# Service difficulty reports: N703CK A list on [N703CK](https://openairdocs.org/aircraft/N703CK.md). Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Newest first. Page 1 of 2 · 80 reports - [SDR KCSA2024021908](https://openairdocs.org/sdr/KCSA2024021908.md): Switch · faulted · Feb 19, 2024 · N703CK · Boeing 747412 · Door Warning System > DOOR ENTRY L1 ON TAKE OFF REJECTED TAKE OFF. L1 DOOR INDICATION TRANSFERRED TO DEFERRED MAINTENANCE ITEM 100136026 IN ACCORDANCE WITH MEL 52-73-1, ITEM CATEGORY C DUE 2/29/24 "MAINTENANCE" PROCEDURE COMPLY WITH PLACARDS INSTALLED. REFERENCE DEFERRED MAINTENA - [SDR KCSA202401241602](https://openairdocs.org/sdr/KCSA202401241602.md): Window · cracked · Jan 16, 2024 · N703CK · Boeing 747412 · Flight Compartment Windows > L1 NON-STRUCTURAL INNER PANE SHOWS SIGN OF A CRACK. TRANSFERRED TO DMI #100096025 IAW MEL 25-20-1 NEF-17 CATEGORY D DUE 5-15-24 PLACARDS INSTALLED. AS PER LOG PAGE 100098121, REFERENCE DMI #100096025 "L1 NON-STRUCTURAL INNER PANE SHOWS SIGN OF A CRACK". REMOVE - [SDR KCSA20240117602](https://openairdocs.org/sdr/KCSA20240117602.md): Window · cracked · Jan 16, 2024 · N703CK · Boeing 747412 · Flight Compartment Windows > L1 NON-STRUCTURAL INNER PANE SHOWS SIGN OF A CRACK. TRANSFERRED TO DMI #100096025 IAW MEL 25-20-1 NEF-17 CATEGORY D DUE 5-15-24 PLACARDS INSTALLED - [SDR KCSA202312071149](https://openairdocs.org/sdr/KCSA202312071149.md): Sign · inoperative · Dec 7, 2023 · N703CK · Boeing 747412 · Emergency Lighting > EXIT SIGN - UPPER DECK LEFT, LIGHT - EMERGENCY AISLE CENTER, AND EXIT SIGN -UPPER DECK CENTER DO NOT STAY ON WHEN ACTIVATED - [SDR KCSA2023110946](https://openairdocs.org/sdr/KCSA2023110946.md): Unknown · unknown · Nov 9, 2023 · N703CK · Boeing 747412 · Passenger/Crew Doors > L5 DOOR CLOSE AND LOCK SHOW OPEN ON ENGINE INDICATING AND CREW ALERTING SYSTEM TRANSFERRED TO DMI #100091264 MEL 52-73-1. CATEGORY "C". DUE DATE 11-19-23 OK TO CONTINUE PLACARDS INSTALLED REFER TO DMI #100091264: L5 DOOR INDICATION OPEN ON ENGINE INDICATING AN - [SDR KCSA2023100639](https://openairdocs.org/sdr/KCSA2023100639.md): Unknown · unknown · Oct 6, 2023 · N703CK · Boeing 747412 · Doors > DOOR ENTRY L5. VERIFIED L5 DOOR TO OPEN AND CLOSE IN LOCKED POSITION NORMAL. INDICATION FAULT. TRANSFERRED TO DMI 100098601 CATEGORY C DUE 10/17/23 MEL 52-73-1 MAINTENANCE PROCEDURES COMPLIED WITH PLACARDS INSTALLED. PER LP 100098619- REFERENCE DMI #100098601 - [SDR KCSA202308291101](https://openairdocs.org/sdr/KCSA202308291101.md): Floorbeam · corroded · Aug 29, 2023 · N703CK · Boeing 747412 · Fuselage Main, Floor Beam > FOUND CORROSION AT NUT CLIP/ FASTENER LOCATION STA 980 APPROX LBL 94 - [SDR KCSA2023071028](https://openairdocs.org/sdr/KCSA2023071028.md): Tube · unknown · Jul 10, 2023 · N703CK · Boeing 747412 · Fire Protection System > AFTER STARTING #2 ENGINE MAIN DECK FIRE ENGINE INDICATING AND CREW ALERTING SYSTEM MESSAGE WITH VISIBLE SMOKE AND TOXIC SMELL REMOVED AND REPLACED TUBE ASSEMBY LANDING GEAR DOWN SYSTEM 1 AND SYSTEM OPERATIONS CHECK AND LEAK CHECK GOOD IAW AMM 20-11-24 AND AMM - [SDR KCSA2023061023](https://openairdocs.org/sdr/KCSA2023061023.md): Unknown · unknown · Jun 10, 2023 · N703CK · Boeing 747412 · Doors > DOOR UPPER DECK FLIGHT LOCK DURING CLIMB PERFORMED OPERATIONS CHECK OF BOTH UPPER DECK FLIGHT DOOR IN ACCORDANCE WITH KALITTA AIR AMM 52-23-00 NO DEFECTS NOTED. - [SDR KCSA2023060921](https://openairdocs.org/sdr/KCSA2023060921.md): Pbe · unserviceable · Jun 9, 2023 · N703CK · Boeing 747412 · Emergency Equipment > MAIN DECK PROTECTIVE BREATHING EQUIPMENT UNSERVICEABLE REMOVED AND REPLACED THE MAIN DECK PROTECTIVE BREATHING EQUIPMENT IN ACCORDANCE WITH AMM 25-60-00 - [SDR KCSA2023060827](https://openairdocs.org/sdr/KCSA2023060827.md): Unknown · unknown · Jun 8, 2023 · N703CK · Boeing 747412 · Doors > DOOR UPPER DECK FLIGHT LOCK PERFORMED OPS CHECK OF BOTH UPPER DECK FLIGHT DOOR IAW KA AMM 52-23-00 NO DEFECTS NOTED - [SDR KCSA2023060526](https://openairdocs.org/sdr/KCSA2023060526.md): Unknown · unknown · Jun 5, 2023 · N703CK · Boeing 747412 · Doors > DOOR UPPER FLIGHT LOCK STATUS MESSAGE TRANSFERRED TO DEFERRED MAINTENANCE ITEM 100133003 MEL 52-23-6-2 CATEGORY C DUE DATE 6-15-23 PLACARD INSTALLED MAINTENANCE PROCEDURE COMPLIED WITH. REFERENCED DEFERRED MAINTENANCE ITEM 100133003 (MAINTENANCE) PROCEDURE COM - [SDR KCSA2023060525](https://openairdocs.org/sdr/KCSA2023060525.md): Unknown · unknown · Jun 5, 2023 · N703CK · Boeing 747412 · Doors > DOOR UPPER DECK FLIGHT LOCK PERFORMED ELECTRICAL OPERATIONS CHECK OF LEFT AND RIGHT DOORS PER B747-400 AMM 52-23-00 NO DEFECT NOTED - [SDR KCSA2023060424](https://openairdocs.org/sdr/KCSA2023060424.md): Unknown · unknown · Jun 4, 2023 · N703CK · Boeing 747412 · Doors > DOOR UPPER DECK FLIGHT LOCK STATUS CYCLED OVERHEAD DOOR IN ACCORDANCE WITH B747 AMM 52-21-00 OPERATIONS GOOD - [SDR KCSA20230725731](https://openairdocs.org/sdr/KCSA20230725731.md): Unknown · unknown · May 27, 2023 · N703CK · Boeing 747412 · Doors > DOOR UPPER DECK FLIGHT LOCK ENGINE INDICATING AND CREW ALERTING SYSTEM MESSAGE. PERFORMED OPERATIONS CHECK OF LEFT AND RIGHT UPPER DECK DOORS. OPERATIONS CHECKS GOOD IAW B747-400 AMM 52-23-00. - [SDR KCSA2023051230](https://openairdocs.org/sdr/KCSA2023051230.md): Unknown · unknown · May 12, 2023 · N703CK · Boeing 747412 · Doors > DOOR UPPER DECK FLIGHT LOCK. PERFORMED UPPER DECK OPERATIONS CHECK IAW KA B747-400 AMM 52-23-00/501. OPERATIONS CHECK GOOD. - [SDR KCSA202307250129](https://openairdocs.org/sdr/KCSA202307250129.md): Unknown · unknown · May 11, 2023 · N703CK · Boeing 747412 · Doors > DOOR UPPER DECK FLIGHT LOCK. PERFORMED UPPER DECK OPERATIONS CHECK IAW KA AMM 52-23-00/501. OPERATIONS CHECK GOOD. NO DEFECTS NOTED. - [SDR KCSA202304261](https://openairdocs.org/sdr/KCSA202304261.md): Slide · unknown · Apr 26, 2023 · N703CK · Boeing 747412 · Escape Slide > DOOR LEFT/RIGHT UPPER DECK CAUTION INTERMITTENT IN FLIGHT ON DEPARTURE. PERFORMED TROUBLESHOOT PER B747-400 FIM 52-71 TASK 823. NO FAULT NOTED. OK FOR SERVICE. DURING TROUBLESHOOTING OF DISCREPANCIE ABOVE #100117381 RIGHT HAND UPPER DECK DOOR SLIDE WAS DEPLOYE - [SDR KCSA2023042614](https://openairdocs.org/sdr/KCSA2023042614.md): Slide · unknown · Apr 26, 2023 · N703CK · Boeing 747412 · Escape Slide > DOOR LEFT/RIGHT UPPER DECK CAUTION INTERMITTENT IN FLIGHT ON DEPARTURE. PERFORMED TROUBLESHOOT PER B747-400 FIM 52-71 TASK 823. NO FAULT NOTED. OK FOR SERVICE. DURING TROUBLESHOOTING OF DISCREPANCIE ABOVE #100117381 RIGHT HAND UPPER DECK DOOR SLIDE WAS DEPLOYE - [SDR KCSA20230427614](https://openairdocs.org/sdr/KCSA20230427614.md): Unknown · unknown · Apr 26, 2023 · N703CK · Boeing 747412 · Door Warning System > DOOR LEFT/RIGHT UPPER DECK CAUTION INTERMITTENT IN FLIGHT ON DEPARTURE. PERFORMED TROUBLESHOOT PER B747-400 FIM 52-71 TASK 823. NO FAULT NOTED. OK FOR SERVICE. DURING TROUBLESHOOTING OF DISCREPANCIE ABOVE #100117381 RIGHT HAND UPPER DECK DOOR SLIDE WAS DEPLOYE - [SDR KCSA202301261701](https://openairdocs.org/sdr/KCSA202301261701.md): Battery Pack · not reported · Jan 17, 2023 · N703CK · Boeing 747412 · Emergency Equipment > UPPER DECK DOOR RIGHT HAND EMERGENCY POWER SYSTEM BATTERY PACK FAILED TEST. REMOVED AND REPLACED RIGHT HAND EMERGENCY POWER SYSTEM BATTERY PACK IN ACCORDANCE WITH B747-400 AMM 52-23-14 OPERATIONS CHECK GOOD - [SDR KCSA202204211050](https://openairdocs.org/sdr/KCSA202204211050.md): Floorbeam · corroded · Apr 21, 2022 · N703CK · Boeing 747412 · Fuselage Main, Floor Beam > STA 420 BL 0 TO RBL 45 HAS EVIDENCE OF CORROSION ON UPPER SURFACE OF UPPER DECK FLOOR BEAM - [SDR KCSA202204211049](https://openairdocs.org/sdr/KCSA202204211049.md): Skin · cracked · Apr 21, 2022 · N703CK · Boeing 747412 · Wing, Center Box > BS 1241 CENTER WING SKIN HAS CRACK INDICATION UNDER R/H UPPER AFT SPLICE PLATE APPROX RBL 120 FWD I/B BOLT HOLE FOUND WITH ULTRASOUND INJECTION - [SDR KCSA202204211048](https://openairdocs.org/sdr/KCSA202204211048.md): Mount · corroded · Apr 21, 2022 · N703CK · Boeing 747412 · Wing Miscellaneous Structure > R WING I/B L/E AUXILLARY FIXED STRUCTURE RIB LWR END TO FRONT SPAR MOUNT I/B FWD CORNER HAS EVIDENCE OF CORROSION. @ APPROX. OLES 884.4. - [SDR KCSA202204191047](https://openairdocs.org/sdr/KCSA202204191047.md): Stiffener · corroded · Apr 19, 2022 · N703CK · Boeing 747412 · Wing Spar > FWD SPAR VERTICAL STIFFENER SHOWS EVIDENCE OF CORROSION AT OLES 1560 - [SDR KCSA202204041040](https://openairdocs.org/sdr/KCSA202204041040.md): Elevator · corroded · Apr 4, 2022 · N703CK · Boeing 747412 · Elevator Structure > R/H I/B ELEVATOR AT ELEVATOR STA 120 HAS EVIDENCE OF CORROSION - [SDR KCSA202204041039](https://openairdocs.org/sdr/KCSA202204041039.md): Fitting · corroded · Apr 4, 2022 · N703CK · Boeing 747412 · Wing Structure > R/H WING STA 1482.95 L/E FITTING HAS AREA OF CORROSION - [SDR KCSA202204041038](https://openairdocs.org/sdr/KCSA202204041038.md): Fitting · corroded · Apr 4, 2022 · N703CK · Boeing 747412 · Trailing Edge Flaps > LH IB FOREFLAP IB FITTING CORROSION - [SDR KCSA202204041036](https://openairdocs.org/sdr/KCSA202204041036.md): Stiffener · corroded · Apr 4, 2022 · N703CK · Boeing 747412 · Wing Spar > LH WING LE AT FSSO 1510 LE RIB ATTACH STIFFENER TO FRONT SPAR HAS CORROSION - [SDR KCSA202204041035](https://openairdocs.org/sdr/KCSA202204041035.md): Fitting · cracked · Apr 4, 2022 · N703CK · Boeing 747412 · Fuselage Main, Longeron/Stringer > STA 2598 BULKHEAD S-11L LOWER LONGERON SPLICE FITTING FWD 2 HOLES HAVE CRACK INDICATIONS - [SDR KCSA202203251033](https://openairdocs.org/sdr/KCSA202203251033.md): Seat Track · cracked · Mar 25, 2022 · N703CK · Boeing 747412 · Fuselage, Seat/Cargo Attach Fittings > SEAT TRACK CRACKED @STA 560 LBL 24 - [SDR KCSA202203251032](https://openairdocs.org/sdr/KCSA202203251032.md): Seat Track · cracked · Mar 25, 2022 · N703CK · Boeing 747412 · Fuselage, Seat/Cargo Attach Fittings > SEAT TRACK CRACKED @ STA 560 RBL 24 - [SDR KCSA202203251031](https://openairdocs.org/sdr/KCSA202203251031.md): Tension Tie · cracked · Mar 25, 2022 · N703CK · Boeing 747412 · Fuselage Main, Structure > STA 1140 R/H HAS CRACK INDICATIONS IN UPPER AND LOWER O/B HOLES OF TENSION TIE TO FRAME CONNECTION - [SDR KCSA202203251030](https://openairdocs.org/sdr/KCSA202203251030.md): Web · cracked · Mar 25, 2022 · N703CK · Boeing 747412 · Fuselage Miscellaneous Structure > FWD LOWER CARGO @ STA 780 BWL 118 RBL-62 O/B CARGO SIDE RAIL WERE IT MEETS THE FLOOR WEB IS CRACKED - [SDR KCSA202203251029](https://openairdocs.org/sdr/KCSA202203251029.md): Longeron · cracked · Mar 25, 2022 · N703CK · Boeing 747412 · Fuselage Main, Longeron/Stringer > STA 2598 S-11R LOWER LONGERON FWD 2 EACH HOLES HAVE CRACK INDICATION - [SDR KCSA202203101025](https://openairdocs.org/sdr/KCSA202203101025.md): Floorbeam · cracked · Mar 10, 2022 · N703CK · Boeing 747412 · Fuselage Main, Floor Beam > BS 660 RBL 40 UPPER DECK FLOOR BEAM UPPER CHORD HAS CRACK AT FLOOR BOARD FASTENER HOLE. - [SDR KCSA202203101024](https://openairdocs.org/sdr/KCSA202203101024.md): Strap · cracked · Mar 10, 2022 · N703CK · Boeing 747412 · Fuselage Miscellaneous Structure > L4 DOOR FRAME STRAP CRACKED AT BS1664 STR 24L - [SDR KCSA202203101023](https://openairdocs.org/sdr/KCSA202203101023.md): Reveal · cracked · Mar 10, 2022 · N703CK · Boeing 747412 · Fuselage Miscellaneous Structure > L4 DOOR FRAME REVEAL CRACKED AT BS 1664 STR 18L - [SDR KCSA202203101022](https://openairdocs.org/sdr/KCSA202203101022.md): Tension Tie · cracked · Mar 10, 2022 · N703CK · Boeing 747412 · Fuselage Main, Frame > STA 1180 R/H SIDE HAS CRACK INDICATIONS IN UPPER AND LOWER O/B HOLES OF TENSION TIE TO FRAME CONNECTION - [SDR KCSA202203101021](https://openairdocs.org/sdr/KCSA202203101021.md): Tension Tie · cracked · Mar 10, 2022 · N703CK · Boeing 747412 · Fuselage Main, Frame > STA 1180 L/H SIDE HAS CRACK INDICATION IN UPPER O/B HOLE OF TENSION TIE TO FRAME CONNECTION - [SDR KCSA202203101020](https://openairdocs.org/sdr/KCSA202203101020.md): Reveal · cracked · Mar 10, 2022 · N703CK · Boeing 747412 · Fuselage Miscellaneous Structure > BS 800 FRAME DOOR STOP REVEAL CRACKED APPROX 2 INCHES BELOW STA 25L - [SDR KCSA202203101019](https://openairdocs.org/sdr/KCSA202203101019.md): Seat Track · cracked · Mar 10, 2022 · N703CK · Boeing 747412 · Fuselage, Seat/Cargo Attach Fittings > AFT PIT SEAT TRACK CRACKED AT APPROX STA 1840 RBL 25 - [SDR KCSA202203031018](https://openairdocs.org/sdr/KCSA202203031018.md): Reveal · cracked · Mar 3, 2022 · N703CK · Boeing 747412 · Fuselage Miscellaneous Structure > R4 DOOR FRAME REVEAL CRACKED AT BS 1664 STR 23R - [SDR KCSA202203031017](https://openairdocs.org/sdr/KCSA202203031017.md): Spar · corroded · Mar 3, 2022 · N703CK · Boeing 747412 · Wing Spar > RH WING FRONT SPAR LWR CHORD HAS POSSIBLE CORROSION AT OLES 1560.00 - [SDR KCSA202203031016](https://openairdocs.org/sdr/KCSA202203031016.md): Spar · corroded · Mar 3, 2022 · N703CK · Boeing 747412 · Wing Spar > R/H WING FRONT SPAR LWR CHORD HAS POSSIBLE CORROSION AT OLES 1481.00 - [SDR KCSA202203031015](https://openairdocs.org/sdr/KCSA202203031015.md): Bulkhead · corroded · Mar 3, 2022 · N703CK · Boeing 747412 · Fuselage Main, Bulkhead > CORROSION - NOSE GEAR WELL - STA 340, 33" FROM L/H & R/H SIDES & 14 " FROM TOP OF WELL - [SDR KCSA202108231090](https://openairdocs.org/sdr/KCSA202108231090.md): Light · inoperative · Aug 23, 2021 · N703CK · Boeing 747412 · Emergency Lighting > BOTH EMERGENCY LIGHTS ON LH EMERGENCY DOOR INOP - [SDR KCSA202108231089](https://openairdocs.org/sdr/KCSA202108231089.md): Sign · inoperative · Aug 23, 2021 · N703CK · Boeing 747412 · Emergency Lighting > RH EMERGENCY DOOR EXIT SIGN INOP - [SDR KCSA202108231088](https://openairdocs.org/sdr/KCSA202108231088.md): Sign · inoperative · Aug 23, 2021 · N703CK · Boeing 747412 · Emergency Lighting > EXIT SIGN AT STA 620 ON UPPER DECK INOPERATIVE. - [SDR KCSA202105101056](https://openairdocs.org/sdr/KCSA202105101056.md): Skin · corroded · May 10, 2021 · N703CK · Boeing 747412 · Trailing Edge Flaps > RIGHT INBOARD FLAP HAS CORROSION APPROXIMATELY 73' FROM INBOARD EDGE ON MID FLAP UPPER PANEL SURFACE Next page: https://openairdocs.org/aircraft/N703CK/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 n_number = 'N703CK' AND registry_match = 'registration' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/aircraft/N703CK/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.