N531AS

Service difficulty reports · 380

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 = 'N531AS' 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 ASAA2021080635650Display · defectiveCAPT FMC SCREEN HAS LINES ACROSS IT. GROUNDED - YES. REPLACED CAPT FMC REF B737-800 AMM 34-61-01 OPS CHK GOOD.Aug 6, 2021 · N531AS · Boeing 737890 · Flight Management Computing Hardware SystemSDR ASAA2021080415614Guide Vane · brokenWHILE ACCOMPLISHING REINSPECT OF #2 ENG S/N 804247 PER T.C. SBCFM 56-7B-72-0986-1 FOUND STG 3 VSV 9 O'CLOCK POSITION MISSING CAUSING DAMAGE TO COMPRESSOR SPOOL AND DOWNSTREAM HPC DAMAGE. BEYOND MM LIMITS. GROUNDED - YES. REF T/C 78471000 AND 78471001, REMOVED Aug 1, 2021 · N531AS · Boeing 737890 · Turbine Engine Compressor SectionSDR ASAA2021072535530Actuator · faultedRT PACK CAUTION ILLUM AFTER RECALL. GROUNDED - YES. VERIFIED FAULT, ACCOMP PACK/ZONE TEMP CONT BITE ON BOTH CONT. #1 NO FAULTS. #2 FAULTS RAM AIR ACTR REF B737-800 AMM 21-61-00-700-806-0032. RH RAM AIR DOOR ACTUATOR REMOVED AND REPLACED REF B737-800 AMM 21-51-Jul 25, 2021 · N531AS · Boeing 737890 · Cabin Cooling SystemSDR ASAA2021071935439Transceiver · failedHF 2 RADIO INOP. GROUNDED - YES. HF 2 TRANSCEIVER FAILED PUSH TO TEST BITE TEST. REMOVED & REPLACED HF 2 TRANSCEIVER IAW B737-800 AMM 23-11-21-400-801. PERFORMED BITE TEST B737-800 FIM 23-11-TASK 801. OPS CHECKS NORMAL.Jul 19, 2021 · N531AS · Boeing 737890 · HF Communications SystemSDR ASAA2021070135230Warning Light · false activationRT PACK LT ILLUMINATED ON MASTER RECALL WENT OUT WITH PUSH OF RESET. GROUNDED - YES. FOUND PZTC 2 RAM AIR ACT FAULT-CLEARED ON VERIFY. REF B737-800 FIM 21-62 TASK 836. RIGHT PACK LIGHT NO LONGER ILLUMINATES ON RECALL.Jul 1, 2021 · N531AS · Boeing 737890 · Cabin Cooling SystemSDR ASAA2021062735192Hf Comm · failedHF 1 FAIL DURING CRUISE FLIGHT. GROUNDED - YES. ACCOMPLISHED B737-800 AMM 23-11-00-710-801 OPERATIONAL TEST ON #1 HF. TEST PASSED NO DEFECTS NOTED.Jun 27, 2021 · N531AS · Boeing 737890 · HF Communications SystemSDR ASAA2021052134867Satcom · malfunctionedSATCOM 2 WHEN YOU DIAL OUT TO MEDLINK DID NOT ALLOW YOU TO HEAR THE RINGING OR WHEN IT ANSWERED YOU COULD NOT HEAR ANYTHING WHEN YOU MAKE THE CALL ON SATCOM ONE YOU CAN TRANSMIT THE CALL BUT TO HEAR THE AUDIO YOU HAVE TO BE ON SATCOM 2/AUDIO SELECTED TO HEAR TMay 21, 2021 · N531AS · Boeing 737890 · Fuselage Structure (General)SDR ASAA2021051334825Heater · inoperativeTEMP PROBE CAUTION LIGHT ILLUMINATED IN FLIGHT. GROUNDED - YES. CONFIRMED. RMVD & RPLCD TAT PROBE REF B737-800 AMM 34-21-06. OPS NML PER SAME. ETOPS GND VERIFICATION SUCCESSFUL.May 13, 2021 · N531AS · Boeing 737890 · Pitot/Static Anti-Ice SystemSDR ASAA2021050834766Transceiver · failedWHEN SELECTING HF 2, "FAIL" INDICATION DISPLAYED IN BOTH ACTIVE AND STANDBY DISPLAYS. GROUNDED - YES. REMOVED AND REPLACED HF TRANSCEIVER AND OPS CHECKS GOOD IAW B737-800 AMM 23-24-00-400-801.May 8, 2021 · N531AS · Boeing 737890 · HF Communications SystemSDR ASAA2021041234639Support · corrodedFWD PIT AFT BULKHEAD SUPPORT STA 500I HAS AREAS OF CORROISON GROUNDED - YES. REMOVED AND REPLACED AFT BULKHEAD SUPPORT IAW B737-800 SRM 51-40-02-0G-0 W=2" O= 0.071 R= 0.052" L= 30" D= 0.019"Apr 12, 2021 · N531AS · Boeing 737890 · Fuselage Miscellaneous StructureSDR ASAA2021041034638Cusp Web · corrodedFWD CARGO, RBL 21, R/H CUSP HAS CORROSION ON NUMBEROUS AREAS, ALONG THE WHOLE LENGTH FROM THE SHEILD TO AFT BLKHD GROUNDED - YES. REMOVED AND REPLACED R/H TRANSITION IAW B737-800 SRM 53-00-53-2R-5 REPAIR 5 W= 3" O= 0.040" R= 0 L= 13' D= 0.040Apr 10, 2021 · N531AS · Boeing 737890 · Fuselage Miscellaneous StructureSDR ASAA2021041034637Shield · corrodedFWD CARGO, RBL 21 BETWEEN 500-500A R/H SHEILD HAS CORROSION GROUNDED - YES. REMOVED AND REPLACED SHIELD IAW B737-800 SRM 51-40-02-0G-0 W= 7'" O= 0.032 R= 0.025 L= 25" D= 0.007"Apr 10, 2021 · N531AS · Boeing 737890 · Fuselage Miscellaneous StructureSDR ASAA2021040634640Skin · crackedL/H HORIZONTAL LWR SKIN HAS A CRACK AT STA 101 APROX 11 INCHES FWD OF REAR SPAR GROUNDED - YES. REPAIRED L/H HORIZONTAL LOWER SKIN AT STA 101 APPROXIMATELY 11" FWD OF REARSPAR. THIS REPAIR IS A CATEGORY B REPAIR W/INSPECTION INTERVALS AS FOLLOWS: INSPECTION Apr 6, 2021 · N531AS · Boeing 737890 · Horizontal Stabilizer, Plate/SkinSDR ASAA2021032534421Transceiver · malfunctionedHF2 RADIO UNREADABLE. GROUNDED - YES. REMOVED AND REPLACED PER B737-800 AMM 23-11-21-000-801 GROUND VERIFICATION WAS SUCCESSFUL. NO DEFECTS NOTED OK FOR SERVICE.Mar 25, 2021 · N531AS · Boeing 737890 · HF Communications SystemSDR ASAA2021031434296Oil Cooler · leakingFOUND OIL FILM ON #2 ENG INBOARD INNER TR HALF POSSIBLY COMING FROM IDG OIL COOLER. GROUNDED - YES. REMOVED AND REPLACED IDG OIL COOLER PER B737-800 AMM 24-11-21. PERFORMED IDLE POWER LEAK CHECK REF AMM TASK 71-00-00-700-801-F00, NO LEAKS NOTED, ETOPS GROUND VMar 14, 2021 · N531AS · Boeing 737890 · AC Generator-AlternatorSDR ASAA2021031334301Pump · failedNUMBER ONE MAIN FUEL TANK, AFT FUEL PUMP, LOW PRESSURE LIGHT ILLUMIINATED. RAN QRH PROCEDURE DUE TO LIGHT REMAINING ILLUMINATED. GROUNDED - YES. REMOVED AND REPLACED #1 MAIN FUEL AFT PUMP IAW B737-800 AMM 28-22-41. OPS CHECK GOOD. NO LEAKS NOTED AT THIS TIME.Mar 13, 2021 · N531AS · Boeing 737890 · Fuel Boost PumpSDR ASAA2020081073000Wire Harness · faultyNR 1 ENGINE WOULD NOT START, NO N2 ROTATION. GROUNDED - YES. REPLACED THE APU ENGINE WIRE HARNESS IAW AMM 49-11-01/401. OPS TESTED GOOD. STARTED THE NR 1 ENG WITH APU BLEED. NR 1 ENGINE STARTED NORMALLY. NO DEFECTS NOTED.Aug 7, 2020 · N531AS · Boeing 737890 · APU System WiringSDR ASAA2020080532992Heat Exchanger · leakingDURING #1 ENGINE START, NOTICED FUEL LEAKING FROM THE MAIN FUEL/OIL HEAT EXCHANGER. THE LEAKAGE RATE WAS A STEADY STREAM DURING INITIAL ENGINE START. AFTER ENGINE START IT WAS 5 DROPS A MINUTE. AFTER 5 MINUTES IDLE RUN ALL LEAKAGE STOPPED. GROUNDED - YES. REMOAug 5, 2020 · N531AS · Boeing 737890 · Engine Fuel/Oil CoolerSDR ASAA2020080232985Warning Message · illuminated#1 ENGINE EGT INDICATED 961 FOR 2 SECONDS CLIMBING THROUGH 1000 AGL AFTER 27K BUMP TAKEOFF. GROUNDED - YES. PERFORMED EGT SYS CHK IAW B737-800 AMM 77-21-01. NO FAULTS. ENG #1 EGT TEMPS: S1 24.7, S2 24.09, S3 24.53, S4 25.34. PERFORMED PNEUMATIC LEAK CK OF #1 EAug 2, 2020 · N531AS · Boeing 737890 · Engine Temperature Indicating SystemSDR ASAA2020073182960Power Supply · inoperativeEMERGENCY LIGHTS COMMON TO POWER SUPPLY M1676 INOP. GROUNDED - YES. REMOVED AND REPLACED EMERGENCY LIGHTS P/S M1676 IAW B737-800 AMM 33-51-06-960-806. OPS CHECKED GOOD.Jul 28, 2020 · N531AS · Boeing 737890 · Emergency LightingSDR ASAA2020072932945Power Supply · inoperativeEMERGENCY LIGHTS COMMON TO POWER SUPPLY M1673 BRIEFLY ILLUMINATETHEN DIE. GROUNDED - YES. REMOVED AND REPLACED EMERGENCY LIGHTS POWER SUPPLY M1673 IAW B737 NG AMM 33-51-06 OPS CHECK GOOD.Jul 23, 2020 · N531AS · Boeing 737890 · Emergency LightingSDR ASAA202007292945Power Supply · inoperativeEMERGENCY LIGHTS COMMON TO POWER SUPPLY M1673 BRIEFLY ILLUMINATETHEN DIE. GROUNDED - YES. REMOVED AND REPLACED EMERGENCY LIGHTS POWER SUPPLY M1673 IAW B737 NG AMM 33-51-06 OPS CHECK GOOD.Jul 23, 2020 · N531AS · Boeing 737890 · Emergency LightingSDR ASAA2020031632432Control Panel · inoperativeFO RADAR MANUAL TILT INOP. STUCK AT +15 AUTO TILT MODE WORKS FINE AND CAPT RADAR OPERATES IN BOTH MANUAL AND AUTO. GROUNDED - YES. REPLACED WX RADAR CONTROL PANEL REF B737-800 AMM 34-43-91-400-801. OPS CHECK NORMAL. CLEARS MEL 34-15D.Mar 12, 2020 · N531AS · Boeing 737890 · Weather Radar SystemSDR ASAA2020021832203Wire Harness · faultyON PERFORMING T/C 78273000 FOUND #2 ENG FAULT MSG 75-20832 THE T3 SIGNAL IS OUT OF RANGE. LONG TIME FAULT. GROUNDED - YES. T3 CH B SHOWED 0.25C, CH A SHOWED 116C. CH B WAS BELOW AMBIENT AIR TEMP. REMOVED AND REPLACED J10 HARNESS ON #2 ENGINE, REF B737-800 AMM Feb 13, 2020 · N531AS · Boeing 737890 · Engine Fuel System WiringSDR ASAA2020012873979Circuit Breaker · trippedAFTER START, CAPT PITOT CAUTION LIGHT ILLUMINATED. GROUNDED - YES. FOUND CAPT PITOT HEAT CIRCUIT BREAKER OUT. RESET THE CIRCUIT BREAKER IAW SPM 20-60-01, CAPTS PITOT HEAT OPS NORMAL IAW AMM 30-31-00.Jan 27, 2020 · N531AS · Boeing 737890 · Pitot/Static Anti-Ice SystemSDR ASAA2020012181922Start Valve · stuck#2 ENG NO START VALVE. GROUNDED - YES. REMOVED AND REPLACED START VALVE REF B737-800 AMM 80-11-03. OPS & LEAK CK GOOD. OK FOR SERVICE.Jan 18, 2020 · N531AS · Boeing 737890 · Engine Start Valves/ControlsSDR ASAA2020012161907Warning Light · intermittentGEN 2 DRIVE LIGHT INTERMITTENT. GROUNDED - YES. CHANGED NR 2 IDG FILTER AND OIL IAW CARD NUMBER 78424000. NO DEBRIS FOUND. PERFORMED FIM 24-11 TASK 802 GENERATOR CONTROL UNIT BITE PROCEDURE, BITE CHECK PASSED. OPERATIONAL TEST FOR NR 2 IDG IAW AMM 24-11-00-700Jan 16, 2020 · N531AS · Boeing 737890 · AC Generator-AlternatorSDR ASAA2020011061809Apu · inoperativeAFTER LANDING, APU WILL NOT START AND FAULT LIGHT. GROUNDED - YES. REMOVED AND REPLACED APU IAW AMM 49-52-11 AND T/C 78349001. OPS CHECKED GOOD.Jan 6, 2020 · N531AS · Boeing 737890 · APU Core EngineSDR ASAA20191231737Indicator · trippedFOUND APU LUBE FILTER HOUSING OIL FILTER INDICATOR EXTENDED. GROUNDED - YES. REMOVED AND REPLACED LUBE FILTER ELEMENT IAW AMM 49-91-12 AND REPLACED FILTER HOUSING DELTA INDICATOR IAW AMM 49-91-13. OPS CHECKED GOOD.Dec 30, 2019 · N531AS · Boeing 737890 · APU Oil SystemSDR ASAA2019123061729Eec · faulted#2 ENGINE FMC FAULT 75-20832 "T3 SIGNAL IS OUT OF RANGE" FOUND ON LEGS 0-10. LONG TERM FAULT. DEFFERED PER T/C 78273000. GROUNDED - YES. REMOVED AND REPLACED #2 ENGINE EEC PER B737-800 AMM 73-21-60-000-801-F00/73-21-60-400-801-F00. OPS CKS GOOD.Dec 26, 2019 · N531AS · Boeing 737890 · Fuel Controlling SystemSDR ASAA2019123061724Lens · detachedROW 16 EMERGENCY EXIT SIGN FELL OFF. GROUNDED - YES. FOUND EXIT FLOOR LIGHTING LENS MISSING BY SEAT 16A. INSTALLED NEW LENS, OPS CHECK NORMAL.Dec 26, 2019 · N531AS · Boeing 737890 · Emergency LightingSDR ASAA2019122413697Sensor · faultedWHILE PERFORMING TASK CARD 78273000 HAD LONG TERM FAULT #2 ENGINE 75-20832 "THE T3 SIGNAL IS OUT OF RANGE". GROUNDED - YES. REMOVED PRECOOLER UPSTREAM DUCT REF AMM 36-12-01-000-801. REPLACED T3 SENSOR IAW AMM TASK 73-21-07-000/400-801-F00. PERFORMED EEC TEST IDec 21, 2019 · N531AS · Boeing 737890 · Fuel Controlling SystemSDR ASAA2019121641601Warning Light · false activationZONE TEMP CONT CAB ILLUMINATES ON RECALL. GROUNDED - YES. RAN TEMP CONTROL BITE CHECK - #2 TEMP CONTROLLER HAS FLT DECK TRIM VALVE FAULT. RESET FAULT AND RAN BITE CHECK 3 TIMES - NO FAULTS NOTED REF B737-800 FIM 21-62 TASK 801.Dec 14, 2019 · N531AS · Boeing 737890 · Cabin Temperature Control SystemSDR ASAA2019121131840Apu · faultyAPU CT5ATP EGT HAS SHIFTED ABOVE THE 593 DEGREE THRESHOLD AND REMAINS ABOVE THE 605 THRESHOLD. GROUNDED - YES. REMOVED AND REPLACED APU. REF AMM 49-11-00. OP CHECK GOOD.Dec 11, 2019 · N531AS · Boeing 737890 · APU Core EngineSDR ASAA2019112751445Indicator · inoperativeUNDER WING CENTER TANK FUEL QUANTITY INDICATOR INOP. GROUNDED - YES. REMOVED & REPLACED CENTER REFUEL QUANTITY INDICATOR REF B737-800 AMM 28-41-61 4 C/B OPEN & CLOSED OPS NORMAL.Nov 25, 2019 · N531AS · Boeing 737890 · Fuel Quantity IndicatorSDR ASAA2019112331434Bleed Valve · leakingDURING AFTER TAKEOFF CHECK NOTED DUCT SPLIT 17L/40R AT 18,000 20L/40R AT 35,000 21L/38R #2 EGT 40-90' HIGHER THAN #1 DEPENDING ON PHASE OF FLIGHT #2 OIL PRESS 5-10 PSI HIGHER THAN #1, #2 FUEL FLOW HIGHER THAN #1. GROUNDED - YES. REMOVED AND REPLACED SENSE LINENov 23, 2019 · N531AS · Boeing 737890 · Compressor Bleed ValveSDR ASAA2019112513432Fmc · malfunctionedAFTER ENGINE START, RIGHT FMC FAILED, RECOVERED AFTER APPROX 90 SECONDS. GROUNDED - YES. ACCOMPLISHED BITE ON RIGHT FMC. FOUND "WATCHDOG TIMER" MSG. PERFORMED BIT CHECK ON GPWC. NO FAULTS NOTED. OPS CHECK GOOD IAW B737-800 FIM 34-46 TASK 854.Nov 21, 2019 · N531AS · Boeing 737890 · Flight Management Computing Hardware SystemSDR ASAA2019112213414Fmc · intermittentAFTER ENGINE START, NUMBER 2 FMC FAILED, RECOVERED AFTER APPROX 90 SECONDS. GROUNDED - YES. ACCOMPLISHED BITE ON R FMC, NO MSG NOTED. REMOVED AND REPLACED R FMC. OPS CHECK GOOD IAW B737-800 AMM 34-61-02.Nov 21, 2019 · N531AS · Boeing 737890 · Flight Management Computing Hardware SystemSDR ASAA2019111851362Fmc · malfunctionedON GRND POWER TRANSFER TO APU PWR, F/O ND VTK DISPLAYED FOR 45 SECONDS, PWR TRANSFER FROM APU GEN TO ENG GEN, F/O ND DISPLAYED VTK FOR 45 SECONDS, LIGHT EXTINGUISHES, NORMAL OPS. GROUNDED - YES. UPON ARRIVAL TO A/C NO VTK MSG DISPLAYED, C/W B737-800 FIM TASK 3Nov 15, 2019 · N531AS · Boeing 737890 · Flight Management Computing Hardware SystemSDR ASAA2019111291282Actuator · failedAUTOPILOT "A" FAILED. GROUNDED - YES. DUE TO HISTORY, REMOVED & REPLACED A/P AILERON ACTUATOR (A/P A) REF AMM 22-11-25. ALSO REPLACED HYDRAULIC PRESSURE SWITCH (NEW) REF AMM 22-11-40 AS PRECAUTIONARY. ACCOMPLISHED ALTERNATE DEACTIVATION PROCEDURE REF ASA MAINTNov 9, 2019 · N531AS · Boeing 737890 · Autopilot SystemSDR ASAA2019110431251Transceiver · failedHF 1 SHOWING FAIL. GROUNDED - YES. REPLACED HF #1 TRANSCEIVER WITH SERVICEABLE ONE. ACCOMP INSTLN TEST, TEST PASS. ALSO ACCOMP HF COMM SYS OPS TEST PASS REF B737-800 FIM 23-11 TASK 801 & B737-800 AMM 23-11-21-400-801 & 23-11-00-710-801.Nov 4, 2019 · N531AS · Boeing 737890 · HF Communications SystemSDR ASAA2019110541243Eec · unknownT/O TEMP RT ENG 60 HIGHER THAN LEFT ENG. CRUISE TEMP RT 20 TO 30 HIGHER THAN LEFT. ALL PARAMETERS WITHIN LIMITS HOWEVER. GROUNDED - YES. PER B737-800 FIM 71-06 TASK 807, PERFORMED EEC BITE PROCEDURE PER FIM 73-00 TASK 801. #2 ENGINE, CHANNEL B T3 FAULT IS LOGGNov 4, 2019 · N531AS · Boeing 737890 · Fuel Controlling SystemSDR ASAA2019110121154Pressure Switch · intermittentAUTOPILOT A FAILS TO ENGAGE. AUTOPILOT B WORKS NORMALLY. GROUNDED - YES. REMOVED AND REPLACED "A" SYSTEM AILERON AUTOPILOT ACTUATOR PRESSURE SWITCH, INSTALLATION TEST PASSED REF B737-800 AMM 22-11-40.Oct 28, 2019 · N531AS · Boeing 737890 · Autopilot SystemSDR ASAA2019110181149Control Valve · failedWHEN MASTER RECALL IS PUSHED, CONT CAB "ZONE TEMP" LIGHT ILLUMINATES. "ZONE TEMP" LIGHT EXTINGUISHES WHEN MASTER CAUTION LIGHT IS RESET. GROUNDED - YES. CONFIRMED FAULT, "CONT CAB ZONE" TEMP LIGHT COMES ON WHEN RECALL PRESSED. R/H PACK/ZONE TEMP CONTROLLER BITOct 28, 2019 · N531AS · Boeing 737890 · Cabin Temperature Control SystemSDR ASAA2019101651019Pressure Switch · inoperativeON DEPARTURE "A" AUTOPILOT DISENGAGED AFTER 3-5 SECONDS. WOULD NO RE-ENGAGE AFTER MULTIPLE ATTEMPTS. GROUNDED - YES. REMOVED AND REPLACED A/P AILERON ACTUATOR "A" HYDRAULIC PRESSURE SWITCH IAW AMM 22-11-40. RESET 7 CBS HYD LEAK AND DFCS OP CHECKS GOOD. ACCOMPLOct 15, 2019 · N531AS · Boeing 737890 · Hydraulic System, MainSDR ASAA2019110831271Sensor · out of toleranceWHILE PERFORMING T/C 78273000, FOUND MSG 75-20832 "T3 SIGNAL OUT OF RANGE". LONG TIME FAULT #2 ENGINE. GROUNDED - YES. DEFERRED PER T/C 78273000 FOR REPAIR WITHIN 450 FLT HOURS. REMOVED AND REPLACED THE #2 ENG T3 (CDT) SENSOR ASSY REF B737-800 AMM 73-21-07/401Oct 3, 2019 · N531AS · Boeing 737890 · Fuel Controlling SystemSDR ASAA2019070429957Sensor · defectiveDURING COMPLETION OF T/C 78273000 FOUND LONG TIME FAULT 75-20832 "THE T3 SIGNAL IS OUT OF RANGE" #2 ENGINE. (ALL RECORDED LEGS INCLUDING 0). GROUNDED - YES. VERIFIED - REF AMM 73-21-07, REMOVED/REPLACED #2 ENG T3 SENSOR. OPS NML REF SAME - EEC TEST AND VERIFIEJul 4, 2019 · N531AS · Boeing 737890 · Fuel Controlling SystemSDR ASAA2019060659600Stop Pin · wornREF TASK CARD # 78472010, #2 ENG S/N 896760 DURING FAN BLADE LUBRICATION THE RETAINING FLANGE AXIAL STOP PINS WERE FOUND WORN. GROUNDED - YES. INSTALLED NEW AXIAL STOP PINS IN THE AFT FACE OF THE RETAINING FLANGE REF B737-800 AMM 72-21-01-900-801-F00 STEP 2E(5Jun 5, 2019 · N531AS · Boeing 737890 · Turbine Engine Air Inlet SectionSDR ASAA2019060529599Shim · wornREF T/C 78472010, #2 ENG S/N 896760 DURING FAN BLADE LUBRICATION THE FAN BLADE SHIMS MOLYDAG COATING WAS FOUND WORN. GROUNDED - YES. INSTALLED NEW FAN BLADE SHIMS FOR #2 ENG REF T/C 78472010.Jun 5, 2019 · N531AS · Boeing 737890 · Turbine Engine Air Inlet SectionSDR ASAA2019060659598Spacer · debondedREF T/C 78472010, #2 ENG S/N 896760 DURING FAN BLADE LUBRICATION THE #10 FAN BLADE SPACER ELASTOMER STRIP WAS FOUND DISBONDED. GROUNDED - YES. INSTALLED NEW #10 FAN BLADE SPACER FOR #2 ENG REF T/C 78472010.Jun 5, 2019 · N531AS · Boeing 737890 · Turbine Engine Air Inlet Section
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