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 ASAA2026010763648Battery Pack · intermittentFORWARD THREE INTERIOR EMERGENCY LIGHTS LOCATED AIRCRAFT LEFT TURN ON AND OFF INTERMITTENTLY IN FLIGHT. LIGHTS REMAINED ON EVEN WITH THE EMERGENCY LIGHT SWITCH IN THE OFF POSITION. GROUNDED - YES. REMOVED & REPLACED M2335 POWER SUPPLY/BATTERY PACK. OPS CK GOODJan 7, 2026 · N273AK · Boeing 737900ERSDR ASAA2026010763632Lamp · inoperativeWHILE ACCOMPLISHING T/C 33-010-00, FOUND SLIDE LIGHT FOR L2 DOOR IS INOPERATIVE. GROUNDED - YES. REMOVED & REPLACED L2 DOOR SLIDE LIGHT IAW AMM 33-51-04, OPS CHECKED GOOD.Jan 7, 2026 · N934AK · Boeing 7379SDR SWAA2026010959153Light · detachedEMERGENCY LIGHT AT ROW 23 SEAT C, FELL OUT OF CEILING. REINSTALLED LIGHT ASSEMBLY AT ROW 23 SEAT C IAW AMM 33-51-03Jan 7, 2026 · N8671D · Boeing 7378H4SDR CALA2026010912830Battery Pack · no testOPERATIONAL TEST FOUND L1 DOOR M33302 BATTERY PACK INOPERATIVE. REPLACED THE L1 DOOR BATTERY PACK AND CARRY OUT OPS TEST IAW AMM 33-51-06-960-802, REV 106. RESULT WAS NORMAL.Jan 7, 2026 · N76010 · Boeing 777224SDR CALA2026010912829Battery Pack · no testOPERATIONAL TEST FOUND R4 DOOR, POWER PACK BATTERY INOP. REPLACED THE R4 DOOR M33408 POWER PACK BATTERY AND CARRIED OUT OPS TEST IAW AMM 33-51-06-960 -802, REV 106, THE RESULT WAS NORMAL BATTERY R4 M33408 PACK INOP.Jan 7, 2026 · N76010 · Boeing 777224SDR CALA2026010812804Battery · no testWHILE OPS CHECKING FLOOR LIGHT AT 35F, FOUND ROWS. 33-38 AND ROWS 48-53 EMERGENCY LIGHTS INOPERATIVE. FOUND MAINT MESSAGE 33-11726 FOR WCU CLASS 26. AND MAINT MESSAGE 33-11729 FOR WCU CLASS 29 CONFIGURATION REPORT SHOWED FOR BOTH CLASS 26 AND 29 HAVING A FAILEJan 7, 2026 · N26906 · Boeing 7878SDR CALA2026010812803Light · missingSEAT 35F IS MISSNG EMERGENCY FLOOR PATHWAY LIGHT AND MOUNT. INSTALLED NEW EMERGENCY LIGHT ASSEMBLY AND FLOOR PROXIMITY LIGHT IAW AMM 33-51-06-00A-720A-A AND PINNACLE 1096028 SERIES PASSENGER SEATS CMM 25-23-51 PAGE 10122. OPS CHECK GOOD.Jan 7, 2026 · N26906 · Boeing 7878SDR CALA2026010812800Light · inoperativeFOUND SEAT 4D EMERGENCY LIGHT INOP REPLACED DUE TO INOPERATIVE. EMERGENCY LIGHT ASSY SEAT 4D EMERGENCY LIGHT REPLACED IAW B787-A-33-51-06-00A-520A/720A-A. OPS TEST SATIS.Jan 7, 2026 · N35953 · Boeing 7879SDR CALA2026010812795Lamp · inoperativeEMERGENCY LIGHTS TEST WITH TEST SWITCHES , EMERGENCY LIGHTS IN CEILING ABOVE POSITIONS 36K, 21B AND 6L DO NOT COME ON WHEN SWITCH IN TEST. IT WAS VERIFIED LAMP BURNED AND REPLACED IN REF AMM 33-51-04-002-001. IT IS OK FOR SERVICE.Jan 7, 2026 · N660UA · Boeing 767322SDR CALA2026010812793Battery Pack · faultedLT SIDE EMERGENCY DOOR BOTH EXIT SIGNS DO NOT ILLUMINATE. REMOVED & REPLACED BATTERY PACK I.A.W AMM 33-51-06. OPS CHECKED NORMAL OK FOR SVC.Jan 7, 2026 · N75428 · Boeing 737924ERSDR CALA2026010812792Power Supply · no testCABIN EMERGENCY SYSTEM TEST FAILED, EMERGENCY LIGHTS BATTERY CHARGED FOR 90 MINUTES, A SYSTEM TEST WAS PERFORMED WITH NO CHANGE ON RESULTS. REPLACED FWD EPSU POWER SUPPLY AND BATTERY IAW AMM 33-51-38-401, ACP EPSU CHECK FROM FWD FA PANEL,TESTED GOOD.Jan 7, 2026 · N453UA · Airbus A320232SDR AALA202601083933Power Supply · faultyAIRCRAFT IN BASE MAINTENANCE: INOP EPSU-EMERGENCY POWER SUPPLY UNIT 11WL IN PASSENGER CABIN. MAINTENANCE REPLACED EPSU-EMERGENCY POWER SUPPLY UNIT 11WL IN PASSENGER CABIN IAW A320FAM AMM 33-51-38-000-001-A ANDA320 FAM AMM 33-51-38-400-001-A.Jan 7, 2026 · N831AW · Airbus A319132SDR ASAA2026010763606Power Supply · dischargedWHILE PERFORMING TC 78233001 , FOUND R1/R2 OUTSIDE AFT DOOR , RH AFT WING , RH AFT UNDER WING , L1 AFT DOOR OUTSIDE , L1 OVERHEAD INSIDE , LH AFT WING , LH AFT UNDER WING , ALL INSIDE WING EXIT DOOR , AND R2 INSIDE SMALL GALLEY LIGHTS INOP BEFORE 15 MINUTES. GJan 7, 2026 · N560AS · Boeing 737890SDR SCNA20260108017Light · inoperativeR1 DOOR EMERGENCY EXIT LIGHTS INOPERATIVE. REMOVED FWD ENTRY LIGHT AND REMOVED BATTERY PACK AT M01674 IAW AMM 33-51-06. INSTALLED SERVICEABLE BATTERY PACK AT M01674 IAW AMM 33-51-06. PERFORMED SATISFACTORY OPS CHECK OF FWD BATTERY PACK AND R1 DOOR EMERGENCY Jan 7, 2026 · N5233A · Boeing 737800*SDR SCNA20260108016Light · inoperativeABOVE AISLE EMERGENCY LIGHTS INOP. AT ROW 5, 10, AND 14DEF. REMOVED AND REPLACED BATTERY PACK AT ROW 11 IAW AMM 33-51-06 OPS CHECK GOOD. OK FOR SERVICE.Jan 7, 2026 · N821SY · Boeing 7378FHSDR WX0A2026010732696Battery · no test(AIRCRAFT GROUNDED) EPSU BATTERY 10WL FAILED EPSU BATTERY CAPACITY TEST. R & R EPSU BATTERY 10WL IAW AMM 33-51-38-000-002-A / 400-002-A"Jan 7, 2026 · N254NV · Airbus A320214SDR DALA2026010700153Battery Pack · inoperative(LOG 8501402) R1 DOOR OVERHEAD EMERGENCY EXIT LIGHT + ROWS 1,2,3, + 4 SEAT EMERGENCY EXIT LIGHTS INOP. REPLACED ASSOCIATED EMERGENCY LIGHTS BATTERY PACK PER B737 AMM 33-51. OPS CHECK GOOD.Jan 7, 2026 · N904DN · Boeing 737932ERSDR CALA2026010712732Battery · no testL3 DOOR EMERGENCY LIGHT BATTERY M33405 CAPACITY CHECK FAILED. THE BATTERY M33405 WAS REPLACED AND TESTED NORMAL IAW AMM 33-51-06.Jan 7, 2026 · N27015 · Boeing 777224SDR CALA2026010712731Charger · faultedR1 DOOR EXT EMERGENCY LIGHT FOUND DIM. R1 DOOR EXT EMERGENCY LIGHT LAMP AND BATTERY CHARGER REPLACED AND TESTED NORMAL IAW AMM 33-51-05 AND AMM 3 3-51-06.Jan 7, 2026 · N27015 · Boeing 777224SDR CALA2026010712730Battery · no testDOOR L3 EMER LIGHT BATTERY M33400 CAPACITY CHECK FAIL. DOOR L3 EMER LT BATTERY M33400 REPLACED AND TEST NORMAL IAW AMM 33-51-06.Jan 7, 2026 · N27015 · Boeing 777224SDR CALA2026010712729Battery · no testDOOR 4L EMER LIGHT BATTERY M33407 CAPACITY CHECK FAIL. DOOR 4L EMER LT BATTERY M33407 REPLACE AND TEST NORMAL IAW AMM 33-51-06.Jan 7, 2026 · N27015 · Boeing 777224SDR AALA202604071578Power Supply · faultyAIRCRAFT IN BASE MAINTENANCE: ALL EMERGENCY LIGHTING FROM ROW 1 HD TO 10 HD INCLUDING EXIT DOORS, OVERHEAD LIGHTS AND ISLE LIGHTS FAILED EMERGENCY BATTERY CAPACITY TEST. MAINTENANCE REPLACED POWER SUPPLY M33424.Jan 6, 2026 · N772AN · Boeing 777223SDR SWAA2026011458386Bulb · inoperativeLEFT OVERWING EXIT FWD LOCATOR HAD INOPERATIVE BULBS. BULBS ON LT OVERWING EXIT FWD LOCATOR EMERGENCY EXIT LIGHT WERE REPLACED IAW AMM 33-51-01-960-801 ; OPS CHECKED GOOD IAW AMM 33-51-01-710-001.Jan 6, 2026 · N919WN · Boeing 7377H4SDR SWAA2026011358384Lamp · inoperativeEMERGENCY EXIT AISLE LIGHT AT SEAT ROW 14DEF INOP<[01] RELAMPED AND PERFORMED GOOD INSTALLATION TEST OF EMERGENCY EXIT AISLE LIGHT AT SEAT ROW 14DEF IAW AMM 33-51-03-960-801.;[02] VERIFIED; RELAMPED AND PERFORMED GOOD INSTALLATION TEST OF EMERGENCY EXIT AISLE Jan 6, 2026 · N919WN · Boeing 7377H4SDR SWAA2026011358385Lamp · inoperativeRIGHT OVERWING EXIT AFT LOCATOR SIGN HAS INOPERATIVE BULBS. EMERGENCI LIGHT WAW RELAMPED IAW AMM 33-51-01-960-801, OPS CHECK GOOD IAW AMM SUBTASK 33-51-01-710-001.Jan 6, 2026 · N919WN · Boeing 7377H4SDR SWAA2026010958729Light · no discrepancyOVERWING EXIT LIGHT INOPERATIVE. PERFORMED EMERGENCY LIGHT OPS TEST IAW AMM 33-51-00. OPS CHKD GOOD. UNABLE TO DUPLICATE FAULT.Jan 6, 2026 · N8552Z · Boeing 7378H4SDR SWAA2026010958692Battery Pack · inoperativeMULTIPLE EMERGENCY LIGHTS INOPERATIVE. FOUND POWER SUPPLY M1670 WITH BAD FUSE. R&R THE FUSE AND BATTERY PACK IAW AMM 33-51-06. OPS CHKD GOOD.Jan 6, 2026 · N8613K · Boeing 7378H4SDR QXEA2026010900007Power Unit · malfunctionedWHILE PERFORMING TASK CARD E175-33-50-01-720-801-A FOUND SIX EMERGENCY LIGHTS WENT OUT BEFORE 15 MINUTES. REPLACED THE ELPU BATTERY IAW AMM 33-50-01-000-802-A AND 33-50-01-400-802-A. LIGHTS WERE ON MORE THEN 15 MINUTES. TEST PASSED.Jan 6, 2026 · N644QX · Emb ERJ170200LRSDR AALA202601094987Battery · no testAIRCRAFT WAS NOT GROUNDED: BATTERY FAULT FOR EMERGENCY POWER SUPPLY UNIT 12WL DISPLAYED DURING SYSTEM TEST. MAINTENANCE REPLACED BATTERY AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK PER AMM 33-51-38.Jan 6, 2026 · N959XV · Airbus A321253NSDR SCNA20260109018Guard · brokenEMERHENCY EXIT LIGHT SWITCH ON P5 PANEL BLACK GUARD BROKEN. SWITCH IS NOT CLOSING, PART NUMBER NOT ASSIGNED TO THIS ACFT. IPC SAYS IT IS. INSTALLED PART NUMBER B9985-1.Jan 6, 2026 · N828SY · Boeing 7378F2SDR CALA2026010812791Lens · brokenEMERGENCY LIGHTS OPERATIONAL CHECK, ROW 11, SEAT C, PROXIMITY LIGHT NEEDS TO BE SECURED OR REPLACED. REPLACED BROKEN LENS CAP AND SECURED. OPS CKD OK.Jan 6, 2026 · N14250 · Boeing 737824SDR CALA2026010712790Lamp · inoperativeROW 20 ABC. AFT RED EMERGENCY PATH LIGHT IS INOPERATIVE. RELAMPED FLOOR PROXIMITY LIGHT PER AMM TASK 33-51-11-960-802. SYSTEM TESTED GOOD.Jan 6, 2026 · N28457 · Boeing 737924ERSDR DXTA2026010806461Battery Pack · faultedWHEN TESTING THE EMER LIGHTS, SWITCH IN THE ARM POSITION NO EMERGENCY LIGHTS ARE ON INSIDE OR OUTSIDE. IN THE ON POSITION THE LIGHTS WORK. DID THE CHARGE PROCEDURE TWICE AND STILL DID NOT TEST IN THE ARM POSITION. REMOVED SUSPECTED FAULTY #1 EMERGENCY BATTERJan 6, 2026 · N910QS · Cessna 680ASDR WX0A2026010732695Battery · no test(AIRCRAFT NOT GROUNDED) WHILE PERFORMING EPSU CAP TEST RECIVIED MAINTENANCE MESSAGE ""BAT/EPSU(13WL)AFT L. REMOVED AND REPLACED EPSU BATTERY 13WL IAW AIRBUS AMM 33-51-38-000-002-A AND AMM 33-51-38-400-002-A, OPS CHECK GOOD.Jan 6, 2026 · N286NV · Airbus A320214SDR DALA2026010700124Power Supply · inoperativeEMERGENCY EXIT LIGHTS ON SEATS 15 THRU 20 DEF ARE INOP. REMOVED AND REPLACED LT PWR SUPPLY M11613 PER B757 AMM 3351, FOUND WIRE SHORT FROM CONNECTOR D11270 PIN 9 TO D4480 ON (L35) EMER SLIDE LT REF 757 WDM 33-51-21 GAINED ACCESS TO EMERGENCY LIGHTS IN FLOOR Jan 6, 2026 · N582NW · Boeing 757351SDR FDEA202601060010Bulb · failedDURING MX PRE-FLIGHT, FOUND R1 EMERGENCY EXIT SIGN DIM. AMM: 33-51-01-2 FOUND R1 EMERGENCY EXIT SIGN HAS 9 BULBS OUT. REMOVED AND REPLACED 9 FAULTY BULBS AS PER ABOVE REF. PART NUMBER 0L3071BPEGPL. OPS CHECK GOOD. A/C OK FOR SERVICE.Jan 6, 2026 · N962FD · Boeing 7572G5SDR FDEA202601060009Bulb · failedDURING MX PRE-FLIGHT, FOUND L1 EMERGENCY EXIT SIGN DIM. AMM 33-51-01-2 FOUND L1 EMERGENCY EXIT SIGN HAS 7 BULBS OUT. REMOVED AND REPLACED 7 FAULTY BULBS AS PER ABOVE OPS CHECK GOOD. A/C OK FOR SERVICE.Jan 6, 2026 · N962FD · Boeing 7572G5SDR AALA202601075684Light · brokenAIRCRAFT WAS NOT GROUNDED: THE EMERGENCY EXIT PATHWAY FLOOR LIGHT AT SEAT 24C IS BROKEN AND HANGING BELOW THE SEAT BOTTOM TRIM, WITH WIRES EXPOSED. REPLACED SHROUD ASSEMBLY BELOW SEAT 24C EMERGENCY EXIT PATHWAY LIGHT. PER AMM 33-51-11.Jan 6, 2026 · N909AN · Boeing 737823SDR IXXA202601060002Guard · stickingEMERGENCY LIGHT GUARD/SPRING STICKS DISARMING LIGHTS. CYCLED SWITCH MULTIPLE TIMES, FOUND NO DEFECTS. SWITCH GUARD SEATS NORMALLY. OPERATIONAL CHECK IN ACCORDANCE WITH B767 AMM 33-51-00 NOTED NO FAULTS.Jan 6, 2026 · N431AZ · Boeing 767381SDR SCNA20260107015Lamp · inoperativeROW 6ABC AREA EMERGENCY LIGHT INOPERATIVE. REMOVED AND REPLACED ROW 6ABC AREA EMERGENCY LIGHT LAMP IAW AMM 33-51-03-960-801, OPS CHECKED GOOD.Jan 6, 2026 · N841SY · Boeing 737800*SDR SCNA20260107014Fuse · failedL2 EXTERIOR SLIDE EMERGENCY LIGHT INOPERATIVE. FOUND FUSE IN AFT LT POWER SUPPLY INOPERATIVE.Jan 6, 2026 · N841SY · Boeing 737800*SDR SIMA20260106001Battery Pack · inoperativeOVERHEAD EMERGENCY LIGHT BY ROW 16 INOPERATIVE. R & R EMERGENCY LIGHT POWER UNIT NR 3 IAW AMM 33-50-01.OPS CHKD GOOD.Jan 6, 2026 · N248NN · Emb ERJ170200LRSDR CALA2026010712756Control Unit · failedEMERGENCY LIGHT AMBER EICAS MESSAGE PRESENT. PERFORMED EMERGENCY LIGHT QUICK BITE TEST & IT FAILED WITH MSG 33-11729-CLASS 29, WELS CONTROL UNIT LAMP DRIVER PWR CIRCUIT FAILED. EMERGENCY LIGHTS AT SEAT ROWS 48 TO 52 ARE INOPERATIVE. SWAPPED WELS CONTROL UNIJan 6, 2026 · N26906 · Boeing 7878SDR CALA2026010712749Light · inoperativeWINDOW LIGHTS FROM 11FED TO 20FED INOPERATIVE. SUSPECT OVERWING EMERGENCY EXIT WINDOW LIGHT AT 20F FAULTY. REMOVED AND REPLACED FWD RT OVERWING EXIT WINDOW LIGHT IAW AMM 33-21-01A. SYSTEM OPS CHECK NORMAL.Jan 6, 2026 · N11206 · Boeing 737824SDR CALA2026010712727Battery Pack · inoperativeEMERGENCY LIGHTS - OPERATIONAL CHECK EMERGENCY LIGHTS OPERATIONAL CHECK - EMERGENCY LIGHTS SEAT ROWS 8-14 INOP. REPLACED EMERGENCY LIGHT BATTERY SUPPLY M2505 PER AMM TASK 33-51-06-960-805. OPERATIONAL TEST GOOD.Jan 6, 2026 · N38451 · Boeing 737924ERSDR AALA202601066065Connector · disconnectedAIRCRAFT WAS NOT GROUNDED: WHILE PERFORMING WORK CARD 08T20033001 FOUND RIGHT HAND AFT OVERWING EMERGENCY EXIT LIGHT AND RIGHT HAND EMERGENCY GROUND ILLUMINATION LIGHT INOPERATIVE. FOUND WIRE BUNDLE D12004 CONNECTER DISCONECTED FROM BATTERY POWER SUPPLY M1671 Jan 6, 2026 · N885NN · Boeing 737823SDR IXXA20260115004Power Supply · failedCAPTAIN'S SIDE EMERGENCY DOME LIGHT INOPERATIVE. PLACED ON DEFERRAL 69810 MINIMUM EQUIPMENT LIST ATI-33-51-01-01 CATEGORY D. DUE 15 MAY 2026. SUPPLEMENTAL TO PREVIOUS REPORT IXXA20260115004 DATED 15 JANUARY 2026 AT KILN. ADDITIONAL PART. REMOVED AND REPLACED Jan 5, 2026 · N443AZ · Boeing 767323SDR SWAA2026020958626Light · brokenBROKEN EMERGENCY LIGHT ASSY IN SIDEWALL PANEL 232YHW IN THE PASSENGER CABIN. REPLACED EMERGENCY LIGHT ASSY IAW AMM-33-51-01-960-802, PERFORMED AN OPS TEST IAW AMM-33-51-01-960-802, STEP 3. C (13)(14), OPS TESTED OK IAW AMM-33-51-00-720-801, & AMM-33-51-00-Jan 5, 2026 · N254WN · Boeing 7377H4SDR SWAA2026011358287Battery Pack · inoperativeEMERGENCY EXIT LIGHTS ASSOCIATED WITH EMERGENCY EXIT BATTERY PACK M1674 DO NOT ILLUMINATE. REMOVED AND REPLACED EMERGENCY EXIT BATTERY PACK M1674 IAW AMM 33-51-06-960-806. PERFORMED A GOOD FUNTIONAL TEST.Jan 5, 2026 · N919WN · Boeing 7377H4SDR DALA2026010900194Power Supply · inoperativeDURING EMERGENCY LIGHT CHECK, GOT EPSU AFT LT MSG. REMOVED AND REPLACED 13WL IAW AMM 33-51 MP ON ON 3214-54- 10 OPS CHECK GOOD OK FOR SVC. (LP: 8079408)Jan 5, 2026 · N357NW · Airbus A320212
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