# Service difficulty reports: N494AA, cancelled Feb 7, 2020 A list on [N494AA, cancelled Feb 7, 2020](https://openairdocs.org/deregistered/N494AA-2020-02-07.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 3 · 118 reports - [SDR AALA201703079012](https://openairdocs.org/sdr/AALA201703079012.md): Portable Light · inoperative · Mar 4, 2017 · N494AA · Doug DC982 · Emergency Lighting > AIRCRAFT WAS NOT GROUNDED. L-1 CABIN EMERGENCY PORTABLE LIGHT IS INOPERATIVE. REMOVED AND REPLACED LIGHT IAW AMM 33-53-00. OPERATIONAL CHECK GOOD. - [SDR AALA20161224005](https://openairdocs.org/sdr/AALA20161224005.md): B-Nut · leaking · Dec 24, 2016 · N494AA · Doug DC982 · Hydraulic System, Main > LOST OF RIGHT HYDRAULIC FLUID INDICATION. EMERGENCY DECLARED, AIRCRAFT WAS GROUNDED. LANDING UNEVENTFUL. SECURED LOOSE B-NUT ON HYDRAULIC LINE IN FORWARD RIGHT WHEEL WELL. SERVICED BOTH HYDRAULIC SYSTEMS. OPERATIONAL CHECKED GOOD. - [SDR AALA20160823003](https://openairdocs.org/sdr/AALA20160823003.md): Battery Pack · discharged · Aug 23, 2016 · N494AA · Doug DC982 · Emergency Lighting > FORWARD SECTION OF EMERGENCY LIGHTS ARE DIM. REMOVED AND REPLACED BATTERY PACK. FORWARD EMERGENCY LIGHTS OPS CHECKED OK. - [SDR AALA20160823002](https://openairdocs.org/sdr/AALA20160823002.md): Battery Pack · discharged · Aug 23, 2016 · N494AA · Doug DC982 · Emergency Lighting > AFT SECTION OF EMERGENCY LIGHTS ARE DIM. REMOVED AND REPLACED THE BATTERY PACK. LIGHTS OPS CHECKED OK. - [SDR AALA20160823001](https://openairdocs.org/sdr/AALA20160823001.md): Battery Pack · inoperative · Aug 23, 2016 · N494AA · Doug DC982 · Emergency Lighting > TAIL CONE EMERGENCY LIGHTS ARE INOPERATIVE. REMOVED AND REPLACED THE BATTERY MODULE. EMERGENCY LIGHTS OPS CHECKED NORMAL. - [SDR AALA20160406006](https://openairdocs.org/sdr/AALA20160406006.md): Bearing · failed · Apr 4, 2016 · N494AA · Doug DC982 · APU Core Engine > AIRCRAFT WAS GNDED. FLAMES REPORTED COMING FROM APU EXHAUST & SMOKE FROM APU INLET. NO FIRE WARNING OR INDICATION. SHUTDOWN APU. REPORTED TOTAL OIL QTY LOSS. FOUND TURBINE FAILURE DUE TO REAR BEARING FAILURE. R & R APU IAW MCM 49-96-82. ACCOMPLISHED OPER - [SDR AALA20151206003](https://openairdocs.org/sdr/AALA20151206003.md): Pan · corroded · Dec 6, 2015 · N494AA · Doug DC982 · Fuselage Miscellaneous Structure > FORWARD CARGO DOOR PAN HAS CORROSION. R & R FWD CARGO DOOR PAN IAW SRM 53-05-00-001. ACFT IN BASE MX. - [SDR AALA20151204008](https://openairdocs.org/sdr/AALA20151204008.md): Skin · corroded · Dec 4, 2015 · N494AA · Doug DC982 · Fuselage Main, Plate/Skin > FORWARD FUSELAGE SKIN BULGED & 7 EACH RIVET HEADS SHEARED OR CUPPED, BETWEEN L30R & L29R, AT PRODUCTION SPLICE, APPROX STATION 590. REMOVED CORROSION IAW SRM 51-10-03 & INSTALLED DOUBLER IAW 53-04-03 FIGURE 11. ACFT IN BASE MX. - [SDR AALA20151013001](https://openairdocs.org/sdr/AALA20151013001.md): Battery Pack · discharged · Oct 12, 2015 · N494AA · Doug DC982 · Emergency Lighting > AFT EMER LIGHTS CONTROLLED BY BATTERY PACK B5-28 INOPERATIVE. R & R B5-28 BATTERY PACK IAW AMM 33-53-00. AFFECTED AFT EMER LIGHT OPERATIONALLY CHECKED GOOD. - [SDR AALA20141123010](https://openairdocs.org/sdr/AALA20141123010.md): B-Nut · loose · Nov 23, 2014 · N494AA · Doug DC982 · Hydraulic System, Main > EMERGENCY DECLARED, LANDING UNEVENTFUL & ACFT NOT OVERWEIGHT. DURING DESCENT RT HYD SYS QTY INDICATED LOW & DECREASING. PERFORMED QRH & LANDED WITH RT HYD ENG & AUXILIARY PUMPS OFF. FOUND B NUT LEAKING AT LG MANIFOLD. TORQUED NUT IAW SP 20-30-02. PERFORMED - [SDR AALA20140613008](https://openairdocs.org/sdr/AALA20140613008.md): Coffeemaker · malfunctioned · Jun 13, 2014 · N494AA · Doug DC982 · Buffet/Galleys > CREW REPORTED ELEC ODOR IN CABIN. CREW DONNED O2 MASKS FOR LANDING. EMER DECLARED FLIGHT LANDED WITHOUT INCIDENT. ACFT REMOVED FROM SERVICE. REPLACED FWD GALLEY NR 2 COFFEE MAKER THAT WAS CAUSING ODOR. SYS GND CHECKED NORMAL OPERATION CLOSED. - [SDR AALA20140611010](https://openairdocs.org/sdr/AALA20140611010.md): Frame · cracked · Jun 11, 2014 · N494AA · Doug DC982 · Fuselage Main, Frame > FRAME STATIONS FROM 1446 TO 1451 CRACKED. INSTALLED DOUBLER IAW SRM 51-70-5. - [SDR AALA20131014002](https://openairdocs.org/sdr/AALA20131014002.md): Longeron · cracked · Oct 14, 2013 · N494AA · Doug DC982 · Fuselage Main, Longeron/Stringer > LT LONGERON 24 UPPER FLANGE IS CRACKED AT STATION 160. INSTALLED LT 24 LONGERON SPLICE REPAIR AT STATION 160 IAW SRM 53-02-00. - [SDR AALA20131014011](https://openairdocs.org/sdr/AALA20131014011.md): Longeron · cracked · Oct 14, 2013 · N494AA · Doug DC982 · Fuselage Main, Longeron/Stringer > LONGERON 24 LT CRACKED AT STATION 160. INSTALLED LONGERON REPAIR AT STATION 160 IAW SRM 53-20-00. - [SDR AALA20121210004](https://openairdocs.org/sdr/AALA20121210004.md): Skin · dented · Dec 10, 2012 · N494AA · Doug DC982 · Fuselage Main, Plate/Skin > DEEP DENT IN FUSELAGE SKIN AT STATION 436 BELOW LONGERON 21 LEFT. INSTALLED EXTERNAL DOUBLER PER SRM 53-04-03 FIGURE 1. - [SDR AALA20121208003](https://openairdocs.org/sdr/AALA20121208003.md): Skin · dented · Dec 8, 2012 · N494AA · Doug DC982 · Fuselage Main, Plate/Skin > DENT WITH GOUGES AT FUSELAGE STATIONS 1186 LEFT AT LONGERON 19 LEFT. INSTALLED DOUBLER AND FILLER PER EA MD80-53-027475. - [SDR AALA20121207020](https://openairdocs.org/sdr/AALA20121207020.md): Cusp Web · damaged · Dec 7, 2012 · N494AA · Doug DC982 · Fuselage Miscellaneous Structure > LEFT CUSP INBOARD LIGHTNING HOLE AT STATION 1234 DAMAGED. INSTALLED DOUBLER REPAIR PER AARD 53-20-00-16. - [SDR AALA20121207019](https://openairdocs.org/sdr/AALA20121207019.md): Cusp Web · damaged · Dec 7, 2012 · N494AA · Doug DC982 · Fuselage Miscellaneous Structure > LEFT CUSP INBOARD LIGHTNING HOLE AT STATION 1238 DAMAGED. INSTALLED DOUBLER REPAIR PER AARD 53-20-00-16. - [SDR AALA20121207008](https://openairdocs.org/sdr/AALA20121207008.md): Cusp Web · corroded · Dec 7, 2012 · N494AA · Doug DC982 · Fuselage Miscellaneous Structure > LEFT CUSP CORRODED FROM STATIONS 1174 TO 1176. INSTALLED DOUBLER PER SRM 53-05-00 FIGURE 131A-23. - [SDR AALA20121206012](https://openairdocs.org/sdr/AALA20121206012.md): Bracket · corroded · Dec 6, 2012 · N494AA · Doug DC982 · Fuselage Miscellaneous Structure > CORROSION ON T BRACKET AT STA 1155 AT LONGERON 28 RIGHT. REPLACED BRACKET PER AARD 51-00-05-1. - [SDR AALA20121206011](https://openairdocs.org/sdr/AALA20121206011.md): Web · corroded · Dec 6, 2012 · N494AA · Doug DC982 · Fuselage Miscellaneous Structure > CORROSION ON WEB FROM STATIONS 1149 TO 1220. REPLACED WEB PER AARD 51-00-05-1. - [SDR AALA20121206002](https://openairdocs.org/sdr/AALA20121206002.md): Shear Tie · corroded · Dec 6, 2012 · N494AA · Doug DC982 · Fuselage Internal Mounting Structure > CORROSION ON FORWARD AND AFT SIDE OF SHEAR TIE AT STATION 1155 BETWEEN LONGERONS 30 LEFT AND 29 RIGHT. INSTALLED NEW SHEAR-TIE AT STATION 1155 PER AARD 51-00-05-1. - [SDR AALA20121206001](https://openairdocs.org/sdr/AALA20121206001.md): Cusp Web · corroded · Dec 6, 2012 · N494AA · Doug DC982 · Fuselage Miscellaneous Structure > BOTTOM OF LEFT CUSP AT STATION 1164 IS CORRODED AT FASTNERS. INSTALLED CUSP REPAIR PER SRM 53-05-00 FIGURE 131A-23 AND EA MD80-53-027406. - [SDR AALA20121203023](https://openairdocs.org/sdr/AALA20121203023.md): Skin · damaged · Dec 3, 2012 · N494AA · Doug DC982 · Elevator, Plate/Skin > LEFT ELEVATOR TOP SKIN HAS TWO DENTS LOCATED APPROXIMATELY 7 INCHES INBOARD OF STATION XET 26 AND 10 INCHES AFT OF LEADING EDGE OF ELEVATOR. INSTALLED DOUBLER PER SRM 51-70-06. - [SDR AALA20121203019](https://openairdocs.org/sdr/AALA20121203019.md): Skin · dented · Dec 3, 2012 · N494AA · Doug DC982 · Elevator, Plate/Skin > RIGHT ELEVATOR TOP SKIN HAS TWO DENT LOCATED APPROXIMATELY 150 INCHES FROM INBOARD END AND 10 INCHES FROM TRAILING EDGE OF ELEVATOR. INSTALLED DOUBLER PER SRM 51-70-06. - [SDR AALA20121203018](https://openairdocs.org/sdr/AALA20121203018.md): Skin · dented · Dec 3, 2012 · N494AA · Doug DC982 · Elevator, Plate/Skin > LEFT ELEVATOR TOP SKIN HAS TWO DENTS LOCATED APPROXIMATELY 70 INCHES FROM INBOARD EDGE AND 5 INCHES UP FROM TRAILING EDGE. INSTALLED DOUBLER PER SRM 51-70-06. - [SDR AALA20121203017](https://openairdocs.org/sdr/AALA20121203017.md): Skin · dented · Dec 3, 2012 · N494AA · Doug DC982 · Elevator, Plate/Skin > LEFT ELEVATOR TOP SKIN HAS THREE DENTS LOCATED APPROXIMATELY 19 INCHES OUTBOARD OF STATION XET 80 AND 8 TO 14 INCHES FORWARD OF TRAILING EDGE. INSTALLED DOUBLER PER SRM 51-70-06. - [SDR AALA20121203004](https://openairdocs.org/sdr/AALA20121203004.md): Skin · damaged · Dec 3, 2012 · N494AA · Doug DC982 · Elevator, Plate/Skin > LEFT ELEVATOR TOP SKIN HAS THREE DENTS LOCATED APPROXIMATELY 34 INCHES INBOARD OF STATION 173 AND 5 INCHES FORWARD OF TRAILING EDGE OF ELEVATOR. INSTALLED DOUBLER PER SRM 51-70-06. - [SDR AALA20121203003](https://openairdocs.org/sdr/AALA20121203003.md): Structure · damaged · Dec 3, 2012 · N494AA · Doug DC982 · Elevator Miscellaneous Structure > LEFT ELEVATOR 4 DENTS LOCATED APPROXIMATELY 3 TO 5 INCHES INBOARD OF STATION XET 80 AND 9 TO 14 INCHES FORWARD OF TRAILING EDGE. INSTALLED DOUBLER PER SRM 51-70-06. - [SDR AALA20121203002](https://openairdocs.org/sdr/AALA20121203002.md): Structure · damaged · Dec 3, 2012 · N494AA · Doug DC982 · Elevator Miscellaneous Structure > LEFT ELEVATOR 3 DENTS LOCATED APPROXIMATELY 3 INCHES OUTBOARD OF STATION XET 46 AND 3 INCHES FORWARD OF TRAILING EDGE. INSTALLED REPAIR DOUBLER PER SRM 51-70-06. - [SDR AALA20121202007](https://openairdocs.org/sdr/AALA20121202007.md): Skin · dented · Dec 2, 2012 · N494AA · Doug DC982 · Elevator, Plate/Skin > LEFT ELEVATOR TOP SKIN HAS TWO DENTS LOCATED APPROXIMATELY 2 INCHES OUTBOARD OF STATION XET 65 AND 11 INCHES FORWARD OF TRAILING EDGE OF ELEVATOR. INSTALLED DOUBLER PER SRM 51-70-06. - [SDR AALA20121202006](https://openairdocs.org/sdr/AALA20121202006.md): Skin · dented · Dec 2, 2012 · N494AA · Doug DC982 · Elevator, Plate/Skin > LEFT ELEVATOR TOP SKIN HAS THREE DENTS LOCATED APPROXIMATELY 10 INCHES OUTBOARD OF STATION XET 46 AND 9 INCHES FORWARD OF TRAILING EDGE OF ELEVATOR. INSTALLED DOUBLER PER SRM 51-70-06. - [SDR AALA20121203007](https://openairdocs.org/sdr/AALA20121203007.md): Structure · dented · Dec 1, 2012 · N494AA · Doug DC982 · Elevator Miscellaneous Structure > LEFT ELEVATOR 4 DENTS LOCATED APPROXIMATELY 5 INCHES INBOARD OF STATION XET 80 AND 9 TO 14 INCHES FORWARD OF TRAILING EDGE. INSTALLED DOUBLER PER SRM 51-70-06. - [SDR AALA20121206006](https://openairdocs.org/sdr/AALA20121206006.md): Skin · dented · Nov 30, 2012 · N494AA · Doug DC982 · Elevator, Plate/Skin > LEFT ELEVATOR TOP SKIN HAS TWO DENTS LOCATED APPROXIMATELY 7 INCHES OUTBOARD OF STATION XET 26 AND 10 INCHES FORWARD OF TRAILING EDGE. INSTALLED DOUBLER PER SRM 51-70-06. - [SDR AALA20121206005](https://openairdocs.org/sdr/AALA20121206005.md): Skin · damaged · Nov 30, 2012 · N494AA · Doug DC982 · Elevator, Plate/Skin > LEFT ELEVATOR TOP SKIN HAS TWO DENTS LOCATED APPROXIMATELY 2 INCHES OUTBOARD OF STATION XET 26 AND 7 INCHES FORWARD OF TRAILING EDGE. INSTALLED DOUBLER PER SRM 51-70-06. - [SDR AALA20121203016](https://openairdocs.org/sdr/AALA20121203016.md): Skin · dented · Nov 30, 2012 · N494AA · Doug DC982 · Elevator, Plate/Skin > LEFT ELEVATOR TOP SKIN HAS MANY DENTS LOCATED APPROXIMATELY 3 INCHES OUTBOARD OF STATION XET 26 AND 19 INCHES AFT OF LEADING EDGE. INSTALLED DOUBLER PER SRM 51-70-06. - [SDR AALA20121203012](https://openairdocs.org/sdr/AALA20121203012.md): Skin · dented · Nov 30, 2012 · N494AA · Doug DC982 · Elevator, Plate/Skin > LEFT ELEVATOR TOP SKIN HAS 2 DENTS 32 INCHES OUTBOARD OF STATION XET 80 AND 3 INCHES FORWARD OF TRAILING EDGE. INSTALLED DOUBLER PER SRM 51-70-06. - [SDR AALA20121205009](https://openairdocs.org/sdr/AALA20121205009.md): Skin · dented · Nov 30, 2012 · N494AA · Doug DC982 · Elevator, Plate/Skin > RIGHT ELEVATOR TOP SKIN HAS DENTS LOCATED APPROXIMATELY 136 INCHES FROM INBOARD EDGE AND 6 INCHES UP FROM TRAILING EDGE. INSTALLED REPAIR DOUBLER PER SRM 51-70-06. - [SDR AALA20121205008](https://openairdocs.org/sdr/AALA20121205008.md): Structure · dented · Nov 30, 2012 · N494AA · Doug DC982 · Elevator Miscellaneous Structure > DENTS 46 INCHES OUTBOARD OF STATION XTE 173 AND FORWARD OF TRAILING EDGE. INSTALLED DOUBLER ON ELEVATOR PER SRM 51-70-06. - [SDR AALA20121203009](https://openairdocs.org/sdr/AALA20121203009.md): Structure · dented · Nov 30, 2012 · N494AA · Doug DC982 · Elevator Miscellaneous Structure > LEFT ELEVATOR HAS 2 DENTS 35 INCHES OUTBOARD OF STATION XET 80 AND 8 INCHES FORWARD OF TRAILING EDGE. INSTALLED DOUBLER PER SRM 51-70-06. - [SDR AALA20121203006](https://openairdocs.org/sdr/AALA20121203006.md): Skin · dented · Nov 30, 2012 · N494AA · Doug DC982 · Elevator, Plate/Skin > LEFT ELEVATOR TOP SKIN HAS THREE DENTS LOCATED APPROXIMATELY 10 INCHES OUTBOARD OF STATION XET 46 AND 9 INCHES FORWARD OF TRAILING EDGE OF ELEVATOR. INSTALLED DOUBLER PER SRM 51-70-06. - [SDR AALA20121130022](https://openairdocs.org/sdr/AALA20121130022.md): Skin · damaged · Nov 30, 2012 · N494AA · Doug DC982 · Elevator, Plate/Skin > RIGHT ELEVATOR TOP SKIN HAS DENTS LOCATED APPROXIMATELY 130 INCHES FROM INBOARD END AND 10 INCHES UP FROM TRAILING EDGE. INSTALLED REPAIR DOUBLER PER SRM 51-70-06. - [SDR AALA20121130015](https://openairdocs.org/sdr/AALA20121130015.md): Skin · dented · Nov 30, 2012 · N494AA · Doug DC982 · Elevator, Plate/Skin > RIGHT ELEVATOR TOP SKIN HAS DENTS APPROXIMATELY 32 INCHES FROM INBOARD EDGE AND UP 5 INCHES FROM TRAILING EDGE. INSTALLED REPAIR DOUBLER PER SRM 51-70-06. - [SDR AALA20121130014](https://openairdocs.org/sdr/AALA20121130014.md): Skin · dented · Nov 30, 2012 · N494AA · Doug DC982 · Elevator, Plate/Skin > RIGHT ELEVATOR TOP SKIN HAS 3 DENTS APPROXIMATELY 45 INCHES FROM INBOARD END AND 7 INCHES FROM TRAILING EDGE OF ELEVATOR. INSTALLED REPAIR DOUBLER PER SRM 51-70-06. - [SDR AALA20121130013](https://openairdocs.org/sdr/AALA20121130013.md): Structure · damaged · Nov 30, 2012 · N494AA · Doug DC982 · Elevator Miscellaneous Structure > DENTS APPROXIMATELY 28 INCHES FROM INBOARD EDGE AND 20 INCHES FROM TRAILING EDGE. INSTALLED DOUBLER ON RIGHT ELEVATOR SRM 51-70-06. - [SDR AALA20121130006](https://openairdocs.org/sdr/AALA20121130006.md): Structure · damaged · Nov 30, 2012 · N494AA · Doug DC982 · Elevator Miscellaneous Structure > DENTS 30 INCHES INBOARD OF STATION XET 26 AND 9 INCHES FORWARD OF TRAILING EDGE. INSTALLED DOUBLER ON ELEVATOR PER SRM 51-70-06. - [SDR AALA20121203008](https://openairdocs.org/sdr/AALA20121203008.md): Skin · dented · Nov 29, 2012 · N494AA · Doug DC982 · Elevator, Plate/Skin > LEFT ELEVATOR TOP SKIN HAS 2 DENTS LOCATED APPROXIMATELY 2 INCHES OUTBOARD OF STATION XET 65 AND 11 INCHES FORWARD OF TRAILING EDGE. INSTALLED DOUBLER PER SRM 51-70-06. - [SDR AALA20121129029](https://openairdocs.org/sdr/AALA20121129029.md): Intercostal · cracked · Nov 29, 2012 · N494AA · Doug DC982 · Fuselage Miscellaneous Structure > CEILING INTERCOSTAL CRACKED AT STATION 774, CENTER. INSTALLED NEW INTERCOSTAL PER AARD 51-00-05-1. - [SDR AALA20121203011](https://openairdocs.org/sdr/AALA20121203011.md): Skin · dented · Nov 28, 2012 · N494AA · Doug DC982 · Elevator, Plate/Skin > LEFT ELEVATOR TOP SKIN HAS 3 DENTS LOCATED APPROXIMATLEY 34 INCHES INBOARD OF STATION XET 173 AND 56 INCHES FORWARD OF TRAILING EDGE OF ELEVATOR. INSTALLED DOUBLER PER SRM 51-70-06. - [SDR AALA20121203010](https://openairdocs.org/sdr/AALA20121203010.md): Structure · dented · Nov 28, 2012 · N494AA · Doug DC982 · Elevator Miscellaneous Structure > LEFT ELEVATOR HAS 3 DENTS LOCATED APPROXIMATELY 34 INCHES OUTBOARD OF STATION XET 80 AND 9 INCHES FORWARD OF TRAILING EDGE. INSTALLED DOUBLER PER SRM 51-70-06. Next page: https://openairdocs.org/deregistered/N494AA-2020-02-07/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 = 'N494AA' AND deregistration_id = 'N494AA-2020-02-07' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/deregistered/N494AA-2020-02-07/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.