JASC 3350

Service difficulty reports · 225,735

Reports filed under 3350 · Emergency Lighting, newest first.

Query with SQL
duckdb -csv -c "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 jasc_code = '3350'
  ORDER BY difficulty_date DESC"

Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.

SDR YENA2026030400256Power Supply · faultedDURING HEAVY MAINTENANCE: 10WL POWER SUPPLY FAULTED. REMOVED AND REPLACED THE POWER SUPPLY IAW AMM 33-51-38, OPS CHECKED IAW AMM 33-51-00-710-001-A, CIDS INTERFACE AND POWER UP TEST DONE IAW AMM 23-73-00-740-003, BOTH TESTED OK. NO FAULT. WORK ACCOMPLISMar 1, 2026 · N913JB · Airbus A321231SDR YENA2026030400255Battery · faultedDURING HEAVY MAINTENANCE: 15WL BATTERY FAULTED. REMOVED AND REPLACED THE BATTERY IAW AMM 33-51-38-000-002-A/ 400-002-A. PERFORMED AN OPS CHECK IAW AMM 33-51-00-710-001-A. OPS CHECKED OK. PERFORMED CIDS IAW 23-73-00-740-005-B. TESTED OK. WORK ACCOMPLIMar 1, 2026 · N913JB · Airbus A321231SDR YENA2026030400254Battery · faultedDURING HEAVY MAINTENANCE: 11WL BATTERY FAULTED. REMOVED AND REPLACED THE BATTERY IAW AMM 33-51-38-00-002-A/400-002-A. PERFORMED AN OPS CHECK IAW 33-51-00-710-001-A. CHECKED OK, PERFORMED INTERFACE & POWER UP TEST OF THE CIDS IAW AMM 23-73-00-740-005-B. Mar 1, 2026 · N913JB · Airbus A321231SDR YENA2026030400253Battery · faultedDURING HEAVY MAINTENANCE, 13WL BATTERY FAULTED. REMOVED AND REPLACED THE BATTERY OF EPSU 13WL IAW AMM 33-51-38-00-002-A/400-002-A. PERFORMED AN OPS CHECK OF EPSU IAW 33-51-00-710-001-A BITE CHECKED OK. PERFORMED INTERFACE & POWER UP TEST OF THE CIDS IAW Mar 1, 2026 · N913JB · Airbus A321231SDR YENA2026030400252Barrier · faultedDURING HEAVY MAINTENANCE: 14WL BATTERY FAULT. R & R 90WL4 EMERGENCY EXIT MARKER IAW AMM 33-51-13 ALSO REMOVED AND REPLACED 14WL EPSU IAW A321 AMM 33-51-38 EPSU OPERATIONAL CHECK DONE IAW A321 AMM 33-54-00-710-001-A 14WL NO FAULT AND WORKED GOOD OPS INTERFACE Mar 1, 2026 · N913JB · Airbus A321231SDR SWAA2026030375535Lens · missingEMERGENCY EXIT SIGN COVER MISSING AT SEAT 15F. INSTALLED A NEW LIGHT LENS IAW AMM 33-51-01.Mar 1, 2026 · N8661A · Boeing 7378H4SDR DALA2026030301472Battery · no testSHIP 5811, DURING SERVICE CHECK FOUND EMERGENCY EXIT LIGHTS INOPERATIVE AT ROWS 46-49 AND DOOR 4L. R & R POWER SUPPLY BATTERY FOR EMERGENCY LIGHTS IN AFT GALLEY. OPS CHECK GOOD. OK FOR SERVICE IAW AMM-33-51. (8463418)Mar 1, 2026 · N591NW · Boeing 757351SDR DALA2026030301453Battery Pack · inoperative(LOG 8560486) ROW 20 LEFT OVERWING EMER EXIT SIGN INOPERATIVE. R & R M1670 BATTERY PACK & OPS CHECKED GOOD. IAW WDM 33-21.Mar 1, 2026 · N927DZ · Boeing 737932ERSDR DXTA2026030307085Light · inoperativeA SEGMENT OF THE FLOOR EMERGENCY LIGHTING IS INOPERATIVE BELOW SEAT THREE. DURING T/S GAINED ACCESS TO THE LT AISLE EMERGENCY LIGHT HAD FEW LED LIGHT WERE OUT. REMOVED INOP EMERGENCY LIGHT AND INSTALLED A NEW LED LIGHT ASSY. OPS CHECKED GOOD. REF AMM 33-50Mar 1, 2026 · N693QS · Cessna 560XLSDR CALA2026030314252Light · looseEMERGENCY LIGHT ON BULLNOSE PANEL AT SEAT 7DEF DAMAGED, BULB DIM. EVALUATED THE LIGHT AT BULLNOSE PANEL AND FOUND LIGHT ASSY NOT DAMAGED, ONLY LOOSE. REINSTALLED AISLE LIGHT ASSY AND REPLACED THE LAMPS IAW AMM 33-51-05-402-030. OPS CHECKED GOOD IAW AMM 33-5Mar 1, 2026 · N19136 · Boeing 757224SDR F3LA202603020375Power Supply · no testDURING HEAVY CHECK EPSU TEST FAILED DUE TO POSITION 10WL UNIT FAILURE. REMOVED AND REPLACED EPSU UNIT AT POSITION 10WL IN REF TO AMM 33-51-38-000/400-001-A. EPSU SYSTEM TEST OK./END/Mar 1, 2026 · N354FR · Airbus A320251NSDR AALA202603021278Power Supply · faultedAIRCRAFT WAS GROUNDED: DURING POST SLIDE INSTALL TEST FWD LEFT EPSU AND MID CABIN LEFT EPSU FAIL OPS TEST. MAINTENANCE REPLACED MID LEFT EPSU IAW AMM 33-51-38.Mar 1, 2026 · N655AW · Airbus A320232SDR MASA2026030100007Battery · inoperativeEMERGENCY LIGHT, LT BATTERY FAULTED. R & R THE EMERGENCY LIGHT POWER SUPPLY.Mar 1, 2026 · N85352 · Emb ERJ170200LLSDR AALA202603055764Sign · inoperativeAIRCRAFT WAS NOT GROUNDED: ROW 17ABC OVERWING EXIT LIGHT INOPERATIVE. REMOVED AND REPLACED ROW 17ABC OVERWING EXIT LIGHT ASSEMBLY. PER AMM33-21-00. OPS CHECK GOOD.Feb 28, 2026 · N306NY · Boeing 737823SDR DALA2026030301449Battery Pack · inoperative(LOG 8376077) EMERGENCY LIGHT ABOVE SEAT 30A INOP. REMOVED AND REPLACED BATTERY PACK M2626 PER BSSM 33-51-13. OVERHEAD EMERG LIGHT OPS CHECK GOOD.Feb 28, 2026 · N897DN · Boeing 737932ERSDR DALA2026030301448Sign · inoperative(LOG 8101555) DURING SVC FOUND RIGHT FWD OVERWING ESPACE HATCH VERTICAL EXIT SIGN LIGHT INOPERATIVE. REMOVED EXIT SIGN LIGHT ASSEMBLY PER AMM 33-51. INSTALLED EXIT SIGN LIGHT ASSY RT FWD OVERWING PER AMM 33-21. OPS NORMAL.Feb 28, 2026 · N3768 · Boeing 737832SDR DALA2026030301447Power Supply · no test(LOG 8101554) DURING SVC, FOUND LEFT FWD OVERWING ESCAPE HATCH VERTICAL EXIT SIGN LIGHT INOP. R&R POWER SUPPLY PER B737 AMM 33-51, AND OPS CHECK NORMAL.Feb 28, 2026 · N3768 · Boeing 737832SDR DALA2026030301452Battery Pack · inoperativeON SCV CHECK FOUND EMERGENCY LIGHTS INOP ON CEILING. R & R BATTERY PACKS BETWEEN SEATS 10-11A AND SEATS 25-26A. OPS CHECKED GOOD, OK FOR SVC IAW AMM 33-51.Feb 28, 2026 · N897DN · Boeing 737932ERSDR DXTA2026030307060Battery Pack · defectiveEMERGENCY LIGHTS ILLUMINATED WHILE IN ARM POSITION. REMOVED PILOT AND COPILOT SEATS. PULLED UP COCKPIT CENTER FLOOR MATTING. REMOVED CENTER COCKPIT FLOOR PANEL. REMOVED #1 BATTERY P/N 7450SL-00 S/N 007167 AND INSTALLED REPAIRED BATTERY . REMOVED NR 2 BATTERFeb 28, 2026 · N302QS · Emb EMB505SDR CALA2026030314238Battery Pack · inoperativeEMERGENCY LIGHTS, AREA ZONE 3 , RIGHT EXIT SIGN AND AREA LIGHTAT R4 DOOR INOPERATIVE. THE M33409 PWR SUPPLY INOPERATIVE IAW WDM 33-51-66-3, REPLACED THE BATTERY PACK IAW AMM 33-51-06-960-802. PERFORMED A TEST OF THE NEW BATTERY PACK, WORKING PROPERLY.Feb 28, 2026 · N77019 · Boeing 777224SDR CALA2026030314236Battery Pack · inoperativeEMERGENCY LIGHTS ZONE 1, LT AREA LIGHTS & CAPT DOME LIGHT IN THE FLT DECK INOPERATIVE. POWER SUPPLY INOPERATIVE IAW WDM 33-51-61-3, REPLACED THE POWER SUPPLY IAW AMM 33-51-06-960-802. PERFORMED A TEST OF THE NEW BATTERY PACK AND WORKING PROPERLY.Feb 28, 2026 · N77019 · Boeing 777224SDR SWAA2026030275207Lamp · inoperativeEMERGENCY LIGHT AFT OF R2 DOOR INOPERATIVE. REPLACED THE LAMPS IN THE EMERGENCY EXIT LIGHT IAW AMM 33-51-04.Feb 28, 2026 · N8528Q · Boeing 7378H4SDR AALA202603021578Power Supply · no testAIRCRAFT WAS NOT GROUNDED: FAULT MESSAGES FOR EMERGENCY POWER SUPPLY UNIT 11WL DISPLAYED DURING SYSTEM TEST. MAINTENANCE REPLACEDEMERGENCY POWER SUPPLY UNIT 11WL PER AMM 33-51-38 AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK WITH NO FAULTS NOTED.Feb 28, 2026 · N434AN · Airbus A321253NXSDR AALA202603023437Battery · no testAIRCRAFT WAS NOT GROUNDED: BATTERY FAULT FOR EMERGENCY POWER SUPPLY UNIT 17WL DISPLAYED DURING SYSTEM TEST. REPLACED BATTERY AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK OF THE EMERGENCY LIGHTING SYSTEM WITH NO FAULTS NOTED.Feb 28, 2026 · N404AN · Airbus A321253NXSDR DALA2026030201435Battery · inoperativeEMERGENCY LIGHTS FOR SEATS 35-45 LH ISLE INOP. R & R CONTROL/CHANGE MODULE 15WL. OPS CHK GOOD, REF A330 AMM 33-51. (8447748)Feb 28, 2026 · N802NW · Airbus A330323SDR SCNA20260302106Lens · brokenFOUND R1 DOOR EMERGENCY EXIT LIGHT LENS BROKEN. REMOVED AND REPLACED R1 DOOR EMERGENCY EXIT LIGHT LENS AS REQUIRED AND OPS CHECKS GOOD REF AMM 33-51-00.Feb 28, 2026 · N838SY · Boeing 73786NSDR CALA2026030214200Fuse · inoperativeEMERGENCY AISLE LIGHT ASSEMBLY(CEILING) AT ROW 1EF INOP. FOUND AISLE LIGHT ASSY (CEILING) AT ROW 1EF INOP, NIS IN RSW. REPLACED FUSES ON M2816. LIGHT OPERATIONAL.Feb 28, 2026 · N27267 · Boeing 7378SDR CALA2026030214143Power Supply · faultedEMERGENCY LIGHT CHECK GIVES FAULT: EPSU UNIT EMER L. REMOVED AND REPLACED LC OVERWING EXIT EPSU IAW AMM 33-51-38-000-001-A/400-001-A OPS CHECK NORMAL TEST PASSED, GOOD TO CONTINUEFeb 28, 2026 · N477UA · Airbus A320232SDR DALA2026030101402Battery · faultedAIRCRAFT 3062, DURING SLIDE CHANGE CIDS 1 FAULTED BATTERY 12WL. CORRECTIVE ACTION: REPLACED 12WL BATTERY ASSY REF A321 AMM 33-51 DID OPS TEST AND TEST PASSED. (LP 8282542)Feb 28, 2026 · N362DN · Airbus A321213SDR AALA202604020964Light · brokenAIRCRAFT IN BASE MAINTENANCE: BROKEN EMERGENCY LIGHT WALL LATERAL GALLEY G3. MAINTENANCE REPLACED EMERGENCY LIGHT WALL LATERAL GALLEY G3 IAW B777 AMM 33-51-05-960-802 STEP C. (2) THRU (3). PERFORMED OPERATIONAL TEST.Feb 27, 2026 · N750AN · Boeing 777223SDR SWAA2026032375145Light · brokenFAD LAVATORY EXIT LIGHT AND COVER ARE BROKEN<[01] INSTALLED LAVATORY EXIT LIGHT AND COVER PER AMM 33-51-01/201. REMOVED AND REPLACED LAV A EMERGENCY EXIT LIGHT AND COVER ON AFT FACE OF LAV PER AMM 33-51-01-960-802. OP CHECK OF LIGHT IS GOOD PER AMM 33-51-0Feb 27, 2026 · N924WN · Boeing 7377H4SDR SWAA2026032382479Cover · brokenFAD LAVATORY EXIT LIGHT AND COVER ARE BROKEN. INSTALLED LAVATORY EXIT LIGHT AND COVER PER AMM 33-51-01/201;[02] REMOVED AND REPLACED LAV A EMERGENCY EXIT LIGHT AND COVER ON AFT FACE OF LAV PER AMM 33-51-01-960-802;[03] OP CHECK OF LIGHT IS GOOD PER AMM 33-51Feb 27, 2026 · N924WN · Boeing 7377H4SDR IPXA2026022742660Bracket · unsecureAFTER CORNER OF RIGHT UPPER MAIN DECK DOOR EXIT LIGHT PANEL NOT SECURED. INSTALLED BRACKET AND SECURED PANEL USING STANDARD TORQUES REF AMM 20-51-01Feb 27, 2026 · N579UP · Boeing 74745ESDR SWAA2026031174711Battery Pack · inoperativeRIGHT OVERWING EMERGENCY EXIT LIGHTS INOPERATIVE. REMOVED AND REPLACED BATTERY PACK ON M1695 EMERGENCY LIGHT POWER SUPPLY. OPS CHECK GOOD IAW AMM 33-51-06.Feb 27, 2026 · N8525S · Boeing 7378H4SDR JJBA20260303076Inverter · inoperativeROW 18 EMERGENCY LIGHT SIGN FLICKERS ON/OFF REGARDLESS OF SWITCH POSITION. REMOVED AND REPLACED #6 INVERTER. OPS CHECK FAILED. REMOVED AND REPLACED BATTERY CHARGER #4. OPS CHECK SAT.Feb 27, 2026 · N14179 · Emb EMB145XRSDR ASAA2026022763630Battery · faulted2R PASSENGER DOOR OVERHEAD EMERGENCY LIGHTS WILL NOT TURN ON. MAITENANCE MESSAGE 33-11404. GROUNDED - YES. REMOVED AND REPLACED 2R WELS BATTERY PER B787 AMM 33-51-07. OPS CHECK FAILED (26771). REMOVED AND REPLACED FWD PRIME WELS CONTROL UNIT BATTERY. CHECKS GOFeb 27, 2026 · N782HA · Boeing 7879SDR SWAA2026030275216Lens · missing23 ABC EMERGENCY LIGHT COVER MISSING. EMERG LIGHT LENS AT 22ABC - 23ABC IS ON MEL.Feb 27, 2026 · N7738A · Boeing 7377BDSDR SWAA2026030274970Fuse · blownEXTERIOR EMERGENCY LIGHT, AFT OF L2 DOOR WAS INOPERATIVE. REMOVED AND RELAMPED EMERGENCY LIGHT IAW AMM 33-51-51. DID NOT FIX ISSUE. SUSPECTED CHARGER ASSEMBLY. REMOVED AND REPLACED THE AFT LT CHARGER ASSEMBLY IAW AMM 33-51-06. DID NOT FIX ISSUE. SUSPECTED Feb 27, 2026 · N8328A · Boeing 7378H4SDR SWAA2026030274967Lens · missingMISSING OVERHEAD EMERGENCY PLASTIC LIGHT COVER AT ROW 23 ABC. INSTALLED THE EMERGENCY LIGHT LENS COVER AT ROW 23ABC IAW AMM 33-29-00.Feb 27, 2026 · N8328A · Boeing 7378H4SDR IPXA2026030241501Power Supply · no testEMERGENCY POWER SUPPLY FAILED OPS CHECK PER AMM 33-51-00-0501 REF PSM STEP 15 REMOVED AND REPLACED EMERGENCY POWER BATTERY REFA300 AMM 35-51-140/401. TEST OKFeb 27, 2026 · N121UP · Airbus A300F4622RSDR CALA2026030214198Light · inoperativeFOUND EMERGENCY LIGHT INOPERATIVE AT SEAT 3D AFT. REPLACED THE LIGHT AT SEAT 3D AFT AND TEST FOUND RESULT NORMAL IAW AMM 33-51-06-00A-520A/720A-A REV.205.Feb 27, 2026 · N13013 · Boeing 78710SDR CALA2026030214196Light · inoperativeFOUND EMERGENCY LIGHT INOPERATIVE AT SEAT 1D AFT. REPLACED THE LIGHT AT SEAT 1D AFT AND TEST FOUND RESULT NORMAL AS PER AMM 33-51-06-00A-520A/720A-A REV.205. FOUND LIGHT ASSEMBLY IN OPERATIONAL CONDITION.Feb 27, 2026 · N13013 · Boeing 78710SDR CALA2026030214175Lens · damagedSEAT 50F FLOOR PROXIMITY LIGHT LENS DAMAGED. REMOVED AND REPLACED LIGHT ASSY, ITEM GOOD FOR SVC, REF DWG 3351DD16252.Feb 27, 2026 · N76064 · Boeing 767424ERSDR CALA2026030214161Fuse · no testOPERATIONAL CHECK OF EMERGENCY LIGHTS, SEAT 15ABC 2 EACH LIGHTS OUT, ONE RED MISSING LENS & ONE WHITE INOPERATIVE. 20ABC BOTH LIGHTS INOP (1 RED & 1 WHITE), 21ABC 2 EACH LIGHTS INOP (1 RED & 1 WHITE) ALONG WITH BOTH FWD O/WING EXIT DOORS LOWER SIGNS INOP (JUFeb 27, 2026 · N37466 · Boeing 737924ERSDR CALA2026030214157Lens · faultedARMED LIGHT ABOVE DOOR 4L INOP REF AIPC 33-51-51-28 REPLACED LED LENS ABOVE DOOR 4L. VERIFIED LIGHT OPERATION.Feb 27, 2026 · N57863 · Boeing 75733NSDR CALA2026030214142Light · detachedEMERGENCY LIGHT DISPLACED FROM MOUNT ABOVE OVERHEAD BIN ABOVE ROW 34ABC. RESECURED EMERGENCY LIGHT MOUNT ABOVE OVERHEAD BIN AT ROW 34ABC.Feb 27, 2026 · N78540 · Boeing 737824SDR AALA202603016584Power Supply · inoperativeAIRCRAFT WAS NOT GROUNDED: DURING PS CHECK FOUND EMERGENCY LIGHTS AT 3L AND 3R DOOR INOP. MAINTENANCE REPLACED POWER SUPPLY M33406 IAW AMM 33-51-06-960-803.Feb 27, 2026 · N758AN · Boeing 777223SDR AALA202602272115Battery · no testAIRCRAFT WAS NOT GROUNDED: BATTERY FAULT MESSAGE FOR EMERGENCY POWER SUPPLY UNIT 14WL DISPLAYED DURING SYSTEM TEST. REPLACED BATTERY PER AMM 33-51-38 AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK OF THE EMERGENCY LIGHTING SYSTEM WITH NO FAULTS NOTED.Feb 27, 2026 · N958XV · Airbus A321253NSDR AALA202602277814Light · no testAIRCRAFT WAS NOT GROUNDED: SEAT ASSEMBLY 1BA AFT EMERGENCY LIGHT ON SEAT DOES NOT ILLUMINATE. REMOVED AND REPLACED THE EMERGENCY FLOOR PROXIMITY LIGHT ASSEMBLY AT SEAT 1BA. PER AMM 33-51-11. OPS CHECK GOOD AT THIS TIME.Feb 27, 2026 · N936AN · Boeing 737823SDR DALA2026022701385Cids · faultedAIRCRAFT 3035, RT SIDE EMER EXIT LIGHTS INOP. CORRECTIVE ACTION: REPLACED CIDS DIRECTOR #1 PER A321 AMM 27-73. ALL SOFTWARE CONFIRMED CORRECT. REPLACED DEU TERMINATION BOX ON 300HR8 PER A321 AMM 23-73-01. (LP 8280824)Feb 27, 2026 · N335DN · Airbus A321213
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