# Service difficulty reports: N812US, cancelled Feb 11, 2009 A list on [N812US, cancelled Feb 11, 2009](https://openairdocs.org/deregistered/N812US-2009-02-11.md). Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Newest first. - [SDR USAAD02015](https://openairdocs.org/sdr/USAAD02015.md): Battery · discharged · Mar 19, 2002 · N812US · Doug DC981 · Emergency Lighting > IND - THE SEAT MOUNTED LOW LEVEL EMERGENCY LIGHTS WOULD NOT TEST. MAINTENANCE REPLACED THE EMERGENCY LIGHT BATTERIES. (M) - [SDR 2002F00108](https://openairdocs.org/sdr/2002F00108.md): Light · inoperative · Jan 29, 2002 · N812US · Doug DC981 · Emergency Lighting > IND - THE CEILING EMERGENCY LIGHTS AT SEAT ROWS 1 THROUGH 3 AND ROWS 27 THROUGH 30, THE SEAT MOUNTED LOW LEVEL EMERGENCY LIGHTS, AND THE TAILCONE EMERGENCY LIGHTS REMOTE RECEIVER WERE INOPERATIVE. MAINTENANCE REPLACED THE EMERGENCY LIGHT BATTERIES FOR THE CEI - [SDR 2002F00107](https://openairdocs.org/sdr/2002F00107.md): Battery · discharged · Jan 29, 2002 · N812US · Doug DC981 · Emergency Lighting > IND - THE CEILING EMERGENCY LIGHTS AT SEAT ROWS 1 THROUGH 3 AND ROWS 27 THROUGH 30, THE SEAT MOUNTED LOW LEVEL EMERGENCY LIGHTS, AND THE TAILCONE EMERGENCY LIGHTS REMOTE RECEIVER WERE INOPERATIVE. MAINTENANCE REPLACED THE EMERGENCY LIGHT BATTERIES FOR THE CEI - [SDR 2002F00106](https://openairdocs.org/sdr/2002F00106.md): Battery · discharged · Jan 29, 2002 · N812US · Doug DC981 · Emergency Lighting > IND - THE CEILING EMERGENCY LIGHTS AT SEAT ROWS 1 THROUGH 3 AND ROWS 27 THROUGH 30, THE SEAT MOUNTED LOW LEVEL EMERGENCY LIGHTS, AND THE TAILCONE EMERGENCY LIGHTS REMOTE RECEIVER WERE INOPERATIVE. MAINTENANCE REPLACED THE EMERGENCY LIGHT BATTERIES FOR THE CEI - [SDR USAAD02003](https://openairdocs.org/sdr/USAAD02003.md): Battery · discharged · Jan 29, 2002 · N812US · Doug DC981 · Emergency Lighting > IND - THE CEILING EMERGENCY LIGHTS AT SEAT ROWS 1 THROUGH 3 AND ROWS 27 THROUGH 30, THE SEAT MOUNTED LOW LEVEL EMERGENCY LIGHTS, AND THE TAILCONE EMERGENCY LIGHTS REMOTE RECEIVER WERE INOPERATIVE. MAINTENANCE REPLACED THE EMERGENCY LIGHT BATTERIES FOR THE CEI - [SDR USAAD01139](https://openairdocs.org/sdr/USAAD01139.md): Battery · inoperative · Jul 28, 2001 · N812US · Doug DC981 · Emergency Lighting > PIT - THE CEILING MOUNTED EMERGENCY LIGHTS A PASSENGER SEAT ROWS 11-16 WERE INOPERATIVE. MAINTENANCE REPLACED THE EMERGENCY LIGHTS BATTERIES. (M) - [SDR USAA010683](https://openairdocs.org/sdr/USAA010683.md): Frame · cracked · Jun 11, 2001 · N812US · Doug DC981 · Fuselage Structure (General) > PIT - FOUND FRAME CRACKED.5 INCH, STATION 1437 AT L16R. STOP DRILLED CRACK, INSTALLED DOUBLER PER TYPICAL REPAIR 53-01. (M) - [SDR USAA010803](https://openairdocs.org/sdr/USAA010803.md): Frame · chafed · Jun 1, 2001 · N812US · Doug DC981 · Fuselage Structure (General) > PIT - FOUND FRAME CHAFED.25 INCH, STATION 1497 CANTED AT L17R. CUT OUT DAMAGE AND INSTALLED DOUBLER PER SRM 53-01 FIG 2. (M) - [SDR USAA010587](https://openairdocs.org/sdr/USAA010587.md): Frame · cracked · May 30, 2001 · N812US · Doug DC981 · Fuselage Structure (General) > PIT - FOUND FRAME CRACKED.5 INCH, STATION 1437 AT L16R. STOP DRILLED CRACK, INSTALLED DOUBLER PER TYP REPAIR 53-01. (M) - [SDR USAAD01105](https://openairdocs.org/sdr/USAAD01105.md): Battery · discharged · May 14, 2001 · N812US · Doug DC981 · Emergency Lighting > TPA - THE LOW LEVEL EMERGENCY LIGHTING AT SEAT ROW 3 WAS INOPERATIVE. MAINTENANCE REPLACED THE EMERGENCY LIGHT BATTERY. (M) - [SDR USAAD01058](https://openairdocs.org/sdr/USAAD01058.md): Battery · inoperative · Mar 21, 2001 · N812US · Doug DC981 · Emergency Lighting > MCO - THE LOW LEVEL EMERGENCY LIGHTS WERE INOPERATIVE, AND THE LIGHTS AT SEAT ROWS 16, 20, 25 AND 30 WERE IN THE WRONG POSITION. MAINTENANCE REPOSITIONED THE LOW LEVEL EMERGENCY LIGHT ASSEMBLIES AND REPLACED THE BATTERIES. (M) - [SDR USAAD02001](https://openairdocs.org/sdr/USAAD02001.md): Battery · discharged · Jan 4, 2001 · N812US · Doug DC981 · Emergency Lighting > BOS - THE FORWARD ENTRY DOOR PORTABLE EMERGENCY LIGHT WAS INOPERATIVE. MAINTENANCE REPLACED THE EMERGENCY LIGHT BATTERY. (M) - [SDR USAAD00169](https://openairdocs.org/sdr/USAAD00169.md): Sleeve · loose · Oct 25, 2000 · N812US · Doug DC981 · Cabin Cooling System > TPA-PIT - FLT 1264 - AFTER TAKEOFF, THE CABIN WOULD NOT PRESSURIZE IN EITHER AUTO OR MANUAL MODE. THE AIRCRAFT RETURNED TO THE FIELD AND LANDED WITHOUT INCIDENT. MAINTENANCE RECONNECTED A LOOSE COUPLING SLEEVE AT THE LEFT AIR CONDITIONING PACK ACM OUTLET. ( - [SDR USAA001523](https://openairdocs.org/sdr/USAA001523.md): Skin · corroded · Sep 7, 2000 · N812US · Doug DC981 · Fuselage Main, Plate/Skin > PIT - FOUND SKIN CORRODED 1 INCH IN DIAMETER, 2 SPOTS.014 AND.017 DEEP, STATION 465 STATIC PORT. CORROSION LEVEL 1. INSTALLED INTERNAL AND FLUSH FILLER FROM STATION 442-475 AND DOUBLERS LONG 26L TO 27L. (M) - [SDR USAA001524](https://openairdocs.org/sdr/USAA001524.md): Fitting · cracked · Sep 3, 2000 · N812US · Doug DC981 · Wing Miscellaneous Structure > PIT - FOUND SUPPORT CRACKED 1.25 INCHES, LEFT WING, LEFT INBOARD GROUND SPOILER PANEL SUPPORT FITTING. INSTALLED TEMPORARY REPAIR PER EO 5788M381 REV D REPAIR 3L. (M) - [SDR USAAD00117](https://openairdocs.org/sdr/USAAD00117.md): Slide · failed · Jul 27, 2000 · N812US · Doug DC981 · Escape Slide > PHL - THE AFT LEFT SERVICE DOOR WAS INADVERTENTLY OPENED, WITH THE GIRT BAR ATTACHED, BUT THE EMERGENCY ESCAPE SLIDE DID NOT INFLATE. MAINTENANCE INSTALLED THE SLIDE TO BE CONFIGURED FOR AUTOMATIC INFLATION. OKAY FOR SERVICE. (X) - [SDR USAAD00041](https://openairdocs.org/sdr/USAAD00041.md): Sensor · contaminated · Mar 16, 2000 · N812US · Doug DC981 · Landing Gear Position and Warning > DFW-PIT - FLT 7883 - THE YELLOW GEAR DOOR OPEN LIGHT CAME ON IN DESCENT. THE LIGHT WENT OUT WHEN RIGHT HYDRAULIC SYSTEM ENGINE SWITCH TURN TO HIGH. MAINTENANCE REMOVED DEBRIS ON SENSOR. OPS CHECK OK. (M) - [SDR USAAD99167](https://openairdocs.org/sdr/USAAD99167.md): Battery · discharged · Nov 22, 1999 · N812US · Doug DC981 · Emergency Lighting > CLT - THE LOW LEVEL EMERGENCY LIGHT INDICATORS WERE FLASHING RED AND GREEN. MAINTENANCE REPLACED THE LOW LEVEL EMERGENCY LIGHT BATTERIES. (M) - [SDR USAA991176](https://openairdocs.org/sdr/USAA991176.md): Longeron · cracked · Oct 16, 1999 · N812US · Doug DC981 · Fuselage Main, Longeron/Stringer > PIT - DURING Q-5 CHECK, FOUND.125 INCH CRACK AND.5 INCH CRACK, TWO IN LONGERON AT STATION 420 STATION 370 AND STATION 408. CUT OUT DAMAGED SECTION AND SPLICED IN NEW PER SRM 53-02 FIG 18 SHT 1. (M) - [SDR USAA991175](https://openairdocs.org/sdr/USAA991175.md): Longeron · cracked · Oct 16, 1999 · N812US · Doug DC981 · Fuselage Main, Longeron/Stringer > PIT - DURING Q-5 CHECK, FOUND.5 INCH CRACK AT LONGERON 31 AT STATION 160 ATTACH POINT. CUT OUT DAMAGED SECTION AND SPLICED IN NEW PER SRM 53-02. (M) - [SDR USAA991174](https://openairdocs.org/sdr/USAA991174.md): Cusp · cracked · Oct 16, 1999 · N812US · Doug DC981 · Fuselage Miscellaneous Structure > PIT - DURING Q-5 CHECK, FOUND 2 INCH CRACK 3 INCHES FORWARD OF STATION 1297 LEFT SIDE CUSP MEMBRANE AT LONGERON 18L. CUT OUT DAMAGED SECTION AND INSTALLED NEW FROM 7075 T-6.032 INCH PER SRM 53-04. (M) - [SDR USAA991086](https://openairdocs.org/sdr/USAA991086.md): Longeron · cracked · Oct 14, 1999 · N812US · Doug DC981 · Fuselage Main, Longeron/Stringer > PIT - DURING Q5 CHECK, FOUND 1 INCH CRACK IN LONGERON AT STATION 541, LONG 3 RIGHT. INSTALLED NEW SECTION PER SRM 53-02, FIG 18. (M) - [SDR USAAD99091](https://openairdocs.org/sdr/USAAD99091.md): Clamp · failed · Jul 7, 1999 · N812US · Doug DC981 · Pneumatic Distribution System > PIT-MHT - FLT 2160 - AFTER TAKEOFF, THE LEFT ENGINE FIRE HANDLE AND THE 2 LEFT DETECTOR LOOP LIGHTS ILLUMINATED. THE FIRE BELL ALSO RANG. POWER WAS REDUCED AND THE LIGHTS WENT OUT. THE AIRCRAFT RETURNED TO THE FIELD AND LANDED WITHOUT INCIDENT. MAINTENANCE - [SDR USAAD98073](https://openairdocs.org/sdr/USAAD98073.md): Duct · loose · Apr 27, 1998 · N812US · Doug DC981 · Cabin Cooling System > RDU - FLT 888 - EN ROUTE PBI/PHL, AT FL 330 OVER FL0, CREW REPORTED THEY LOST PRESSURIZATION. OXYGEN MASKS DEPLOYED. FLIGHT DESCENDED IN ALTITUDE, DIVERTED TO RDU AND LANDED WITH NO FURTHER INCIDENT. MAINTENANCE FOUND THE RUBBER DUCTS AT THE LEFT AIR CYCLE - [SDR USAAD97231](https://openairdocs.org/sdr/USAAD97231.md): Bulb · failed · Dec 8, 1997 · N812US · Doug DC981 · Emergency Lighting > PIT - EMERGENCY EXIT LIGHT AT ROW 18 INOPERATIVE. MAINTENANCE REPLACED THE LIGHT BULB. (X) - [SDR USAAD97211](https://openairdocs.org/sdr/USAAD97211.md): Strut · req'd service · Nov 20, 1997 · N812US · Doug DC981 · Nose/Tail Landing Gear Strut/Axle > LGA - FL0933 - THE NOSE GEAR RED LIGHT REMAINED ILLUMINATED AFTER GEAR RETRACTION. CYCLING THE GEAR TWICE DID NOT CORRECT PROBLEM. WITH GEAR LOWERED ALL THREE GREEN LIGHTS ILLUMINATED. RETURNED TO FIELD AND LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED THE - [SDR USAAD97186](https://openairdocs.org/sdr/USAAD97186.md): Battery · discharged · Oct 22, 1997 · N812US · Doug DC981 · Emergency Lighting > IND - FOUND EMERGENCY FLOOR LIGHTS INOPERATIVE BETWEEN ROWS 4 AND 9. MAINTENANCE REPLACED BATTERY. (M) - [SDR USAA970077](https://openairdocs.org/sdr/USAA970077.md): Door Frame · corroded · Feb 27, 1997 · N812US · Doug DC981 · Fuselage Miscellaneous Structure > PIT - DURING C-1 CHECK, FOUND CORROSION BOTTOM FORWARD CARGO DOOR FRAME AT STATION 370 TO STATION 427. INSTALLED NEW SECTION OF DOOR FRAME PER SRM 53-05 FIG 44. (M) - [SDR USAAD96020A](https://openairdocs.org/sdr/USAAD96020A.md): Retract Mech · malfunctioned · Feb 4, 1996 · N812US · Doug DC981 · Landing Gear Retraction/Extension System > DCA - FLT NR 2287 - AFTER TAKEOFF AND ON GEAR RETRACTION, CREW COULD NOT RETRACT THE NOSE GEAR. CREW CYCLED THE GEAR TWICE WITH THE SAME RESULT. FLIGHT RETURNED TO DCA AND LANDED WITH NO FURTHER INCIDENT. MAINTENANCE CHECKED THE RETRACTION OF THE NOSE GEAR, - [SDR USAAD96020](https://openairdocs.org/sdr/USAAD96020.md): Retract Mech · malfunctioned · Feb 4, 1996 · N812US · Doug DC981 · Landing Gear Retraction/Extension System > DCA - FLT 2287 - AFTER TAKEOFF AND ON GEAR RETRACTION, CREW COULD NOT RETRACT THE NOSE GEAR. CREW CYCLED THE GEAR TWICE WITH THE SAME RESULT. FLIGHT RETURNED TO DCA AND LANDED WITH NO FURTHER INCIDENT. (M) - [SDR USAAD96016A](https://openairdocs.org/sdr/USAAD96016A.md): Strut · req'd service · Feb 1, 1996 · N812US · Doug DC981 · Nose/Tail Landing Gear Strut/Axle > ORD - FLT 904 - AFTER TAKEOFF AND ON GEAR RETRACTION, CREW COULD NOT RETRACT THE NOSE GEAR. THIS IS THE SECOND RETURN TO FIELD OF THIS FLIGHT ON THIS DAY. MAINTENANCE SERVICED THE NOSE STRUT WHILE ON JACKS, AND THEN SWUNG THE GEAR. AIRCRAFT RELEASED FOR SER - [SDR USAAD96016](https://openairdocs.org/sdr/USAAD96016.md): Retract Mech · malfunctioned · Feb 1, 1996 · N812US · Doug DC981 · Landing Gear Retraction/Extension System > ORD - AFTER TAKEOFF AND ON GEAR RETRACTION, CREW COULD NOT RETRACT THE NOSE GEAR. THIS IS THE SECOND RETURN TO FIELD OF THIS FLIGHT ON THIS DAY. MAINTENANCE ACTION PENDING. (M) - [SDR USAAD96015A](https://openairdocs.org/sdr/USAAD96015A.md): Strut · req'd service · Feb 1, 1996 · N812US · Doug DC981 · Nose/Tail Landing Gear Strut/Axle > ORD - FL 904 - AFTER TAKEOFF AND ON GEAR RETRACTION, CREW RECEIVED THREE RED LIGHTS. GEAR WAS CYCLED, CREW RECEIVED GREEN INDICATIONS FOR THE MAINS BUT A RED FOR THE NOSE GEAR. FLIGHT RETURNED TO ORD AND LANDED WITH NO FURTHER INCIDENT. MAINTENANCE ACCOMPLIS - [SDR USAAD96015](https://openairdocs.org/sdr/USAAD96015.md): Retract Mech · malfunctioned · Feb 1, 1996 · N812US · Doug DC981 · Landing Gear Retraction/Extension System > ORD - AFTER TAKEOFF AND ON GEAR RETRACTION, CREW RECEIVED THREE RED LIGHTS. GEAR WAS CYCLED, CREW RECEIVED GREEN INDICATIONS FOR THE MAINS BUT A RED FOR THE NOSE GEAR. FLIGHT RETURNED TO ORD AND LANDED WITH NO FURTHER INCIDENT. MAINTENANACE ACTION PENDING. - [SDR USAAD95003](https://openairdocs.org/sdr/USAAD95003.md): Windshield · cracked · Oct 19, 1995 · N812US · Doug DC981 · Flight Compartment Windows > PHL - FLT NR 1926 - DURING TAKEOFF, CAPTAINS WINDSHIELD CRACKED AND THEN SHATTERED. THE FLT RETURNED TO PHL AND LANDED WITHOUT FURTHER INCIDENT. REMOVED AND REPLACED CAPTAINS SIDE WINDSHIELD. (M) - [SDR USAA950899](https://openairdocs.org/sdr/USAA950899.md): Eel Batteries · inop · Aug 11, 1995 · N812US · Doug DC981 · Emergency Lighting > PIT - THE EMERGENCY LIGHTS WERE FOUND TO BE INOPERTIVE. MAINTENANCE REPLACED THE BATTERIES. OPERATIONS CHECKED GOOD. (M) - [SDR USAA950934](https://openairdocs.org/sdr/USAA950934.md): Skin · cracked · Aug 10, 1995 · N812US · Doug DC981 · Fuselage Main, Plate/Skin > PIT - DURING Q-4 CHECK INSPECTION, FOUND.375 INCH CRACK AT STATION 160 UPPER FORWARD CORNER OF FORWARD AIRSTAIR DOOR. INSTALLED FILLER AND EXTERNAL DOUBLER PER SRM 53-05 FIG 57A SHT 6 VIEW G. (M) - [SDR USAA950933](https://openairdocs.org/sdr/USAA950933.md): Longeron · corroded · Aug 10, 1995 · N812US · Doug DC981 · Fuselage Main, Longeron/Stringer > PIT - DURING Q-4 CHECK INSPECTION, FOUND LEVEL 2 CORROSION AT STATION 237 LONGERON 29R. REMOVED CORRODED SECTION AND SPLICED IN NEW SECTION OF LONGERON PER SRM 53-02 FIG 2. (M) - [SDR USAA950916](https://openairdocs.org/sdr/USAA950916.md): Floor Beam · corroded · Aug 10, 1995 · N812US · Doug DC981 · Fuselage Main, Floor Beam > PIT - DURING Q-4 CHECK INSPECTION, FOUND LEVEL 2 CORROSION STATION 1338 FLOOR BEAM NR 18, 24 INCHES FROM RIGHT SIDE WALL AT SCREW HOLES. CORROSION TASK NR C58-53300. REPLACED ANGLE FROM RBL 12 INCHES TO OUTBOARD SIDE PER USAIR TYPICAL REPAIR 53-10-14.` - [SDR USAA950935](https://openairdocs.org/sdr/USAA950935.md): Angle · cracked · Aug 8, 1995 · N812US · Doug DC981 · Vertical Stabilizer > PIT - DURING Q-4 CHECK INSPECTION, FOUND 1 INCH CRACK LEFT DRAG ANGLE STATION 1474 (CANTED FRAME). STOP DRILLED CRACK AND INSTALLED SKIN AND DOUBLER REPAIR PER SRM 53-05 FIG 23B CONF 7007. (M) - [SDR USAA950932](https://openairdocs.org/sdr/USAA950932.md): Stringer · cracked · Aug 8, 1995 · N812US · Doug DC981 · Landing Gear Doors > PIT - DURING Q-4 CHECK INSPECTION, FOUND 1.25 INCH CRACK IN STRINGER OF FWD INBOARD LEADING EDGE IN RADIUS JUST FWD OF LEFT MLG ATTACH FITTING. STOP DRILLED CRACK AND INSTALLED STAINLESS STEEL DOUBLERS PER SRM 52-05. (M) - [SDR USAA950931](https://openairdocs.org/sdr/USAA950931.md): Skin · cracked · Aug 8, 1995 · N812US · Doug DC981 · Fuselage Main, Plate/Skin > PIT - DURING Q-4 CHECK INSPECTION, FOUND.5 INCH CRACK IN LOWER FORWARD CORNER OF WINDOW DOUBLER AFT OF STATION 846 LEFT SIDE. STOP DRILLED CRACK AND REPAIRED PER USAIR TYPICAL REPAIR 53-30-06. (M) - [SDR USAA950930](https://openairdocs.org/sdr/USAA950930.md): Frame · cracked · Aug 8, 1995 · N812US · Doug DC981 · Fuselage Main, Frame > PIT - DURING Q-4 CHECK INSPECTION, FOUND.75 INCH CRACK FORWARD UPPER CORNER OF WINDOW FRAME AT STATION 886 LONG 12R. STOP DRILLED CRACK AND REPAIRED PER USAIR TYPICAL REPAIR 53-30-06. (M) - [SDR USAA950915](https://openairdocs.org/sdr/USAA950915.md): Beam · corroded · Aug 8, 1995 · N812US · Doug DC981 · Fuselage Miscellaneous Structure > PIT - DURING Q-4 CHECK INSPECTION, FOUND LEVEL 2 CORROSION AROUND SEVERAL SCREW HOLES RIGHT LAV FLOOR REAR STATION 1322. CORROSION TASK NR C58-53300. REMOVED CORROSION AND INSTALLED DOUBLER AND STRAP PER USAIR TYPICAL REPAIR 53-10-19. (M) - [SDR USAA950918](https://openairdocs.org/sdr/USAA950918.md): Seat Track · corroded · Aug 7, 1995 · N812US · Doug DC981 · Fuselage, Seat/Cargo Attach Fittings > PIT - DURING Q-4 CHECK INSPECTION, FOUND LEFT INBOARD SEAT TRACK LEVEL 1 CORROSION 80 INCHES LONG, STATION 1220 TO STATION 1309. CORROSION TASK NR C58-53302 PREVIOUS REWORKED. REPLACED SECTION OF SEAT TRACK PER SRM 53-05 PG 8L FIG 4F. (M) - [SDR USAA950917](https://openairdocs.org/sdr/USAA950917.md): Blkhd Angle · corroded · Aug 7, 1995 · N812US · Doug DC981 · Fuselage Main, Bulkhead > PIT - DURING Q-4 CHECK INSPECTION, FOUND LOWER AFT ANGLE AT PRESSURE BULKHEAD CORROSION APPROXIMATELY 6 INCHES BY 36 INCHES LOWER AFT FACE FROM LONGERON 25L-25R. CORROSION TASK NR C57-53300. SPLICED IN NEW ANGLE PER USAIR TYPICAL REPAIR 53-30-10. (M) ## 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 = 'N812US' AND deregistration_id = 'N812US-2009-02-11' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/deregistered/N812US-2009-02-11/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.