N513AS

Service difficulty reports · 437

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

Query with SQL
duckdb -csv -c "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 = 'N513AS' AND registry_match = 'registration'
  ORDER BY difficulty_date DESC"

Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.

SDR ASAA2022112740952Modulating Valve · faultedUPON MC RECALL (AFTER START CHECK) AMBER ZONE TEMP FOR CONT CABIN ILLUMINATES - EXTINGUISHES UPON RESET. GROUNDED - YES. PERFORMED ZONE TEMP CONT BITE TEST. VERIFIED RED LIGHT ON ZONE TEMP CONTROLLER 2 AND FLT DECK TRIM VALVE INDICATION. REMOVED AND REPLACED RNov 27, 2022 · N513AS · Boeing 737890 · Cabin Temperature Control SystemSDR ASAA2022112340925Warning Message · false indicationUPON RECALL CONTROLLER CABIN ZONE TEMPT ILLUMINATES AND CLEARS WITH MASTER CAUTION RESET. GROUNDED - YES. VERIFIED CONT CABIN ZONE TEMP FAULT LIGHT ILLUMINATES ON MC RECALL. PERFORMED B737-800 FIM 21-62 TASK 801, FOUND "FLT DECK TRIM VALVE" FAULT LIGHT ON RIGHNov 23, 2022 · N513AS · Boeing 737890 · Cabin Temperature Control SystemSDR ASAA2022102940514Battery Pack · inoperativeR1 DOOR EMERGENCY LIGHTS INOP. GROUNDED - YES. REMOVED REPLACED AND OP CK GOOD ON BATTERY PACK ON R/H SIDE OF FWD ENTRY LIGHT IAW B737-800 AMM 33-51-06-960-805.Oct 29, 2022 · N513AS · Boeing 737890 · Emergency LightingSDR ASAA2022101340537Skin · crackedLEFT HORIZONTAL STAB LOWER SKIN IS CRACKED @STA 129.50. GROUNDED - YES. REPAIRED LEFT HORIZONTAL STAB LOWER SKINS IAW 737-800 SRM 55-10-01-2R-11 THIS IS A CAT B REPAIR WITH A THRESHOLD OF 56,000 CYCLES AND REPETITIVE INSPECTION EVERY 9,000 CYCLES.Oct 13, 2022 · N513AS · Boeing 737890 · Horizontal Stabilizer, Plate/SkinSDR ASAA2022092940099Hf Comm · fault messageHF #2 SHOWS "FAIL" IN BOTH WINDOWS. GROUNDED - YES. PERFORMED BITE CHECK ON #2 HF. OPS CHECK GOOD. REF B737-800 FIM 23-11-00.Sep 29, 2022 · N513AS · Boeing 737890 · HF Communications SystemSDR ASAA2022092540080Modulating Valve · faultyCONTROL CABIN ZONE TEMP ILLUMINATED EXTINGUISHES W/ MASTER CAUTION RESET. GROUNDED - YES. REMOVED AND REPLACED CONTROL CABIN TRIM MODULATING VALVE IAW B737-800 AMM 21-61-21-000-801 AND AMM 21-61-21-000-801.Sep 25, 2022 · N513AS · Boeing 737890 · Cabin Temperature Control SystemSDR ASAA2022090539770Control Valve · faultyON PUSHBACK RIGHT PACK ILLUMINATED WITH MASTER CAUTION RECALL. GROUNDED - YES. REMOVED AND REPLACED TEMPERATURE CONTROL VALVE REF B737-800 AMM 21-51-10 AND STANDBY TEMPERATURE CONTROL VALVE REF AMM 21-51-11.Sep 5, 2022 · N513AS · Boeing 737890 · Cabin Cooling SystemSDR ASAA2022082139577Pitot Tube · faulty"CAPT PITOT" PROBE HEAT LIGHT ILLUMINATED AFTER ENGINE START. GROUNDED - YES. REMOVED & REPLACED CAPT'S PITOT PROBE. INSTALLED & REMOVED. REF B737-800 AMM 34-11-01-000-801 & 34-11-01-400-801.Aug 21, 2022 · N513AS · Boeing 737890 · Pitot/Static SystemSDR ASAA2022071239088Idg · inoperative#2 ENGINE IDG SOURCE LIGHT ON. NO VOLTS OR FREQS. GROUNDED - YES. IDG #2 REMOVED AND REPLACED PER B737-800 AMM 24-11-11-400-801. CHECK AND LEAK CHECK GOOD AT THIS TIME.Jul 12, 2022 · N513AS · Boeing 737890 · Alternator-Generator DriveSDR ASAA2022070338930Autothrottle Sys · disengagedAUTOPILOT INOP - WITH AUTOPILOT ENGAGE FOR TAKEOFF WHEN TOGA PUSHED RIGHT THROTTLE STARTED ADVANCING LEFT DID NOT AND AUTOPILOT DISENGAGED - SAME THING HAPPENED WHEN TRYING IT AGAIN AT ALTITUDE. GROUNDED - YES. PERFORMED AUTOTHROTTLE BITE REF FIM 22-31 TASK 80Jul 3, 2022 · N513AS · Boeing 737890 · Auto Throttle SystemSDR ASAA2022061238631Actuator · corroded"A" AUTOPILOT WILL NOT STAY ENGAGED. GROUNDED - YES. FOUND BAD "A" A/P ELEVATOR ACTUATOR AND PLUG CORRODED. REMOVED AND REPLACED AUTOPILOT ELEVATOR ACTUATOR "A" REF B737-800 AMM 22-11-26, CONNECTOR D1681 REF B737 SWPM 20-61-00 AND AUTOPILOT ELEVATOR "A" PRESSUJun 12, 2022 · N513AS · Boeing 737890 · Autopilot SystemSDR ASAA2022060738582Satcom · inoperativeBOTH SATCOM 1 AND 2 INOPERATIVE IN FLIGHT. DISPATCH WAS ABLE TO HEAR OUR TRANSMISSIONS AND ESTABLISHED A CONNECTION BUT WE WERE UNABLE TO HEAR ANY VOICE COMMUNICATION FROM DISPATCH. GROUNDED - YES. ACCOMPLISHED SATCOM SYSTEM TEST REF B737-800 AMM 23-15-00. BOTJun 7, 2022 · N513AS · Boeing 737890 · HF Communications SystemSDR ASAA2022051238313Fcu · faultyAPU FAULT LIGHT CAME ON DURING START OF APU. GROUNDED - YES. PERFORMED WIRE CHECKS IAW B737-800 FIM 49-32 TASK 805 NO FAULTS FOUND IN WIRING. REMOVED AND REPLACED APU FCU. PERFORMED GROUND TEST NO DEFECTS NOTED.May 12, 2022 · N513AS · Boeing 737890 · APU Engine Fuel and ControlSDR ASAA2022051138263Igniter · fouledAPU FAULT LT ON AFTER LANDING. RAN QRH AND APU FAULT LT ON AGAIN AFTER SECOND ATTEMPT. GROUNDED - YES. FOUND FAULT CODE 49-41011. ACCOMPLISHED B737-800 FIM 49-40 TASK 802. FOUND FOULED IGNITOR PLUG. REMOVED AND REPLACED IGNITOR PLUG AND LEAD PER B737-800 AMM 4May 11, 2022 · N513AS · Boeing 737890 · APU Start/Ignition SystemSDR ASAA2022051038271Hf Comm · inoperativeHF2 WAS TESTED IN FLIGHT BETWEEN KSLC AND KSEA ON FREQUENCIES 8843 AND 5547. FLIGHT CREW WAS UNABLE TO VERIFY POSITIVE VOICE COMMUNICATION ON HF2. SUCCESSFUL VOICE COMMUNICATION WAS COMPLETED ON HF1. GROUNDED - YES. REMOVED AND REPLACED #2 HF COUPLER PER B737-May 10, 2022 · N513AS · Boeing 737890 · HF Communications SystemSDR ASAA2022050438232Module · fault messageTHE APU FAILED TO START ON TAXI IN . FAULT LIGHT ILLUMINATED. GROUNDED - YES. REMOVED & REPLACED DATA MEMORY MODULE REF B737-800 AMM 49-72-11-000/400-801. FAULT MESSAGE : 49-72101 AND 49-72105 CLEARED. OPS TEST GOOD. APU OPERATES NORMALLY. A/C OK FOR SERVICEMay 4, 2022 · N513AS · Boeing 737890 · APU Indicating SystemSDR ASAA2022050438205Control Valve · faultyCONT CAB "ZONE TEMP" LIGHT ILLUMINATES ON MC RECALL. GROUNDED - YES. ACCOMPLISHED PZTC BITE REF B737-800 AMM 21-61-00-700-806-002. PREV HISTORY SHOWS FAULT FOR FLT DECK TRIM VALVE. FAULT CLEARED UPON VERIFICATION. REMOVED & REPLACED TCV FOR CONT CABIN REF AMM May 4, 2022 · N513AS · Boeing 737890 · Cabin Temperature Control SystemSDR ASAA2022030137599Transceiver · faultyUNABLE TO TRANSMIT OR RECEIVE HF1 AND HF2 WHILE AIRBORNE. HF TEST PRE DEPARTURE WAS OK. GROUNDED - YES. REMOVED & REPLACED TRANSCEIVER REF B737-800 AMM 23-11-21 OPS CHECK OF HF1 & 2 GOOD SEAMC ANDY NOTIFIED OPENED FVR LOG PAGE 60483767 C/N 06007513 ETOPS FLIGHMar 1, 2022 · N513AS · Boeing 737890 · HF Communications SystemSDR ASAA2022022037516Platform · delaminatedFOUND PLATFORMS DELAM1NATED/DETERIORATED #2 ENG. GROUNDED - YES. REMOVED AND REPLACED PLATFORMS AS REQUIRED #2 ENG REF T/C 78472010.Feb 20, 2022 · N513AS · Boeing 737890 · Turbine Engine Air Inlet SectionSDR ASAA2022020937391Unknown · unknownELEC LIGHT ON OVERHEAD PANEL ILLUMINATED UPON TOUCHDOWN. GROUNDED - YES. P5-13 ELEC PANEL BITE SHOWS BAT CHGR INOP 1. REF B737-800 FIM 24-31 TASK 829, BOTH BAT CHGR BITE INDICATIONS ARE GOOD.Feb 9, 2022 · N513AS · Boeing 737890 · DC Generating SystemSDR ASAA2022020937390Unknown · unknownELEC LIGHT ON RECALL AFTER ENG START. GROUNDED - YES. REF B737-800 FIM 24-31 TASK 801 AND TASK 829 PERFORMED ELECTRIC BITE TEST, FOUND BATT CHARGER FAULT. PERFORMED BATT CHARGER FAULT TROUBLESHOOTING FOUND NO FAULTS WITH WIRING AT MAIN BATTERY AND P5-13 PANEL.Feb 9, 2022 · N513AS · Boeing 737890 · DC Generating SystemSDR ASAA2022011537157Transceiver · inoperativeMAINTENANCE REQUESTED HF RADIO #1 & #2 CHECK. HF RADIO #1 WORKS; WILL TRANSMIT AND RECEIVE. HF RADIO #2 DOES NOT WORK; WILL NOT TRANSMIT OR RECEIVE. GROUNDED - YES. REPLACED #2 HF R/T PER B737-800 AMM 22-11-21-400-801. BITE TEST ON R/T FACE PASSED. RADIO CHECKJan 15, 2022 · N513AS · Boeing 737890 · HF Communications SystemSDR ASAA2022011237143Unknown · unknownFIRST OFFICERS R-2 WINDOW IS HARD TO OPEN & CLOSE NOTE: VERY RESISTENT. GROUNDED - YES. FOUND LOWER FWD ROLLER BACKED OUT. RESECURED ROLLER AND SET SCREW. OPS CK'D GOOD REF B737-800 AMM 56-12-11-802-801.Jan 12, 2022 · N513AS · Boeing 737890 · Flight Compartment WindowsSDR ASAA2021123037043Coupler · faultyPER MAINTENANCE REQUEST, HF1 TESTS OK. HF2 WILL NOT TRANSMIT BUT WILL RECEIVE. GROUNDED - YES. FOLLOWED B737-800 FIM 23-11 TASK 806, THROUGH E(3). HF SYSTEMS 1&2 OPERATE CORRECTLY ON GROUND, AIRCRAFT TO AIRCRAFT. DUE TO EXTENSIVE HISTORY, CONTINUED WITH PARAGRDec 30, 2021 · N513AS · Boeing 737890 · HF Communications SystemSDR ASAA2021121336902Control Valve · faultyLEFT HAND PACK LIGHT DURING RECALL THAT RESETS. GROUNDED - YES. PERFORMED PACK/ZONE TEMPERATURE CONTROL BITE TEST FOR LEFT PACK REF B737-800 AMM 21-61-00-700-806-002. NO FAULTS FOUND. HISTORY SHOWS TCV FAULT; AS A PRECAUTION, REMOVED AND REPLACED LEFT PACK TEMDec 13, 2021 · N513AS · Boeing 737890 · Cabin Cooling SystemSDR ASAA2021121336891Unknown · unknownUPON LANDING ELEC CAUTION LIGHT ILLUMINATED. GROUNDED - YES. CLEARED BATTERY CHARGER-1 FAULT. COULD NOT RE-DUPLICATE FAULT. ATTERY CHARGER OP CK NORMAL. REF B737-800 AMM 24-31-21-710-801.Dec 13, 2021 · N513AS · Boeing 737890 · DC Generating SystemSDR ASAA2021121036876Shim · damaged#1 ENG FAN BLADE SHIMS MISSING MOLYDAG COATING. GROUNDED - YES. REPLACED #1 ENG FAN BLADE SHIMS PER T/C 78472010 " CFM56-7 FAN BLADE LUBRICATION.".Dec 10, 2021 · N513AS · Boeing 737890 · Turbine Engine Air Inlet SectionSDR ASAA2021120936855Battery Pack · inoperativeREF T/C 78233001 FOUND EMERGENCY BATTERIES BAD AFT AIRPLANE. GROUNDED - YES. REMOVED AND REPLACED 3 EMERGENCY BATTERIES L/H-R/H ROW 22 & AFT CEILING REF AMM 33-51-06-960-806 OPS CHECK GOOD.Dec 9, 2021 · N513AS · Boeing 737890 · Emergency LightingSDR ASAA2021120736841Transceiver · inoperative#2 HF INOP. GROUNDED - YES. REMOVED AND REPLACED #2 HF R/T REF B737-800 AMM 23-11-21. HF COM SYSTEM TEST AND GROUND VERIFICATION PASS REF AMM 23-11-00-730-801.Dec 7, 2021 · N513AS · Boeing 737890 · HF Communications SystemSDR ASAA2021120736833Lens · missingENG EXIT SIGN LENS AT 16ABC MISSING. GROUNDED - YES. INSTALLED LENS AT 16ABC.Dec 7, 2021 · N513AS · Boeing 737890 · Emergency LightingSDR ASAA2021120236800Unknown · unknownFMC P/RST LIGHT ILLUMINATED AND VTK DISPLAYED ON CAPTAIN'S NAV DISPLAY.NO FMC DATA DISPLAYED AND FMC PROMPT REMOVED ON CAPTAIN'S CDU.RAN FMC FAIL QRH- RESTORED FMC INFO TO BOTH CDU'S. GROUNDED - YES. ACCOMPLISHED B737-800 FIM 34-61 TASK 836. FAULT WAS INTERMITDec 2, 2021 · N513AS · Boeing 737890 · Flight Management Computing Hardware SystemSDR ASAA2021112736723Unknown · unknownR1 EXIT SIGN COVER FELL OFF. GROUNDED - YES. RE-INSTALLED R1 EXIT SIGN COVER PER B737-800 AMM 33-51-01-960-802. NOW OKAY.Nov 27, 2021 · N513AS · Boeing 737890 · Emergency LightingSDR ASAA2021112636710Modulating Valve · faultyAFTER PUSH BACK ENGINE START GOT AIR CON RECALL WITH CONTROL CABIN ZONE TEMP LIGHT; CLEARS WITH RECALL RESET. GROUNDED - YES. R/R L/H TEMPERATURE CONTROL VALVE REF B737-800 AMM 21-51-10/401, NO LEAKS NOTED, BITE TEST PASSED. CONTROL CABIN ZONE TEMP LIGHT EXTINNov 26, 2021 · N513AS · Boeing 737890 · Cabin Temperature Control SystemSDR ASAA2021111736630Coupler · faultedHF RADIO FVR FAILED/UNSAT. HF1 ABLE TO RECEIVE SELCAL, UNABLE TO RECEIVE OR TRANSMIT VOICE. HF2 UNABLE TO RECEIVE SELCAL , ABLE TO RECEIVE AND TRANSMIT VOICE. GROUNDED - YES. REPLACED #1 & #2 COUPLERS PER B737-800 AMM 23-11-61 PB 400 OPS CHECK GOOD IAW AMM 23-Nov 17, 2021 · N513AS · Boeing 737890 · HF Communications SystemSDR ASAA2021100236152Unknown · unknownON TAXI IN TO GATE IN SEATTLE FMC DISAGREE ILLUMINATED AND STAYED ON TO THE GATE. GROUNDED - YES. PERFORMED B737-800 FIM 34-61 TASK 835 FMC DISAGREE MESSAGE ON CDU. DETERMINED FAULT WAS INTERMITTENT. SYSTEM OK FOR SERVICE.Oct 2, 2021 · N513AS · Boeing 737890 · Flight Management Computing Hardware SystemSDR ASAA2021092036022Computer · faultedPER INTERMITTENT HISTORY ON R/H FMC VTK ERROR AND FMC DISGAREE. PRI#2. GROUNDED - YES. REMOVED AND REPLACED R/H FMC COMPUTER REF B737-800 AMM 34-61-02/401. CROSSLOADED S/W P/N'S OPS-559775-001, OPC-BCG01T62, MEDB-BCG01TA0, LDDB-557362-004, ADDB-ASA1007A, AND NSep 20, 2021 · N513AS · Boeing 737890 · Flight Management Computing Hardware SystemSDR ASAA2021092036021Unknown · unknownFO SIDE VTK, MAP, AND LDG ALT DISPLAYED TWICE DURING ARRIVAL. ISSUE DISAPPEAR ON ITS OWN BEFORE QRH EXCUTION. GROUNDED - YES. ACCOMPLISHED FMC BITE PROCEDURE ON RIGHT FMC. INFLT SHOW INTERMITTED FAULT RESET TWICE. SENSOR STATUS SHOWED ALL OK. RESET #2 FMC PERFSep 20, 2021 · N513AS · Boeing 737890 · Flight Management Computing Hardware SystemSDR ASAA2021090335853Coupler · faultedFVR UNSATISFACTORY BOTH HF UNREADABLE. GROUNDED - YES. REMOVED HF1 AND HF2 COUPLERS. DISCONNECTED FEEDLINE TUBE AT UPPER END. CLEANED, RECONNECTED, AND SEALED UPPER ATTACH POINT. BONDING RESISTANCE WITHIN LIMITS REF B737-800 AMM 55-33-11-400-801. HF ANTENNA BOSep 3, 2021 · N513AS · Boeing 737890 · Communications System WiringSDR ASAA2021083135841Coupler · inoperativeBOTH CPT AND FO UNABLE TO TRANSMIT ON HF1 AND HF2. CAN TUNE BOTH HF 1 AND HF2 AND CLEARLY HEAR TRANSMISSIONS FROM ATC AND OTHER A/C. WHEN TUNING FROM 112.82 TO 5.547, COULD TRANSMIT AS LONG AS R/T MIKE SWITCH WAS NOT LET GO. ONCE LET GO BACK TO NEUTRAL POSITIOAug 31, 2021 · N513AS · Boeing 737890 · HF Communications SystemSDR ASAA2021090235840Hf Comm · faultedBOTH HF1 & HF2 NO SIDE TONE - CANNOT TRANSMIT - CAN RECEIVE ON HF1 & HF2 BUT NO SELCAL AVAILABLE. GROUNDED - YES. POWERED AIRCRAFT DOWN AND POWERED AIRCRAFT UP. PERFORMED B737-800 FIM TASK 23-11 TAK 806. OPS TEST NORMAL. SEAMC JEFF NOTIFIED.Aug 30, 2021 · N513AS · Boeing 737890 · HF Communications SystemSDR ASAA2021090235839Satcom · faultedSAT COM DISPATCH DIRECTORY EMPTY NO PHONE #S UNABLE TO CONTACT L DESK, A DESK WAS CONTACTABLE. GROUNDED - YES. POWERED AIRCRFT DOWN AND POWERED AIRCRAFT UP. PERFORMED SATCOM COMM SYSTEM TEST PER B737-800 AMM 23-15-00-730-801 OPS TEST NORMAL SEAMC JEFF NOTIFIEDAug 30, 2021 · N513AS · Boeing 737890 · Communications SystemSDR ASAA2021083035831Fmc · intermittentGOT AN FMC DISAGREE ALERT AND A F.O. VTK MOMENTARILY DURING CRUISE. GROUNDED - YES. FMC BITE HISTORY LOGGED PGM FAULT. REF B737-800 FIM 34-61 TASK 837. FMC RESET, BITE TEST NORMAL. REF FIM 34-61 TASK 801.Aug 30, 2021 · N513AS · Boeing 737890 · Flight Management Computing Hardware SystemSDR ASAA2021082735811Fmc · faultedFMC DISAGREE AND F.O. VTK CAME ON INTERMITTENTLY DURING FLIGHT. GROUNDED - YES. PERF B737-800 FIM 34-61 TASK 835. OPENED, RESET #2 FMC C/B ON P6-1. NO FURTHER DEFECTS NOTED. ETOPS GROUND VERIFICATION TEST SUCCESSFUL. SEAMC ETOPS LAMONT NOTIFIED.Aug 27, 2021 · N513AS · Boeing 737890 · Flight Management Computing Hardware SystemSDR ASAA2021080735646Light · inoperativeMCP A/T ARM LIGHT INOP. GROUNDED - YES. REMOVED & REPLACED MODE CONTROL PANEL B737-800 AMM 22-11-34. ACCOMPLISHED MCP LRU REPLACEMENT TEST REF AMM 22-11-34-740-801, DFCS LAND VERIFY TEST REF AMM 22-11-00, & HGS SYSTEM REF HGS 40000 SMM 34-36-00, OPS CHECK NORMAug 7, 2021 · N513AS · Boeing 737890 · Instrument PanelSDR ASAA2021080435700Idg · inoperativeFOLLOW-UP TO #1 IDG CONTINUED FREQUENT SERVICING. REPLACE IDG FOR BENCH CHECK. (#PRI2/ETOPS). GROUNDED - YES. (RESOLVED ON W/O: 1881295 TASKCARD: N/R-00001 ) REMOVED AND REPLACED # 1 IDG REF AMM 24-11-11/401. OPS AND LEAK CHECK GOOD PER AMM 24-11-00-700-802. SAug 4, 2021 · N513AS · Boeing 737890 · AC Generator-AlternatorSDR ASAA2021072835552Warning Light · false activationELEC LIGHT ON LANDING. GROUNDED - YES. P5-13 PANEL BITE SHOWS "BAT CHGR INOP" INTERMITTENT FAULT. CLEARED FAULT. BATTERY CHARGER (M5) CHECKS GOOD PER B737-800 FIM 24-31 TASK 829. STARTED APU ON BATTERY AND VERIFIED BATTERIES ARE CHARGING. GROUND VERIFICATION CJul 28, 2021 · N513AS · Boeing 737890 · Emergency LightingSDR ASAA2021071335361Transceiver · failedHF1 RADIO SHOWS FAIL/FAIL. GROUNDED - YES. NORMAL OPERATION RETURNED AFTER HF-1 BITE CK. NOTICED DURING RECEPTION THAT COMMUNICATION WAS WEAK AND GARBLED REGARDLESS OF SENSITIVITY SETTING. REMOVED & REPLACED #1 HF RT. OP CK NORMAL. REF B737-800 FIM 23-11 TASK Jul 13, 2021 · N513AS · Boeing 737890 · HF Communications SystemSDR ASAA2021071335353Oil Cooler · faultyFOLLOW-UP TO #1 IDG FREQUENT SERVICING. (#PRI2/ETOPS). GROUNDED - YES. RAN # 1 ENGINE FOR 10 MINUTES, NO LEAKS NOTED ON IDG AND NO LEAKS NOTED FROM DRAIN, REPLACED VENT VALVE AND SERVICE FITTING. CHANGED IDG OIL COOLER, PART EFFECTIVITY VERIFIED REF B737-800 AJul 13, 2021 · N513AS · Boeing 737890 · AC Generator-AlternatorSDR ASAA2021071035352Modulating Valve · faultyCONT CAB ZONE TEMP ILLUM W/ RECALL, LIGHT OUT W/ MASTER CAUTION RESET QRH COMPLETED. GROUNDED - YES. FOUND FAULT WITH FLT DECK TRIM VALVE, REMOVED AND REPLACED TRIM VALVE REF B737-800 AMM 21-61-21 OPS CHECKED GOOD, FAULT CLEARED.Jul 10, 2021 · N513AS · Boeing 737890 · Cabin Temperature Control SystemSDR ASAA2021070335237Display · malfunctionedON DESCENT FO PFD SHOWED VTK TWICE FOR LESS THAN 60 SECONDS. SECOND EVENT CAUSED BRIEF FMC SINGLE OPERATION THEN RETURNED TO NORMAL BEFORE QRH RUN. ON APPROACH LATERAL FLIGHT PATH WAS 0.16 - 0.20 MILES EAST OF CORRECT/AIRCRAFT/GROUND BASED DATA. AFTER LANDING Jul 3, 2021 · N513AS · Boeing 737890 · Flight Management Computing Hardware System
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