# Service difficulty reports: JASC 3350 A list on [JASC 3350](https://openairdocs.org/jasc/3350.md). Reports filed under 3350 · Emergency Lighting, newest first. Page 1 of 4,512 · 225,591 reports - [SDR AALA202610296583](https://openairdocs.org/sdr/AALA202610296583.md): Power Supply · discharged · Oct 28, 2026 · N794AN · Boeing 777223 > AIRCRAFT IN BASE MAINTENANCE: EMERGENCY POWER SUPPLY M33401 FAILS FUNCTIONAL CHECK EMERGENCY LIGHT BATTERY PACK, J/C 72C20033010. MAINTENANCE REPLACED POWER SUPPLY IAW AMM 33-51-06-960-802. - [SDR DALA2026102905944](https://openairdocs.org/sdr/DALA2026102905944.md): Lens · missing · Oct 28, 2026 · N363NB · Airbus A319114 > AIRCRAFT 3163, WALL BEHIND ROW 29 DEF RED EMERGENCY LIGHT LENS MISSING. FOUND MISSING LENS COVER IN CABIN. SECURED COVER AS NECESSARY PER A319 AMM 33-51, OK FOR SVC. (LP 9478992 - AIRCRAFT WAS GROUNDED) - [SDR AALA202610298788](https://openairdocs.org/sdr/AALA202610298788.md): Battery · faulted · Oct 28, 2026 · N950XV · Airbus A321253N > AIRCRAFT WAS NOT GROUNDED: ALL CABIN EMERGENCY LIGHTS ILLUMINATED IN CRUISE AND THE FLIGHT DECK EMERGENCY LIGHT SWITCH HAD NO EFFECT - MAINTENANCE REPORTED THAT BATTERY FAULT MESSAGES FOR EMERGENCY POWER SUPPLY UNITS 13WL AND 14WL DISPLAYED DURING A SYSTEM TES - [SDR AALA202610295710](https://openairdocs.org/sdr/AALA202610295710.md): Battery · faulted · Oct 28, 2026 · N552UW · Airbus A321231 > AIRCRAFT WAS GROUNDED: DURING EMERGENCY LIGHT TEST CFDS MESSAGE INDICATES EPSU 12WL EXT R EMERGENCY POWER SUPPLY UNIT RIGHT 12WL - MAINTENANCE REPLACED EMERGENCY POWER SUPPLY UNIT 12WL *AALA202610292241* AND BATTERY * AALA202610295710* - A SATISFACTORY OPERATI - [SDR AALA202610292241](https://openairdocs.org/sdr/AALA202610292241.md): Power Supply · faulted · Oct 28, 2026 · N552UW · Airbus A321231 > AIRCRAFT WAS GROUNDED: DURING EMERGENCY LIGHT TEST CFDS MESSAGE INDICATES EPSU 12WL EXT R EMERGENCY POWER SUPPLY UNIT RIGHT 12WL - MAINTENANCE REPLACED EMERGENCY POWER SUPPLY UNIT 12WL *AALA202610292241* AND BATTERY *AALA202610295710* - A SATISFACTORY OPERATIO - [SDR AALA202610298975](https://openairdocs.org/sdr/AALA202610298975.md): Battery · faulted · Oct 28, 2026 · N950XV · Airbus A321253N > AIRCRAFT WAS NOT GROUNDED: ALL CABIN EMERGENCY LIGHTS ILLUMINATED IN CRUISE AND THE FLIGHT DECK EMERGENCY LIGHT SWITCH HAD NO EFFECT - MAINTENANCE REPORTED THAT BATTERY FAULT MESSAGES FOR EMERGENCY POWER SUPPLY UNITS 13WL AND 14WL DISPLAYED DURING A SYSTEM TES - [SDR UIEA2026102901002](https://openairdocs.org/sdr/UIEA2026102901002.md): Lamp · no test · Oct 28, 2026 · N641GT · Boeing 76738E > L/H MOST FWD OVERWING EMERGENCY LIGHT INOP. RELAMPED LT MOST FWD OVERWING EMERGENCY LIGHT IAW AMM 33-51-06. OPS TEST GOOD. - [SDR CALA2026102920642](https://openairdocs.org/sdr/CALA2026102920642.md): Light · inoperative · Oct 28, 2026 · N74007 · Boeing 777224 > EMERGENCY LIGHTS IN THE REAR CABIN WERE INOPERATIVE. T/S AND RESET EMERGENCY LIGHTS. OPS CHKD GOOD IAW FIM-33-51, TASK 806. - [SDR CALA2026102920641](https://openairdocs.org/sdr/CALA2026102920641.md): Light · broken · Oct 28, 2026 · N643UA · Boeing 767322 > EMERGENCY PATH LIGHT (EPL) BROKEN AT POSITION 43D. R & R THE EMERGENCY LIGHT IAW CMM 25-21-53. - [SDR CALA2026102920640](https://openairdocs.org/sdr/CALA2026102920640.md): Sign · detached · Oct 28, 2026 · N27734 · Boeing 737724 > CEILING EMERGENCY EXIT SIGN HANGING LOOSE. SECURED MID CABIN EMERGENCY SIGN BACK IN PLACE IAW AMM 33-21-00. - [SDR CALA2026102920639](https://openairdocs.org/sdr/CALA2026102920639.md): Light · inoperative · Oct 28, 2026 · N677UA · Boeing 767322 > CEILING EMERGENCY LIGHT AT SEAT 7L, NOT WORKING, LAMP REPLACED NO FIX. REPLACED LIGHT ASSY IAW AMM 33-51-04. OPS CHKD GOOD. - [SDR CALA2026102920638](https://openairdocs.org/sdr/CALA2026102920638.md): Battery · inoperative · Oct 28, 2026 · N38727 · Boeing 737724 > EMERGENCY LIGHTS BETWEEN ROW 15 AND 17 INOPERATIVE. REPLACED THE BATTERY, OPS CHKD SATISFACTORY. - [SDR CALA2026102920637](https://openairdocs.org/sdr/CALA2026102920637.md): Fuse · inoperative · Oct 28, 2026 · N651UA · Boeing 767322 > EMERGENCY EXIT LIGHT OVER DOORS 31A AND 31L WERE INOPERATIVE. R & R THE EMERGENCY LIGHT BATTERY OVER DOORS 31A AND 31L IAW AMM 33-52-07. NO FIX EMERGENCY LIGHT EXIT PANELS DID NOT ILLUMINATE. R & R THE POWER SUPPLY FUSES M1209 FOR EMERGENCY LIGHT OVER EXIT - [SDR DALA2026102805918](https://openairdocs.org/sdr/DALA2026102805918.md): Battery Pack · inoperative · Oct 28, 2026 · N961AT · Boeing 717200 > EMERGENCY EXIT SIGNS OVER SEAT 20AB WILL NOT ILLUMINATE, R/R EMERGENCY LIGHT BATTERY PACK AT LOCATION B5 -230 PER B717 AMM 33-51. (9607796) (AIRCRAFT GROUNDED). - [SDR DALA2026102905941](https://openairdocs.org/sdr/DALA2026102905941.md): Lamp · broken · Oct 27, 2026 · N187DN · Boeing 767332 > SEAT 37AB EMERGENCY PATHWAY LIGHTING BROKEN LAMP. CORRECTIVE ACTION: REPLACED SEAT EMER LIGHT IAW B767 AMM 33-51 CK'S GOOD. OK FOR SERVICE. (9038849)(AIRCRAFT GROUNDED) - [SDR DALA2026102905940](https://openairdocs.org/sdr/DALA2026102905940.md): Contact · dirty · Oct 27, 2026 · N180DN · Boeing 767332 > EMERGENCY LIGHT AFT OF WING T/E INOP RT SIDE. REMOVED LENS PER B767-300 AMM 33-51. CLEANED CONTACT POINT PER SPWM 20-60 OPS CHK NML. REINSTALLED LENS PER B767-300 AMM 33-51 (9375736)(AIRCRAFT GROUNDED) - [SDR DALA2026102905939](https://openairdocs.org/sdr/DALA2026102905939.md): Contact · dirty · Oct 27, 2026 · N180DN · Boeing 767332 > R1 EXTERNAL EMERGENCY LIGHT INOPERTAIVE. REMOVED LENS AS PER B767-300 AMM 33-51 CLEANED CONTACT POINTS AS PER SPWM 20-60 REINSTALLED LENS AND OPS CHK OK AS PER B767-300 AMM 33-51 (9375735)(AIRCRAFT GROUNDED) - [SDR DALA2026102905945](https://openairdocs.org/sdr/DALA2026102905945.md): Lens · missing · Oct 27, 2026 · N363NB · Airbus A319114 > SEAT 21D EMERGENCY LIGHT LENS MISSING. REPLACED EXIT MARKER, FLOOR PROX EMERGENCY ESCAPE PATH MARKING IAW A319 AMM 33-51-13. OPS CHECK GOOD. (LP 9478991 - AORCRAFT WAS GROUNDED) - [SDR DXTA2026102910378](https://openairdocs.org/sdr/DXTA2026102910378.md): Battery · defective · Oct 27, 2026 · N372QS · Cessna 680SOV > EXIT LIGHT INOPERATIVE. REPLACED EMERGENCY BATTERY POWER SUPPLY AND CORRECTLY INSTALLED LIGHT ASSEMBLY PLUG. OPS CHECKED GOOD IAW AMM 33-50-00. - [SDR CALA2026102920648](https://openairdocs.org/sdr/CALA2026102920648.md): Battery Pack · no test · Oct 27, 2026 · N24224 · Boeing 737824 > POWER SUPPLY, BATTERY PACK CAPACITY CHECK. THE BATTERY PACK M1670 FAILED THE CAPACITY CHECK. R & R EMERGENCY LIGHT BATTERY PACK AT M1670 IAW AMM 33-51-06-960-805. OPS CHECK GOOD. - [SDR CALA2026102920646](https://openairdocs.org/sdr/CALA2026102920646.md): Battery · no test · Oct 27, 2026 · N24224 · Boeing 737824 > POWER SUPPLY - BATTERY PACK CAPACITY CHECK POWER SUPPLY - BATTERY PACK CAPACITY CHECK - BATTERY PACK M1673 FAILED CAPACITY CHECK. R & R EMRGENCY LIGHT BATTERY PACK AT M1673. OPS CHKD GOOD. - [SDR CALA2026102920644](https://openairdocs.org/sdr/CALA2026102920644.md): Battery Pack · no test · Oct 27, 2026 · N24224 · Boeing 737824 > BATTERY PACK CAPACITY CHECK, BATTERY PACK M1672 FAILED THE CAPACITY CHECK. R & R THE BATTERY PACK AT M1672 IAW AMM 33-51-06-960-805. OPS CHKD GOOD. - [SDR CALA2026102920636](https://openairdocs.org/sdr/CALA2026102920636.md): Lamp · no test · Oct 27, 2026 · N17233 · Boeing 737824 > DOOR R1 SLIDE LIGHT INOP DURING EMERGENCY LIGHT TEST RE-LAMPED EXTERIOR EMERGENCY LIGHT AR DOOR R1 REF AMM 33-51-04-960-801. OPS CHECKED OK. - [SDR DALA2026102805931](https://openairdocs.org/sdr/DALA2026102805931.md): Sign · detached · Oct 27, 2026 · N821DN · Boeing 737932ER > MID CABIN EMERGENCY EXIT SIGN HANGING FROM WIRES. INSTALLED THE SIGN. (9330866) AIRCRAFT WAS GROUNDED. - [SDR ASAA2026102700001](https://openairdocs.org/sdr/ASAA2026102700001.md): Battery · failed · Oct 27, 2026 · N478HA · Boeing 717200 > ALL EMERGENCY EXIT LIGHTS AFT OF AFT ACCESS DOOR INOP. GROUNDED - YES. REMOVED AND REPLACED BATTERY ASSY POWER SUPPLY AND BATTERY PER AMM 33-51-03. OPS CHECK GOOD. OK FOR SERVICE. - [SDR AALA202610288754](https://openairdocs.org/sdr/AALA202610288754.md): Lamp · inoperative · Oct 27, 2026 · N901AN · Boeing 737823 > AIRCRAFT WAS NOT GROUNDED: EMERGENCY LIGHT LOWER FUSELAGE RH SIDE BEHIND MLG INOP. RELAMP EMERGENCY LIGHT LOWER FUSELAGE RH SIDE BEHIND MLG INOP IAW AMM 33-51-03. - [SDR AALA202610289950](https://openairdocs.org/sdr/AALA202610289950.md): Light · inoperative · Oct 27, 2026 · N991AN · Boeing 737823 > AIRCRAFT WAS NOT GROUNDED: R1 DOOR EXTERIOR EMERGENCY LIGHT INOP. REMOVED AND REPLACED R1 DOOR EXTERIOR EMERGENCY EXIT LIGHT IAW AMM 33-51-00. - [SDR AALA202610287733](https://openairdocs.org/sdr/AALA202610287733.md): Lamp · inoperative · Oct 27, 2026 · N993AN · Airbus A321231 > AIRCRAFT WAS NOT GROUNDED: FIRST CLASS SEAT 1A EMERGENCY LIGHT INOPERATIVE - RELAMPED EMERGENCY LIGHT AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK PER AMM.33-51-19 - [SDR WX0A2026102832995](https://openairdocs.org/sdr/WX0A2026102832995.md): Battery Pack · no test · Oct 27, 2026 · N285NV · Airbus A320214 > (AIRCRAFT NOT GROUNDED) WHILE PERFORMING EPSU CHECK PER WEEKLY CHECK, FOUND EPSU (10WL) BATTERY FAILED. REMOVED AND REPLACED EPSU BATTERY 10WL IAW AMM 33-51-38-400-002-A. - [SDR HNAA2026102801042](https://openairdocs.org/sdr/HNAA2026102801042.md): Sign · inoperative · Oct 27, 2026 · N688AE · Emb EMB145LR > EMERGENCY EXIT SIGN ABOVE FA SEAT WILL NOT ILLUMINATE. RAR #100 EXIT MARKING SIGN IAW AMM 33-50-14 - [SDR CALA2026102820622](https://openairdocs.org/sdr/CALA2026102820622.md): Bracket · broken · Oct 27, 2026 · N651UA · Boeing 767322 > SEAT 49D BUMPER ENBAY, EMER LIGHT MOUNTING BRACKET BROKEN. REMOVED AND REPLACE SEAT 49D BUMPER ENDBAY, REF CMM 25-21-53. - [SDR CALA2026102820621](https://openairdocs.org/sdr/CALA2026102820621.md): Light · faulty · Oct 26, 2026 · N37434 · Boeing 737924ER > SEAT 36 CBA OVERHEAD EMERGENCY LIGHT INOPERATIVE. REMOVED AND REPLACED SEAT 36 CBA EAL ASSY. PER AMM 33-51-03-960-805.OPS CHECK GOOD. - [SDR ASAA2026102600006](https://openairdocs.org/sdr/ASAA2026102600006.md): Lamp · inoperative · Oct 26, 2026 · N971AK · Boeing 7379 > RH AFT OVERWING EMERGENCY EXIT LIGHT INOPERATIVE. GROUNDED - YES. RELAMPED RT AFT OVERWING EMERGENCY EXIT LIGHT IAW AMM 33-51-04, OPS CHKD GOOD. - [SDR ASAA2026102600005](https://openairdocs.org/sdr/ASAA2026102600005.md): Lamp · inoperative · Oct 26, 2026 · N468AS · Boeing 737990ER > EMERGENY EXTERIOR LIGHTS @ L1 DOOR & AFT R/H & L/H OVERWING DOORS INOP. GROUNDED - YES. REMOVED + REPLACED LAMPS FOR EMERGENY EXTERIOR LIGHTS AT L1 DOOR & AFT R/H & L/H OVERWING DOORS IAW AMM 33-51-04-960-801. LAMP TEST PASSED. - [SDR DALA2026102705892](https://openairdocs.org/sdr/DALA2026102705892.md): Lamp · inoperative · Oct 26, 2026 · N893DN · Boeing 737932ER > REMOVED LAMP ASSY FOR 3895 RH SIDE AFT OVERWING DOOR EMERGENCY EXIT SIDEWALL. NEW LAMP ASSY RH SIDE AFT OVERWING DOOR EMERGENCY EXIT SIDEWALL WAS INSTALLED PER B737-900 AMM 33-21-00 TEST OK. (LP 9529720 - AIRCRAFT WAS GROUNDED) - [SDR CALA2026102720591](https://openairdocs.org/sdr/CALA2026102720591.md): Light · loose · Oct 26, 2026 · N36444 · Boeing 737924ER > EMERGENCY EXIT SIGN CEILING PANEL BY FWD LAV OUTSIDE FLIGHT DECK DOOR IS DROOPING ON THE RIGHT SIDE AND NEEDS TO BE RESECURED. SECURED CEILING PANEL JUST OUTSIDE LAV A. - [SDR R61A2026102600316](https://openairdocs.org/sdr/R61A2026102600316.md): Battery · no test · Oct 26, 2026 · N223JQ · Emb ERJ170200LR > EMERGENCY LIGHT POWER TEST FAILED, REMOVED AND REPLACED FWD LH EMERGENCY LIGHT BATTERY 2, OPS CHECK GOOD - [SDR R61A2026102600315](https://openairdocs.org/sdr/R61A2026102600315.md): Battery · no test · Oct 26, 2026 · N744YX · Emb ERJ170200LR > EMERGENCY LIGHT POWER TEST FAILED, REMOVED AND REPLACED FWD LH EMERGENCY LIGHT BATTERY 2 OPS CHECK GOOD - [SDR DALA2026102905943](https://openairdocs.org/sdr/DALA2026102905943.md): Light · inoperative · Oct 25, 2026 · N1604R · Boeing 767332 > SEAT 50 AB EMERGENCY LIGHT INOP. R & R SEAT SEAT 50 AB EMERGENCY LIGHT ASSY. OPS CKS GOOD. OK FOR SVC. (9360888)(AIRCRAFT GROUNDED) - [SDR AALA202610287489](https://openairdocs.org/sdr/AALA202610287489.md): Sign · inoperative · Oct 25, 2026 · N124AA · Airbus A321231 > AIRCRAFT WAS NOT GROUNDED: EMERGENCY EXIT LIGHT 1L INOPERATIVE. (OPEN) - [SDR CALA2026102820626](https://openairdocs.org/sdr/CALA2026102820626.md): Lens · missing · Oct 25, 2026 · N51104 · Boeing 7879 > SEAT 22F EMERGENCY LIGHTING BROKEN SECURED EMERGENCY LIGHT FIXTURE WITH TAPE AT SEAT 22F, EMERGENCY LIGHT WORKS BUT LENS IS MISSING. REQ NEF. NEF 2500CP REF MEL 3351V SECURED EMERGENCY LIGHT FIXTURE WITH TAPE AT SEAT 22F, EMERGENCY LIGHT WORKS BUT LENS IS MISS - [SDR CALA2026102720590](https://openairdocs.org/sdr/CALA2026102720590.md): Light · inoperative · Oct 25, 2026 · N35953 · Boeing 7879 > EMERGENCY LIGHTS INOP ROWS 51 THROUGH 57. REMOVED AND REPLACED THE FOLLOWING FLOOR PROX LIGHTS IN THE MIDDLE ROW: 52R, 53L,55L,56R IAW DMC-B787-A-33-51-06. OPS CHECK GOOD. - [SDR CALA2026102720589](https://openairdocs.org/sdr/CALA2026102720589.md): Trim Panel · unsecure · Oct 25, 2026 · N17289 · Boeing 7378 > PANEL FOR EMERGENCY EXIT LIGHTS KNOCKED LOOSE & HANGING AT SEAT 25C. FOUND TRIM FOR EMERGENCY LIGHT KNOCKED OFF SEAT. RESECURED TRIM. - [SDR AALA202610268752](https://openairdocs.org/sdr/AALA202610268752.md): Bulb · inoperative · Oct 25, 2026 · N933NN · Boeing 737823 > AIRCRAFT WAS NOT GROUNDED: EXTERIOR EMERGENCY LIGHT DIRECTLY AFT OF L1 DOOR INOPERATIVE. R & R BULB IAW AMM 33-51-04. OPC GOOD. - [SDR SWAA2026102668005](https://openairdocs.org/sdr/SWAA2026102668005.md): Sign · detached · Oct 25, 2026 · N7880D · Boeing 7377K5 > AFT CABIN OVERHEAD EMERGENCY EXIT LIGHT DETACHED. REMOVED AND REPLACED AFT CABIN EXIT SIGN ASSY IAW AMM 33-51-01. OPS TESTED GOOD. - [SDR SWAA2026102651353](https://openairdocs.org/sdr/SWAA2026102651353.md): Sign · detached · Oct 25, 2026 · N917WN · Boeing 7377H4 > AFT GALLEY OVERHEAD EXIT SIGN DETACHED. ATTACHED THE EMERGENCY EXIT SIGN IAW AMM 33-51-01 OPS CHKD GOOD. - [SDR DALA2026102605887](https://openairdocs.org/sdr/DALA2026102605887.md): Battery Pack · inoperative · Oct 25, 2026 · N960AT · Boeing 717200 > AFT CABIN CEILING EMERGENCY LIGHTS INOPERATIVE. REMOVED AND REPLACED EMERGENCY BATTERY PACK B5-231 IAW AMM 33- 51. (9607580) (AIRCRAFT GROUNDED). - [SDR SWAA2026102804664](https://openairdocs.org/sdr/SWAA2026102804664.md): Lamp · inoperative · Oct 24, 2026 · N258WN · Boeing 7377H4 > L2 DOOR SLIDE EMERGENCY EXIT LIGHT INOP. RELAMPED L2 DOOR SLIDE EMERGENCY EXIT LIGHT OPS NORMAL AT THIS TIME. REF B737 AMM 33-51-04. - [SDR SWAA2026102830004](https://openairdocs.org/sdr/SWAA2026102830004.md): Light · inoperative · Oct 24, 2026 · N8631A · Boeing 7378H4 > FLIGHT ATTENDENT REPORTS THAT AFT BLUE CALL LIGHT IS INOP. OK TO CONTINUE PER MEL 25-10-01 SP1B. RELAMPED FLIGHT ATTENDANT CALL LIGHT ON EMERGENCY EXIT SIGN IAW AMM 33-51-01. OPS CHECK GOOD. - [SDR SWAA2026102867418](https://openairdocs.org/sdr/SWAA2026102867418.md): Power Supply · failed · Oct 24, 2026 · N476WN · Boeing 7377H4 > REF LOGPAGE 3101145 CIRCUIT BREAKER LIGHTING EMER CHRG L AFT FOUND POPPED T/S PER WDM 33-51-11. FOUND EMERGENCY EXIT POWER SUPPLY M1673 AFT CABIN POPPING BREAKER WORK PERFORMED BY CONTRACT MAINTENANCE A&P 5238779 SEE PREVIEW LOGPGE 3101145 FOR POWER SUPPLY R Next page: https://openairdocs.org/jasc/3350/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 jasc_code = '3350' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/jasc/3350/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.