# Service difficulty reports: N996NN

A list on [N996NN](https://openairdocs.org/aircraft/N996NN.md).

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

- [SDR AALA202607072549](https://openairdocs.org/sdr/AALA202607072549.md): Indicator · faulted · Jul 3, 2026 · N996NN · Boeing 737823 · Rate of Climb Indicator
  > AIRCRAFT WAS GROUNDED: AIRCRAFT PRESSURIZATION ISSUE. CABIN ALTITUDE WAS STUCK AT 0 DURING CLIMB TO 10000 FT. HAD NO CABIN RATE OF CLIMB DURING THE CLIMB. OUTFLOW VALVE POSITION SHOWED SLIGHTLY OPEN BUT NEVER MOVED UNTIL MANUAL OPERATING IT TO FULL OPEN PRIOR
- [SDR AALA202607077246](https://openairdocs.org/sdr/AALA202607077246.md): Sensor · faulted · Jul 3, 2026 · N996NN · Boeing 737823 · Cabin Pressure Sensor
  > AIRCRAFT WAS GROUNDED: AIRCRAFT PRESSURIZATION ISSUE. CABIN ALTITUDE WAS STUCK AT 0 DURING CLIMB TO 10000 FT. HAD NO CABIN RATE OF CLIMB DURING THE CLIMB. OUTFLOW VALVE POSITION SHOWED SLIGHTLY OPEN BUT NEVER MOVED UNTIL MANUAL OPERATING IT TO FULL OPEN PRIOR
- [SDR AALA202510080272](https://openairdocs.org/sdr/AALA202510080272.md): Girt Bar · unsecure · Oct 7, 2025 · N996NN · Boeing 737823 · Emergency Equipment
  > AIRCRAFT WAS GROUNDED: FLIGHT ATTENDANT REPORTS FORWARD ENTRY DOOR IS NOT ARMING PROPERLY. RESTOWED GIRT BAR MATERIAL AND REMOVED AND REINSTALLED SLIDE PACK AND COVER. PER AMM 25-66-01.
- [SDR AALA202505199223](https://openairdocs.org/sdr/AALA202505199223.md): Mechanism · inoperative · May 17, 2025 · N996NN · Boeing 737823 · Emergency Equipment
  > AIRCRAFT IN BASE MAINTENANCE: L1 DOOR AND DISARM SNAP ARE INOPERATIVE. REPLACED L1 DOOR DISARM SNAP, OPERTIONAL CHECK SATISFACTORY. PER B737NG AMM 52-11-31.
- [SDR AALA202505191101](https://openairdocs.org/sdr/AALA202505191101.md): Lining Puck · out of adjust · May 13, 2025 · N996NN · Boeing 737823 · Emergency Equipment
  > AIRCRAFT IN BASE MAINTENANCE: RIGHT HAND EMERGENCY EXIT UPPER LINING NEED ADJUSTMENT. ADJUSTED RIGHT HAND EMERGENCY EXIT UPPER LINING TO THE CORRECTED POSITION. PER B737-NG AMM 25-21-20.
- [SDR AALA202505084688](https://openairdocs.org/sdr/AALA202505084688.md): Floorbeam · cracked · May 7, 2025 · N996NN · Boeing 737823 · Fuselage Main, Floor Beam
  > AIRCRAFT IN BASE MAINTENANCE: CRACK IN PASSENGER CABIN FLOOR SUPPORT BREAK ASSEMBLY PANEL AT STA 540, RBL 3. REPLACED BREAK ASSEMBLY PER SRM 51-40-02-0G.
- [SDR AALA202505080818](https://openairdocs.org/sdr/AALA202505080818.md): Floorbeam · cracked · May 7, 2025 · N996NN · Boeing 737823 · Fuselage Main, Floor Beam
  > AIRCRAFT IN BASE MAINTENANCE: CRACK IN PASSENGER CABIN FLOOR SUPPORT BREAK ASSEMBLY PANEL AT STA 540, LBL 3. REPLACED BREAK ASSEMBLY PER SRM 51-40-02-0G.
- [SDR AALA202504286626](https://openairdocs.org/sdr/AALA202504286626.md): Oil System · empty · Apr 25, 2025 · N996NN · Boeing 737823 · Turbine Engine Oil System
  > AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED DUE TO: NUMBER 1 ENGINE OIL QUANTITY DROPPED TO 0 IN FLIGHT; THEN OIL PRESSURE WENT TO 0; INFLIGHT SHUT DOWN COMPLETED. AIRCRAFT DIVERTED TO AND LANDED SAFELY AT MCO. REMOVED AND REPLACED LEFT ENGINE ASSEMBLYT,
- [SDR AALA202504075687](https://openairdocs.org/sdr/AALA202504075687.md): Roller · unsecure · Apr 4, 2025 · N996NN · Boeing 737823 · Fixed Inner Doors
  > AIRCRAFT WAS NOT GROUNDED: LAVATORY-D DOOR IS DIFFICULT TO OPEN AND CLOSE. RESECURED LAVATORY-D ROLLER ON TOP OF DOOR. OPERTIONAL CHECK GOOD. PER CMM 25-40-64.
- [SDR AALA202504024072](https://openairdocs.org/sdr/AALA202504024072.md): Landing Gear · malfunctioned · Apr 1, 2025 · N996NN · Boeing 737823 · Main Landing Gear
  > AIRCRAFT WAS NOT GROUNDED: SHUT DOWN ENGINE NUMBER 2 DURING TAXI IN. CAME TO A STOP PRIOR TO GATE TO WAIT FOR TAMPERS. ONCE IN PLACE, RELEASED PARKING BRAKE ANDAIRCRAFT WOULD NOT MOVE. ADVANCED THRUST TO 50 PERCENT AND NOTHING. STARTED THE NUMBER 1 ENGINE AND
- [SDR AALA202502193412](https://openairdocs.org/sdr/AALA202502193412.md): Valve · faulted · Feb 17, 2025 · N996NN · Boeing 737823 · Pneumatic Distribution System
  > AIRCRAFT WAS GROUNDED: LEFT DUCT 20 PSI LOWER IN DESCENT THAN RIGHT DUCT ACCOMPANY BY A STRONG SWEET ODOR DURING DESCENT. ACCOMPLISHED LEFT HAND ENG BLEED HEALTH CHECK, PER WORKCARD 08L40036001, REMOVED AND REPLACED LEFT HAND ENGINE HIGH STAGE VALVE REGULATOR
- [SDR AALA202502195695](https://openairdocs.org/sdr/AALA202502195695.md): Regulator Valve · faulty · Feb 17, 2025 · N996NN · Boeing 737823 · Pneumatic Distribution System
  > AIRCRAFT WAS GROUNDED: LEFT DUCT 20 PSI LOWER IN DESCENT THAN RIGHT DUCT ACCOMPANY BY A STRONG SWEET ODOR DURING DESCENT. ACCOMPLISHED LEFT HAND ENG BLEED HEALTH CHECK, PER WORKCARD 08L40036001, REMOVED AND REPLACED LEFT HAND ENGINE HIGH STAGE VALVE REGULATOR
- [SDR AALA202502133159](https://openairdocs.org/sdr/AALA202502133159.md): Connector · damaged · Jan 31, 2025 · N996NN · Boeing 737823 · Fuel System Wiring
  > AIRCRAFT WAS NOT GROUNDED: LEFT AFT FUEL PUMP LOW PRESSURE LIGHT CAME ON AFTER LANDING. LEFT AFT FUEL PUMP LOW PRESSURE LIGHT IS ILLUMINATED WHILE ON. REPEAT WRITE UP. **SUPPLEMENTAL REPORT FOR (AALA202502033159): FOUND CONNECTOR D05342J PIN 4 DAMAGED. REPLACE
- [SDR AALA202502033159](https://openairdocs.org/sdr/AALA202502033159.md): Pump · warning light · Jan 31, 2025 · N996NN · Boeing 737823 · Fuel Boost Pump
  > AIRCRAFT WAS NOT GROUNDED: LEFT AFT FUEL PUMP LOW PRESSURE LIGHT CAME ON AFTER LANDING. LEFT AFT FUEL PUMP LOW PRESSURE LIGHT IS ILLUMINATED WHILE ON. REPEAT WRITE UP. (OPEN).
- [SDR AALA202403183092](https://openairdocs.org/sdr/AALA202403183092.md): Girt Bar · loose · Mar 15, 2024 · N996NN · Boeing 737823 · Emergency Equipment
  > AIRCRAFT WAS NOT GROUNDED: RIGHT SIDE OF GIRT BAR FORWARD ENTRY DOOR IS LOOSE. MAINTENANCE SECURED GIRT BAR FWD ENTRY DOOR L1 IAW AMM 52-10-00.
- [SDR AALA202312299859](https://openairdocs.org/sdr/AALA202312299859.md): Handle · loose · Dec 28, 2023 · N996NN · Boeing 737823 · Fixed Inner Doors
  > AIRCRAFT WAS NOT GROUNDED: FIRST CLASS LAVATORY DOOR HANDLE LOOSE. SECURED FIRST CLASS LAVATORY DOOR HANDLE PER CMM 25-47-63.
- [SDR AALA202303223604](https://openairdocs.org/sdr/AALA202303223604.md): Circuit Breaker · broken · Mar 21, 2023 · N996NN · Boeing 737823 · Emergency Lighting
  > AIRCRAFT WAS GROUNDED: FOUND CABIN EMERGENCY LIGHTS CIRCUIT BREAKER BROKEN. P6-11 PANEL. REPLACED CIRCUIT BREAKER C1949 PER WDM.
- [SDR AALA202302249452](https://openairdocs.org/sdr/AALA202302249452.md): Lamp · inoperative · Feb 24, 2023 · N996NN · Boeing 737823 · Emergency Lighting
  > AIRCRAFT WAS NOT GROUNDED: FOUND RIGHT AFT DOOR EXTERIOR EMERGENCY LIGHT INOPERATIVE. REMOVED AND REPLACED RIGHT AFT DOOR EXTERIOR EMERGENCY LAMP.
- [SDR AALA202208047902](https://openairdocs.org/sdr/AALA202208047902.md): Beam · cracked · Jul 20, 2022 · N996NN · Boeing 737 · Wing Main, Frame Structure
  > AIRCRAFT IN BASE MAINTENANCE: ANGLE CRACKED 3 INCHES OUT BOARD OF KEEL BEAM STA 663 RIGHT SIDE. LOCATED AT 663 AND RIGHT BUTT LINE 9. INSTALLED SPLICER REPAIR PER SRM 57-10-10-2R.
- [SDR AALA202208025081](https://openairdocs.org/sdr/AALA202208025081.md): Attach Angle · cracked · Jul 20, 2022 · N996NN · Boeing 737 · Wing Miscellaneous Structure
  > AIRCRAFT IN BASE MAINTENANCE: CRACK IN WING CENTER SECTION REAR SPAR VAPOR CARRIER ATTACH ANGLE LOCATED AT BS 663, LBL 9. REPAIRED PER SRM 57-10-10-2R PROCEDURE 5.
- [SDR AALA202208025395](https://openairdocs.org/sdr/AALA202208025395.md): None · corroded · Jul 14, 2022 · N996NN · Boeing 737 · Fuselage Miscellaneous Structure
  > AIRCRAFT IN BASE MAINTENANCE: CORROSION FOUND ON TRANSITION PANEL LOCATED BETWEEN STA 500B AND 500C AND STR 26L. REMOVED AND REPLACED ENTIRE LENGTH OF LEFT TRANSITION PANEL PER SRM 51-40-02.
- [SDR AALA202208029435](https://openairdocs.org/sdr/AALA202208029435.md): None · corroded · Jul 14, 2022 · N996NN · Boeing 737 · Fuselage Miscellaneous Structure
  > AIRCRAFT IN BASE MAINTENANCE: CORROSION FOUND ON LEFT TRANSITION PANEL LOCATED AT STA 500I AND 26L. CORROSION WAS BLENDED OUT OF LIMITS. REMOVED AND REPLACED LEFT TRANSITION PANEL PER AARD 51-00-05-1.
- [SDR AALA202208023450](https://openairdocs.org/sdr/AALA202208023450.md): None · corroded · Jul 14, 2022 · N996NN · Boeing 737 · Fuselage Miscellaneous Structure
  > AIRCRAFT IN BASE MAINTENANCE: CORROSION ON FORWARD CARGO COMPARTMENT LEFT HAND TRANSITION PANEL LOCATED FROM BS 500D TO BS 500E, AT S26L. REPL.ACED TRANSITION PANEL PER AARD 51-00-05-1.
- [SDR AALA202208020439](https://openairdocs.org/sdr/AALA202208020439.md): None · corroded · Jul 14, 2022 · N996NN · Boeing 737 · Fuselage Miscellaneous Structure
  > AIRCRAFT IN BASE MAINTENANCE: CORROSION ON FORWARD CARGO COMPARTMENT LEFT HAND TRANSITION PANEL LOCATED FROM BS 500E TO BS 500F AT S26L. REPLACED TRANSITION PANEL PER AARD 51-00-05-1.
- [SDR AALA202204185097](https://openairdocs.org/sdr/AALA202204185097.md): Shroud · out of position · Apr 16, 2022 · N996NN · Boeing 737 · Emergency Lighting
  > AIRCRAFT WAS NOT GROUNDED: SEAT 9C HAS EMERGENCY EXIT LIGHTS HANGING WITH EXPOSED WIRES. REMOVED AND REPLACED THE EMERGENCY LIGHT SHROUD AT SEAT 9C. PER AMM 25-22-00.
- [SDR AALA202202225602](https://openairdocs.org/sdr/AALA202202225602.md): Housing · broken · Feb 21, 2022 · N996NN · Boeing 737* · Emergency Lighting
  > AIRCRAFT WAS NOT GROUNDED: SEAT 20C ESCAPE PATH LIGHT IS BROKEN. REPLACED HOUSING PER AMM 33-51-11.
- [SDR AALA202201218632](https://openairdocs.org/sdr/AALA202201218632.md): Light · detached · Jan 12, 2022 · N996NN · Boeing 737* · Emergency Lighting
  > AIRCRAFT WAS NOT GROUNDED: EMERGENCY EXIT PATH LIGHT DETACHED AT SEAT 25C. **SUPPLEMENTAL REPORT: REATTACHED LIGHT, OPS CHECK GOOD.** (CLOSED)
- [SDR AALA202201148632](https://openairdocs.org/sdr/AALA202201148632.md): None · none · Jan 12, 2022 · N996NN · Boeing 737* · Emergency Lighting
  > AIRCRAFT WAS NOT GROUNDED: EMERGENCY EXIT PATH LIGHT DETACHED AT SEAT 25C. **SUPPLEMENTAL REPORT WILL BE SUBMITTED.** (OPEN)
- [SDR AALA202110085194](https://openairdocs.org/sdr/AALA202110085194.md): Oven · odor · Oct 7, 2021 · N996NN · Boeing 737823 · Buffet/Galleys
  > AIRCRAFT WAS GROUNDED: FIRST CLASS OVEN NUMBER 2 HAS A STRONG ODOR INSIDE OVEN. REMOVED AND REPLACED FORWARD GALLEY NUMBER 2 OVEN PER AMM 25-32-03.
- [SDR AALA202109085145](https://openairdocs.org/sdr/AALA202109085145.md): Light · loose · Sep 6, 2021 · N996NN · Boeing 737823 · Emergency Lighting
  > AIRCRAFT WAS NOT GROUNDED: EMERGENCY LIGHT LOOSE AT SEAT 14C. REPLACED LIGHT ASSEMBLY WITH SERVICEABLE UNIT IAW CMM 25-23-67, OPS CHECK GOOD.
- [SDR AALA202108167174](https://openairdocs.org/sdr/AALA202108167174.md): Shroud · damaged · Aug 15, 2021 · N996NN · Boeing 737823 · Emergency Lighting
  > AIRCRAFT WAS NOT GROUNDED: EMERGENCY EXIT LIGHT SHROUD DAMAGED AT SEAT 25C. SECURED LIGHT SHROUD, OPS CHECK GOOD.
- [SDR AALA202107075301](https://openairdocs.org/sdr/AALA202107075301.md): Access Door · missing · Jul 4, 2021 · N996NN · Boeing 737823 · APU Cowling/Containment
  > AIRCRAFT WAS GROUNDED: AT CRUISE ALTITUDE APU DETECTION INOPERATIVE LIGHT ILLUMINATED INTERMITTENTLY FOLLOWED BY APU FIRE LIGHT / BELL. FOUND APU INLET DUCT ACCESS DOOR COVER ON TOP OF FIRE LOOP. RE-INSTALLED DOOR COVER PER CMM 49-26-93 (AALA202107065301). REP
- [SDR AALA202010119007](https://openairdocs.org/sdr/AALA202010119007.md): Smoke Detector · false indication · Oct 9, 2020 · N996NN · Boeing 737823 · Smoke Detection
  > AIRCRAFT WAS GROUNDED. AT CRUISE, FORWARD LAVATORY SMOKE LIGHT ILLUMINATED AND ORAL ALARM ACTUATED FOR APPROXIMATELY 5 SECONDS, THEN CEASED. NO SIGNS OF SMOKE OR FIRE IN THE LAVATORY. PERFORMED LAVATORY SMOKE DETECTION SELF TEST, REF AMM 26-14-00, NO DEFECT
- [SDR AALA202009189006](https://openairdocs.org/sdr/AALA202009189006.md): Cover · broken · Sep 17, 2020 · N996NN · Boeing 737823 · Emergency Lighting
  > AIRCRAFT NOT GROUNDED, COVER BROKEN, FORWARD GALLEY EMERGENCY LIGHT. REPLACED LIGHT COVER, R1 EMERGENCY EXIT LIGHT. OPERATIONAL CHECK GOOD.
- [SDR AALA2020033089001](https://openairdocs.org/sdr/AALA2020033089001.md): Windshield · delaminated · Mar 27, 2020 · N996NN · Boeing 737823 · Flight Compartment Windows
  > AIRCRAFT WAS GROUNDED: CAPTAINS L1 WINDSHIELD BOTTOM LEFT CORNER SHOWING EVIDENCE OF DELAMINATION, BULGING AND DISCOLORING. REPLACED WINDSHIELD PER TASK CARD 56-94-03.
- [SDR AALA2018072769008](https://openairdocs.org/sdr/AALA2018072769008.md): Start Valve · faulted · Jul 24, 2018 · N996NN · Boeing 737823 · Engine Start Valves/Controls
  > DURING CRUISE, FL380, THE LT ENGINE OIL INDICATED ZERO, FOLLOWED BY LOW OIL PRESSURE. CONDUCTED A PRECAUTIONARY SHUTDOWN OF THE ENGINE IAW QRH. SINGLE ENGINE TIME 42 MINUTES. THE ACFT WAS GROUNDED. REPLACED STARTER VALVE IAW AMM 80-11-03-402, REPLACED TH
- [SDR AALA2018072769007](https://openairdocs.org/sdr/AALA2018072769007.md): Starter · faulted · Jul 24, 2018 · N996NN · Boeing 737823 · Engine Starter
  > DURING CRUISE, FL380, THE LEFT ENGINE OIL INDICATED ZERO, FOLLOWED BY LOW OIL PRESSURE. CONDUCTED A PRECAUTIONARY SHUTDOWN OF THE ENGINE IAW QRH. SINGLE ENGINE TIME WAS 42 MINUTES. AN EMERGENCY WAS DECLARED, THE AIRCRAFT WAS GROUNDED. REPLACED THE STARTER
- [SDR AALA2018072769002](https://openairdocs.org/sdr/AALA2018072769002.md): Adapter · faulty · Jul 24, 2018 · N996NN · Boeing 737823 · Engine Starter
  > AT CRUISE, FL380, THE LEFT ENGINE OIL INDICATED ZERO, FOLLOWED BY LOW OIL PRESSURE. CONDUCTED A PRECAUTIONARY SHUTDOWN OF THE ENGINE IAW QRH. SINGLE ENGINE TIME WAS 42 MINUTES. DECLARED AN EMERGENCY. THE AIRCRAFT WAS GROUNDED. REPLACED STARTER VALVE IAW AMM
- [SDR AALA20180114001](https://openairdocs.org/sdr/AALA20180114001.md): Sign · broken · Jan 12, 2018 · N996NN · Boeing 737823 · Emergency Lighting
  > AIRCRAFT WAS NOT GROUNDED: FORWARD RIGHT DOOR, EXIT SIGN FELL OFF LOWER LIGHT SIGN. MAINTENANCE REPLACED EXIT SIGN LIGHT ASSEMBLY PER AMM 33-51-01 AND PERFORMED SATISFACTORY OPERATIONAL CHECK.
- [SDR AALA201710169050](https://openairdocs.org/sdr/AALA201710169050.md): Lens · broken · Oct 15, 2017 · N996NN · Boeing 737823 · Emergency Lighting
  > EMERGENCY EXIT SIGN BY THE R2 DOOR HAS A BROKEN LENS. REMOVED AND REPLACED THE SIGN ASSEMBLY IAW AMM 33-51-01. OPS CHECKED GOOD.
- [SDR AALA201707109052](https://openairdocs.org/sdr/AALA201707109052.md): Light · damaged · Jul 7, 2017 · N996NN · Boeing 737823 · Emergency Lighting
  > EMERGENCY EXIT LIGHT AT THE R2 DOOR IS DAMAGED. REMOVED AND REPLACED THE LIGHT ASSEMBLY IAW AMM 33-51-01. OPS CHECKED GOOD.
- [SDR AALA20161118004](https://openairdocs.org/sdr/AALA20161118004.md): Lens · broken · Nov 17, 2016 · N996NN · Boeing 737823 · Emergency Lighting
  > L2 DOOR EMERGENCY EXIT IDENTIFIER MISSING LENS DUE TO BROKEN TABS. REMOVED AND REPLACED IDENTIFIER ASSEMBLY AND ACCOMPLISHED SATISFACTORY OPERATIONAL CHECK IAW 33-51-01.
- [SDR AALA20160921003](https://openairdocs.org/sdr/AALA20160921003.md): Flap System · malfunctioned · Sep 18, 2016 · N996NN · Boeing 737823 · Trailing Edge Flap Control System
  > DURING CONFIGURING FOR LANDING FLAP INDICATION SHOWED SPILT FLAPS LEFT FLAP 7 DEGREES RIGHT 9 DEGREES. FLAPS WERE SELECTED TO 15 BUT NEVER EXTENDED BEYOND LEFT 7 AND RIGHT 9. LANDED PER QRH AT FLAPS 5 DEGREES ON HANDLE. EMERGENCY DECLARED. AIRCRAFT WAS GROUNDE

## 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 = 'N996NN' AND registry_match = 'registration'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/aircraft/N996NN/reports

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