# Service difficulty reports: N516AS

A list on [N516AS](https://openairdocs.org/aircraft/N516AS.md).

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

Page 1 of 8 · 400 reports

- [SDR ASAA2026040665482](https://openairdocs.org/sdr/ASAA2026040665482.md): Skin · cracked · Apr 6, 2026 · N516AS · Boeing 737890 · Horizontal Stabilizer, Plate/Skin
  > RIGHT HORIZONTAL STAB LOWER SKIN IS CRACKED AT THE I/B SIDE OF RIB # 10 STA166.30 INLINE WITH THE DRAIN HOLE.262A001. GROUNDED - YES. REPAIRED RIGHT HORIZONTAL STAB LOWER SKIN IAW B737-800 SRM 55-10-01-2R-11.
- [SDR ASAA2026020964238](https://openairdocs.org/sdr/ASAA2026020964238.md): Power Supply · inoperative · Feb 9, 2026 · N516AS · Boeing 737890 · Emergency Lighting
  > EMERGENCY LIGHTS IN CABIN FAIL OPS CHECK. GROUNDED - YES. REMOVED AND REPLACED SERVICEABLE EMERGENCY BATTERIES AND CHARGERS FWD GALLEY RIGHT, AFT GALLEY RIGHT, SEAT 7 R/H AND SEAT 23 R/H, OP CHECKS IAW B737-800 AMM 33-51-06-960-805 STEPS 4.E.1-7 AND 33-51-05-9
- [SDR ASAA2025030356383](https://openairdocs.org/sdr/ASAA2025030356383.md): Sign · detached · Mar 3, 2025 · N516AS · Boeing 737890 · Emergency Lighting
  > EXIT SIGN FELL OFF NEAR L1 DOOR. GROUNDED - YES. REMOVED AND REPLACED LIGHT ASSY L1187 REF WDM 33-51-21-10 AND AMM 33-51-01. ONE MIG-51A TAG INSTALLED AND REMOVED. OPERATIONAL CHECK PASS. PLT DEFERRAL FOR EXIT SIGN AT L1 DOOR CLEARED. SEAMC NOTIFIED.
- [SDR ASAA2024120354290](https://openairdocs.org/sdr/ASAA2024120354290.md): Light · inoperative · Dec 3, 2024 · N516AS · Boeing 737890 · Emergency Lighting
  > R2 DOOR EMERGENCY EXIT LIGHT INOP. GROUNDED - YES. REMOVED AND REPLACED R2 DOOR EMER EXIT LIGHT IAW B737-800 AMM 33-51-04 OPS CHECK GOOD.
- [SDR ASAA2024111654093](https://openairdocs.org/sdr/ASAA2024111654093.md): Power Supply · inoperative · Nov 16, 2024 · N516AS · Boeing 737890 · Emergency Lighting
  > DURING AVIONICS POST CHECKS FOUND SEVERAL INTERIOR AND EXTERIOR EMER LIGHTS INOP. GROUNDED - YES. REMOVED AND REPLACED EMERGENCY LIGHT BATTERY ASSEMBLY OP CHK GOOD IAW B737-800 AMM 33-51-06-960-805. (S/N 43708)
- [SDR ASAA2024102454092](https://openairdocs.org/sdr/ASAA2024102454092.md): Transition Panel · corroded · Oct 24, 2024 · N516AS · Boeing 737890 · Fuselage Miscellaneous Structure
  > FWD PIT TRANSITION R/H SIDE IS CORRODED FROM STA 500D TO 500I. GROUNDED - YES. REMOVED DAMAGE, FOUND OUT OF LIMITS REPLACED TRANSITION IN FWD PIT R/H SIDE IAW B737-800 SRM 53-00-53-2R-5.W= 1" O=.040" R=.033" L=.5" D=.007".
- [SDR ASAA2024102454091](https://openairdocs.org/sdr/ASAA2024102454091.md): Transition Panel · corroded · Oct 24, 2024 · N516AS · Boeing 737890 · Fuselage Miscellaneous Structure
  > FWD PIT TRANSTION L/H SIDE HAS CORROSION FROM STA 500D TO 500I. GROUNDED - YES. REMOVED DAMAGE FOUND OUT LIMITS. REPLACED FWD PIT TRANSITION L/H SIDE FROM STA 500D TO 500 I IAW B737-800 SRM 53-00-53-2R-5.W= 1.2 O= 0.40 R= 0.35 L;= 0.6 D= 0.005.
- [SDR ASAA2024102454017](https://openairdocs.org/sdr/ASAA2024102454017.md): Transition Panel · corroded · Oct 24, 2024 · N516AS · Boeing 737890 · Fuselage Miscellaneous Structure
  > AFT PIT R/H TRANSITION PANEL HAS CORROSION FROM STA 767 TO STA 727. GROUNDED - YES. REMOVED DAMAGE FOUND OUT LIMITS. REMOVED AND REPLACED AFT PIT R/H TRANSITION PANEL FROM STA 767 TO STA 727 IAW B737-800 SRM 51-40-02-0G-0W= 1.2 O=.04 R=.035 L= 5 D=.005.
- [SDR ASAA2024102454016](https://openairdocs.org/sdr/ASAA2024102454016.md): Shield · corroded · Oct 24, 2024 · N516AS · Boeing 737890 · Fuselage Miscellaneous Structure
  > AFT PIT CARGO DOOR FWD SHIELD CORRODED. GROUNDED - YES. REMOVED AND REPLACED AFT PIT CARGO DOOR FWD SHIELD IAW B737-800 SRM 51-40-02-0G-0. W= 1" O= 0.50" R= 0" L= 3" D= 0.50".
- [SDR ASAA2024102454015](https://openairdocs.org/sdr/ASAA2024102454015.md): Web · corroded · Oct 24, 2024 · N516AS · Boeing 737890 · Fuselage Miscellaneous Structure
  > AFT PIT CARGO DOOR SILL WEB CORRODED. GROUNDED - YES. REMOVED DAMAGE FROM THE AFT PIT CAROG DOO SILL WEB AND WEB WAS FOUND TO BE OUT OF LIMITS IAW B737-800 SRM 53-60-15-1A-1. RECIEVED NEW SERVICEABLE SILL WEB AND INSTALLED IAW B737-800 SRM 51-40-02-0G-0.W= 3/4
- [SDR ASAA2024102454014](https://openairdocs.org/sdr/ASAA2024102454014.md): Transition Panel · corroded · Oct 24, 2024 · N516AS · Boeing 737890 · Fuselage Miscellaneous Structure
  > AFT PIT L/H TRANSITION PANELS HAS CORROSION FROM STA 807 TO STA 727A. GROUNDED - YES. REMOVED CORROSION FROM AFT CARGO PIT L/H TRANSITION PANEL AND PANEL WAS FOUND TO BE OUT OF LIMITS IAW B737-800 SRM 53-00-53-1A-2. FABRICATED NEW TRANSITION PANEL AND INSTALLE
- [SDR ASAA2024102454013](https://openairdocs.org/sdr/ASAA2024102454013.md): Baffle · corroded · Oct 24, 2024 · N516AS · Boeing 737890 · Fuselage Miscellaneous Structure
  > AFT PIT L/H FWD BAFFLE AT STA 727A HAS CORROSION O NLOWER AFT CORNER. GROUNDED - YES. REMOVED & REPLACED AFT PIT L/H FWD BAFFLE AT STA 727A IAW B737-800 SRM 51-40-02-0G-0W= 1" O=.032 R=.028 L= 1 1/2" D=.004.
- [SDR ASAA2024102454012](https://openairdocs.org/sdr/ASAA2024102454012.md): Cargo Track · cracked · Oct 24, 2024 · N516AS · Boeing 737890 · Fuselage, Seat/Cargo Attach Fittings
  > AFT PIT R/H CARGO TRACK HAS CRACKS AT STA 727C, 727G, 727H, 727I, AND 747. GROUNDED - YES. REMOVED DAMAGED CARGO TRACK FROM STA 727A TO STA 747 AND REPLACED WIT NEW IAW B737-800 SRM 53-00-53-2R-3.
- [SDR ASAA2024052749890](https://openairdocs.org/sdr/ASAA2024052749890.md): Lens · detached · May 27, 2024 · N516AS · Boeing 737890 · Emergency Lighting
  > EMERGENCY EXIT SIGN COVER FELL OFF A/C RIGHT NEAR OVERWING EXIT SEAT ROW 16DEF. GROUNDED - YES. INSTALLED NEW COVER ON EMERGENCY LIGHT ASSY AT ROW 16DEF REFER AMM 33-51-01 OPS CHECK GOOD.
- [SDR ASAA2024040548985](https://openairdocs.org/sdr/ASAA2024040548985.md): Skin · dented · Apr 5, 2024 · N516AS · Boeing 737890 · Fuselage Main, Plate/Skin
  > FOUND DENT ON R/H SIDE OF FUS. AT STA 905 +9" 3" BELOW STR 17R GOUGE IN CENTER OF DENT. GROUNDED - YES. (RESOLVED ON W/O: 1996489 TASKCARD: N/R-00001) DENT ON R/H SIDE OF FUSELAGE AT STA 905+9" 3" BELOW STR 17R REPAIRED IAW EA 800-53EA-26862. THIS IS A CATEGO
- [SDR ASAA2024032848695](https://openairdocs.org/sdr/ASAA2024032848695.md): Battery Pack · inoperative · Mar 28, 2024 · N516AS · Boeing 737890 · Emergency Lighting
  > DURING OVERNIGHT CHECKS FOUND EMERGENCY LIGHTS INOP BY L1 DOOR. GROUNDED - YES. REMOVED AND REPLACED EMERGENCY LIGHT BATTERY PACK REF AMM 33-51-06. OPS CHECK GOOD.
- [SDR ASAA2024031948519](https://openairdocs.org/sdr/ASAA2024031948519.md): Sign · dislodged · Mar 19, 2024 · N516AS · Boeing 737890 · Emergency Lighting
  > EXIT ROW EXIT SIGN DISLODGED. GROUNDED - YES. SECURED EXIT ROW SIGN CENTER CABIN AMM 25-60-00.
- [SDR ASAA2023091446056](https://openairdocs.org/sdr/ASAA2023091446056.md): Unknown · unknown · Sep 14, 2023 · N516AS · Boeing 737890 · Hydraulic System, Main
  > #2 ENGINE HYDRAULIC PUMP LEAKING. GROUNDED - YES. ON DEFERRAL.
- [SDR ASAA2023082146053](https://openairdocs.org/sdr/ASAA2023082146053.md): Unknown · unknown · Aug 21, 2023 · N516AS · Boeing 737890 · Battery/Charger System
  > A/C MAIN BATTERIES DISCONNECTED. GROUNDED - YES. ON DEFERRAL.
- [SDR ASAA2023082144680](https://openairdocs.org/sdr/ASAA2023082144680.md): Unknown · unknown · Aug 21, 2023 · N516AS · Boeing 737890 · Standard Practices/Structures
  > AFTER TOUCHDOWN AIRCRAFT LISTED TO THE LEFT STOPPED AIRCRAFT AFTER CLEARING RUNWAY. GROUNDED - YES. ON DEFERRAL.
- [SDR ASAA2023082044704](https://openairdocs.org/sdr/ASAA2023082044704.md): Unknown · unknown · Aug 20, 2023 · N516AS · Boeing 737890 · Autopilot System
  > SPEED TRIM FAIL LIGHT ILLUMINATED DOES NOT EXTINGUISH WITH MASTER CAUTION. GROUNDED - YES. REALIGNMENT FROM FMC CDU AIR DATA INERTIAL REFERENCE SYSTEM AND VERIFIED SPEED TRIM FAI; LIGHT EXTINGUISHED AS PER AMM 34-21-00-820-801 AND FIM 22-11 TASK 849.
- [SDR ASAA2023080744480](https://openairdocs.org/sdr/ASAA2023080744480.md): Switch · failed · Aug 7, 2023 · N516AS · Boeing 737890 · Passenger Compartment Equipment
  > F/A'S REPORTED ELECTRICAL SMELL IN THE MAIN CABIN AS WELL AS THE F/A CALL LTS FLICKERING. CALL LIGHTS WENT OUT UPON LANDING. PHASE OF FLIGHT WAS 7000' ON CLIMBOUT FROM PDX. GROUNDED - YES. ISOLATED TO PIECE OF STAINLESS CLAMP (FOD) STUCK INSIDE PSU SWITCH MODU
- [SDR ASAA2023071744070](https://openairdocs.org/sdr/ASAA2023071744070.md): Modulating Valve · faulty · Jul 17, 2023 · N516AS · Boeing 737890 · Cabin Cooling System
  > RIGHT PACK LIGHT ILLUMINATED, WILL NOT RESET, SUPPLY DUCT TEMP 100. GROUNDED - YES. VERIFIED ALL C/B'S ASSOCIATED WITH RIGHT PACK SYSTEM ALL CLOSED. PERFORMED BITE TEST FOR ZONE TEMP CONT 2 FOUND TCV FAULT AS PER AMM TASK 21-61-00-700-806-002. 60047 07/17/2023
- [SDR ASAA2023062143655](https://openairdocs.org/sdr/ASAA2023062143655.md): Lamp · inoperative · Jun 21, 2023 · N516AS · Boeing 737890 · Emergency Lighting
  > EMERGENCY EXIT LIGHT ABOVE ROW 27 IS INOP. GROUNDED - YES. EMERGENCY EXIT LIGHT RELAMP AT ROW 27 AND OPS CHECK NORMAL REF B737-800 AMM 33-51-03.
- [SDR ASAA2023052643376](https://openairdocs.org/sdr/ASAA2023052643376.md): Unknown · unknown · May 26, 2023 · N516AS · Boeing 737890 · Emergency Lighting
  > AFT CABIN EMERGENCY LT LENS MISSING NEXT TO LAV D. GROUNDED - YES. INSTALLED AFT CABIN EMERGENCY LT LENS REF CMM 25-40-24.
- [SDR ASAA2023051443232](https://openairdocs.org/sdr/ASAA2023051443232.md): Bleed Valve · faulty · May 14, 2023 · N516AS · Boeing 737890 · Compressor Bleed Valve
  > L/H DUCT PRESSURE SHOWING 18 PSI WITH ALL BLEEDS CLOSED, APU OFF AND ISOLATION VALVE CLOSED, BLEED VALVE SWITCH WILL NOT SHUT OFF AIR ON #1 ENG. GROUNDED - YES. REMOVED #1 ENG PRSOV AND REPLACED WITH NEW PRSOV REF B737-800 AMM 36-11-04.RAN #1 ENG, TURNED APU A
- [SDR ASAA2023042242966](https://openairdocs.org/sdr/ASAA2023042242966.md): Unknown · unknown · Apr 22, 2023 · N516AS · Boeing 737890 · Ice/Rain Protection System
  > ENG #2 ANTI-ICE VALVE LIGHT (BLUE) ON W/ ANTI ICE SWITCH OFF. AMBER TAI LIGHT ON. RAN QRH. PULLED THRUST LEVER BACK < 80% N2, LIGHTS WENT OUT. GROUNDED - YES. PERFORMED B737-800 FIM 30-21 TASK 804. FOUND TO BE INTERMITTENT FAULT. TESTED OK.
- [SDR ASAA2023042042963](https://openairdocs.org/sdr/ASAA2023042042963.md): Processing Unit · faulty · Apr 20, 2023 · N516AS · Boeing 737890 · Fuel Indicating System
  > OGG TO SJC DURING CRUISE WITH CENTER TANK FUEL LEFT MAIN TANK DROPPED TO ABOUT 400LBS THAN THE RIGHT TANK FUEL FLOW WAS SLIGHTLY HIGHER ON THE # 1 ENGINE VS THE # 2 ENGINE. GROUNDED - YES. FQIS BITE PASSES BUT SYSTEM HAS HISTORY AND FAULT HISTORY SHOWS PROCESS
- [SDR ASAA2023041642883](https://openairdocs.org/sdr/ASAA2023041642883.md): Unknown · unknown · Apr 16, 2023 · N516AS · Boeing 737890 · Fuel Indicating System
  > LEFT FUEL TANK BLANKED MOMENTARILY; LEFT FUEL QUANTITIES VARIES BETWEEN 300-500 LBS LOW IN CRUISE. GROUNDED - YES. PERFORMED FQIS BITE PROCEDURE PER B737-800 FIM 28-41 TASK 801. NO CURRENT FAULT FOUND IN FLIGHT FAULTS/ FAULT HISTORY ON LEG 03 PROCESSOR FAILED.
- [SDR ASAA2023033142705](https://openairdocs.org/sdr/ASAA2023033142705.md): Start Valve · faulty · Mar 31, 2023 · N516AS · Boeing 737890 · Engine Start Valves/Controls
  > UNABLE TO START ENGINE #1. NO N2 ROTATION. GOOD LEFT DUCT PRESSURE. GROUNDED - YES. REMOVED + REPLACED #1 ENG START VALVE REF B737-800 AMM 80-11-03.
- [SDR ASAA2023032242456](https://openairdocs.org/sdr/ASAA2023032242456.md): Unknown · unknown · Mar 22, 2023 · N516AS · Boeing 737890 · HF Communications System
  > SATCOM LOCKUP GROUNDED - YES. ACCOMPLISHED SATCOM LOCKUP PROCEDURE FROM ASA QRH.
- [SDR ASAA2023032142455](https://openairdocs.org/sdr/ASAA2023032142455.md): Control Panel · faulty · Mar 21, 2023 · N516AS · Boeing 737890 · Autopilot System
  > A/P A DOES NOT ENGAGE. A/P B OPERATES NORMAL. GROUNDED - YES. REMOVED AND REPLACED MCP REF B737-800 AMM 22-11-34.
- [SDR ASAA2023031942431](https://openairdocs.org/sdr/ASAA2023031942431.md): Unknown · unknown · Mar 19, 2023 · N516AS · Boeing 737890 · Air Intake Anti/De-Ice System
  > LEFT ENGINE ANTI-ICE VERY SLOW TO CLOSE. GROUNDED - YES. LEFT HAND ENG ANTI-ICE VALVE OPS CHECKED NORMAL AND OPERATED WITHIN ACCEPTABLE TIME PERIOD REF B737-800 FIM 30-21 TASK 803 AND B737-800 AMM 30-21-11.
- [SDR ASAA2023022842119](https://openairdocs.org/sdr/ASAA2023022842119.md): Idg · failed · Feb 28, 2023 · N516AS · Boeing 737890 · Alternator-Generator Drive
  > AFTER START GEN 2 WOULD NOT CONNECT TO TRANSFER BUS. GROUNDED - YES. REMOVED AND REPLACED #2 ENG IDG REF B737-800 AMM 24-11-11.
- [SDR ASAA2023022342087](https://openairdocs.org/sdr/ASAA2023022342087.md): Igniter · faulty · Feb 23, 2023 · N516AS · Boeing 737890 · Ignition Harness (Distribution)
  > #1 ENGINE WOULD NOT START WITH IGN 1, BUT STARTED NORMALLY WITH IGN 2. GROUNDED - YES. REMOVED AND REPLACED #1 ENGINE LEFT AND RIGHT IGNITER PLUGS REF ASA T/C N8474000.
- [SDR ASAA2023021942027](https://openairdocs.org/sdr/ASAA2023021942027.md): Igniter · inoperative · Feb 19, 2023 · N516AS · Boeing 737890 · Ignition Harness (Distribution)
  > ENG #1 DID NOT START WITH L IGN. GROUNDED - YES. REMOVED AND REPLACED LH IGNITER PER B737-800 AMM 74-21-02 OPS CHECK OK.
- [SDR ASAA2023020741868](https://openairdocs.org/sdr/ASAA2023020741868.md): Unknown · unknown · Feb 7, 2023 · N516AS · Boeing 737890 · Cabin Temperature Control System
  > CONT CAB ZONE TEMP LT ILLUMINATES ON RECALL, RESETS W/ MC RESET. GROUNDED - YES. PERFORMED BITE OF PACK TEMP CONTROL. REF B737-800 FIM 21-62 TASK 801. R FLT DECK TRIM VALVE FAULT PRESENT. PERFORMED INITIAL EVALUATION OF FIM 21-62 TASK 832. FAULT CLEARED.
- [SDR ASAA2023020741859](https://openairdocs.org/sdr/ASAA2023020741859.md): Idg · leaking · Feb 7, 2023 · N516AS · Boeing 737890 · Alternator-Generator Drive
  > FOLLOW-UP TO #1 IDG FREQUENT SERVICING, ACCOMPLISHED STATIC LEAK TEST REF B737-800 AMM 24-11-00-700-801. FOUND LEAK COMING FROM VALVE CAP (REF CMM FOR IDG, ITEM 160). GROUNDED - YES. REMOVED AND REPLACED #1 IDG, REF B737-800 AMM 24-11-11/401.
- [SDR ASAA2023020141840](https://openairdocs.org/sdr/ASAA2023020141840.md): Eec · faulty · Feb 1, 2023 · N516AS · Boeing 737890 · Fuel Controlling System
  > PER T/C 78273000 MSG # 79-21092 #2 ENG THE ENGINE OIL PRESSURE SIGNAL (PEO) IS OUT OF RANGE SHORT TIME FAULT. GROUNDED - YES. PERFORMED WIRE CHECKS TO ENGINE OIL PRESSURE TRANSMITTER FROM DP0808 PINS A, -A, B, B-AND C- PER B737-800 WDM 79-32-11 PAGE 101. NO DE
- [SDR ASAA2023020141839](https://openairdocs.org/sdr/ASAA2023020141839.md): Eec · faulty · Feb 1, 2023 · N516AS · Boeing 737890 · Fuel Controlling System
  > MSG # 78-21542 #2 ENG EACH REVERSER SLEEVE HAS ONE POSITION SIGNAL OUT OF RANGE(SHORT TIME FAULT). GROUNDED - YES. PERFORMED WIRE CHECKS TO LVDT FROM DP0404 PINS AA,GG,E- AND,F- PER B737-800 WDM 78-35-21 PAGE 101. NO DEFECTS NOTED AND DOES NOT SHORT TO GROUND.
- [SDR ASAA2023020141837](https://openairdocs.org/sdr/ASAA2023020141837.md): Eec · faulty · Feb 1, 2023 · N516AS · Boeing 737890 · Fuel Controlling System
  > MSG # 75-20362 (ECONOMIC FAULT) #2 ENGTHE HPTACC POSITION SIGNAL IS OUT OF RANGE. GROUNDED - YES. PERFORMED WIRE CHECKS TO HPTACC PRESSURE TRANSDUCER FROM DP1010 PINS Y & F PER B737-800 WDM 75-31-21 PAGE 102. NO DEFECTS NOTED AND DOES NOT SHORT TO GROUND. DUE
- [SDR ASAA2023020141836](https://openairdocs.org/sdr/ASAA2023020141836.md): Eec · faulty · Feb 1, 2023 · N516AS · Boeing 737890 · Fuel Controlling System
  > MSG # 75-20442 (LONG TIME FAULT) #2 ENG THE VBV POSITION SIGNAL IS OUT OF RANGE. GROUNDED - YES. PERFORMED WIRE CHECKS TO VBV POSITION TRANSDUCER FROM DP1010 PINS S & N- PER B737-800 WDM 75-31-22 PAGE 101. NO DEFECTS NOTED AND DOES NOT SHORT TO GROUND. DUE TO
- [SDR ASAA2023012341619](https://openairdocs.org/sdr/ASAA2023012341619.md): Display · faulted · Jan 23, 2023 · N516AS · Boeing 737890 · Flight Management Computing Hardware System
  > MAP IS DISPLAYED ON FO'S NAV DISPLAY. GROUNDED - YES. CYCLED F/O FMS C/B F/O OPS CHECK GOOD.
- [SDR ASAA2023012241613](https://openairdocs.org/sdr/ASAA2023012241613.md): Seal · broken · Jan 22, 2023 · N516AS · Boeing 737890 · Turbine Engine Air Inlet Section
  > #1 ENGINE HAS SEALS BROKEN AT OGV POSITIONS 15, 29, 55, 61, 63, 64. GROUNDED - YES. REMOVED AND REPLACED OGV SEALS AT POSITIONS 15, 29, 55, 61, 63, 64 PER B737-800 AMM 72-23-01.
- [SDR ASAA2023012241612](https://openairdocs.org/sdr/ASAA2023012241612.md): Platform · damaged · Jan 22, 2023 · N516AS · Boeing 737890 · Turbine Engine Air Inlet Section
  > #1 ENGINE OGV DAMAGE AT OUTER PLATFORM #61, 63. GROUNDED - YES. REMOVED AND REPLACED #1 ENGINE OGV #61, 63 PER B737-800 AMM 72-23-01.
- [SDR ASAA2023010631432](https://openairdocs.org/sdr/ASAA2023010631432.md): Hook · worn · Jan 3, 2023 · N516AS · Boeing 737890 · Engine (Turbine/Turboprop)
  > WHILE ACCOMPLISHING ASA TC SBCFM56-7B-72-1074-1 #2 ENG ESN 896761. FOUND HPC STAGE 4 ROTOR & J-HOOK SEAL CONTACTING BEYOND LIMITS STEP 8-1 (WORN COMPLETELY THROUGH) AT 6 O'CLOCK POSITION. GROUNDED - YES. REMOVED ENGINE S/N # 896761 AND INSTALLED ENGINE S/N 660
- [SDR ASAA2022121841181](https://openairdocs.org/sdr/ASAA2022121841181.md): Battery Pack · depleted · Dec 18, 2022 · N516AS · Boeing 737890 · Emergency Lighting
  > LEFT FWD OVERWING EMERGENCY EXIT LIGHT INOP. GROUNDED - YES. RELAMPED LEFT FWD OVERWING LIGHT AND REPLACED BATTERY PACK M2335 REF B737-800 AMM 33-51-00 OPS CHECKS GOOD.
- [SDR ASAA2022112840984](https://openairdocs.org/sdr/ASAA2022112840984.md): Power Supply · inoperative · Nov 28, 2022 · N516AS · Boeing 737890 · Emergency Lighting
  > EMERGENCY EXIT LIGHT IN VICINITY OF OVERWING EXITS INOP. GROUNDED - YES. REMOVED AND REPLACED EMERGENCY EXIT POWER SUPPLIES M1694 & M1695 & INSTALLATION TEST GOOD IAW B737-800 AMM 33-51-06-960-806.
- [SDR ASAA2022110941146](https://openairdocs.org/sdr/ASAA2022110941146.md): Channel · corroded · Nov 9, 2022 · N516AS · Boeing 737890 · Wing Miscellaneous Structure
  > L/H WING DRAINAGE CHANNEL AT THE BOTTOM OF THE FWD SPAR IS CORRODED AT OFSS449. GROUNDED - YES. ACCOMPLISHED BLENDOUT REPAIR TO LOWER SKIN AND SPLICE REPAIR TO L/E LOWER STRAP AS REQUIRED IAW ALASKA EA#800-57EA-24934 DATED 12/16/2022. REMOVED AND REINSTALLED
- [SDR ASAA2022092240045](https://openairdocs.org/sdr/ASAA2022092240045.md): Control Valve · faulty · Sep 22, 2022 · N516AS · Boeing 737890 · Cabin Temperature Control System
  > CONT CABIN LIGHT ILLUMINATES DURING RECALL. GROUNDED - YES. REPLACED CONTROL CABIN TAV REF B737-800 AMM 21-61-21.

Next page: https://openairdocs.org/aircraft/N516AS/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 n_number = 'N516AS' AND registry_match = 'registration'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/aircraft/N516AS/reports

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