# Service difficulty reports: N834AA A list on [N834AA](https://openairdocs.org/aircraft/N834AA.md). Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Newest first. - [SDR AALA202609291764](https://openairdocs.org/sdr/AALA202609291764.md): Control Unit · no test · Sep 27, 2026 · N834AA · Boeing 7879 · Emergency Lighting > AIRCRAFT WAS NOT GROUNDED: WHILE PERFORMING JOBCARD 78T21033001, FOUND SEATS 4DH, 5DH, 6DH,7DH. FLOOR EMERGENCY LIGHTS INOP. MAINTENANCE REPLACED WCU AT 4L IAW AMM 33-51-07. - [SDR AALA202609299518](https://openairdocs.org/sdr/AALA202609299518.md): Control Unit · no test · Sep 27, 2026 · N834AA · Boeing 7879 · Emergency Lighting > AIRCRAFT WAS NOT GROUNDED: WHILE PERFORMING JOBCARD 78T21033001, FOUND SEATS 4DH, 5DH, 6DH, 7DH. FLOOR EMERGENCY LIGHTS INOP. MAINTENANCE REPLACED WCU AT 1L IAW AMM 33-51-07. - [SDR AALA202609147297](https://openairdocs.org/sdr/AALA202609147297.md): Controller · inoperative · Sep 11, 2026 · N834AA · Boeing 7879 · Emergency Lighting > AIRCRAFT IN BASE MAINTENANCE: MAINTENANCE MESSAGE 33-11723 OCCURRED DURING GROUND TEST. LT AND RT AFT CENTER AREA BUSINESS CLASS SEAT EMERGENCY LIGHTS EFFECTED. REMOVED AND REPLACED WELS CONTROL UNIT IAW AMM 33-51-07, CLEANED CONNECTOR AT WCU 23 AND CLEANED - [SDR AALA202609144090](https://openairdocs.org/sdr/AALA202609144090.md): Controller · inoperative · Sep 11, 2026 · N834AA · Boeing 7879 · Emergency Lighting > AIRCRAFT IN BASE MAINTENANCE: MULTIPLE EMERGENCY LIGHTING WELS CONTROL UNITS HAVE FAILED. REPLACED WCU AND BATTERY IAW AMM 33-51-07, OPS CHECK IAW AMM 33-51-00-00C-320A. - [SDR AALA202603306974](https://openairdocs.org/sdr/AALA202603306974.md): Light · inoperative · Mar 29, 2026 · N834AA · Boeing 7879 · Emergency Lighting > AIRCRAFT IN BASE MAINTENANCE: AFT AISLE EMERGENCY LIGHT ON 7D FAILED TO ILLUMINATE. MAINTENANCE INSTALLED A NEW SERVICEABLE FLOOR PROXIMITY LIGHT IAW AMM 33-51-06. - [SDR AALA202603305690](https://openairdocs.org/sdr/AALA202603305690.md): Light · inoperative · Mar 28, 2026 · N834AA · Boeing 7879 · Emergency Lighting > AIRCRAFT IN BASE MAINTENANCE: FWD AISLE EMERGENCY LIGHT ON 6H FAILED TO ILLUMINATE. MAINTENANCE INSTALLED A NEW SERVICEABLE FLOOR PROXIMITY LIGHT IAW AMM 33-51-06. - [SDR AALA202403089834](https://openairdocs.org/sdr/AALA202403089834.md): Battery · inoperative · Mar 1, 2024 · N834AA · Boeing 7879 · Emergency Lighting > AIRCRAFT WAS IN BASE MAINTENANCE: WELS BATTERY INOPERATIVE AT OH BIN 7H. MAINTENANCE REPLACED WELS BATTERY AT OH BIN 7H IAW AMM 33-51-07. - [SDR AALA202403089212](https://openairdocs.org/sdr/AALA202403089212.md): Battery · inoperative · Mar 1, 2024 · N834AA · Boeing 7879 · Emergency Lighting > AIRCRAFT WAS IN BASE MAINTENANCE: WELS BATTERY INOPERATIVE AT DOOR 4R. MAINTENANCE REPLACED WELS BATTERY AT DOOR 4R IAW AMM 33-51-07. - [SDR AALA202403081554](https://openairdocs.org/sdr/AALA202403081554.md): Battery · inoperative · Mar 1, 2024 · N834AA · Boeing 7879 · Emergency Lighting > AIRCRAFT WAS IN BASE MAINTENANCE: WELS BATTERY INOPERATIVE AT DOOR 4L. MAINTENANCE REPLACED WELS BATTERY AT DOOR 2L IAW AMM 33-51-07. - [SDR AALA202403084273](https://openairdocs.org/sdr/AALA202403084273.md): Battery · inoperative · Mar 1, 2024 · N834AA · Boeing 7879 · Emergency Lighting > AIRCRAFT WAS IN BASE MAINTENANCE: WELS BATTERY INOPERATIVE AT DOOR 3L. MAINTENANCE REPLACED WELS BATTERY AT DOOR 3L IAW AMM 33-51-07. - [SDR AALA202403082717](https://openairdocs.org/sdr/AALA202403082717.md): Battery · inoperative · Mar 1, 2024 · N834AA · Boeing 7879 · Emergency Lighting > AIRCRAFT WAS IN BASE MAINTENANCE: WELS BATTERY INOPERATIVE AT DOOR 4L. MAINTENANCE REPLACED WELS BATTERY AT DOOR 4L IAW AMM 33-51-07. - [SDR AALA202403089371](https://openairdocs.org/sdr/AALA202403089371.md): Battery · inoperative · Mar 1, 2024 · N834AA · Boeing 7879 · Emergency Lighting > AIRCRAFT WAS IN BASE MAINTENANCE: WELS BATTERY INOPERATIVE AT SEAT 18D. MAINTENANCE REPLACED WELS BATTERY AT SEAT 18D IAW AMM 33-51-07. - [SDR AALA202403082876](https://openairdocs.org/sdr/AALA202403082876.md): Battery · inoperative · Mar 1, 2024 · N834AA · Boeing 7879 · Emergency Lighting > AIRCRAFT WAS IN BASE MAINTENANCE: FOUND LIGHTS INOPERATIVE ON PANEL 222AL. REPLACED WELS BATTERY AT DOOR R1. IAW AMM 25-02-01. - [SDR AALA202403041542](https://openairdocs.org/sdr/AALA202403041542.md): Bottle · no test · Mar 1, 2024 · N834AA · Boeing 7879 · Emergency Equipment > AIRCRAFT WAS IN BASE MAINTENANCE: DOOR 2L EPAS PNEUMATIC RESERVOIR MODULE IS FAILED. MAINTENANCE REMOVED AND INSTALLED EPAS BOTTLE ASSY IAW DMC-B787-A-52-11-22-00A-A AND DMC-B787-A-52-10-F2-91A-412A-A AND B787-A-52-11-22-01A-320A-A. - [SDR AALA202402238814](https://openairdocs.org/sdr/AALA202402238814.md): Lanyard · broken · Feb 21, 2024 · N834AA · Boeing 7879 · Emergency Equipment > AIRCRAFT WAS IN BASE MAINTENANCE: OFAR EMERGENCY ESCAPE HATCH DOOR LANYARD IS BROKEN AT BUNK #3. MAINTENANCE REPLACED LANYARD IAW BOEING SOPM 20-50-01 AND GPM 17-11-48. - [SDR AALA202402230455](https://openairdocs.org/sdr/AALA202402230455.md): Lanyard · missing · Feb 19, 2024 · N834AA · Boeing 7879 · Emergency Equipment > AIRCRAFT WAS IN BASE MAINTENANCE: OFAR EMERGENCY ESCAPE HATCH DOOR LANYARD IS MISSING AT BUNK #2. MAINTENANCE REPLACED LANYARD IAW BOEING SOPM 20-50-01 AND GPM 17-11-48. - [SDR AALA202310209275](https://openairdocs.org/sdr/AALA202310209275.md): Wire Harness · shorted · Oct 15, 2023 · N834AA · Boeing 7879 · Light System Wiring > AIRCRAFT WAS GROUNDED: EMERGENCY LIGHTS EICAS MESSAGE WITH SWITCH IN ARMED POSITION. EMERGENCY LIGHTS ILLUMINATED IN CABIN. EMERGENCY LIGHTS CIRCUIT BREAKER OPEN. **SUPPLEMENTAL REPORT FOR (AALA202310179275): FOUND WELS CONTROL LINE HARNESS SHORTED AT ROW 18 D - [SDR AALA202310179275](https://openairdocs.org/sdr/AALA202310179275.md): Unknown · unknown · Oct 15, 2023 · N834AA · Boeing 7879 · Emergency Lighting > AIRCRAFT WAS GROUNDED: EMERGENCY LIGHTS EICAS MESSAGE WITH SWITCH IN ARMED POSITION. EMERGENCY LIGHTS ILLUMINATED IN CABIN. EMERGENCY LIGHTS CIRCUIT BREAKER OPEN. **SUPPLEMENTAL REPORT WILL BE SUBMITTED.** (OPEN) - [SDR AALA202301269933](https://openairdocs.org/sdr/AALA202301269933.md): Control Panel · faulty · Jan 25, 2023 · N834AA · Boeing 7879 · Emergency Lighting > AIRCRAFT WAS NOT GROUNDED: EMERGENCY EXIT LIGHTS ILLUMINATED WHEN SWITCH IS OFF. REPLACED MASTER ATTENDANT CONTROL PANEL PER AMM 33-22-06. ACCOMPLISHED SATISFACTORY OPERATIONAL CHECK. - [SDR AALA202301188382](https://openairdocs.org/sdr/AALA202301188382.md): Battery · discharged · Jan 16, 2023 · N834AA · Boeing 7879 · Emergency Lighting > AIRCRAFT IN BASE MAINTENANCE: DOOR 4 LEFT FORWARD GI BIN EMERGENCY BATTERY DEGRADED. REMOVED AND REPLACED DOOR 4LH FORWARD BATTERY, WELS IAW AMM 33-51-07. - [SDR AALA202301186041](https://openairdocs.org/sdr/AALA202301186041.md): Control Panel · faulted · Jan 15, 2023 · N834AA · Boeing 7879 · Ice/Rain Protection System > AIRCRAFT WAS GROUNDED: EMERGENCY LIGHTS COME ON CONTINUOUSLY WHEN NOT COMMANDED ON-MAINTENANCE MESSAGES 33-11320, 33-12120, 33-12129. REMOVED AND REPLACED WINDOW HEAT/EMERGENCY PANEL. - [SDR AALA202212064316](https://openairdocs.org/sdr/AALA202212064316.md): Battery · no test · Dec 5, 2022 · N834AA · Boeing 7879 · Emergency Equipment > AIRCRAFT WAS NOT GROUNDED: FLASHLIGHT POSITION 1L FAILS TEST. REPLACED FLASHLIGHT BATTERY PER AMM 25-64-00. - [SDR AALA202203310853](https://openairdocs.org/sdr/AALA202203310853.md): Lens · inoperative · Mar 30, 2022 · N834AA · Boeing 7879 · Emergency Lighting > AIRCRAFT WAS NOT GROUNDED: FOUND SEAT 11D AFT EMERGENCY LIGHT LENS BROKEN. REMOVED AND REPLACED SEAT 11D AFT EMERGENCY LIGHT LENS ASSEMBLY OPERATIONS CHECKS GOOD PER AMM 33-51-00. - [SDR AALA202106289012](https://openairdocs.org/sdr/AALA202106289012.md): Fan · failed · Jun 28, 2021 · N834AA · Boeing 7879 · Air Distribution Fan > AIRCRAFT WAS NOT GROUNDED: STATUS MESSAGE SHOWED "RECIRCULATION FAN LOWER LEFT" AND ACRID SMELL THROUGHOUT CABIN. REPLACED LEFT HAND LOWER RE-CIRCULATION FAN AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECKS PER AMM 21-25-17. - [SDR AALA202103159032](https://openairdocs.org/sdr/AALA202103159032.md): Display · faulted · Mar 10, 2021 · N834AA · Boeing 7879 · Central Display > AIRCRAFT WAS NOT GROUNDED: FLIGHT DIVERTED TO PHL DUE TO INOPERATIVE INTEGRATED STANDBY FLIGHT DISPLAY. ACCOMPLISHED ISFD INSTALLATION TEST IAW AMM B787-A-34-24-01-00A-720A-A, OPS CHECK GOOD. - [SDR AALA2020020539031](https://openairdocs.org/sdr/AALA2020020539031.md): Smoke Detector · false activation · Jan 31, 2020 · N834AA · Boeing 7879 · Smoke Detection > AIRCRAFT WAS NOT GROUNDED: L1 LAVATORY SMOKE DETECTOR AURAL WARNING INDICATED. NO SMOKE WAS DETECTED. MAINTENANCE PERFORMED SATISFACTORY LAVATORY SMOKE DETECTION SYSTEM TEST IAW MM 26-13-00. - [SDR AALA2019111219026](https://openairdocs.org/sdr/AALA2019111219026.md): Control Unit · defective · Nov 10, 2019 · N834AA · Boeing 7879 · Emergency Lighting > AIRCRAFT WAS NOT GROUNDED: 3L DOOR EMERGENCY LIGHT INOPERATIVE. REPLACED CONTOL UNIT. - [SDR AALA2019101659030](https://openairdocs.org/sdr/AALA2019101659030.md): Strap · unsecure · Oct 14, 2019 · N834AA · Boeing 7879 · Escape Slide > AIRCRAFT WAS NOT GROUNDED: L4 DOOR SLIDE LANYARD HOOK AND LOOP STRAPS WERE NOT SECURE/OUT OF POSITION AND FLAP WAS NOT SECURE. MAINTENANCE REPOSITIONED AND SECURED HOOK AND LOOP STRAP AND FLAP AT L4 DOOR SLIDE LANYARD PER AMM 25-66-01. - [SDR AALA201910169027](https://openairdocs.org/sdr/AALA201910169027.md): Latch · faulty · Oct 13, 2019 · N834AA · Boeing 7879 · Passenger/Crew Doors > AIRCRAFT WAS NOT GROUNDED: L2, L4, R4, DOOR SLIDE COVER (BUSTLE). MAINTENANCE REPLACED L2 (SEE AALA201910149008), L4 (SEE AALA201910169026), R4 SOUTHCO LATCHES AND ADJUSTED PER AMM 52-11-24, CMM 25-21-85. - [SDR AALA201910169026](https://openairdocs.org/sdr/AALA201910169026.md): Latch · faulty · Oct 13, 2019 · N834AA · Boeing 7879 · Escape Slide > AIRCRAFT WAS NOT GROUNDED: L2, L4, R4, DOOR SLIDE COVER (BUSTLE) LOOSE. MAINTENANCE REPLACED L2 (SEE AALA201910149008), L4, R4 (SEE AALA201910169027) SOUTHCO LATCHES AND ADJUSTED PER AMM 52-11-24, CMM 25-21-85. - [SDR AALA2019101649008](https://openairdocs.org/sdr/AALA2019101649008.md): Latch · faulty · Oct 13, 2019 · N834AA · Boeing 7879 · Escape Slide > AIRCRAFT WAS NOT GROUNDED: L2, L4, R4, DOOR SLIDE COVER (BUSTLE) LOOSE. MAINTENANCE REPLACED L2, L4 (SEE AALA201910169026), R4 (SEE AALA201910169027) LATCHES AND ADJUSTED PER AMM 52-11-24, CMM 25-21-85. - [SDR AALA2019061209036](https://openairdocs.org/sdr/AALA2019061209036.md): Hose · ruptured · Jun 9, 2019 · N834AA · Boeing 7879 · Hydraulic System, Main > AIRCRAFT WAS GROUNDED: PILOT REPORTS ON TAXI HYD QTY LOW C ON EICAS. CENTER QTY TO 0. NOSE STEERING LOST. MAINTENANCE REPORTS CENTER SYSTEM HYDRAULIC PUMP 1 CATASTROPHIC FAILURE OF UNION TO PRESSURE SUPPLY HOSE. REMOVED AND REPLACED CENTER SYSTEM HYDRAULIC PUM - [SDR AALA2019050309028](https://openairdocs.org/sdr/AALA2019050309028.md): Manifold · ruptured · Apr 29, 2019 · N834AA · Boeing 7879 · Compressor Bleed Control > AIRCRAFT WAS GROUNDED: MAINTENANCE FOUND THE #1 ENGINE THRUST REVERSER BLOW OUT DOOR OPEN. MAINTENANCE FOUND THE 7TH STAGE BLEED MANIFOLD FOR THE HPC COOLING RUPTURED. ***SUPPLEMENTAL INFORMATION: MAINTENANCE REMOVED AND REPLACED THE 7TH STAGE COMPRESSOR BLEED - [SDR AALA201807039002](https://openairdocs.org/sdr/AALA201807039002.md): Smoke Detector · malfunctioned · Jul 2, 2018 · N834AA · Boeing 7879 · Smoke Detection > PASSENGER SMOKING IN LAVATORY LC, BUT THE SMOKE DETECTOR DID NOT ACTIVATE. THE LAVATORY SMOKE DETECTION SYSTEM TEST ACCOMPLISHED PER MM 26-13-00. ALL CORRECT INDICATIONS OCCURED. ## 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 = 'N834AA' AND registry_match = 'registration' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/aircraft/N834AA/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.