# Service difficulty reports: N994NN

A list on [N994NN](https://openairdocs.org/aircraft/N994NN.md).

Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Newest first.

- [SDR AALA202610157728](https://openairdocs.org/sdr/AALA202610157728.md): Light · broken · Oct 14, 2026 · N994NN · Boeing 737823 · Emergency Lighting
  > AIRCRAFT IN BASE MAINTENANCE: THE EMERGENCY SEAT MOUNTED LIGHT SHROUD FOUND BROKEN AT SEAT 32ABC. INSTALLED NEW LIGHT SHROUD FOR EMERGENCY LIGHT AISLE AT SEAT 32 ABC AND PERFORMED LIGHT TEST IAW AMM 33-51-00-710-801.
- [SDR AALA202610029577](https://openairdocs.org/sdr/AALA202610029577.md): Backboard · misaligned · Oct 1, 2026 · N994NN · Boeing 737823 · Escape Slide
  > AIRCRAFT WAS NOT GROUNDED: AFT LEFT EXIT DOOR ESCAPE SLIDE MATERIAL LOOSE AND HANGING OUT. ADJUSTED AFT LEFT EXIT DOOR SLIDE PER AMM 25-66-00.
- [SDR AALA202607315978](https://openairdocs.org/sdr/AALA202607315978.md): Sign · inoperative · Jul 30, 2026 · N994NN · Boeing 737823 · Emergency Lighting
  > AIRCRAFT WAS NOT GROUNDED: AFT SERVICE DOOR EXIT LIGHT INOP. MAINTENANCE REPLACED EMERGENCY EXIT SIGN BY R4 DOOR OPS CK NORMAL IAW AMM 33-51-01.
- [SDR AALA202508160939](https://openairdocs.org/sdr/AALA202508160939.md): Door · lack of lube · Aug 12, 2025 · N994NN · Boeing 737823 · Passenger/Crew Doors
  > AIRCRAFT WAS GROUNDED: FORWARD ENTRY DOOR CAN NOT BE OPENED BY AGENT WITHOUT HELP FROM INSIDE DOOR HANDLE. LUBRICATED L1 DOOR, PER AMM 52-11-00. OPERATIONAL CHECK GOOD.
- [SDR AALA202507163168](https://openairdocs.org/sdr/AALA202507163168.md): Sign · unsecure · Jul 11, 2025 · N994NN · Boeing 737823 · Emergency Lighting
  > AIRCRAFT WAS NOT GROUNDED: SEAT 32 THE EMERGENCY EXIT HOUSING FOR THE FLOOR LIGHTING HAS COME OFF EXPOSING THE THE WIRING. IT IS DANGLING ON THE WIRES. CHECKED AND RESECURED SEAT 32 HOUSING AS REQUIRED, OPERATIONAL CHECKED GOOD. PER 33-50-00.
- [SDR AALA202504252308](https://openairdocs.org/sdr/AALA202504252308.md): Door Latch · out of adjust · Apr 23, 2025 · N994NN · Boeing 737823 · Fixed Inner Doors
  > AIRCRAFT WAS NOT GROUNDED: THE FLIGHT ATTENDANTS ADVISE THAT A PASSENGER GOT STUCK IN LAVATORY-D AND BROKE THE LATCH ON THE DOOR TO GET OUT. INSPECTED DOOR CONFIRMED LATCH IS HARD TO OPEN. READJUST THE LAVATORY-D BI-FOLD DOOR LATCH, OPERTIONAL CHECK GOOD. PER
- [SDR AALA202504242308](https://openairdocs.org/sdr/AALA202504242308.md): Latch · broken · Apr 23, 2025 · N994NN · Boeing 737823 · Fixed Inner Doors
  > AIRCRAFT WAS NOT GROUNDED: THE FLIGHT ATTENDANTS ADVISE THAT A PASSENGER GOT STUCK IN LAVATORY-D AND BROKE THE LATCH ON THE DOOR TO GET OUT. INSPECTED DOOR CONFIRMED LATCH IS HARD TO OPEN. **SUPPLEMENTAL REPORT WILL BE SUBMITTED**(OPEN).
- [SDR AALA202504036443](https://openairdocs.org/sdr/AALA202504036443.md): Attach Angle · cracked · Apr 1, 2025 · N994NN · Boeing 737823 · Fuselage Main, Attach Fittings
  > AIRCRAFT IN BASE MAINTENANCE: CRACK IN WING CENTER SECTION REAR SPAR VAPOR BARRIER ATTACH ANGLE AT STA 663, LBL 10. REPAIRED ATTACH ANGLE PER SRM 57-10-10-2R-5.
- [SDR AALA202504031764](https://openairdocs.org/sdr/AALA202504031764.md): Attach Angle · cracked · Apr 1, 2025 · N994NN · Boeing 737823 · Fuselage Main, Attach Fittings
  > AIRCRAFT IN BASE MAINTENANCE: CRACK IN WING CENTER SECTION REAR SPAR VAPOR BARRIER ATTACH ANGLE AT STA 663, LBL 10. REPAIRED ATTACH ANGLE PER SRM 57-10-10-2R-5.
- [SDR AALA202504033915](https://openairdocs.org/sdr/AALA202504033915.md): Floorbeam · cracked · Apr 1, 2025 · N994NN · Boeing 737823 · Fuselage Main, Floor Beam
  > AIRCRAFT IN BASE MAINTENANCE: CRACK IN PASSENGER CABIN FLOOR SUPPORT BRACKET AT BS 540 FROM LBL 0 TO LBL 3. REPLACED FLOOR SUPPORT BRACKET PER SRM 51-40-02.
- [SDR AALA202504031071](https://openairdocs.org/sdr/AALA202504031071.md): Rib · worn · Apr 1, 2025 · N994NN · Boeing 737823 · Horizontal Stabilizer, Spar/Rib
  > AIRCRAFT IN BASE MAINTENANCE: WEAR TO RIGHT HAND HORIZONTAL STABILIZER RIB FITTING AT STABILIZER STA 195. REPLACED RIB FITING PER SRM 51-40-02-0G.
- [SDR AALA202503313870](https://openairdocs.org/sdr/AALA202503313870.md): Floorbeam · cracked · Mar 29, 2025 · N994NN · Boeing 737823 · Fuselage Main, Floor Beam
  > AIRCRAFT IN BASE MAINTENANCE: CRACK IN PASSENGER CABIN FLOOR SUPPORT BREAK ASSEMBLY PANEL AT BS 540, LBL 3. REPLACED BREAK ASSEMBLY PANEL PER SRM 51-40-02.
- [SDR AALA202504012627](https://openairdocs.org/sdr/AALA202504012627.md): Girt Bar · frayed · Mar 19, 2025 · N994NN · Boeing 737823 · Emergency Equipment
  > AIRCRAFT IN BASE MAINTENANCE: R1 CABIN DOOR ESCAPE SLIDE GIRT FRAYED. REMOVE AND REPLACED SLIDE PACK.
- [SDR AALA202504042964](https://openairdocs.org/sdr/AALA202504042964.md): Attach Angle · cracked · Mar 16, 2025 · N994NN · Boeing 737823 · Fuselage Main, Attach Fittings
  > AIRCRAFT IN BASE MAINTENANCE: LEFT HAND ECS BAY AFT BULKHEAD UPPER INBOARD ATTACHED ANGLE HAS EVIDENCE OF CRACKED. REPAIRED LEFT HAND ECS BAY AFT BULKHEAD UPPER INBOARD ATTACHED ANGLE. PER B737 SRM 57-10-10-2R- PROCEDURE 5.
- [SDR AALA202504043245](https://openairdocs.org/sdr/AALA202504043245.md): Attach Angle · cracked · Mar 16, 2025 · N994NN · Boeing 737823 · Fuselage Main, Attach Fittings
  > AIRCRAFT IN BASE MAINTENANCE: RIGHT HAND ECS AFT BULKHEAD INBOARD SIDE UPPER ATTACHED ANGLE CRACKED. REPAIRED RIGHT HAND ECS BAY AFT BULKHEAD UPPER INBOARD ATTACHED ANGLE. PER B737 SRM 57-10-10-2R- PROCEDURE 5.
- [SDR AALA202503284914](https://openairdocs.org/sdr/AALA202503284914.md): Skin Panel · worn · Mar 15, 2025 · N994NN · Boeing 737823 · Nacelle/Pylon, Plate/Skin
  > AIRCRAFT IN BASE MAINTENANCE: WEAR MARKS ALONG THE LEFT WING FIXED LEADING EDGE UPPER SKIN PANEL UPPER SURFACE, JUST INBOARD OF ENGINE STRUT. REMOVED AND REPLACED LEFT HAND WING FIXED LEADING EDGE UPPER SKIN ASSEMBLY INBOARD ENGINE NUMBER 1. PER B737 SRM 51-40
- [SDR AALA202503283815](https://openairdocs.org/sdr/AALA202503283815.md): Skin Panel · worn · Mar 15, 2025 · N994NN · Boeing 737823 · Wing, Plate/Skin
  > AIRCRAFT IN BASE MAINTENANCE: WEAR MARKS ALONG THE RIGHT WING FIXED LEADING EDGE UPPER SKIN PANEL UPPER SURFACE, JUST INBOARD OF ENGINE STRUT. REMOVED AND REPLACED RIGHT WING FIXED LEADING EDGE UPPER SKIN PANEL INBOARD ENGINE NUMBER 2 STRUT. PER B737 SRM 51-40
- [SDR AALA202504020238](https://openairdocs.org/sdr/AALA202504020238.md): Structure · cracked · Mar 13, 2025 · N994NN · Boeing 737823 · Elevator Structure
  > AIRCRAFT IN BASE MAINTENANCE: REMOVE AND REPLACE RIGHT HAND HORIZONTAL LOWER CHORD AT ELEVATOR STA 205.5. REMOVED AND REPLACED RIGHT HAND HORIZONTAL LOWER CHORD. PER B737-NG SRM 51-40-02.
- [SDR AALA202503077808](https://openairdocs.org/sdr/AALA202503077808.md): Unknown · odor · Mar 6, 2025 · N994NN · Boeing 737823 · Air Distribution System
  > AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT DIVERTED TO MCO DUE TO AN AIRCRAFT ELECTRICAL ODOR IN THE CABIN WHICH INCREASED IN INTENSITY AND SPREAD FROM ROW 20 TO THE AFT OF THE AIRCRAFT. THE AIRCRAFT LANDED SAFELY AT MCO AND TAXIED TO TH
- [SDR AALA202305095944](https://openairdocs.org/sdr/AALA202305095944.md): Girt Bar · unknown · May 6, 2023 · N994NN · Boeing 737823 · Emergency Equipment
  > AIRCRAFT NOT GROUNDED: FORWARD LEFT CABIN GIRT BAR LEFT SIDE CLIP NEEDS TO BE ADJUSTED. ADJUSTED L1 CABIN GIRT BAR HOLDER.
- [SDR AALA202303140634](https://openairdocs.org/sdr/AALA202303140634.md): Acm · odor · Mar 12, 2023 · N994NN · Boeing 737823 · Cabin Cooling System
  > AIRCRAFT WAS GROUNDED: A VERY STRONG SMELL ON TAKE OFF AND LANDING. REMOVED AND REPLACED LEFT PACK AIR CYCLE MACHINE.
- [SDR AALA202207111283](https://openairdocs.org/sdr/AALA202207111283.md): Fseu · faulty · Jul 7, 2022 · N994NN · Boeing 737 · Trailing Edge Flap Control System
  > AIRCRAFT WAS GROUNDED: WHEN SELECTING FLAPS TO 1 BOTH FLAPS JAMMED AT 0.5 DEGREES. FLIGHT DECLARED AN EMERGENCY; DIVERTED TO LIR LANDING SAFELY. **SUPPLEMENTAL REPORT FOR AALA202207081283: REPLACED FLAP / SLAT ELECTRONIC UNIT ASSEMLY (FSEU) PER AMM 27-81-00-70
- [SDR AALA202207081283](https://openairdocs.org/sdr/AALA202207081283.md): None · none · Jul 7, 2022 · N994NN · Boeing 737 · Trailing Edge Flap Control System
  > AIRCRAFT WAS GROUNDED: WHEN SELECTING FLAPS TO 1 BOTH FLAPS JAMMED AT 0.5 DEGREES. FLIGHT DECLARED AN EMERGENCY; DIVERTED TO LIR LANDING SAFELY. **SUPPLEMENTAL REPORT WILL BE SUBMITTED.** (OPEN)
- [SDR AALA202206280121](https://openairdocs.org/sdr/AALA202206280121.md): Support Angle · cracked · Jun 7, 2022 · N994NN · Boeing 737 · Fuselage Main, Structure
  > AIRCRAFT IN BASE MAINTENANCE: CRACK IN FORWARD PASSENGER CABIN FLOOR SUPPORT ANGLE LOCATED AT BS 540 AND RBL 3. REPLACED ANGLE PER SRM 51-40-02.
- [SDR AALA202203215365](https://openairdocs.org/sdr/AALA202203215365.md): None · loose · Mar 19, 2022 · N994NN · Boeing 737* · Lavatories
  > AIRCRAFT WAS NOT GROUNDED: AFT RIGHT LAVATORY DOOR HAS LOOSE SCREW IN DOOR JAM/TRIM THAT MAKES DOOR STICK CLOSED. RE-SECURED AFT DOOR TRIM SCREWS PER CMM 25-40-65.
- [SDR AALA202202280511](https://openairdocs.org/sdr/AALA202202280511.md): Lock · sticking · Feb 25, 2022 · N994NN · Boeing 737* · Fixed Inner Doors
  > AIRCRAFT WAS NOT GROUNDED: AFT RIGHT LAVATORY OUTSIDE LOCK HARD TO MOVE. REMOVED AND REPLACED AFT RIGHT LAVATORY DOOR LOCK PER CMM 25-40-65.
- [SDR AALA202109293321](https://openairdocs.org/sdr/AALA202109293321.md): Escape Rope · out of position · Sep 28, 2021 · N994NN · Boeing 737823 · Emergency Equipment
  > AIRCRAFT WAS NOT GROUNDED: RIGHT FORWARD OVERWING EXIT ESCAPE ROPE REQUIRES STOWING. STOWED ROPE PER AMM 52-22-51.
- [SDR AALA202105209009](https://openairdocs.org/sdr/AALA202105209009.md): Battery · inoperative · May 19, 2021 · N994NN · Boeing 737823 · Emergency Lighting
  > AIRCRAFT IN BASE MAINTENANCE: FORWARD OVER WING HATCH EMERGENCY EXIT LIGHT AT 16A IS INOPERATIVE. REPLACED BATTERY PACK M1694 AT SEAT 16A, OPERATIONS CHECK GOOD PER AMM 33-51-06.
- [SDR AALA202101179007](https://openairdocs.org/sdr/AALA202101179007.md): Girt Bar · bent · Jan 15, 2021 · N994NN · Boeing 737823 · Emergency Equipment
  > AIRCRAFT WAS NOT GROUNDED. DOOR 1R RIGHT SIDE GIRT BAR BRACKET IS BENT AND GIRT BAR FALLS OUT. ADJUSTED SLIDE GIRT BAR STORAGE BRACKET, PER AMM 25-66-01.
- [SDR AALA202101119017](https://openairdocs.org/sdr/AALA202101119017.md): Power Supply · defective · Jan 9, 2021 · N994NN · Boeing 737823 · Emergency Lighting
  > AIRCRAFT IN BASE MAINTENANCE. EMERGENCY LIGHT INOPERATIVE AT SEATS 26ABC THRU 33ABC. REPLACED POWER SUPPLY AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK, PER AMM 33-51-06-960-806.
- [SDR AALA202011099032](https://openairdocs.org/sdr/AALA202011099032.md): Girt Bar · stuck · Nov 7, 2020 · N994NN · Boeing 737823 · Emergency Equipment
  > AIRCRAFT WAS NOT GROUNDED. GIRT BAR STUCK IN RETAINING CLIP. FREED L1 DOOR GIRT BAR AND STOWED PROPERLY, PER AMM 25-66-01. GIRT BAR IS ABLE TO BE MOVED IN AND OUT OF RETAINERS EASILY.
- [SDR AALA2020083189016](https://openairdocs.org/sdr/AALA2020083189016.md): Slide · detached · Aug 26, 2020 · N994NN · Boeing 737823 · Escape Slide
  > AIRCRAFT WAS NOT GROUNDED: FORWARD SERVICE DOOR WILL NOT DISARM WITHOUT EXCESSIVE FORCE. FOUND TAIL OF SLIDE ASSEMBLY DETACHED FROM VELCRO ON PACK RETENTION FLAP. RESECURED VELCRO OPS CK GOOD PER AMM 25-66-01.
- [SDR AALA2020082549012](https://openairdocs.org/sdr/AALA2020082549012.md): Fmc · failed · Aug 22, 2020 · N994NN · Boeing 737823 · Flight Management Computing Hardware System
  > AIRCRAFT WAS GROUNDED: SHORTLY AFTER REACHING CRUISE AT FL320 BOTH FMCS SUDDENLY AND SIMULTANEOUSLY FAILED, BOTH NAV DISPLAYS BLANKED,AND THE AUTOPILOT)A)) DEFAULTED TO CWS IN BOTH PITCH AND ROLL AFTER 30 SECONDS BOTH FMCS RETURNED TO NORMAL OPERATION.
- [SDR AALA201908069003](https://openairdocs.org/sdr/AALA201908069003.md): Computer · malfunctioned · Aug 2, 2019 · N994NN · Boeing 737823 · Auto Throttle System
  > AIRCRAFT NOT GROUNDED: PILOT REPORTS ON TAKE OFF #1 N1 COMMANDED THE EQUIVALENT OF A MAX POWER BLEED OFF POWER SETTING. WHEN THE BLEED WAS ON AND REDUCED POWER SELECTED. MAINTENANCE TROUBLESHOT SYSTEM, SWAPPED FLIGHT CONTROL COMPUTER WITH NEW SERVICEABLE FLIGH
- [SDR AALA201907079020](https://openairdocs.org/sdr/AALA201907079020.md): Unknown · malfunctioned · Jul 6, 2019 · N994NN · Boeing 737823 · Central Display
  > AIRCRAFT NOT GROUNDED: PILOT REPORTS DURING CRUISE, BOTH FMC PROMPTS DISAPPEARED IN BOTH CDUS MAP DISPLAYS DISAPPEARED ON BOTH PFDS FOR ABOUT 1 MINUTE. THEN RETURNED TO NORMAL. MAINTENANCE ACCOMPLISHED FIM TASK 31-63-00-810-809. NO FAILURES IN CURRENT STATUS O
- [SDR AALA2018092769011](https://openairdocs.org/sdr/AALA2018092769011.md): Strap · missing · Sep 24, 2018 · N994NN · Boeing 737823 · Emergency Equipment
  > AFT MEGAPHONE MISSING A SHOULDER STRAP. REPLACED THE AFT MEGAPHONE IAW MM 25-64-00. OPS CHECKED GOOD.
- [SDR AALA2018082989027](https://openairdocs.org/sdr/AALA2018082989027.md): Rudder · vibration · Aug 24, 2018 · N994NN · Boeing 737823 · Rudder Control System
  > VIOLENT UNCOMMANDED YAW DURING TAKEOFF ROLL. MAINTENANCE ACCOMPLISHED AN EVALUATION, CONFIRMS EVENT, AND ACCOMPLISHED SATISFACTORY RUDDER SYSTEM TESTS IAW AMM 27-21-00.
- [SDR AALA201805299048](https://openairdocs.org/sdr/AALA201805299048.md): Sliding Window · defective · May 28, 2018 · N994NN · Boeing 737823 · Flight Compartment Windows
  > AIRCRAFT WAS NOT GROUNDED. LEFT HAND SLIDING WINDOW DIFFICULT TO CLOSE. REPLACED LEFT HAND COCKPIT WINDOW ASSEMBLY NR 2 PER AMM 56-12-11.
- [SDR AALA201803129034](https://openairdocs.org/sdr/AALA201803129034.md): Light · damaged · Mar 10, 2018 · N994NN · Boeing 737823 · Emergency Lighting
  > THE AIRCRAFT WAS NOT GROUNDED. EMERGENCY EXIT FLOOR ENTRY WAY FLOOD LIGHT HOUSING DAMAGED. REPLACED LIGHT ASSEMBLY EMERGENCY FLOOD PER AMM 33-51-01. OPERATIONS CHECK GOOD.
- [SDR AALA201801259007](https://openairdocs.org/sdr/AALA201801259007.md): Lens · unsecure · Jan 24, 2018 · N994NN · Boeing 737823 · Emergency Lighting
  > THE AIRCRAFT WAS NOT GROUNDED. EXIT LIGHT COVER IN F/C GALLEY NEAR CATERING DOOR 1R FELL OFF. SECURED LENS AT F/C GALLEY DOOR.
- [SDR AALA201801109014](https://openairdocs.org/sdr/AALA201801109014.md): Shroud · missing · Jan 7, 2018 · N994NN · Boeing 737823 · Emergency Lighting
  > AIRCRAFT WAS NOT GROUNDED. SEAT 9D EMERGENCY LIGHT SHROUD IS MISSING. REPLACED SEAT 9D LIGHT SHROUD PER MM 33-51-11.
- [SDR AALA201712269072](https://openairdocs.org/sdr/AALA201712269072.md): Sign · detached · Dec 23, 2017 · N994NN · Boeing 737823 · Emergency Lighting
  > AIRCRAFT WAS NOT GROUNDED. AFT LEFT EXIT EMERGENCY EXIT SIGN FELL OFF WALL. REPLACED EMERGENCY EXIT SIGN ASSEMBLY PER AMM 33-51-01.
- [SDR AALA201708289017](https://openairdocs.org/sdr/AALA201708289017.md): Slide · deformed · Aug 26, 2017 · N994NN · Boeing 737823 · Escape Slide
  > AIRCRAFT WAS NOT GROUNDED. FLIGHT ATTENDANT REPORTS L1 DOOR EMERGENCY EVACUATION SLIDE GIRT BAR IS DIFFICULT TO OPERATE AND EXCESS SLIDE IS SHOWING. REMOVED AND REPLACED SLIDE PACK AND COVER PER AMM 25-66-01. OPERATIONAL CHECK GOOD.
- [SDR AALA201708289013](https://openairdocs.org/sdr/AALA201708289013.md): Retainer · out of adjust · Aug 25, 2017 · N994NN · Boeing 737823 · Emergency Equipment
  > L1 DOOR EMERGENCY EVACUATION SLIDE IS DIFFICULT TO ARM. ADJUSTED GIRT BAR RETAINER IAW AMM 25-66-01. OPERATIONAL CHECKED GOOD.
- [SDR AALA201708259002](https://openairdocs.org/sdr/AALA201708259002.md): Slide · unsecure · Aug 24, 2017 · N994NN · Boeing 737823 · Escape Slide
  > AIRCRAFT WAS NOT GROUNDED. L1 DOOR EMERGENCY EVACUATION SLIDE FELL DOWN FROM BUSTLE. REMOVED AND REPLACED SLIDE PACK PER AMM 25-66-01 AND CARD 25-94-10. OPERATIONAL CHECK GOOD.
- [SDR AALA201708019032](https://openairdocs.org/sdr/AALA201708019032.md): Smoke Detector · false activation · Jul 31, 2017 · N994NN · Boeing 737823 · Smoke Detection
  > THE AIRCRAFT WAS NOT GROUNDED. AFT RIGHT HAND LAV MOMENTARILY ILLUMINATED SMOKE/MASTER CAUTION AND SIX PACKS OVERHEAD. THE WARNING WAS 3 SECONDS, WITH NO FUMES OR ODORS. ACCOMPLISHED VISUAL INSPECTION OF LAV AND OPS CHECKED SMOKE DETECTOR. NO ANOMALIES NOTE

## 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 = 'N994NN' AND registry_match = 'registration'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/aircraft/N994NN/reports

---
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