N487AS

Service difficulty reports · 174

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 = 'N487AS' 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 ASAA2020011331812Unknown · malfunctionedNUMBER 1 HF RADIO WON'T TRANSMIT. GROUNDED - YES. SYS TEST NR 1 HF GOOD. SFO ARINC RADIO READS IT 5 BY 5 FROM ANC. REF AMM 23-11-00. GRD VERIFICATION GOOD.Jan 8, 2020 · N487AS · Boeing 737990ER · HF Communications SystemSDR ASAA2019091230674Keyboard · defectiveCAPT FMC DEP/APR BUTTON - MUST PUSH VERY HARD TO MAKE IT WORK. GROUNDED - YES. REPLACED CAPT FMCS CDU KEYBOARD REF AMM 34-61-01-000-801 AND 34-61-01-400-801. TESTS OK PER SAME REF.Sep 12, 2019 · N487AS · Boeing 737990ER · Flight Management Computing Hardware SystemSDR ASAA2019082873520Sensor · faultedL1 WINDOW OVERHEAT. APPLIED QRH, DID NOT EXTINGUISH. GROUNDED - YES. ACCOMPLISHED B737-900 FIM 30-41 TASK 801. WHCU SHOWS WINDOW SENSOR FAULT. MOVED SWITCH TO ALTERNATE SENSOR. OPS CHECK NORMAL REF AMM 30-41 TASK 812.Aug 27, 2019 · N487AS · Boeing 737990ER · Windshield/Door Rain/Ice RemovalSDR ASAA201908029244Control Panel · failedIN CRUISE AT FL350 AUTOPILOT B RANDOMLY DISENGAGED. GROUNDED - YES. REMOVED AND REPLACED MCP PER B737-900 AMM 22-11-34. OPEN AND TAGGED 4 CIRCUIT BREAKERS. CLOSED AND REMOVED TAGS FROM 4 CIRCUIT BREAKERS. LAND VERIFY TEST PASSED PER 22-11-00. MCP INSTALLATION Jul 29, 2019 · N487AS · Boeing 737990ER · Autopilot SystemSDR ASAA2019072830226Control Panel · faultyAUTOPILOT A DISENGAGED DURING CRUISE 2 TIMES - NO OTHER ANOMALIES - RE-ENGAGED. GROUNDED - YES. FOUND NUMEROUS MCP FAULTS ON A AND B AUTOPILOT FLIGHT LEGS 2 AND 5. REMOVED AND REPLACED MCP PER AMM 22-11-34. LAND VERIFY TEST PASSED PER AMM 22-11-00. MCP INSTALLJul 28, 2019 · N487AS · Boeing 737990ER · Autopilot SystemSDR ASAA2019071630080Warning System · false activationELEC LIGHT ILLUMINATED ON OVERHEAD PANEL. GROUNDED - YES. PERFORMED FIM 24-34 TASK 802 SPCU INOP. FAULT RESET & ELEC LIGHT OUT. NO FAULTS STORED. A/C OK FOR SERVICE.Jul 16, 2019 · N487AS · Boeing 737990ER · DC Generating SystemSDR ASAA2019063029876Spacer · debonded#1 ENG FAN BLADE SPACERS #10, #13, #14, #17 DISBONDED REF TC 78472010. GROUNDED - YES. REPLACED FAN BLADE SPACERS AT #10, #13, #14, #17 PER T/C 78472010 SUBTASK 839-046.Jun 30, 2019 · N487AS · Boeing 737990ER · Turbine Engine Compressor SectionSDR ASAA2019062759829Fmc · failedCAPTAINS FMC FAILED, DISPLAYED VTK. OPERATED WITH FMC BOTH ON RIGHT. GROUNDED - YES. REF B737-900 FIM 34-61 TASK 801. NO CURRENT FAULTS. LEG 01 SHOWS PGM- FAULT ON L FMC. REF FIM 34-61 TASK 837. OPS TEST NORMAL.Jun 25, 2019 · N487AS · Boeing 737990ER · Flight Management Computing Hardware SystemSDR ASAA2019061029621Pan · corrodedAFT CARGO WAIST DRAIN CONNECTION SHOWS SIGNS OF LEAKAGE WITH THE POSSIBILITY OF CORROSION. GROUNDED - YES. REMOVED AND REPLACED WASTE DRAIN SUPPORT PAN IAW B737-900ER SRM 51-40-02 AND BAC DWG 146A7400, REV- REMOVED DOT.May 28, 2019 · N487AS · Boeing 737990ER · Fuselage Miscellaneous StructureSDR ASAA2019051229314Warning System · false activationLEFT CTR TANK FUEL PUMP "LOW PRESSURE' LIGHT ILLUMINATED IN LEVEL FLIGHT WITH 600 LBS OF FUEL IN CTR TANK. GROUNDED - YES. ACCOMP PUMP PRESS SWITCH OPS CK REF AMM 28-42-11 AND FUEL XFER. SYS OPS NML, GND VERIFICATION SUCCESSFUL.May 12, 2019 · N487AS · Boeing 737990ER · Fuel Indicating SystemSDR ASAA2019050529252Warning System · false activationA/T ARM LIGHT IS INOP. GROUNDED - YES. A/T ARM LIGHT ILLUMINATES FOR BITE TEST ON MCP. A/T BITE TEST DONE WITH NO FAULTS AND NO IN FLIGHT FAULTS REF FIM 22-31 TASK 801.May 5, 2019 · N487AS · Boeing 737990ER · Auto Throttle SystemSDR ASAA2019050229213Fuel Nozzle · failedAPU TREND DATA SHOWS TEMP IS AT THE THRESHOLD 605 DEGREE. GROUNDED - YES. REPLACED APU FUEL NOZZLES (QTY. 10) PER AMM 49-31-14. NO LEAKS NOTED.May 2, 2019 · N487AS · Boeing 737990ER · APU Engine Fuel and ControlSDR ASAA2019042929174Fault Message · false activationWHILE PERFORMING T/C 78273000 FOUND A LONG TERM FAULT ON THE #1 ENG, FAULT # 75-20831 "THE T3 SIGNAL IS OUT OF RANGE". GROUNDED - YES. ACCOMPLISHED EEC BITE FOUND CODE TO BE INTERMITTENT. INSPECTED CONNECTOR AND DISCONNECTED & RECONNECTED THREE TIMES PER B737-Apr 23, 2019 · N487AS · Boeing 737990ER · Fuel Controlling SystemSDR ASAA2019031328594Warning System · false activationHF 2 RADIO FAIL MESSAGE APPEARS IN FREQ DISP WINDOW ABOUT 30 SEC AFTER TUNING A NEW FREQ. GROUNDED - YES. RAN HF BITE TEST PER FIM 23-11 TASK 801, NO FAULTS RECORDED, HF 2 OPS NML AFTER FIM TASK BITE. ETOPS SIGNIFICANT SYSTEM, GROUND VERIFICATION SUCCESSFUL.Mar 13, 2019 · N487AS · Boeing 737990ER · HF Communications SystemSDR ASAA2019031228587Bolt · backed outFOUND RT (FIRST OFFICERS) OPENABLE NR 2 WINDOW VERY HARD TO CLOSE AND OPEN. FOUND SPECIAL BOLT AND SCREW BACKED OUT OF FORWARD LOWER ROLLER. GROUNDED - YES. REMOVED RT SLIDER NR 2 WINDOW REF AMM 56-12-11. ADJUSTED SPECIAL BOLT AND SET SCREW ON FORWARD LOWER ROMar 12, 2019 · N487AS · Boeing 737990ER · Flight Compartment WindowsSDR ASAA2019022428383Unknown · malfunctionedWHILE ACCOMPLISHING T/C 78273000, FOUND NR 1 ENGINE 75-20831, THE T3 SIGNAL IS OUT OF RANGE, LONG TERM. GROUNDED - YES. ACCOMPLISHED GVI ON T3 SENSOR, CONNECTOR AND WIRING HARNESS A AND B. NO DEFECTS NOTED REF AMM 70-70-01. ACCOMPLISHED T3 SIGNAL IS OUT OF RANFeb 24, 2019 · N487AS · Boeing 737990ER · Fuel Controlling SystemSDR ASAA2019022428377Control Panel · brokenSMALL PIECE OF GLARESHIELD TRIM BROKE OFF JUST ABOVE ALTITUDE WINDOW. GROUNDED - YES. REPLACED MCP, REF B737-900 AMM 22-11-34-400-801. MCP INSTALLATION TEST NML, REF AMM 22-11-34-740-801. LAND VERIFY TEST FAILED WITH SPOILER 4 POS SENSOR 2, MSG 22-11158. AC CHFeb 24, 2019 · N487AS · Boeing 737990ER · Autopilot SystemSDR ASAA2019022748299Warning Light · false activationLEFT ZONE TEMP LIGHT ILLUMINATES ON RECALL. EXT ON RESET. GROUNDED - YES. REF B737-900 FIM 21-62 TASK 842, #2 PZTC BITE LOGGED FLT DECK TRIM VALVE FAULT. RESET FAULT MSG. PZTC BITE VERIFY TESTED GOOD WITHOUT FAULTS. VERIFIED BOTH PACKS OPS CHECKED NORMAL IN ALFeb 24, 2019 · N487AS · Boeing 737990ER · Cabin Temperature Control SystemSDR ASAA2019011927863Autoland Sys · malfunctionedATTEMPTED AUTOLAND PER REQUEST ON RELEASE. AIRCRAFT MAINTAINED GLIDESLOPE AND INITIAL FLARE BUT WAS ALIGNING ON FAR RIGHT SIDE OF RUNWAY 24R W/ PROPORTIONAL LOCALIZER DEVIATION. WINDS WERE LIGHT & VARIABLE AND CRITICAL AREA WAS PROTECTED. TURNED OFF AUTOPILOT Jan 19, 2019 · N487AS · Boeing 737990ER · Autopilot SystemSDR ASAA2018121327388Fastener · looseENGINE #2 STRUT PANEL AT 3'CLOCK POSITION ALF HAS LOOSE FASTENERS. GROUNDED - YES. REMOVED & REPLACED FAN DUCT PANEL @ 3'CLOCK POSITION REF B737-900 AMM 72-23-07.Dec 13, 2018 · N487AS · Boeing 737990ER · Turbine Engine Air Inlet SectionSDR ASAA2018112197029Bearing · bindingDURING PREFLIGHT F/O NOTICED R-2 WINDOW HANDLE WOULD NOT DISENGAGE LOCK AND WINDOW WAS DIFFICULT TO OPEN, AND THEN WOULD NOT FULLY CLOSE. GROUNDED - YES. REMOVED F/O'S SLIDING WINDOW IAW B737-900 AMM 56-12-11. REPLACED LOWER FWD BEARING AND BOLT, ORIGINAL SHIMNov 19, 2018 · N487AS · Boeing 737990ER · Flight Compartment WindowsSDR ASAA2018110926816Warning System · false activationRIGHT SIDE NR 2 WINDOW HEAT OVERHEAT LIGHT ILLUMINATED. RAN QRH TURNED OFF SWITCH LIGHT WENT OUT. TURNED SWITCH BACK ON. AFTER 25 MIN WINDOW APPEARED TO BE HEATING UP. TURNED WINDOW HEAT OFF. GROUNDED - YES. ON DEFERRAL.Nov 9, 2018 · N487AS · Boeing 737990ER · Windshield/Door Rain/Ice RemovalSDR ASAA2018100826405Window · faultyLEFT SIDE WINDOW OVERHEAT LIGHT ON, STAYED ON AFTER QRH PROCEDURE, LIGHT OUT WITH SWITCH OFF. GROUNDED - YES. OLD WINDOW CODE H16. NEW WINDOW CODE H15. SWAPPED WIRE W0420-1001-20 FROM TERMINAL 1 TO TERMINAL 2 IAW WDM 30-41-12-3. NO DISCREPANCIES NOTED. REMOVEDOct 4, 2018 · N487AS · Boeing 737990ER · Flight Compartment WindowsSDR ASAA2018092926313Warning System · activatedIN CLIMB FL 230 "L" "SIDE" WINDOW OVERHEAT LT ILLUMINATES, AFTER 5 MIN COOLING PER QRH LT REMAINED ILLUMINATED. GROUNDED - YES. VERIFIED DISCREPANCY - ACCOMPLISHED FIM 30-41 TASK 811. FOUND HEATING ELEMENT READ 57.8 OHMS. WINDOW SENSOR READS 307 OHMS. AT 180 DSep 29, 2018 · N487AS · Boeing 737990ER · Windshield/Door Rain/Ice RemovalSDR ASAA2018081825838Unknown · unknownHF RADIO #2 SHOWS "FAIL". GROUNDED - YES. #2 HF TESTS GOOD PER B737-900 AMM 23-11-00-710-801 & 23-11-00-730-801. NO DEFECTS FOUND.Aug 18, 2018 · N487AS · Boeing 737990ER · HF Communications SystemSDR ASAA2018072425514Unknown · malfunctionedWX RADAR INOP. GROUNDED - YES. REF AMM 34-43-00. OPENED AND TAGGED (2) C/B'S. REMOVED R/T. NO DEFECTS NOTED. CLEANED FAN. RESET (2) C/B'S. ACCOMPLISHED WX RADAR OPS/ SYSTEM TEST REF AMM 34-43-00/501. OPS TEST NORMAL.Jul 22, 2018 · N487AS · Boeing 737990ER · Weather Radar SystemSDR ASAA2018072425513Sensor · failedRIGHT SIDE WINDOW OVERHEAT LIGHT CAME ON AT TOP OF CLIMB. QRH WAS ACCOMPLISHED AND LIGHT WENT OUT AFTER 5 MIN COOLING. OPS NORMAL AFTER COOLING. THIS WRITE UP FOR INFO ONLY. GROUNDED - YES. REF DEFECT 11987204 FOUND RIGHT SIDE WINDOW SENSOR FAULT. CONNECTED SPJul 22, 2018 · N487AS · Boeing 737990ER · Windshield/Door Rain/Ice RemovalSDR ASAA2018072325480Warning System · false activationRIGHT SIDE WINDOW OVERHEAT LIGHT ILLUMINATED IN CRUISE. FOLLOWED QRH AND LIGHT EXTINGUISHED. GROUNDED - YES. ACCOMPLISHED CONTROL UNIT BITE PER FIM 30-41 TASK 801. BITE PASSES. FAULT HISTORY SHOWS WINDOW SENSOR FAULT FOR LAST FLIGHT. FIM 30-41 TASK 812 SHOWS NJul 22, 2018 · N487AS · Boeing 737990ER · Windshield/Door Rain/Ice RemovalSDR ASAA2018071725453Satcom · malfunctionedWHEN MAKING SATCOM CALL ON SAT1 & SAT2, DISPATCH WAS UNABLE TO HEAR US. WE COULD HEAR THEM. ALL BUTTONS PUSHED CORRECTLY. GROUNDED - YES. PERFORMED SATCOM SYSTEM ADJ/TEST REF AMM 23-15-00/501 & NR 1 NR 2 OPS NORMAL. COULD NOT DUPLICATE.Jul 17, 2018 · N487AS · Boeing 737990ER · HF Communications SystemSDR ASAA2018062505163Fmc · malfunctionedLOST ALL DATA ON BOTH FMCS FOR APPROXIMATELY TWO MINUTES. RECEIVED A/T LIM FLAG. ACFT GROUNDED - YES. ACCOMPLISHED B737-900 FIM 33-32 TASK 815. ALL DISCRETES ARE READING AS THEY SHOULD. ACCOMPLISHED A/T BITE IAW FIM 22-31, TASK 801. CURRENT STATUS SHOWS NO Jun 22, 2018 · N487AS · Boeing 737990ER · Flight Management Computing Hardware SystemSDR ASAA2018052824820Sign · detachedROW 16 EXIT SIGN CAME OFF. GROUNDED - YES. RESECURED ROW 16 EXIT SIGN REF AMM 33-51-00. A/C OK BACK FOR SERVICE.May 28, 2018 · N487AS · Boeing 737990ER · Emergency LightingSDR ASAA2018042624380Snubber · bindingRAMP REPORTED THE L2 DOOR BINDING AT HALFWAY POINT OPENING AND CLOSING. ACFT GROUNDED. INITIATED MIG-2C #40-0025609. DOOR SNUBBER REPLACED IAW MIG-2C 40-0025609. REPLACED & ADJUSTED L-2 DOOR GUIDE ARM IAW AMM 52-13-21-400-802, & 52-13-00-820-016. ALL FITS &Apr 25, 2018 · N487AS · Boeing 737990ER · Passenger/Crew DoorsSDR ASAA2017122522970Control Valve · faultedLEFT PACK LIGHT ILLUMINATED. RESET WITH MASTER CAUTION. ACFT GROUNDED. CONFIRMED FAULT, NR 1 PACK ZONE TEMP CONTROLLER BITE TEST SHOWS HARD FAIL OF THE LT TCV NR 1 (V139). REMOVED & REPLACED THE TCV IAW AMM 21-51-10, LEAK CHECKED & GROUND FUNCTIONAL CHEDec 25, 2017 · N487AS · Boeing 737990ER · Cabin Cooling SystemSDR ASAA2017120522778Circuit Breaker · stuck#1 TRANSFER BUS OFF LIGHT ILLUMINATED WHEN POWER WAS TRANSFERRED FROM ENG DRIVEN GENERATOR TO APU GEN WHEN TAXING IN POST FLIGHT SAME ISSUE APPEARED WHEN GRD POWER WAS APPLIED TO THE JET. GROUNDED - YES. PERFORMED B737-900 FIM TASK 24-21 TASK 822 FOUND BUS TIEDec 5, 2017 · N487AS · Boeing 737990ER · AC Generation SystemSDR ASAA2017110922527Warning System · false activationUPON APU START UP RECEIVED A BLUE MAINT LIGHT. GROUNDED - YES. VERIFY BLUE MAINT LIGHT WAS ON, SHUT DOWN APU AND THEN I STARTED APU AGAIN AND RAN IT FOR 5 MIN AND BLUE MAINT LIGHT WENT OFF. PERFORMED BITE CHECK AND OIL LEVEL WAS FULL. GROUND VERIFICATION CHECKNov 9, 2017 · N487AS · Boeing 737990ER · APU Indicating SystemSDR ASAA2017110922511Control Valve · faultedON TAXI AFTER MASTER CAUTION RECALL RECEIVED A ZONE TEMP LIGHT ON THE CONT CABIN CONTROLLER. ACFT GROUNDED. NR 1 & 2 PACK/ZONE TEMP CONTROLLER BITE SHOWS HARD FAIL FLIGHT DECK TCV (V143). REMOVED & REPLACED TCV IAW AMM 21-61-21, GROUND FUNCTIONAL CK & LEAKNov 9, 2017 · N487AS · Boeing 737990ER · Cabin Temperature Control SystemSDR ASAA2017103022366Warning Light · false activationDURING TAXI APU AC BLUE MAINT LIGHT ILLUMINATED. ACFT GROUNDED. WITH APU SHUTDOWN, CHECKED OIL QUANTITY. FOUND APU OIL QUANTITY TO BE FULL. BLUE MAINT LIGHT OUT. STARTED APU ON GROUND, NORMAL START, BLUE MAINT LIGHT REMAINS OUT AND ALL INDICATIONS NORMAL.Oct 30, 2017 · N487AS · Boeing 737990ER · Airborne Auxiliary Power Unit (APU) SystemSDR ASAA2017091121913Starter · failedNR 2 ENGINE STARTER FAILED DURING START, AFTER START SWITCH TO IDLE AND N2 HAD CLIMBED TO AROUND 35%. N2 BEGAN TO ROLL BACK AND THE START WAS ABORTED. NO EXCEEDANCES WERE NOTED. ACFT GROUNDED. REMOVED AND REPLACED NR 2 ENGINE STARTER IAW AMM 80-11-01. ALL FSep 11, 2017 · N487AS · Boeing 737990ER · Engine StarterSDR ASAA2017082621726Oil System · lowAPU MAINTENANCE LIGHT IS ILLUMINATED. GROUNDED - YES. SERVICED APU OIL (ADDED 1 QT). APU MAINTENANCE LIGHT IS NOT ILLUMINATED ANY MORE. NO LEAKS NOTED. OK FOR SERVICE.Aug 26, 2017 · N487AS · Boeing 737990ER · APU Oil SystemSDR ASAA2017082621717Light · inoperativeNO LIGHTS DISPLAYED ON FLT CONTROL PANEL. ACFT GROUNDED. CYCLED POWER, LIGHTS ON MCP RESTORED, PERFORMED DFCS CURRENT STATUS IAW FIM 22-11 TASK 801, NO CURRENT FAULTS, ACCOMPLISHED MCP BITE GRP 32 IAW AMM 22-11-34. ALL TESTS PASSED NO HISTORY 30 DAYS. ALLAug 26, 2017 · N487AS · Boeing 737990ER · Autopilot SystemSDR ASAA2017080621554Fmc · malfunctionedON DESCENT BOTH FMC SHOWED FMC DISAGREE - VERTICAL IN SCRATCHPAD. FLASHED ABOUT 10 TIMES. NO OTHER FAULTS OR INDICATIONS. ACFT GROUNDED. INFLIGHT FAULTS OF RIGHT & LEFT FMC SHOW FCC DATA-SYNC ERROR, LAST FLIGHT. PERFORMED FIM 34-61, TASK 837, DUAL SYSTEM ERROAug 6, 2017 · N487AS · Boeing 737990ER · Flight Management Computing Hardware SystemSDR ASAA2017062521196Fmc · malfunctionedRIGHT FMC INOPERATIVE. RAN QRF, UNABLE TO RESTORE THE LT FMC. NAV SWITCH ON BOTH ON LEFT IAW QRH. NO FMC DATA DISPLAYS FOR RT FMC ON FMC POSITION PAGE. ACFT GROUNDED. REBOOTED FMC CDUS IAW FIM 34-61, TASK 807. NORMAL OPS RESTORED. OPS CHECKED THE RT & LT, FMJun 25, 2017 · N487AS · Boeing 737990ER · Flight Management Computing Hardware SystemSDR ASAA2017062521195Fmc · failedRIGHT FMC INOPERATIVE. ACFT GROUNDED. REMOVED AND REPLACED THE NR 2 FMC IAW AMM 34-61-02-000-801, AND 34-61-02-400-801. LOADED ALL SOFTWARE IAW AMM 34-61-00/201. ADJUSTED FMCS PERFORMANCE FACTORS IAW AMM 34-61-00-800-801. PERFORMED FMCS OPS TEST IAW AMM 34-Jun 25, 2017 · N487AS · Boeing 737990ER · Flight Management Computing Hardware SystemSDR ASAA2017061021015Fmc · failedRIGHT FMC FAILURE DURING CRUISE, DID NOT RESET. ACFT GROUNDED. REMOVED AND REPLACED THE RT FMC IAW IAW AMM 34-61-02-000-801 AND AMM 34-61-02-400-801. GROUND FUNCTIONAL CHECK GOOD IAW AMM 34-61-00-800-801. PERFORMANCE FACTORS ADJUSTMENT AND AMM 34-61-00-710Jun 10, 2017 · N487AS · Boeing 737990ER · Flight Management Computing Hardware SystemSDR ASAA2017042620539Coupler · failedBOTH HF RADIOS ABILITY TO TRANSMIT HAVE DEGRADED OVER COURSE OF FLIGHT FOLLOWING INITIAL ATC COMM ESTABLISHMENT. ATC NO LONGER READS US. WE CAN HEAR THEM AT TIMES BUT RECEPTION VERY SCRATCHY. ACFT GROUNDED. REMOVED AND REPLACED L/H AND R/H HF COUPLERS IAW AMMApr 26, 2017 · N487AS · Boeing 737990ER · Communications System WiringSDR ASAA2017041720476Radar · malfunctionedWEATHER RADAR FAILED ILLUMINATED MOVING MAP DISPLAY. ACFT GROUNDED. ACCOMPLISHED FIM 34-43, TASK 801, WEATHER RADAR SYSTEM BITE CHECKED OK.Apr 17, 2017 · N487AS · Boeing 737990ER · Weather Radar SystemSDR ASAA2017040320353Panel · looseWHILE ACCOMPLISHING T/C 78472000 FOUND TWO FAN DUCT, BLEED VALVE PANELS LOOSE AT OUTBOARD SIDE 8 O'CLOCK & 10 O'CLOCK POSITION. ACFT GROUNDED. TORQUED FAN DUCT, BLEED VALVE PANELS IAW AMM 72-23-07.Apr 3, 2017 · N487AS · Boeing 737990ER · Pneumatic Distribution SystemSDR ASAA2017040320352Bearing · wornWHILE ACCOMPLISHING T/C 48742000 FOUND THE NR 1 ENGINE DUCT ATTACH LINKS FROM DUCT TO FAN CASE WORN AT BEARING ENDS FWD & AFT POSITION. ACFT GROUNDED. REPLACED FWD & AFT ATTACHMENT LINKS ON THE NR 1 ENGINE START DUCT TO FAN CASE 71-00-02, FIG. 25-1.Apr 3, 2017 · N487AS · Boeing 737990ER · Pneumatic Distribution SystemSDR ASAA2017033120319Unknown · malfunctionedCAPT FMC FAIL ON TAXI IN. GROUNDED - YES. INFLIGHT FAULT, GROUND FAULT OF "PGM FAULT" FOR L/H FMC. PERFORMED B737-900 FIM 34-61 TASK 836. OPS NORMAL. 1 EA C/B ON P18-2 OPENED, THEN RESET FOR FIM. ETOPS GROUND VERIFICATION SUCCESSFUL.Mar 31, 2017 · N487AS · Boeing 737990ER · Flight Management Computing Hardware SystemSDR ASAA2017022419932Shim · wornNR 1 ENGINE FAN BLADE SHIMS DAMAGED. ACFT GROUNDED. REMOVED AND REPLACED THE FAN BLADE SHIMS IAW T/C 78472002.Feb 24, 2017 · N487AS · Boeing 737990ER · Turbine Engine Air Inlet Section
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