# Service difficulty reports: Douglas DC-9-31 A list on [Douglas DC-9-31](https://openairdocs.org/model/douglas-dc-9-31.md). Newest first. General aviation reporting is voluntary. Page 1 of 149 · 7,433 reports - [SDR Y2PA20121010049](https://openairdocs.org/sdr/Y2PA20121010049.md): Socket · damaged · Oct 10, 2012 · N231US · Doug DC931 · Emergency Lighting > ROW 13 WHITE EMERGENCY LIGHT IN FLOOR LIGHTS FOUND TO BE INOPERATIVE DURING INSPECTION. MX REPLACED THE LAMP HOLDER ASSY (SOCKET) IAW AMM 33-52-01 AT ROW 13. OPS CHECKED GOOD IAW INSTALLATION MANUAL. - [SDR Y2PA20121010048](https://openairdocs.org/sdr/Y2PA20121010048.md): Socket · damaged · Oct 10, 2012 · N231US · Doug DC931 · Emergency Lighting > LAST RED EMERGENCY LIGHT IN AISLE FLOOR FOUND TO BE INOPERATIVE DURING INSPECTION. MX R & R THE LAST RED EMERGENCY LIGHT LAMP HOLDER ASSEMBLY ON AISLE FLOOR IAW AMM 33-21-27. OPS CHECKED GOOD WITH NO DEFECTS NOTED. - [SDR Y2PA20121010047](https://openairdocs.org/sdr/Y2PA20121010047.md): Battery Pack · discharged · Oct 10, 2012 · N231US · Doug DC931 · Emergency Lighting > EMERGENCY LIGHTS FROM EXIT ROW FORWARD FOUND TO BE INOPERATIVE IN FLOOR DURING INSPECTION. REPLACED THE AFT BATTERY PACK I/A/W DC-9 MM 33-52-01. OPS CHECK WAS GOOD IAW LIGHTING SYSTEMS INSTALLATION MANUAL. ACFT RETURNED TO SERVICE. - [SDR Y2PA20121010046](https://openairdocs.org/sdr/Y2PA20121010046.md): Battery Pack · discharged · Oct 10, 2012 · N231US · Doug DC931 · Emergency Lighting > EMERGENCY LIGHTS FROM EXIT ROW FORWARD FOUND TO BE INOPERATIVE IN FLOOR DURING INSPECTION. REPLACED FORWARD BATTERY PACK I/A/W DC-9 MM 33-52-01. OPS CHECK WAS GOOD IAW LIGHTING SYSTEMS INSTALLATION MANUAL. ACFT RETURNED TO SERVICE. - [SDR Y2PA20120523027](https://openairdocs.org/sdr/Y2PA20120523027.md): Pan · corroded · May 22, 2012 · N231US · Doug DC931 · Fuselage Miscellaneous Structure > FORWARD LOWER CARGO DOOR LOWER PAN CORRODED. MX REMOVED CORRODED PAN AND PERFORMED SPLICE. REPAIR IAW SRM 53-05, FIG 44 AND EA 96-51-02 R1. - [SDR Y2PA2011093000026](https://openairdocs.org/sdr/Y2PA2011093000026.md): Wire · broken · Sep 30, 2011 · N231US · Doug DC931 · Light System Wiring > PASSENGER CABIN EMERGENCY FLOOR ESCAPE PATH LIGHTING FOUND TO BE INOPERATIVE WHILE PERFORMING A SERVICE CHECK. MX FOUND A SHORT IN THE EMERGENCY EXIT FLOOD LIGHT. A WIRE HAD BROKEN AWAY FROM THE LIGHT SOCKET AND GROUNDED. WIRE WAS REPAIRED AND THE SYS OPS C - [SDR Y2PA2011011000001](https://openairdocs.org/sdr/Y2PA2011011000001.md): Wire · damaged · Jan 8, 2011 · N231US · Doug DC931 · Light System Wiring > CABIN OVERHEAD EMERGENCY LIGHTS FOUND INOPERATIVE DURING PERFORMANCE OF AN A-CHECK. MX REPLACED BATTERY PACKS WITH SERVICEABLE. AFTER REPLACEMENT OF BATTERY PACKS, MX FOUND LAST ROW OF EMERGENCY LIGHT REMAINED INOPERATIVE. MX FOUND A PINCHED & FRAYED WIRE - [SDR Y2PA2010112900032](https://openairdocs.org/sdr/Y2PA2010112900032.md): Battery Pack · discharged · Nov 25, 2010 · N231US · Doug DC931 · Emergency Lighting > RT AFT NACELLE LIGHT DOES NOT ILLUMINATE WITH EMERGENCY LIGHT SWITCH. FOUND DURING SERVICE CHECK. MX REPLACED THE EMERGENCY POWER SUPPLY IAW MM33-53-00. ACFT RETURNED TO SERVICE. - [SDR DALA1017379949](https://openairdocs.org/sdr/DALA1017379949.md): Light · inoperative · Jul 23, 2010 · N8928E · Doug DC931 · Emergency Lighting > DURING LINE CHECK, MAINTENANCE FOUND THAT THE EMERGENCY PATHWAY LIGHTING FOR THE CATWALK IN THE TAIL COMPARTMENT WAS INOPERATIVE. MAINTENANCE REPLACED THE LIGHT ASSEMBLY AND FUNCTIONALLY CHECKED IT. - [SDR DALA1017369949](https://openairdocs.org/sdr/DALA1017369949.md): Fuse · blown · Jul 23, 2010 · N8928E · Doug DC931 · Emergency Lighting > DURING LINE CHECK, MAINTENANCE FOUND THAT THE EMERGENCY PATHWAY LIGHTING IN ROWS 8-10 OF THE CABIN WERE INOPERATIVE. MAINTENANCE REPLACED THE FUSE IN THE POWER SUPPLY. OPERATIONAL CHECK WAS GOOD. - [SDR DALA1015629949](https://openairdocs.org/sdr/DALA1015629949.md): Battery Pack · discharged · Jul 2, 2010 · N8928E · Doug DC931 · Emergency Lighting > DURING LINE CHECK MAINTENANCE FOUND EMERGENCY LIGHTS AT ROW 8 THRU 10 INOP. MAINTENANCE REPLACED BATTERY PACK PER IAW AMM 33-53-00. OPERATIONAL CHECK OF LIGHTS NOW CHECK GOOD. - [SDR DALA1015249997](https://openairdocs.org/sdr/DALA1015249997.md): Battery Pack · discharged · Jul 1, 2010 · N8933E · Doug DC931 · Emergency Lighting > DURING LINE CHECK MAINTENANCE FOUND EMERGENCY LIGHTS AT ROW 18 THRU 21 INOP. MAINTENANCE REPLACED BATTERY PACK PER IAW AMM 33-53-00. OPERATIONAL CHECK OF LIGHTS NOW CHECK GOOD. - [SDR DALA1013589936](https://openairdocs.org/sdr/DALA1013589936.md): Skin · cracked · Jun 17, 2010 · N1799U · Doug DC931 · Passenger/Crew Doors > DURING LINE CHECK FOUND CRACK IN FORWARD ENTRY DOOR INNER SKIN AT FASTENER HOLE. R & R LOWER AFT DOOR INNER SKIN IAW SRM. - [SDR DALA1013349995](https://openairdocs.org/sdr/DALA1013349995.md): Lamp · inoperative · Jun 12, 2010 · N8978E · Doug DC931 · Emergency Lighting > DURING LINE CHECK MX FOUND EMERGENCY LIGHTS IN CAT WALK AFT 2 LAMPS INOP. FOUND LIGHTS ASSY CIRCUIT BAD. R & R AFT AND MIDDLE LIGHT ASSEMBLIES IAW WDM 33-51-03 AND AMM 33-53-00. OPS CHECK OF LIGHTS NOW ALL CHECK GOOD. - [SDR DALA1012689935](https://openairdocs.org/sdr/DALA1012689935.md): Wire · broken · Jun 8, 2010 · N1332U · Doug DC931 · Light System Wiring > DURING LINE CHECK, MX FOUND EMERGENCY PATH LIGHT AT ROW 14 INOP. MX DISCOVERED THAT A WIRE WAS BROKEN AT CONNECTOR OF LIGHT. MX REPLACED WIRE HARNESS FROM UNDER SEAT REF AMM 33-53-00. OPS CHECK OF LIGHT NOW CHECKS GOOD. (2010-00439) - [SDR DALA1012679989](https://openairdocs.org/sdr/DALA1012679989.md): Power Supply · inoperative · Jun 6, 2010 · N8945E · Doug DC931 · Emergency Lighting > DURING LINE CHECK, FOUND CAT WALK AND AFT TAIL CONE RELEASE HANDLE EMERGENCY LIGHT INOP. MX REPLACED POWER SUPPLY PACK IAW WD 33-51-01. OPS CHECK OF LIGHTS NOW CHECK GOOD. - [SDR DALA1010879989](https://openairdocs.org/sdr/DALA1010879989.md): Battery Pack · discharged · May 21, 2010 · N8945E · Doug DC931 · Emergency Lighting > ON FLIGHT CHECK MX FOUND EMERGENCY LIGHTS IN THE AFT 4 ROWS IN COACH INOP. MX R & R BATTERY PACK FOR EMERGENCY LIGHT. OPS CHECK OF LIGHTS NOW CHECK GOOD. - [SDR DALA101037](https://openairdocs.org/sdr/DALA101037.md): Power Supply · inoperative · May 19, 2010 · N8932E · Doug DC931 · Emergency Lighting > DURING LINE CHECK MX, FOUND L1 DOOR EMERGENCY LIGHT INOP. MX REPLACED L1 DOOR EMERGENCY POWER SUPPLY IAW AMM 33-53-00. OPS CHECK OF LIGHTS WAS GOOD. - [SDR DALA101036](https://openairdocs.org/sdr/DALA101036.md): Battery Pack · discharged · May 19, 2010 · N8932E · Doug DC931 · Emergency Lighting > DURING LINE CHECK MX, FOUND AFT TAIL COMPARTMENT EMERGENCY LIGHTS INOP. MX REPLACED AFT TAIL COMPARTMENT BATTERY PACK IAW WDM 33-51-01. OPERATION OF LIGHTS NOW CHECKS GOOD. - [SDR DALA108749995](https://openairdocs.org/sdr/DALA108749995.md): Fuse · failed · Apr 25, 2010 · N8978E · Doug DC931 · Emergency Lighting > DURING MX CHECK FOUND LAST 4 SEAT EMERGENCY TRACK LIGHTS INOP. MX FOUND FUSE BLOWN IN BATTERY PACK. REPLACED FUSE AND OPS CHECK OF LIGHTS IS NOW GOOD IAW AMM 33-51-04. - [SDR DALA108769974](https://openairdocs.org/sdr/DALA108769974.md): Battery Pack · malfunctioned · Apr 23, 2010 · N9338 · Doug DC931 · Emergency Lighting > DURING MX CHECK FOUND FWD OVERWING EMERGENCY EXIT LIGHTS WERE DIM. BATTERY PACK WAS REPLACED IAW AMDS 33-53-00. OPS CHECK OF LIGHTS IS NOW GOOD. - [SDR DALA108759974](https://openairdocs.org/sdr/DALA108759974.md): Battery Pack · discharged · Apr 23, 2010 · N9338 · Doug DC931 · Emergency Lighting > DURING MAINTENANCE CHECK FOUND FWD OVERWING EMERGENCY EXIT LIGHTS WERE DIM. BATTERY PACK WAS REPLACED PER IAW AMDS 33-53-00. OPERATIONAL CHECK OF LIGHTS IS NOW GOOD. - [SDR DALA108109995](https://openairdocs.org/sdr/DALA108109995.md): Battery Pack · inoperative · Apr 16, 2010 · N8978E · Doug DC931 · Emergency Lighting > DURING LAYOVER CHECK MX FOUND AFT EMERGENCY EXIT SIGN DIDN'T ILLUMINATE DURING LIGHT TEST. MX REPLACED EXIT SIGN BATTERY PACK IAW MM 33-53-00. SIGN NOW LIGHTS UP. OK FOR SERVICE. - [SDR DALA106839974](https://openairdocs.org/sdr/DALA106839974.md): Fuse · failed · Mar 30, 2010 · N9338 · Doug DC931 · Emergency Lighting > DURING A POWER SURGE, THE F/A REPORTED THAT THE EMERGENCY PATHWAY LIGHTING IN THE FIRST CLASS SECTION OF THE CABIN DID NOT ILLUMINATE AS DID THE COACH CLASS SECTION OF THE CABIN. MX CONFIRMED THAT THE 1ST CLASS EMERGENCY LIGHT WAS INOPERATIVE AND DISCOVERED A - [SDR DALA106709935](https://openairdocs.org/sdr/DALA106709935.md): Wire · broken · Mar 29, 2010 · N1332U · Doug DC931 · Light System Wiring > DURING LINE CHECK, MX FOUND THAT THE EMERGENCY PATHWAY LIGHTING IN THE FIRST CLASS SECTION OF THE CABIN HAD FAILED. MX FOUND A BROKEN WIRE AND REPAIRED IT. THE SYS RETURNED TO NORMAL OPERATION. - [SDR DALA106349974](https://openairdocs.org/sdr/DALA106349974.md): Battery Pack · inoperative · Mar 26, 2010 · N9338 · Doug DC931 · Emergency Lighting > DURING LINE CHECK, MX FOUND THE COCKPIT EMERGENCY LIGHTING WAS INOPERATIVE. MX REPLACED THE BATTERY PACK AND THE LIGHT RETURNED TO AN OPERATIONAL CONDITION. - [SDR DALA106339974](https://openairdocs.org/sdr/DALA106339974.md): Battery Pack · inoperative · Mar 26, 2010 · N9338 · Doug DC931 · Emergency Lighting > DURING LINE CHECK, MX FOUND THAT THE OVERHEAD EMERGENCY ESCAPE LIGHTING IN THE FWD HALF OF THE CABIN WERE INOPERATIVE. MX REPLACED THE BATTERY PACK AND THE LIGHTS RETURNED TO AN OPERATIONAL CONDITION. - [SDR DALA106329969](https://openairdocs.org/sdr/DALA106329969.md): Battery · discharged · Mar 26, 2010 · N9333 · Doug DC931 · Emergency Lighting > DURING LINE CHECK, MX FOUND THAT THE EMERGENCY PATHWAY LIGHTING AFT THROUGH ROW 9 OF THE CABIN WERE TOO DIM TO PROVIDE ESCAPE GUIDANCE. MX CHARGED THE BATTERIES FOR 3 HOURS AND THE LIGHTS RETURNED TO AN OPS AND BRIGHT CONDITION. - [SDR DALA106169936](https://openairdocs.org/sdr/DALA106169936.md): Battery Pack · discharged · Mar 21, 2010 · N1799U · Doug DC931 · Emergency Lighting > DURING LINE CHECK, MAINTENANCE FOUND THAT THE EMERGENCY PATHWAY LIGHTING IN ROWS 18-21 OF THE CABIN WERE INOPERATIVE. MAINTENANCE REPLACED THE BATTERY PACK AND THE LIGHTS RETURNED TO AN OPERATIONAL CONDITION. - [SDR DALA106159936](https://openairdocs.org/sdr/DALA106159936.md): Battery Pack · discharged · Mar 21, 2010 · N1799U · Doug DC931 · Emergency Lighting > DURING LINE CHECK, MAINTENANCE FOUND THAT THE EMERGENCY PATHWAY LIGHTING FOR THE CATWALK IN THE TAIL COMPARTMENT WAS INOPERATIVE. MAINTENANCE REPLACED THE BATTERY PACK AND THE LIGHTS RETURNED TO AN OPERATIONAL CONDITION. *SUPPLEMENT DALA106159336 - [SDR DALA106159336](https://openairdocs.org/sdr/DALA106159336.md): Battery Pack · discharged · Mar 21, 2010 · N1799U · Doug DC931 · Emergency Lighting > DURING LINE CHECK, MAINTENANCE FOUND THAT THE EMERGENCY PATHWAY LIGHTING FOR THE CATWALK IN THE TAIL COMPARTMENT WAS INOPERATIVE. MAINTENANCE REPLACED THE BATTERY PACK AND THE LIGHTS RETURNED TO AN OPERATIONAL CONDITION. - [SDR DALA105939935](https://openairdocs.org/sdr/DALA105939935.md): Connector · disconnected · Mar 17, 2010 · N1332U · Doug DC931 · Light System Wiring > DURING LINE CHECK, MAINTENANCE FOUND THAT THE EMERGENCY PATHWAY LIGHTING IN ROW 20 OF THE CABIN WAS INOPERATIVE. MAINTENANCE FOUND A CONNECTOR IN THE WIRE HARNESS UNPLUGGED, RECONNECTED IT, AND FUNCTIONALLY CHECKED THE SYSTEM. - [SDR DALA105929945](https://openairdocs.org/sdr/DALA105929945.md): Battery · discharged · Mar 17, 2010 · N8925E · Doug DC931 · Emergency Lighting > DURING LINE CHECK, MAINTENANCE FOUND THAT THE EMERGENCY PATHWAY LIGHTING IN ROWS 5-8 & 18-21 OF THE CABIN WERE INOPERATIVE. MAINTENANCE REPLACED THE APPROPRIATE BATTERIES IN THE DIFFERENT APPLICABLE LOCATIONS. OPERATIONAL CHECK WAS GOOD. - [SDR DALA105589995](https://openairdocs.org/sdr/DALA105589995.md): Wire · damaged · Mar 15, 2010 · N8978E · Doug DC931 · Light System Wiring > DURING LINE CHECK, MX FOUND THAT THE EMERGENCY PATHWAY LIGHTING FOR THE CATWALK IN THE TAIL COMPARTMENT WAS INOPERATIVE. MX FOUND A BAD SPLICE IN THE POWER SUPPLY WIRE AND REPAIRED IT. THEY ALSO REPLACED THE BATTERY PACK AND THE LIGHTS RETURNED TO AN OPERATION - [SDR DALA105519996](https://openairdocs.org/sdr/DALA105519996.md): Web · cracked · Mar 11, 2010 · N8932E · Doug DC931 · Fuselage Miscellaneous Structure > DURING LINE CHECK FOUND CRACK IN TAIL COMPARTMENT WEB STRUCTURE AT BS 1038 L11. REPAIRED IAW SRM 51-30-2. - [SDR DALA103869995](https://openairdocs.org/sdr/DALA103869995.md): Battery Pack · inoperative · Feb 19, 2010 · N8978E · Doug DC931 · Emergency Lighting > DURING LINE CHECK, MX FOUND THAT THE EMERGENCY PATHWAY LIGHTING IN THE FIRST CLASS SECTION OF THE CABIN HAD FAILED. MX REPLACED THE BATTERY PACK AND THE LIGHTS RETURNED TO AN OPERATIONAL CONDITION. - [SDR DALA10386995](https://openairdocs.org/sdr/DALA10386995.md): Battery Pack · inoperative · Feb 19, 2010 · N8978E · Doug DC931 · Emergency Lighting > DURING LINE CHECK, MX FOUND THAT THE EMERGENCY PATHWAY LIGHTING IN THE FIRST CLASS SECTION OF THE CABIN HAD FAILED. MX REPLACED THE BATTERY PACK AND THE LIGHTS RETURNED TO AN OPS CONDITION. - [SDR DALA103719936](https://openairdocs.org/sdr/DALA103719936.md): Power Supply · inoperative · Feb 14, 2010 · N1799U · Doug DC931 · Emergency Lighting > DURING LINE CHECK, MX FOUND THAT THE EMERGENCY PATHWAY LIGHTING FOR THE CATWALK IN THE TAIL COMPARTMENT WAS INOPERATIVE. MX REPLACED THE EMERGENCY LIGHT POWER SUPPLY AND OPERATIONALLY CHECKED THE SYS. - [SDR DALA103519974](https://openairdocs.org/sdr/DALA103519974.md): Battery Pack · inoperative · Feb 11, 2010 · N9338 · Doug DC931 · Emergency Lighting > DURING LINE CHECK, MX FOUND THAT THE EXTERIOR EMERGENCY LIGHT WAS INOPERATIVE. MX REPLACED THE BATTERY PACK AND THE LIGHT RETURNED TO AN OPERATIONAL CONDITION. - [SDR DALA102449945](https://openairdocs.org/sdr/DALA102449945.md): Battery Pack · weak · Feb 1, 2010 · N8925E · Doug DC931 · Emergency Lighting > DURING LINE CHECK, MX FOUND THAT THE EMERGENCY PATHWAY LIGHTING IN ROWS 5-7 AND THE RT OVERWING EMERGENCY EXIT SIGN WERE WEAK. MX REPLACED THE BATTERIES AND THE POWER SUPPLY AND THE LIGHTS RETURNED TO AN OPS CHECK. - [SDR DALA101719936](https://openairdocs.org/sdr/DALA101719936.md): Battery Pack · inoperative · Jan 26, 2010 · N1799U · Doug DC931 · Emergency Lighting > DURING LINE CHECK, MX FOUND THAT THE EMERGENCY PATHWAY LIGHTING FOR THE CATWALK IN THE TAIL COMPARTMENT WAS INOPERATIVE. MX REPLACED THE BATTERY PACK AND THE LIGHTS RETURNED TO AN OPERATIONAL CONDITION. - [SDR DALA100969996](https://openairdocs.org/sdr/DALA100969996.md): Connector · disconnected · Jan 25, 2010 · N8932E · Doug DC931 · Light System Wiring > DURING LINE CHECK, MX FOUND THAT THE RT AFT RED EMERGENCY PATHWAY LIGHTING WAS INOPERATIVE. MX FOUND A CONNECTOR IN THE WIRE HARNESS UNPLUGGED, RECONNECTED IT, AND FUNCTIONALLY CHECKED THE SYS. - [SDR DALA100349936](https://openairdocs.org/sdr/DALA100349936.md): Battery Pack · inoperative · Jan 13, 2010 · N1799U · Doug DC931 · Emergency Lighting > DURING LINE CHECK, MX FOUND THAT THE RT FWD OVERWING EMERGENCY EXIT SIGN WAS INOPERATIVE. MX REPLACED THE BATTERIES. OPS CHECK WAS GOOD. - [SDR DALA100269936](https://openairdocs.org/sdr/DALA100269936.md): Power Supply · inoperative · Jan 9, 2010 · N1799U · Doug DC931 · Emergency Lighting > DURING LINE CHECK, MX FOUND THAT ALL OF THE EMERGENCY PATHWAY LIGHTS FOR THE CATWALK IN THE TAIL COMPARTMENT WERE INOPERATIVE. MX REPLACED THE EMERGENCY LIGHTS POWER SUPPLY AND OPS CHECKED THE SYS. - [SDR DALA100239935](https://openairdocs.org/sdr/DALA100239935.md): Doubler · cracked · Jan 9, 2010 · N1332U · Doug DC931 · Fuselage Main, Plate/Skin > DURING LINE CHECK FOUND FUSELAGE CRACK AT DOUBLER ABOVE LT PYLON T/E. REPAIRED IAW SRM 53-01-04. - [SDR DALA100189933](https://openairdocs.org/sdr/DALA100189933.md): Battery Pack · inoperative · Jan 5, 2010 · N1334U · Doug DC931 · Emergency Lighting > DURING LINE CHECK, MX FOUND THAT THE EMERGENCY PATHWAY LIGHTING IN ROWS 5-7 OF THE CABIN WERE INOPERATIVE. MX REPLACED THE BATTERIES IN THE POWER PACK. OPS CHECK WAS GOOD. - [SDR DALA100179933](https://openairdocs.org/sdr/DALA100179933.md): Sign · inoperative · Jan 5, 2010 · N1334U · Doug DC931 · Emergency Lighting > DURING LINE CHECK, MX FOUND THAT THE RT OVERWING EMERGENCY EXIT SIGN WAS INOPERATIVE. MX REPLACED THE BATTERIES. OPS CHECK WAS GOOD. - [SDR DALA100059988](https://openairdocs.org/sdr/DALA100059988.md): Wire · loose · Jan 2, 2010 · N8944E · Doug DC931 · Light System Wiring > DURING LINE CHECK FOUND THAT THE EMERGENCY PATHWAY LIGHTING IN ROWS 7-10 OF THE CABIN WERE INOPERATIVE. MX FOUND A LOOSE WIRE IN THE CONNECTOR, REPAIRED THE CONNECTOR PIN AND THE SYS RETURNED TO NORMAL OPERATION. - [SDR NWAA094569944](https://openairdocs.org/sdr/NWAA094569944.md): Power Supply · inoperative · Dec 29, 2009 · N1309T · Doug DC931 · Emergency Lighting > DURING LINE CHECK MAINTENANCE FOUND THAT THE EMERGENCY PATHWAY LIGHTING IN ROWS 18-21 OF THE CABIN AND THE CAT WALK LOCATION WERE INOPERATIVE. MAINTENANCE REPLACED THE EMERGENCY LIGHT POWER SUPPLY AND OPERATIONALLY CHECKED THE SYSTEM. - [SDR NWAA094359957](https://openairdocs.org/sdr/NWAA094359957.md): Battery Pack · discharged · Dec 16, 2009 · N915RW · Doug DC931 · Emergency Lighting > DURING LINE CHECK, MAINTENANCE FOUND THAT THE EMERGENCY PATHWAY LIGHTING IN ROWS 11-13 AND 18-21 OF THE CABIN WERE TOO DIM TO PROVIDE ESCAPE GUIDANCE IF OBSCURED BY SMOKE OR DARKNESS. MAINTENANCE REPLACED THE BATTERY PACK AND THE LIGHTS RETURNED TO AN OPERATI Next page: https://openairdocs.org/model/douglas-dc-9-31/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 = 'DC931' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/model/douglas-dc-9-31/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.