# Service difficulty reports: N529AS

A list on [N529AS](https://openairdocs.org/aircraft/N529AS.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 7 · 344 reports

- [SDR ASAA2026061566786](https://openairdocs.org/sdr/ASAA2026061566786.md): Rod · out of adjust · Jun 15, 2026 · N529AS · Boeing 737890 · Service Doors
  > REF TASKCARD NG-52FCD-28763-R1. R1 DOOR EXTERNAL HANDLE DIFFICULT TO PULL OUT AND PUSH IN, OR ENGAGE TO OPEN WHILE IN THE CLOSED POSITION. GROUNDED - YES. LUBRICATED EXTERNAL HANDLE AND CAM FOLOWERS W/ REF TO 12-25-13, NO HELP. REMOVED EXTERNAL HANDLE FOR EXAM
- [SDR ASAA2026020264096](https://openairdocs.org/sdr/ASAA2026020264096.md): Door · no discrepancy · Feb 2, 2026 · N529AS · Boeing 737890 · Passenger/Crew Doors
  > FA REPORTS R1 DOOR CANNOT BE OPENED FROM OUTSIDE. GROUNDED - YES. OPERATED THE R1 DOOR TO OPEN THEN CLOSE OPS NORMALLY.
- [SDR ASAA2025101661633](https://openairdocs.org/sdr/ASAA2025101661633.md): Landing Gear · malfunctioned · Oct 16, 2025 · N529AS · Boeing 737890 · Landing Gear Retraction/Extension System
  > NOSE GEAR CAME DOWN WHEN POSITIONING GEAR TO OFF AFTER TAKE OFF. RAN QRH. NOSE GEAR RETRACTED NORMALLY WHEN BROUGHT TO THE UP POSITION. DID NOT FALL AGAIN WHEN PUT TO OFF WHILE PUTTING GEAR DOWN. GEAR CAME DOWN NORMALLY ON LANDING. GROUNDED - YES. C/W FIM TASK
- [SDR ASAA2024122754917](https://openairdocs.org/sdr/ASAA2024122754917.md): Lamp · inoperative · Dec 27, 2024 · N529AS · Boeing 737890 · Emergency Lighting
  > R2 EXTERIOR EMERGENCY LIGHT INOP. GROUNDED - YES. RELAMPED R2 EXTERIOR EMERGENCY LIGHT IAW B737NG AMM 33-51-04-960-801. OPS CHECK GOOD.
- [SDR ASAA2024122654857](https://openairdocs.org/sdr/ASAA2024122654857.md): Power Supply · failed · Dec 26, 2024 · N529AS · Boeing 737890 · Emergency Lighting
  > R/H EMERGENCY LIGHTS IN FWD CABIN INOP. GROUNDED - YES. REMOVED AND REPLACED EMERGENCY BATTERY PACK CHARGER AND PERFORMED GOOD OPS CHECK IAW B737 AMM 33-51-06-960-805.
- [SDR ASAA2024122654856](https://openairdocs.org/sdr/ASAA2024122654856.md): Power Supply · failed · Dec 26, 2024 · N529AS · Boeing 737890 · Emergency Lighting
  > INTERIOR CUSTOMER WALK ITEM 001: L1 EMERGENCY LIGHT INOP. GROUNDED - YES. REMOVED AND REPLACED EMERGENCY BATTERY PACK CHARGER AND PERFORMED GOOD OPS CHECK IAW B737 AMM 33-51-06-960-805.
- [SDR ASAA2024120554387](https://openairdocs.org/sdr/ASAA2024120554387.md): Floor Panel · delaminated · Dec 5, 2024 · N529AS · Boeing 737890 · Fuselage Floor Panel
  > MAIN CABIN - FLOOR PANEL 241AF IS DELAMINATED. GROUNDED - YES. REPAIRED DELAMINATION AND REMOVED AND REPLACED 43EA INSERTS ON FLOOR PANEL 241AF IAW B737-800 SRM 53-00-50-2R-1.
- [SDR ASAA2024120254797](https://openairdocs.org/sdr/ASAA2024120254797.md): Skin · cracked · Dec 2, 2024 · N529AS · Boeing 737890 · Horizontal Stabilizer, Plate/Skin
  > CRACK FOUND OUTBOARD OF STAT 147.90 ON RIGHT HAND HORIZONTAL STAB LOWER SKIN MEASURING 1 INCH IN LENGTH AS MARKED. GROUNDED - YES. DAMAGE CUTOUT AND REPAIRED ON RH HORIZ STAB LOWER SKIN AT STA 147.90 BY INSTALLING REPAIR FILLER AND DOUBLER IAW B773-800 SRM 55-
- [SDR ASAA2024120154522](https://openairdocs.org/sdr/ASAA2024120154522.md): Web · corroded · Dec 1, 2024 · N529AS · Boeing 737890 · Fuselage Miscellaneous Structure
  > FORWARD CARGO COMPARTMENT DOOR THRESHOLD WEB, TOP SURFACE HAS MULTIPLE AREAS OF CORROSION. GROUNDED - YES. CORROSION ON FWD CARGO COMPARTMENT THRESHOLD WEB FOUND TO BE OUT OF LIMITS. ORIGINAL THICKNESS WAS.045, REMAINING MATERIAL THICKNESS IS.024. TOTAL MATE
- [SDR ASAA2024113054727](https://openairdocs.org/sdr/ASAA2024113054727.md): Web · corroded · Nov 30, 2024 · N529AS · Boeing 737890 · Fuselage Miscellaneous Structure
  > AFT CARGO, DOOR CUTOUT LOWER SILL WEB UPPER SURFACE HAS CORROSION FOUND ON SEVERAL SPOTS. GROUNDED - YES. CORROSION REMOVED AT AFT CARGO DOOR LOWER (WEB) IAW B737-800 SRM 53-60-15-01-1 ORIGINAL THICKNESS IS.056, REMAINING THICKNESS.046 LOSS OF.010. FOUND TO
- [SDR ASAA2024112654855](https://openairdocs.org/sdr/ASAA2024112654855.md): Skin · corroded · Nov 26, 2024 · N529AS · Boeing 737890 · Fuselage Main, Plate/Skin
  > EXTERIOR SKIN AROUND BELLY DRAIN BS.500+19.35 SHOWS SIGNS OF CORROSION. GROUNDED - YES. REMOVED DRAIN PLUG IAW B737 SRM 51-40-02: STRIPPED PAINT IAW B737 SRM 51-21-11-150-801. BLENDED CORROSION ORIG. THICKNESS 0.080, REMOVED 0.001, 0.079 REMAINS FOUND TO BE W
- [SDR ASAA2024061150237](https://openairdocs.org/sdr/ASAA2024061150237.md): Sign · detached · Jun 11, 2024 · N529AS · Boeing 737890 · Emergency Lighting
  > EXIT SALIDA PLACARD SIGN BY L1 DOOR FELL OFF. GROUNDED - YES. REINSTALLED EMERG EXIT SIGN BY L1 DOOR. OPS NORMAL.
- [SDR ASAA2024042049134](https://openairdocs.org/sdr/ASAA2024042049134.md): Lens · detached · Apr 20, 2024 · N529AS · Boeing 737890 · Emergency Lighting
  > FA REPORTS L2 EXIT IND ASSY COVER FALLEN OFF. GROUNDED - YES. REPLACED L2 DOOR EXIT IND ASSY OPS CHECKS GOOD.
- [SDR ASAA2024011547392](https://openairdocs.org/sdr/ASAA2024011547392.md): Light · damaged · Jan 15, 2024 · N529AS · Boeing 737890 · Emergency Lighting
  > FLOOR PATH LIGHTING FORWARD OF ROW 1 IS PEELING/CRACKING AND A TRIP HAZARD. GROUNDED - YES. (RESOLVED ON W/O: 1985914 TASKCARD: N/R-00003) REMOVED AND REPLACED FORWARD FLOOR PROXIMITY LIGHTS REF AMM 33-51-15. THIS CLEARS MEL 33-19B. PLACARDS REMOVED. SEAMC JO
- [SDR ASAA2023121446795](https://openairdocs.org/sdr/ASAA2023121446795.md): Power Supply · inoperative · Dec 14, 2023 · N529AS · Boeing 737890 · Emergency Lighting
  > DURING EMERG BATTERY PACK CAPACITY FUNCTIONAL CHEKC T/C 78233001. MULTIPLE EMERGENCY LIGHTS FAIL TEST. GROUNDED - YES. REPLACED EMERGENCY BATTERY PSU M1670, M1694 REF AMM 33-51-06 OP CHK GOOD. REPLACED M1672 AND M1673 EMERG BATT OPS CHK GOOD. REF AMM 33-51-06.
- [SDR ASAA2023101945742](https://openairdocs.org/sdr/ASAA2023101945742.md): Bracket · missing · Oct 19, 2023 · N529AS · Boeing 737890 · Fuselage Miscellaneous Structure
  > REF T/C N8420001 MW0326 HARNESS #2 ENG. REQ. TWO CLAMP GROMMETS. GROUNDED - YES. REPLACED TWO CLAMP GROMMETS ON MW0326 HARNESS. REF AMM 26-11-025. NO DAMAGE NOTED TO HARNESS GND VERIFICATION SUCCESSFUL.
- [SDR ASAA2023100145408](https://openairdocs.org/sdr/ASAA2023100145408.md): Display · faulty · Oct 1, 2023 · N529AS · Boeing 737890 · Flight Management Computing Hardware System
  > CPT FMC DISPLAY HAS LINE ON IT. GROUNDED - YES. (RESOLVED ON W/O: 1971369 TASKCARD: N/R-00001) REMOVED AND REPLACED #1 FMC MCDU REF AMM TASK 34-61-01, OPS CHECK GOOD. THIS CLEARS MEL 34-36L & CN: 01074529, PLACARD REMOVED. SEAMC TODD NOTIFIED.
- [SDR ASAA2023090845002](https://openairdocs.org/sdr/ASAA2023090845002.md): Unknown · unknown · Sep 8, 2023 · N529AS · Boeing 737890 · Engine Indicating System
  > DURING T/C 78273000 FOUND MAINT MSG 77-20861 THE BOTTOM LEFT EGT SIGNAL IS OUT OF RANGE. ENG #1 ECONOMIC FAULT. GROUNDED - YES. ON DEFERRAL.
- [SDR ASAA2023090845000](https://openairdocs.org/sdr/ASAA2023090845000.md): Switch · faulty · Sep 8, 2023 · N529AS · Boeing 737890 · Engine Cranking
  > #1 START SWITCH DID NOT CUTOUT AT 56 % N2 ON INITIAL START. GROUNDED - YES. T/S IAW FIM 80-07 TASK 808 & START SW RELEASE W/ C/B PULLED. S266 X1-DP3973B H4 - 2.2 OHMS. S266 X1-DP3975B H4 2.2 OHMS. S266 X1 - A/C GND - 1.9 MEGOHMS. FURTHER T/S SUSPECT #1 ENG STA
- [SDR ASAA2023090144919](https://openairdocs.org/sdr/ASAA2023090144919.md): Unknown · unknown · Sep 1, 2023 · N529AS · Boeing 737890 · Autopilot System
  > SPEED TRIM FAIL. GROUNDED - YES. LIGHT NO LONGER ILLUMINATED. ACCOMP DFCS LIBRARY TEST #32, OPS CKS NML. GND VERIFICATION SUCCESSFUL.
- [SDR ASAA2023081944685](https://openairdocs.org/sdr/ASAA2023081944685.md): Bleed Valve · failed · Aug 19, 2023 · N529AS · Boeing 737890 · Compressor Bleed Valve
  > AFTER TAKEOFF RIGHT DUCT PRESSURE FLUCTUATED BETWEEN 62 AND 67 PSI. DIFFERENTIAL BETWEEN L AND R DUCT PRESSURE > 20 PSI. CLIMBIMG THROUGH 18,000 FEET, BOTH DUCT PRESSURES NORMALIZED. L DUCT STAYED 38-45 PSI. R DUCT WAS ABOVE 60 PSI AT CLIMB PWR FOR ABOUT 5 MIN
- [SDR ASAA2023081244567](https://openairdocs.org/sdr/ASAA2023081244567.md): Fmc · faulty · Aug 12, 2023 · N529AS · Boeing 737890 · Flight Management Computing Hardware System
  > LEFT FMC FAILED FOR APPROXIMATELY 20 SECONDS. VTK DISPLAYED ON CA ND. LFMC RETURNED TO NORMAL OPERATION. CRUISE FL360 NEAR KCOD. GROUNDED - YES. VERIFIED L/H FMC FAIL PREVIOUS FLTS. R/H FMC RECENTLY REPLACED WITH P/N: 171497-05-01. L/H FMC FAILURES BEGAN AFTER
- [SDR ASAA2023072944290](https://openairdocs.org/sdr/ASAA2023072944290.md): Unknown · unknown · Jul 29, 2023 · N529AS · Boeing 737890 · Cabin Cooling System
  > ON RECALL RIGHT PACK LIGHT ILLUM AND RESETS ON MASTER CAUTION PUSH. GROUNDED - YES. ON DEFERRAL.
- [SDR ASAA2023072644255](https://openairdocs.org/sdr/ASAA2023072644255.md): Sensor · faulty · Jul 26, 2023 · N529AS · Boeing 737890 · Fuel Controlling System
  > PERFORMING T/C 78273000, FOUND #2 ENG LONG TIME FAULT 73-10812, T12 SIGNAL IS OUT OF RANGE. GROUNDED - YES. FOUND FAULT ON EVERY FLIGHT LEG. REPLACED T12 SENSOR REF B737-800 AMM 73-21-05/401. EEC TEST PASSED WITH NO FAULTS FOUND. ETOPS GROUND VERIFICATION SUCC
- [SDR ASAA2023072644254](https://openairdocs.org/sdr/ASAA2023072644254.md): Sensor · faulty · Jul 26, 2023 · N529AS · Boeing 737890 · Fuel Controlling System
  > PEFORMING T/C 78273000 FOUND #2 ENG SHORT TIME FAULT 73-30902 T12 SIGNALS DISAGREE. GROUNDED - YES. REFERENCE L/P 6049617 FOUND FAULT ON EVERY FLIGHT LEG. REPLACED T12 SENSOR REF B737-800 AMM 73-21-05/401. EEC TEST PASSED WITH NO FAULTS FOUND. ETOPS GROUND VER
- [SDR ASAA2023072444297](https://openairdocs.org/sdr/ASAA2023072444297.md): Module · malfunctioned · Jul 24, 2023 · N529AS · Boeing 737890 · Detection System
  > ENG FIRE CTRL PANEL FIRE TEST SELECT SWITCH IS HARD TO TOGGLE GROUNDED - YES. (RESOLVED ON W/O: 1961226 TASKCARD: N/R-00008) REMOVED AND REPLACED ENGINE AND APU FIRE CONTROL PANEL REF AMM 26-00-01/401. ALL OPS TEST REQUIRED. W. SO 30744 07/28/23 ACCOMPLISHED
- [SDR ASAA2023072444204](https://openairdocs.org/sdr/ASAA2023072444204.md): Unknown · unknown · Jul 24, 2023 · N529AS · Boeing 737890 · Fire Detection
  > #2 ENG FIRE LIGHT INOP. GROUNDED - YES. ON DEFERRAL.
- [SDR ASAA2023072344234](https://openairdocs.org/sdr/ASAA2023072344234.md): Unknown · unknown · Jul 23, 2023 · N529AS · Boeing 737890 · Engine Cranking
  > # 1 ENGINE START VALVE REMAINED OPEN AFTER ENGINE START. GROUNDED - YES. (RESOLVED ON W/O: 1958373 TASKCARD: N/R-00001) INSPECTED DP1234 FOR DAMAGE, CHECKED FOR POWER AT PINS 1,2 AND GROUND AT PIN 7 ALL CHECKS NORMAL. PERFORMED START SWITCH TEST 80-11-00-730-
- [SDR ASAA2023072244155](https://openairdocs.org/sdr/ASAA2023072244155.md): Start Valve · faulty · Jul 22, 2023 · N529AS · Boeing 737890 · Engine Start Valves/Controls
  > NO #2 ENGINE WILL NOT START.N1 OR N2 ROTATION INDICATIONS.SECOND ATTEMPTW/IGNITERS IN "BOTH" NOT SUUCESSFUL. GROUNDED - YES. COMPLIED WITH FIM TASK 80-07-TASK 802-CHECKED ENGINE N2 FOR PROPER ROTATION-PAD COVER R&RD IAW AMM 72-00-00-900-801-F00 NO FAULT NOTED.
- [SDR ASAA2023072244154](https://openairdocs.org/sdr/ASAA2023072244154.md): Start Valve · faulty · Jul 22, 2023 · N529AS · Boeing 737890 · Engine Start Valves/Controls
  > #1 ENG STARTER VALVE STAYED ILLUMINATED THEN FLASHED WHILE STARTING. GROUNDED - YES. ACCOMPLISHED ALT DEACTIVATION PROCEDURES. REVERSED ALT DEACTIVATION PROCEDURES REF MPM 5-07-01 TBL3 ITEM 9 G. BERGONIA 53561 07/22/2023. RMVD & RPLD #1 ENG START VALVE ASSY RE
- [SDR ASAA2023070343880](https://openairdocs.org/sdr/ASAA2023070343880.md): Spinner · damaged · Jul 3, 2023 · N529AS · Boeing 737890 · Turbine Engine Air Inlet Section
  > #2 ENGINE FORWARD SPINNER MISSING MORE THAN 50% ANODIZED COATING. GROUNDED - YES. REMOVED AND REPLACED #2 ENGINE FORWARD SPINNER CONE REF AMM 72-21-01.
- [SDR ASAA2023063043844](https://openairdocs.org/sdr/ASAA2023063043844.md): Unknown · unknown · Jun 30, 2023 · N529AS · Boeing 737890 · Flight Management Computing Hardware System
  > FO'S NAV DISPLAY SHOWING "MAP" CAUTION BOX IN MIDDLE OF SCREEN AND FO'S PFD SHOWING "LDG ALT" CAUTION. GROUNDED - YES. RESET FMC REFERENCE B737-800 FIM 34-61 TASK 836 NO FURTHER DEFECTS NOTED.
- [SDR ASAA2023061343577](https://openairdocs.org/sdr/ASAA2023061343577.md): Motor · faulty · Jun 13, 2023 · N529AS · Boeing 737890 · Fuel Boost Pump
  > LEFT FWD FUEL PUMP LOW PSI LIGHT COMES ON IN FLIGHT WITH FUEL STILL REMAINING IN TANK. GROUNDED - YES. REMOVED AND REPLACED LEFT WING FWD FUEL PUMP IAW AMM 28-22-41
- [SDR ASAA2023052843406](https://openairdocs.org/sdr/ASAA2023052843406.md): Eec · inoperative · May 28, 2023 · N529AS · Boeing 737890 · Fuel Controlling System
  > REF ASA T/C # 78273000 #1 ENG SHOWS SHORT TIME FAULT MSG 73-11281, EEC CHANNEL IS NOT ENERGIZED WITH THE ALTERNATOR VOLTAGE. GROUNDED - YES. PER B737-800 FIM 72-27 TASK 805 REMOVED AND REPLACED #1 ENGINE EEC REF B737-800 AMM 73-21-60/401 EEC INSTALLATION TESTS
- [SDR ASAA2023052143332](https://openairdocs.org/sdr/ASAA2023052143332.md): Unknown · unknown · May 21, 2023 · N529AS · Boeing 737890 · Engine Fuel Indicating System
  > REF ASA TC#78273000 #1 ENG SHOWS SHORT TIME FAULT 73-11281, EEC CHANNEL IS NOT ENERGIZED WITH THE ALTERNATOR VOLTAGE. GROUNDED - YES. PER SEA TECH SVC RELOADED #1 ENG EEC SOFTWARE PER B737-800 AMM TASK 73-21-60-470-801-F00, SOFTWARE LOAD SUCCESSFUL. #1 ENGINE
- [SDR ASAA2023052143322](https://openairdocs.org/sdr/ASAA2023052143322.md): Smoke Detector · inoperative · May 21, 2023 · N529AS · Boeing 737890 · Smoke Detection
  > FWD CARGO FIRE DETECTION INOP. GROUNDED - YES. PERFORMED CEU BITE PROCEDURE REF B737-800 FIM 26-16 TASK 801, FOUND FAULT A1 DETECTOR INOP. REMOVED AND REPLACED A1 FWD CARGO SMOKE DETECTOR REF B737-800 AMM 26-16-01.
- [SDR ASAA2023051543243](https://openairdocs.org/sdr/ASAA2023051543243.md): Eec · faulty · May 15, 2023 · N529AS · Boeing 737890 · Fuel Controlling System
  > REF LOG PAGE 60591135 LONG TIME FAULT 76-11361. THE START LEVER SIGNALS DISAGREE. REQUIRES FAULT RECHECK WITHIN 50 FLIGHT HOURS. GROUNDED - YES. REPLACED #1 ENG EEC REF AMM 73-21-60.
- [SDR ASAA2023051543242](https://openairdocs.org/sdr/ASAA2023051543242.md): Eec · faulty · May 15, 2023 · N529AS · Boeing 737890 · Fuel Controlling System
  > REF ASA LOG PAGE 60591136 LONG TIME FAULT 76-21361. THE START LEVER SIGNALS DISAGREE. REQUIRES RECHECK WITHIN 50 FLIGHT HOURS. GROUNDED - YES. REPLACED #1 ENG EEC REF B737-800 AMM 73-21-60. (REF ASA LP 60591137)
- [SDR ASAA2023050643142](https://openairdocs.org/sdr/ASAA2023050643142.md): Unknown · unknown · May 6, 2023 · N529AS · Boeing 737890 · Navigation System
  > DUAL FMC FAILURE AT 6000 MSL. FMC'S RECOVERED AT 4000 MSL. GROUNDED - YES. RESET BOTH FMCS IAW B737-800 FIM 34-61- TASK 836. OPS CHK OK.
- [SDR ASAA2023040842797](https://openairdocs.org/sdr/ASAA2023040842797.md): Modulating Valve · faulted · Apr 8, 2023 · N529AS · Boeing 737890 · Cabin Cooling System
  > DURING AFTER START CHECK LEFT PACK LIGHT ILLUMINATED ON RECALL. LIGHT EXTINGUISHED WITH MASTER CAUTION RESET. GROUNDED - YES. REMOVED AND REPLACED LEFT TCV, V141 B737-800 AMM 21-51-10.
- [SDR ASAA2023033142671](https://openairdocs.org/sdr/ASAA2023033142671.md): Unknown · unknown · Mar 31, 2023 · N529AS · Boeing 737890 · Emergency Lighting
  > 17 DEF EXIT ROW SIGN INOP. GROUNDED - YES. RELAMPED 17 DEF EXIT ROW SIGN REF AMM 33-51-02-020-801. OPS CHECK GOOD.
- [SDR ASAA2023031842411](https://openairdocs.org/sdr/ASAA2023031842411.md): Unknown · unknown · Mar 18, 2023 · N529AS · Boeing 737890 · Flight Management Computing Hardware System
  > DUAL FMC FAILURE ON LANDING ROLL OUT SELF RESTORED DURING TAXI IN. GROUNDED - YES. ACCOMPLISHED B737-800 FIM 34-6 TASK 836 FMC SOFTWARE RESET - RESTORES TO NORMAL.
- [SDR ASAA2023030842252](https://openairdocs.org/sdr/ASAA2023030842252.md): Transmitter · leaking · Mar 8, 2023 · N529AS · Boeing 737890 · Engine Fuel Indicating System
  > WHILE ACCOMPLISHING LEAK CHECK (REF ASA W/O 1944385 TSR) FOUND #1 ENG FUEL FLOW TRANSMITTER LEAKING AT IDLE. GROUNDED - YES. REPLACED #1 ENG FUEL FLOW TRANSMITTER REF B737-800 AMM 73-31-01.
- [SDR ASAA2023022542253](https://openairdocs.org/sdr/ASAA2023022542253.md): Lubrication Unit · leaking · Feb 25, 2023 · N529AS · Boeing 737890 · Turbine Engine Accessory Drive
  > #1 ENGINE OIL TREND DATA SHOWS OIL CONSUMPTION TO GREATER THAN EXPECTED. ENGINE POWER RUN REQUIRED. GROUNDED - YES. FOUND DRIVE PAD COVER LEAKING. REMOVED AND REPLACED DRIVE PAD O-RING REF B737-800 AMM 72-63-01. FOUND EXCESSIVE OIL IN EXHAUST PLUG. A/C HISTORY
- [SDR ASAA2023021541960](https://openairdocs.org/sdr/ASAA2023021541960.md): Lubrication · leaking · Feb 15, 2023 · N529AS · Boeing 737890 · Engine Oil Distribution (Airframe Furnished)
  > TURBINE AFT SUMP SUSPECTED OIL LEAK #1 ENG. #1 ENG OIL CONSUMPTION MAY HAVE BEEN EXCEEDED. GROUNDED - YES. ACCOMPLISHED ENG OIL CONSUMPTION SPIKE GVI PER B737-800 AMM 71-71-00-890-801-F00, FOUND BIG PUDDLE CAUSE BY LEAKS FROM TURBINE REAR FRAME AFT SUMP. REQUI
- [SDR ASAA2023010441416](https://openairdocs.org/sdr/ASAA2023010441416.md): Hook · worn · Jan 4, 2023 · N529AS · Boeing 737890 · Turbine Engine Compressor Section
  > WHILE ACCOMPLISHING ASA T/C SBCFM56-7B-72-1074-1, FOUND AFT WSIWDE OF THE STAGE 3 J-HOOK COMPLETELY WORN THROUGH THE MATERIAL AT THE E12 O'CLOCK POSITION, 2 LOCATIONS WITH FIRST LOCATION SHOWING J-HOOK LIBERATION AND SECOND LOCATION SHOWING REMAINING J-HOOK MA
- [SDR ASAA2023010441386](https://openairdocs.org/sdr/ASAA2023010441386.md): Apu · overtemp · Jan 4, 2023 · N529AS · Boeing 737890 · APU Core Engine
  > APU TREND DATA SHOWS CT5ATP TEMP IS APPROACHING THE 605 DEGREES THRESHOLD. GROUNDED - YES. REMOVED AND REPLACED APU REFERENCE ASA WORK ORDER# 1932303.
- [SDR ASAA2023010141379](https://openairdocs.org/sdr/ASAA2023010141379.md): Modulating Valve · faulted · Jan 1, 2023 · N529AS · Boeing 737890 · Cabin Temperature Control System
  > ZONE TEMP ILLUMINATED CONT CAB. IT DOES RESET. TEMP CONTROL NORMAL. GROUNDED - YES. REMOVED AND REPLACED CONTROL CABIN ZONE TRIM AIR MODULATING VALVE ASSY REF B737-800 AMM TASK 21-61-21-000/400-801.
- [SDR ASAA2023010322341](https://openairdocs.org/sdr/ASAA2023010322341.md): Warning Message · false activation · Dec 30, 2022 · N529AS · Boeing 737890 · Autopilot System
  > SPEED TRIM FAIL ANNUNCIATOR ILLUMINATES ON RECALL AND GOES OUT WHEN RESET. GROUNDED - YES. SPEED TRIM NOT ACTIVE ON RECALL, DFCS SHOWS MSG 22-11323 FCC-B SPD TRIM WARN PREVIOUS FLT LEG. ACCOMPLISHED LRU TEST 60.32, TEST PASS NUMEROUS TIMES, REF B737-800 FIM 22
- [SDR ASAA2022122781223](https://openairdocs.org/sdr/ASAA2022122781223.md): Skin · cracked · Dec 8, 2022 · N529AS · Boeing 737890 · Horizontal Stabilizer, Plate/Skin
  > LEFT HORIZONTAL STAB LOWER SKIN IS CRACKED IN TWO PLACES AT HSS 157.10. GROUNDED - YES. REPAIRED LEFT HORIZONTAL STAB LOWER SKIN CRACKED IN TWO PLACES AT HSS 157.10 IAW B737-800 SRM 55-10-01-2R-11.

Next page: https://openairdocs.org/aircraft/N529AS/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 = 'N529AS' AND registry_match = 'registration'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/aircraft/N529AS/reports

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