# Service difficulty reports: N21CX, cancelled Apr 1, 2010 A list on [N21CX, cancelled Apr 1, 2010](https://openairdocs.org/deregistered/N21CX-2010-04-01.md). Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Newest first. - [SDR IXXA0200115O](https://openairdocs.org/sdr/IXXA0200115O.md): Bushing · defective · Nov 19, 2002 · N21CX · Doug DC862 · Landing Gear Retraction/Extension System > AFTER TAKEOFF FROM WRI ENROUTE TO BWI LANDING GEAR NOT LATCHED LIGHT ILLUMINATED AFTER GEAR RETRACTION. CREW PERFORMED LANDING GEAR UPLATCH CHECK, LIGHT REMAINED ILLUMINATED WITH RUMBILING NOISE NOTED FROM NOSE LANDING GEAR AREA. AIRCRAFT RETURNED TO WRI FOR A - [SDR IXXA0200050O](https://openairdocs.org/sdr/IXXA0200050O.md): O-Ring · damaged · Aug 19, 2002 · N21CX · Doug DC862 · Hydraulic System, Main > AFTER TAKEOFF FROM COF, THE FLIGHT CREW NOTICED A DROP IN THE HYDRAULIC QUANTITY AND THE OIL LOW LIGHT ILLUMINATED. THE FLIGHT CREW FOLLOWED COMPANY PROCEDURES AND RETURNED TO COF FOR AN UNEVENTFUL LANDING. MAINTENANCE INSPECTED THE AIRCRAFT AND LOCATED A DA - [SDR IXXA0200020O](https://openairdocs.org/sdr/IXXA0200020O.md): Fan · defective · May 19, 2002 · N21CX · Doug DC862 · Air Distribution Fan > ENROUTE FROM BWI TO WRI, THE FLIGHT CREW SENSED AN ODOR IN THE COCKPIT WHEN THE RIGHT RECIRCULATION FAN WAS OPERATING. THE FLIGHT CREW SECURED THE FAN AND THE ODOR SUBSIDED. THE FLIGHT CONTINUED FOR AN UNEVENTFUL LANDING. MAINTENANCE INSPECTED THE AIRCRAFT WHI - [SDR IXXA0100079S](https://openairdocs.org/sdr/IXXA0100079S.md): Floorbeam · cracked · Nov 20, 2001 · N21CX · Doug DC862 · Fuselage Main, Floor Beam > DURING ROUTINE C-CHECK INSPECTION A CRACK WAS DETECTED ON THE FLOORBEAM LEFT HAND FRAME ATTACHMENT PLATES AND CLIPS AT FS 320 TO 480. ACCOMPLISHED REMOVAL OF DAMAGED PLATES AND CLIPS. FABRICATED AND INSTALLED NEW ATTACHMENT PLATES AND CLIPS IN ACCORDANCE WITH - [SDR IXXA0100080S](https://openairdocs.org/sdr/IXXA0100080S.md): Clip · corroded · Nov 18, 2001 · N21CX · Doug DC862 · Aircraft Structures > DURING ROUTINE C-CHECK INSPECTION CORROSION WAS DETECTED IN THE AFT CABIN FLOORBEAM AT STATION 1584. REMOVED DAMAGED FLOORBEAM AND INSTALLED NEW FLOOR SUPPORT AND CLIP NUTS IN ACCORDANCE WITH DOUGLAS STRUCTURAL MAINTENANCE MANUAL. - [SDR IXXA0100078S](https://openairdocs.org/sdr/IXXA0100078S.md): Wing · cracked · Nov 11, 2001 · N21CX · Doug DC862 · Leading Edge Devices > DURING ROUTINE C-CHECK INSPECTION, A CRACK WAS DETECTED ON THE RIGHT WING LEADING EDGE AT STATION XW485 JUST OUTBOARD OF THE #4 PYLON. STOP DRILLED CRACK, FABRICATED AND INSTALLED REPAIR DOUBLER IN ACCORDANCE WITH DOUGLAS STRUCTURAL REPAIR MANUAL AND ENGINEERI - [SDR IXXA0100025](https://openairdocs.org/sdr/IXXA0100025.md): Belt · loose · May 23, 2001 · N21CX · Doug DC862 · Cabin Cooling System > EN ROUTE FROM KWA TO HIK, AN ODOR WAS SENSED IN THE COCKPIT EMITTING FROM THE COCKPIT AIR CONDITIONING UNIT. THE FLIGHT CREW SECURED THE AIR CONDITIONER AND THE ODOR SUBSIDED. THE FLIGHT CONTINUED TO HIK FOR AN UNEVENTFUL LANDING. MAINTENANCE INSPECTED THE - [SDR IXXA0100010](https://openairdocs.org/sdr/IXXA0100010.md): Hydraulic Line · defective · Mar 21, 2001 · N21CX · Doug DC862 · Hydraulic System, Main > DURING CLIMBOUT FROM AVB, THE FLIGHT CREW NOTICED A DECLINE IN THE MAIN HYDRAULIC QUANTITY AND PRESSURE INDICATION SYSTEMS. THE FLIGHT CREW FOLLOWED COMPANY PROCEDURES AND RETURNED TO AVB FOR AN UNEVENTFUL LANDING. MAINTENANCE INSPECTED THE AIRCRAFT LOCATING - [SDR IXXA9900011](https://openairdocs.org/sdr/IXXA9900011.md): Compressor · defective · Jun 21, 1999 · N21CX · Doug DC862 · Cabin Compressor System > EN ROUTE FROM WRI TO COF, AN ODOR WAS SENSED IN THE COCKPIT ACCOMPANIED BY A LOUD NOISE EMITTING FROM THE NUMBER THREE TURBO COMPRESSOR. THE FLIGHT CREW SECURED THE TURBO COMPRESSOR AND THE ODOR SUBSIDED. MAINTENANCE PLACED THE TURBO COMPRESSOR ON DEFERRAL A - [SDR IXXA9900003](https://openairdocs.org/sdr/IXXA9900003.md): Fan · failed · Feb 16, 1999 · N21CX · Doug DC862 · Air Distribution Fan > EN ROUTE FROM AJK TO AVB, THE FLIGHT CREW SENSED AN ODOR IN THE COCKPIT EMITTING FROM THE LEFT RECIRCULATION FAN. THE CREW TURNED OFF THE FAN AND THE ODOR DIMINISHED. MAINTENANCE INSPECTED AND FOUND THE FAN DEFECTIVE. MAINTENANCE DEFERRED THE LEFT RECIRCULA - [SDR IXXA9800081](https://openairdocs.org/sdr/IXXA9800081.md): Wire · loose · Nov 1, 1998 · N21CX · Doug DC862 · Altimeter, Barometric/Encoder > EN ROUTE, THE FLIGHT CREW DETECTED WHITE SMOKE EMITTING FROM UNDER THE CAPTAIN'S INSTRUMENT PANEL, ACCOMPANIED WITH AN ODOR, THEN DIMINISHED. THE FLIGHT CREW FOLLOWED COMPANY PROCEDURES AND CONTINUED TO KBWI FOR AN UNEVENTFUL LANDING. MAINTENANCE INSPECTED - [SDR IXXA9800103](https://openairdocs.org/sdr/IXXA9800103.md): Panel · corroded · Aug 4, 1998 · N21CX · Doug DC862 · Horizontal Stabilizer, Plate/Skin > DURING ROUTINE C CHECK INSPECTION, CORROSION WAS DETECTED ON LEFT HORIZONTAL STABILIZER UPPER TRAILING EDGE PANEL BETWEEN STATIONS XE 221 AND XE 272. REPAIR ACCOMPLISHED REMOVAL OF DAMAGED AREA, FABRICATION AND INSTALLATION OF A NEW PANEL IN ACCORDANCE WITH F - [SDR IXXA9800101](https://openairdocs.org/sdr/IXXA9800101.md): Panel · corroded · Jul 17, 1998 · N21CX · Doug DC862 · Horizontal Stabilizer, Plate/Skin > DURING ROUTINE C CHECK INSPECTION, A CORROSION BULGE WAS DETECTED ON THE RIGHT HORIZONTAL STABILIZER UPPER TRAILING EDGE PANEL BETWEEN STATION XE 77 AND XE 148. REPAIR ACCOMPLISHED REMOVAL OF DAMAGED AREA, FABRICATION AND INSTALLATION OF A NEW PANEL IN ACCORD - [SDR IXXA9800100](https://openairdocs.org/sdr/IXXA9800100.md): Bulkhead Doubler · cracked · Jul 17, 1998 · N21CX · Doug DC862 · Fuselage Main, Bulkhead > DURING ROUTINE C CHECK INSPECTION, A CRACK WAS DETECTED IN THE LOWER RADOME COMPARTMENT BULKHEAD INNER DOUBLER AT FUSELAGE STATION 44. REPAIR ACCOMPLISHED REMOVAL OF DAMAGED AREA, FABRICATION AND INSTALLATION OF A NEW DOUBLER AND TWO REPAIR SPLICE DOUBLERS IN - [SDR IXXA9800098](https://openairdocs.org/sdr/IXXA9800098.md): Panel · corroded · Jul 17, 1998 · N21CX · Doug DC862 · Horizontal Stabilizer, Plate/Skin > DURING ROUTINE C CHECK INSPECTION, CORROSION WAS DETECTED ON RIGHT HORIZONTAL STABILIZER UPPER TRAILING EDGE PANEL BETWEEN STATIONS XE 272 AND XE 275. REPAIR ACCOMPLISHED REMOVAL OF DAMAGED AREA, FABRICATION AND INSTALLATION OF A NEW PANEL IN ACCORDANCE WITH - [SDR IXXA9800097](https://openairdocs.org/sdr/IXXA9800097.md): Panel · corroded · Jul 17, 1998 · N21CX · Doug DC862 · Horizontal Stabilizer, Plate/Skin > DURING ROUTINE C CHECK INSPECTION, CORROSION WAS DETECTED ON RIGHT HORIZONTAL STABILIZER UPPER TRAILING EDGE PANEL BETWEEN STATIONS XE 149 AND XE 221. REPAIR ACCOMPLISHED REMOVAL OF DAMAGED AREA, FABRICATION AND INSTALLATION OF A NEW PANEL IN ACCORDANCE WITH - [SDR IXXA9800102](https://openairdocs.org/sdr/IXXA9800102.md): Panel · corroded · Jul 16, 1998 · N21CX · Doug DC862 · Horizontal Stabilizer, Plate/Skin > DURING ROUTINE C CHECK INSPECTION, CORROSION WAS DETECTED ON LEFT HORIZONTAL STABILIZER LOWER TRAILING EDGE PANEL BETWEEN STATIONS XE 221 AND XE 272. REPAIR ACCOMPLISHED REMOVAL OF DAMAGED AREA, FABRICATION AND INSTALLATION OF A NEW PANEL IN ACCORDANCE WITH F - [SDR IXXA9800099](https://openairdocs.org/sdr/IXXA9800099.md): Plating · corroded · Jul 15, 1998 · N21CX · Doug DC862 · Fuselage Main, Plate/Skin > DURING ROUTINE C CHECK INSPECTION, A CORROSION BULGE WAS DETECTED ON LOWER FUSELAGE EXTERNAL PLATING AT FUSELAGE STATION 1500 BETWEEN LONGERON 31 LEFT AND 31 RIGHT. REPAIR ACCOMPLISHED CORROSION REMOVAL, FABRICATION AND INSTALLATION OF A REPAIR FILLER AND AN - [SDR IXXA9800104](https://openairdocs.org/sdr/IXXA9800104.md): Panel · damaged · Jul 14, 1998 · N21CX · Doug DC862 · Wing, Plate/Skin > DURING ROUTINE C CHECK INSPECTION, RIGHT WING LOWER LEADING EDGE ACCESS PANEL WAS DAMAGED AT STATION XW 408. REPAIR ACCOMPLISHED REMOVAL OF DAMAGED AREA, FABRICATION AND INSTALLATION OF A REPAIR FILLER, DOUBLER AND AN L ANGLE IN ACCORDANCE WITH FAA DER APPROV - [SDR IXXA9800096](https://openairdocs.org/sdr/IXXA9800096.md): Plating · corroded · Jul 14, 1998 · N21CX · Doug DC862 · Ailerons > DURING ROUTINE C CHECK INSPECTION, A CORROSION BULGE AND POPPED RIVET HEADS WERE DETECTED ON THE RIGHT AILERON LOWER PLATING BETWEEN STATIONS XA 605 AND XA 622. REPAIR ACCOMPLISHED REMOVAL OF DAMAGED PLATING, FABRICATION AND INSTALLATION OF A NEW LOWER PLATIN - [SDR IXXA9700167](https://openairdocs.org/sdr/IXXA9700167.md): Control Box · defective · Nov 14, 1997 · N21CX · Doug DC862 · Brake Anti-Skid Section > DURING LANDING ROLL, ALL HYDRAULIC BRAKING ACTION WAS LOST. THE CREW INITIATED THE EMERGENCY BRAKING SYSTEM AND MAXIMUM REVERSE THRUST TO DECELERATE THE AIRCRAFT. MAINTENANCE INSPECTED THE AIRCRAFT ANTI-SKID SYSTEM AND REPLACED THE ANTI-SKID CONTROL BOX. AN - [SDR IXXA9700162](https://openairdocs.org/sdr/IXXA9700162.md): Control Box · defective · Nov 9, 1997 · N21CX · Doug DC862 · Brake Anti-Skid Section > DURING LANDING ROLL AT WRI, ALL HYDRAULIC BRAKING ACTION WAS LOST. THE CREW INITIATED THE EMERGENCY AIR BRAKE SYSTEM TO DECELERATE THE AIRCRAFT. NORMAL BRAKING WAS RESTORED AFTER THE CREW DISARMED THE ANTI-SKID SYSTEM. MAINTENANCE INSPECTED THE AIRCRAFT AND - [SDR IXXA9700160](https://openairdocs.org/sdr/IXXA9700160.md): Battery Pack · discharged · Nov 1, 1997 · N21CX · Doug DC862 · Emergency Lighting > AFTER ARRIVING AND ENGINE SHUTDOWN WITH NO EXTERNAL ELECTRICAL POWER, THE COCKPIT AND PASSENGER COMPARTMENT DOOR OVERHEAD EMERGENCY LIGHTING FAILED TO ILLUMINATE. MAINTENANCE INSPECTED THE EMERGENCY LIGHTING SYSTEM AND FOUND TWO BATTERY PACKS DEFECTIVE, WHIC - [SDR IXXA9700007](https://openairdocs.org/sdr/IXXA9700007.md): Floorbeam · cracked · Nov 22, 1996 · N21CX · Doug DC862 · Fuselage Main, Floor Beam > DURING ROUTINE C-CHECK INSPECTION, FLOORBEAM BETWEEN FUSELAGE STATION 226 AND 270 WAS FOUND TO BE CRACKED. REPAIR OF THE FLOORBEAM WAS ACCOMPLISHED BY FABRICATING AND INSTALLING REPAIR DOUBLERS IN ACCORDANCE WITH FAA DER APPROVED SKETCH B68-R29 AND THE DOUGL - [SDR IXXA9700010](https://openairdocs.org/sdr/IXXA9700010.md): Gusset · corroded · Nov 18, 1996 · N21CX · Doug DC862 · Fuselage Miscellaneous Structure > DURING ROUTINE C-CHECK INSPECTION, A CORRODED GUSSET AT FUSELAGE STATION 128 AND LONGERON 22 LEFT WAS FOUND. THE GUSSET WAS REMOVED, FABRICATED AND INSTALLED IN ACCORDNACE WITH THE DOUGLAS STRUCTURAL REPAIR MANUAL 53-1-0, AND FAA DER APPROVED SKETCH B68-R16. - [SDR IXXA9700009](https://openairdocs.org/sdr/IXXA9700009.md): Fitting · cracked · Nov 10, 1996 · N21CX · Doug DC862 · Wing, Landing Gear Attach Fittings > DURING ROUTINE C-CHECK INSPECTION, THE RIGHT MAIN LANDING GEAR ATTACH FITTING WAS FOUND TO BE CRACKED. THE ATTACH FITTING WAS REPLACED IN ACCORDANCE WITH THE DOUGLAS REPLACEMENT GUIDE AND SRM 51-1-21. - [SDR IXXA9700008](https://openairdocs.org/sdr/IXXA9700008.md): Fitting · cracked · Nov 10, 1996 · N21CX · Doug DC862 · Wing, Landing Gear Attach Fittings > DURING ROUTINE C-CHECK INSPECTION, THE LEFT MAIN LANDING GEAR ATTACH FITTING WAS FOUND TO BE CRACKED. THE ATTACH FITTING WAS REPLACED IN ACCORDANCE WITH THE DOUGLAS REPLACEMENT GUIDE AND SRM 51-1-21. - [SDR IXXA9700006](https://openairdocs.org/sdr/IXXA9700006.md): Longeron · cracked · Nov 10, 1996 · N21CX · Doug DC862 · Fuselage Main, Longeron/Stringer > DURING ROUTINE C-CHECK INSPECTION, LONGERON 24 RIGHT WAS FOUND TO BE CRACKED IN TWO PLACES ADJACENT TO THE BATHTUB FITTING AT FUSELAGE STATION 870. THE CRACKS WERE STOP DRILLED, REPAIR DOUBLERS FABRICATED AND INSTALLED IN ACCORDANCE WITH DOUGLAS STRUCTURAL RE - [SDR IXXA9636](https://openairdocs.org/sdr/IXXA9636.md): Prox Switch · dirty · Mar 12, 1996 · N21CX · Doug DC862 · Entrance Stairs > ON TAKEOFF OUT OF BGTL, THE MLG 'NOT LATCHED' LIGHT CAME ON AFTER GEAR RETRACTION. THE GEAR WAS CYCLED, WITH NO CHANGE IN THE INDICATION. THE UPLATCH CHECK WAS NORMAL. AT KWRI, MAINTENANCE INSPECTED THE AIRCRAFT AND DETERMINED THE PROBLEM TO BE CAUSED BY DI - [SDR IXXA9606](https://openairdocs.org/sdr/IXXA9606.md): Air Distr · odor · Jan 31, 1996 · N21CX · Doug DC862 · Air Distribution System > EN ROUTE BETWEEN LPLA AND KWRT, THE AIR CONDITIONING SYSTEM INTERMITTENTLY PRODUCED THE STRONG SMELL OF OIL IN THE COCKPIT. THE FLIGHT CREW SUSPECTED A TURBOCOMPRESSOR OIL SEAL FAILURE. INSPECTION ON THE GROUND IN KWRT SHOWED THE TC'S TO BE NORMAL, WITH NO L - [SDR IXXA199577](https://openairdocs.org/sdr/IXXA199577.md): Fan · failed · Sep 15, 1995 · N21CX · Doug DC862 · Air Distribution Fan > DURING FLIGHT BETWEEN PJON AND PHNL, THE LEFT RECIRCULATION FAN PRODUCED FUMES WHICH WERE THEN CIRCULATED INTO THE AIRCRAFT. THE RECIRCULATION FAN WAS DEFERRED AND SCHEDULED FOR REPLACEMENT. (M) - [SDR IXXA199565](https://openairdocs.org/sdr/IXXA199565.md): Fire Detector · malfunctioned · Jun 30, 1995 · N21CX · Doug DC862 · Fire Detection > KWRI - ON DEPARTURE OUT OF KWRI, A NR 3 ENGINE FIRE WARNING WAS EXPERIENCED. THE ENGINE WAS PRECAUTIONARILY SHUT DOWN, AND THE AIRCRAFT RETURNED TO KWRI FOR MAINTENANCE. WINDMILLING OIL PRESSURE WAS 30 PSI. INSPECTION AT KWRI REVEALED AN INTERMITTENTLY BAD - [SDR IXXA199563](https://openairdocs.org/sdr/IXXA199563.md): Duct Clamp · failed · Jun 29, 1995 · N21CX · Doug DC862 · Pneumatic Distribution System > LPLA/KWRI - IN CRUISE BETWEEN LPLA AND KWRI, A NR 3 ENGINE FIRE WARNING WAS EXPERIENCED WITH NORMAL ENGINE PARAMETERS OBSERVED. THE ENGINE WAS PRECAUTIONARILY SHUT DOWN, AND THE FIRE BOTTLES DISCHARGED. THE FIRE WARNING EXTINGUISHED AND THE ENGINE MAINTAINED ## 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 = 'N21CX' AND deregistration_id = 'N21CX-2010-04-01' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/deregistered/N21CX-2010-04-01/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.