR UIEA2024062400566](https://openairdocs.org/sdr/UIEA2024062400566.md): Engine · warning message · Jun 24, 2024 · N407KZ · Boeing 7474KZF · Engine (Turbine/Turboprop) > #3 ENGINE OIL FILTER ADVISORY MESSAGE(REF TO M3, R/R #3 ENG IAW ATLAS REQUEST IAW AMM 71-00-02.
/LP 1847107 M3: R/R #3 ENG PER ATLAS REQUEST. LEAKS CHECK GOOD AT THIS TIME. MAX POWER ASSURANCE RUNS ARE C/W IAW AMM 71-00-02 (W/O 132392)
) - [SDR UIEA2024061600524](https://openairdocs.org/sdr/UIEA2024061600524.md): Tire · failed · Jun 16, 2024 · N406KZ · Boeing 7474KZF · Tire > TIRE FAILURE ON TAKE OFF. LOSS OF HYD 1 SYS. HYD QTY LOW 1 & HYD PRESS SYS 1 AFTER LEVEL OFF FL290. ON LANDING, HYD SYS 2 & 4 FAIL HYD QTY ON 2 & 4 WENT TO ZERO. REF ITEM M12 & M13, 9 & 10 WHEEL ASSY REPLACED. IAW AMM 29-11-00 REV 110 REF WO 3415330 / N40 - [SDR UIEA2024050800342](https://openairdocs.org/sdr/UIEA2024050800342.md): Skin · corroded · May 7, 2024 · N407KZ · Boeing 7474KZF · Wing, Plate/Skin > BULGE - SKIN, LWR FACE OF LH WING T/E INBD FORE FLAP LWR SKIN WBL 395 - WBL 407, FRONT SPAR(1) PERFORM PERMANENT REPAIR OH LH WING T/E INBD FORE FLAP LWR SKIN WBL 395 - WBL 407, FRONT SPAR IAW EGAT EI T2024A57-1049 REV 1. 2) CONDITION CHECK IS GOOD
) - [SDR UIEA2024050800343](https://openairdocs.org/sdr/UIEA2024050800343.md): Skin · debonded · May 7, 2024 · N407KZ · Boeing 7474KZF · Ailerons > DISBOND - FILLER, AFT OTBD SIDE OF LH WING INBD AILERON WBL 515(1) PERFORM REPAIR OF DISBOND SKIN DAMAGE AT LH WING INBD AILERON T/E OUTBD SIDE LWR SURFACE. PLEASE REFER TO THE JOB CARD ATTACHING SHEET FOR DETAILED REWORK INFO. REF SRM 57-60-01-01-1 REV 100 - [SDR UIEA2024050800344](https://openairdocs.org/sdr/UIEA2024050800344.md): Reveal · cracked · May 7, 2024 · N407KZ · Boeing 7474KZF · Fuselage Structure (General) > LH 5 DOOR FWD CUTOUT, DOOR RELEASE HANDLE AREA REVEAL PANEL CRACK. STA 2240 WL 250(
1) REPAIR DAMAGE AREA IAW W/S 40322 (SRM 53-60-15-2R-7 REV 100). 2) JOB COMPLETED & CONDITION CHECK NORMAL
) - [SDR UIEA2024050800345](https://openairdocs.org/sdr/UIEA2024050800345.md): Battery Pack · no test · May 7, 2024 · N407KZ · Boeing 7474KZF · Emergency Lighting > WHEN PERFORM EMERGENCY LIGHT BATTERY PACK CAPACITY TEST, FOUND BATTERY M5168 OUT OF LIMIT(1) IAW AMM 33-51-04-902-001-001 REV 110 R/R EMERGENCY LIGHT BATTERY M5168. 2) IAW AMM 33-51-04-902-001-001 REV 110 PERFORMED EMERGENCY LIGHT BATTERY INSTALLATION TEST - [SDR UIEA2024050800346](https://openairdocs.org/sdr/UIEA2024050800346.md): Battery · expired · May 7, 2024 · N407KZ · Boeing 7474KZF · Emergency Locator Beacon > FOUND MDC FIXED ELT BATTERY EXPIRED DATE DUE AT DEC 2021(
1) IAW AMM 23-24-01-002-001 & 23-24-01-402-004 REV 110 R/R ELT B00779. 2) IAW AMM 23-24-00-730-802 REV 100 PERFORMED ELT INSTALLATION TEST AND THE RESULT WAS GOOD
) - [SDR UIEA2024050800347](https://openairdocs.org/sdr/UIEA2024050800347.md): Charger · failed · May 7, 2024 · N407KZ · Boeing 7474KZF · Emergency Lighting > FOUND EMERGENCY LIGHT BATTERY M5169 CAPACITY TEST OUT OF LIMIT(1) IAW AMM 33-51-04-002-009-001 & 33-51-04-402-012-001 REV 110 R/R EMERGENCY LIGHT BATTERY POWER SUPPLY M5169. 2) IAW AMM 33-51-04-902-001-001 REV 110 R/R EMERGENCYLIGHT BATTERY AT M5169. 3) IAW - [SDR UIEA2024022700134](https://openairdocs.org/sdr/UIEA2024022700134.md): Bracket · bent · Feb 27, 2024 · N406KZ · Boeing 7474KZF · Landing Gear Position and Warning > DURING CLIMB, EICAS MESSAGE GEAR DOOR DISPLAYED WHEN MOVING GEAR HANDLE FROM UP TO OFF. RETURNED HANDLE TO UP, EICAS MESSAGE CLEARED. DIVERTED TO LAX.(
PERFORMED DVI OF RH BODY GEAR PROX SWITCH AND TARGET BRACKET. FOUND TARGET BRACKET BENT. READJUSTED TARGE - [SDR UIEA2023111100938](https://openairdocs.org/sdr/UIEA2023111100938.md): Actuator · unknown · Nov 11, 2023 · N508KZ · Boeing 7474KZF · Engine Bleed Air System > ENG 2 ROLL BACK AFTER LANDING(
REMOVED AND REPLACED RH AND LH VSV ACTUATOR REF AMM 75-31-02. OPS CHK GOOD.
) - [SDR UIEA2023110200934](https://openairdocs.org/sdr/UIEA2023110200934.md): Aoa · unknown · Nov 1, 2023 · N405KZ · Boeing 7474KZF · Stall Warning System > PITCH LIMITING INDICATOR DISPLAYED WHEN FLAPS WERE RETRACTED DURING CRUISE(REPLACED LH AOA SENSOR IAW B747 AMM 34-12-03. NO FURTHER DEFECTS NOTED.
) - [SDR UIEA2023100700891](https://openairdocs.org/sdr/UIEA2023100700891.md): Wire Harness · unknown · Oct 5, 2023 · N405KZ · Boeing 7474KZF · Fire Protection System Wiring > ENG 3 FIRE LOOP A & B FAILED(R/R UPPER & LWR AFT DETECTOR ASSY IAW AMM 26-11-02. R/R HARNESS 61B45322 IAW AMM 26-11-02. R/R HARNESS WIRE AND ENG IDLE TEST RUN NORMAL IAW AMM 71-00-00. PERFORMED OPS CHECK, NO FAULTS FOUND FOR ENG 3 FIRE LOOP.
) - [SDR UIEA2023090400826](https://openairdocs.org/sdr/UIEA2023090400826.md): Controller · faulted · Sep 4, 2023 · N407KZ · Boeing 7474KZF · Cabin Pressure Controller > CABIN ALT AUTO FAILED JUST AFTER TAKEOFF. EICAS MSGS: "CABIN ALT AUTO" & "OUTFLOW VLV L" DISPLAYED. RT OUTFLOW VALVE PREVIOUSLY DEFERRED.(REMOVED AND REPLACED CABIN PRESSURE CONTROLLER A PER AMM 21-31-02. CPCS-A & -B GROUND TESTS PASSED, NO FAULTS NOTED. OU - [SDR UIEA2023062000652](https://openairdocs.org/sdr/UIEA2023062000652.md): Unknown · unknown · Jun 21, 2023 · N406KZ · Boeing 7474KZF · Cabin Equipment/Furnishings > BULK CARGO - STA 2160 PARTITION LINER FOUND TORN(
REPAIRED CARRIED OUT AS PER RI-25-54-16324 REV A. NO FURTHER DEFECTS NOTED. PN 453U1553-14
) Next page: https://openairdocs.org/model/boeing-747-4kzf/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 = '7474KZF' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/model/boeing-747-4kzf/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.