N516AS

Service difficulty reports · 400

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 = 'N516AS' 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 ASAA2020072732821Fault Message · false activationNR 2 ENGINE FMC, CDU FAULT, NOTED 75-10592 FOR POSITION SIGNAL OUT OF RANGE. GROUNDED - YES. LONG TIME FAULT. CHECKED & RELEASED IAW PLT (450 FLT HRS). COMPLIED WITH T/C 78273000 AGAIN WITH THE NR 2 ENG BITE CHECK, NO FAULTS FOUND.Jun 16, 2020 · N516AS · Boeing 737890 · Flight Management Computing Hardware SystemSDR ASAA2020062232821Cdu · faultedNR 2 ENG FMC CDU FAULT NOTED 75-10592 (POSITION SIGNAL OUT OF RANGE). GROUNDED - YES. ON DEFERRAL.Jun 16, 2020 · N516AS · Boeing 737890 · Fuel Controlling SystemSDR ASAA2020061032788Transceiver · failedHF NR 2 WEAK AND UNREADABLE WITH NO SELCAL VERIFICATION ON MULTIPLE ATTEMPTS. GROUNDED - YES. REMOVED AND REPLACED HF NR 2 TRANSCEIVER REF AMM 23-11-21-400-801. OPS CHECK GOOD WITH NO FAULTS.Jun 8, 2020 · N516AS · Boeing 737890 · HF Communications SystemSDR ASAA2020032532536Hf Comm · malfunctioned#2 HF FAIL DISPLAYED. GROUNDED - YES. CYCLED POWER #2 HF OPS RESTORED COMM AND BITE CHK OK REF B737-800 FIM 23-11 TASK 801.Mar 23, 2020 · N516AS · Boeing 737890 · HF Communications SystemSDR ASAA2020031332415Modulating Valve · failedDESCENDING THRU 10,000 FT CONT CAB ZONE TEMP LIGHT ILLUMINATED- FOLLOWED QRH LITE WENT OUT AFTER LANDING. GROUNDED - YES. PERFORMED BITE AND FOUND FLT DECK TRIM VALVE FAIL REF B737-800 AMM 21-61-00-700-806-002. REMOVED AND REPLACED FLT DECK TRIM VALVE REF AMM Mar 12, 2020 · N516AS · Boeing 737890 · Cabin Temperature Control SystemSDR ASAA2020031332416Valve · malfunctionedON RECALL, CABIN CONTROL ZONE TEMP LIGHT ILLUMINATED. EXTINGUISHED ON RESET. RESET NORMALLY. GROUNDED - YES. RELEASED PER MEL 21-21G. FLT DECK PRIMARY TEMP CONTROL INOP. REF SDR ON LOG PAGE 121633349 CONTROL CABIN TRIM VALVE REPLACED. ZONE TEMP CONTROLLER BITEMar 11, 2020 · N516AS · Boeing 737890 · Cabin Temperature Control SystemSDR ASAA2020030932381Sensor · failedLEFT FWD WINDOW OVERHEAT. GROUNDED - YES. TROUBLE SHOOTING PER B737-800 FIM 30-41 TASK 812. WINDOW SENSOR FAULT ON BIT. SWITCHED OVER TO OTHER SENSOR FOR CAPT'S WINDSHIELD FAULT CONT'D. SAME FAULT ON WHCU BIT. R&R NO. 1 WINDOW REF B737-800 AMM 56-11-11-PB 401.Mar 6, 2020 · N516AS · Boeing 737890 · Windshield/Door Rain/Ice RemovalSDR ASAA2020022863306Connector · looseLEFT COWL VALVE FAILED OPEN. GROUNDED - YES. PERFORMED GVI ON LEFT ENGINE COWL ANTI ICE VALVE, FOUND CANON PLUG LOOSE, REINSTALLED, PERFORMED COWL VALVE BITE PROCEDURES REF B737-800 FIM 30-21 TASK 803, OPS CHECK GOOD.Feb 26, 2020 · N516AS · Boeing 737890 · Ice/Rain Protection System WiringSDR ASAA2020021843194Indicator · inoperativeFUELER REPORTS TANK 31 FUELING PANEL READS ID FAIL. GROUNDED - YES. REPLACED TANK #1 REFUELING QUANTITY INDICATOR AT REFUELING PANEL REF B737-800 AMM 28-41-61-000-801/400-801. OPS TESTS GOOD. INDICATOR SHOWS CORRECT READOUT AND PROPER FUEL INDICATION.Feb 14, 2020 · N516AS · Boeing 737890 · Fuel Quantity IndicatorSDR ASAA2020012273938Sensor · failedLEFT SIDE WINDOW OVERHEAT LIGHT ILLUMINATES WHEN SWITCH PLACED ON. GROUNDED - YES. PERFORMED LEFT SIDE WINDOW HEAT CONTROLLER BITE IAW B737-800 FIM 30-41 TASK 801. FOUND WINDOW SENSOR FAULT. REMOVED AND REPLACED L/H #2 SLIDER WINDOW REF B737-800 AMM 56-12-11-4Jan 21, 2020 · N516AS · Boeing 737890 · Windshield/Door Rain/Ice RemovalSDR ASAA2020010631808Control Unit · faultedLEFT SIDE WINDOW HEAT LIGHT ILLUMINATED ON SHORT FINAL. QRH CHECKLIST COMPLETED WHILE BETWEEN RUNWAYS. GROUNDED - YES. PERFORMED LEFT SIDE WINDOW HEAT SYSTEM OPS CHECK PER B737-800 AMM TASK 30-41-00-710-801, SYSTEM TEST GOOD. PERFORMED WHCU BITE TEST, NO FAULTJan 6, 2020 · N516AS · Boeing 737890 · Windshield/Door Rain/Ice RemovalSDR ASAA2020010631780Warning System · false activationLEFT SIDE WINDOW HEAT OVERHEAT LIGHT ILLUMINATED ON FINAL APPROACH. TURNED SWITCH OFF AND LIGHT WENT OFF. GROUNDED - YES. PER B737-800 FIM 30-41 TASK 801 WHCU BITE HAS A SENSOR FAULT IN HISTORY. BIT TEST PASSED. OPS CHECK GOOD. FAULT NOT ACTIVE AT THIS TIME.Jan 3, 2020 · N516AS · Boeing 737890 · Windshield/Door Rain/Ice RemovalSDR ASAA2020010631766Starter · inoperativeNO ROTATION WHILE ATEMPTING TO START #1 ENGINE (#2 DID START NORMALLY). GROUNDED - YES. REMOVED AND REPLACED #1 STARTER PER B737-800 AMM 80-11-01, OPS CHECK GOOD.Jan 3, 2020 · N516AS · Boeing 737890 · Engine StarterSDR ASAA201912231681Blade · distortedDURING WALK AROUND, FOUND SMALL DISTORTION ON #2 ENG FAN BLADE #22 (AREA K) LEADING EDGE. GROUNDED - YES. INSPECTED DISTORTION OF #22 FAN BLADE AND FOUND TO BE WITHIN LIMITS REF B737-800 AMM 72-21-02-200-F00. DISTORTION MEASURES APPROX. 0.02".Dec 21, 2019 · N516AS · Boeing 737890 · Turbine Engine Air Inlet SectionSDR ASAA2019121643614Pin · migratedWHILE ACCOMPLISHING #1 ENG INSPECTION ESN #897741 FOUND STAGE 3 3 O'CLOCK POSITION ANTI-ROTATION PIN ROTATED AND MIGRATED OUT REF T/C SBCFM56-7B-72-0986-1. GROUNDED - YES. REMOVED AND REPLACED #1 ENGINE REF WO #1012101 AND TASK CARDS 78471000, 78471001, 784540Dec 14, 2019 · N516AS · Boeing 737890 · Turbine Engine Compressor SectionSDR ASAA2019121623611Landing Gear · malfunctionedON TAKEOFF WHEN WE RETRACTED THE LANDING GEAR, THE NOSEWHEEL GEAR DID NOT COME UP. LOWERED FOR LANDING AND GEAR WORKED FINE. RAN QRH PROCEDURE. GROUNDED - YES. AIR TURNBACK. DIVERSION TIME 39 MINUTES - ACCOMPLISHED B737-800 FIM 32-30 TASK 810, NO FAULTS FOUND.Dec 12, 2019 · N516AS · Boeing 737890 · Landing Gear Retraction/Extension SystemSDR ASAA2019112091378Warning Message · false activationHF1 SHOWING FAIL ON RADIO HEAD DISPLAY. GROUNDED - YES. ACCOMPLISHED B737-800 FIM 23-11 TASK 801. LRUS BITE TEST PASSED GROUND VERIFICATION SUCCESSFUL. HF1 & HF2 OPS NORMAL.Nov 19, 2019 · N516AS · Boeing 737890 · HF Communications SystemSDR ASAA2019102931150Switch · faultedFOLLOW-UP TO REPORTS OF CONT CAB ZONE TEMP ILLUMINATING AT RECALL-- ACCOMPLISH #1 AND #2 PACK TEMPERATURE CONTROL-BITE PROCEDURE. DOCUMENT AND CORRECT ANY NOTED FINDINGS. REF B737-800 FIM 21-62 TASK 801. GROUNDED - YES. REF B737-800 FIM 21-60 TASK 801, PACK TEOct 29, 2019 · N516AS · Boeing 737890 · Cabin Temperature Control SystemSDR ASAA2019102731162Lead · damagedWHILE CHANGING THE TBV ACTUATOR ON THE #2 ENG DISCOVERED THE L/H IGNITOR LEAD TO BE DAMAGED. GROUNDED - YES. REMOVED L/H IGNITION LEAD REF B737-800 AMM 74-21-01-000-801-F01 INSTALLED IGNITION LEAD REF AMM 74-11-400-801-F00 THROUGH STEP G3 CONTINUE AT STEP ( H Oct 27, 2019 · N516AS · Boeing 737890 · Ignition Harness (Distribution)SDR ASAA2019102843132Actuator · leakingWHILE PERFORMING #2 ENG WALK AROUND DURING A-CK FOUND LARGE PUDDLE OF FUEL UNDER ENGINE. GROUNDED - YES. REMOVED AND REPLACED VBV ACTUATOR ON R/H SIDE OF ENGINE IAW B737-800 AMM 75-32-02. PERFORMED AUCTUATORS TEST ENG #2 PASSED REF AMM 71-00-00. CLEANED AREA &Oct 24, 2019 · N516AS · Boeing 737890 · Compressor Bleed ControlSDR ASAA2019102843131Actuator · leakingWHILE PERFORMING #2 ENG WALK AROUND DURING A-CK FOUND LARGE PUDDLE OF FUEL UNDER ENGINE. GROUNDED - YES. REMOVED & REPLACED RIGHT VSV ACTUATOR ACTUATOR REF B737-800 AMM 75-31-01. PERFORMED ACTUATOR TEST PASSED REF AMM 71-00-00. LEAK TEST PASSED REF AMM 71-00-0Oct 24, 2019 · N516AS · Boeing 737890 · Compressor Bleed ControlSDR ASAA2019102843130Bleed Valve · leakingDURING #2 ENG WALK AROUND WHILE ACCOMPLISHING A-CK FOUND LARGE PUDDLE OF FUEL UNDER ENGINE. GROUNDED - YES. REMOVED AND REPLACED TBV REF B737-800 AMM 75-23-01. COMPLETED TEST 3A REF AMM 71-00-00-800-811-F00 NO LKS NOTED.Oct 24, 2019 · N516AS · Boeing 737890 · Compressor Bleed ValveSDR ASAA2019102013060Filter · cloggedAPU LUBE FILTER DPI EXTENDED. GROUNDED - YES. REMOVED & REPLACED LUBE FILTER ELEMENT & RESET DPI REF B737-800 AMM 49-91-12-400-802. LEAK CHECKED GOOD. ACCOMPLISHED OIL FILTER INSPECTION & SERVICE REF AMM 49-91-13-200-801. NO FAULTS FOUND.Oct 20, 2019 · N516AS · Boeing 737890 · APU Oil SystemSDR ASAA2019102103059Starter Gen · leakingAPU STARTER GENERATOR APPEARS TO BE CRACKED ON BOTTOM OF GENERATOR CASE. LEAKING OIL. GROUNDED - YES. REMOVED & REPLACED APU SGU REF B737-800 AMM 49-41-21. LEAK & OPS CHECK GOOD.Oct 20, 2019 · N516AS · Boeing 737890 · Starter-GeneratorSDR ASAA2019102183042Control Valve · inoperativeDURING RECALL CONT CABIN ZONE TEMP LIGHT ILLUMINATED. LIGHT EXTINGUISHES W/ MASTER CAUTION RESET. GROUNDED - YES. REMOVED AND REPLACED CONTROL CABIN TRIM AIR MODULATING VALVE REF B737-800 AMM 2161-21-000-801 & 21-61-21-400-801. LEAK & OPS CHECK GOOD. THIS CLEAOct 18, 2019 · N516AS · Boeing 737890 · Cabin Temperature Control SystemSDR ASAA2019101490985Warning Light · false activationZONE TEMP CAUTION LT (CONT CAB) ILLUMINATES UPON RECALL. GROUNDED - YES. ACCOMPLISHED PACK/ZONE TEMP CONTROLLER BITE IAW B737-800 AMM 21-61-00 NO FAULTS NOTED.Oct 9, 2019 · N516AS · Boeing 737890 · Cabin Temperature Control SystemSDR ASAA2019100723932Pump · inoperativeNR MAIN FUEL TANK, FWD ELECT FUEL PUMP INOPERATIVE. GROUNDED - YES. REPLACED THE NR FWD BOOST PUMP IAW AMM 28-22-41. LK AND OPS CK GOOD. ETOPS GROUND VERIFICATION SUCCESSFUL.Oct 2, 2019 · N516AS · Boeing 737890 · Fuel Boost PumpSDR ASAA2019091330704Elastomer · missingWHILE ACCOMPLISHING TC 78472010 ON #2 ENGINE FOUND PLATFORM #18 MISSING THE ELASTOMER FROM ONE ENTIRE SIDE. GROUNDED - YES. REPLACED #2 ENGINE #18 PLATFORM REF TC 78472010.Sep 13, 2019 · N516AS · Boeing 737890 · Turbine Engine Compressor SectionSDR ASAA2019072730215Spacer · debondedPER T/C 78472010 #1 ENGINE SPACERS #5,7,10,11, AND 13 ELASTOMERS ARE DISBONDED. GROUNDED - YES. AFOREMENTIONED #1 ENG SPACERS REPLACED REF T/C 78472010.Jul 27, 2019 · N516AS · Boeing 737890 · Turbine Engine Compressor SectionSDR ASAA2019072730214Blade · wornPER T/C 78472010 #1 ENGINE # 6 BLADE MISSING CU-NI-IN COATING BEYOND LIMIT. GROUNDED - YES. REPLACED AFORMENTIONED BLADE #6 AND BLADE # 18 REF T/C 78472010.Jul 27, 2019 · N516AS · Boeing 737890 · Turbine Engine Compressor SectionSDR ASAA2019072730213Selcal · damagedPER T/C 78472010 #1 ENGINE PLATFORMS #1,3,5,9,14,15 AND 17 HAVE SEALS DAMAGE. GROUNDED - YES. AFOREMENTIONED #1 ENGINE PLATFORMS REPLACED REF T/C 78472010.Jul 27, 2019 · N516AS · Boeing 737890 · Turbine Engine Compressor SectionSDR ASAA2019072130139Connector · dirtyDURING FIRE TEST LOOP A ON ENGINE #1 DID NOT TEST. GROUNDED - YES. REF FIM 26-10 TASK 801. CLEANED LOOP A CONNECTIONS AND RE-SECURED THEM. OPS CHECK NORMAL AT THIS TIME.Jul 21, 2019 · N516AS · Boeing 737890 · Fire Protection System WiringSDR ASAA2019072030124Wire Harness · damagedWHILE ACCOMPLISHING TC N8420000, FOUND DAMAGE ON NACELLE HARNESS MW0311, DOWNSTREAM OF GWTAISV, CONNECTOR DP1103, BEFORE HARNESS SPLIT. GROUNDED - YES. REMOVED AND REPLACED MW0311 HARNESS PER AMM 73-21-06/401. ALL OP-CHECKS COMPLETE REF AMM 77-31-00-710-801-F0Jul 20, 2019 · N516AS · Boeing 737890 · Engine Fuel System WiringSDR ASAA2019072030123Wire Harness · damagedWHILE ACCOMPLISHING TC N8420000, FOUND DAMAGE ON J9 HARNESS. GROUNDED - YES. REMOVED AND REPLACED J9 HARNESS PER AMM 73-21-06-000-802-F00 / AMM 73-21-06-400-802-F00. ALL OP-CHECKS COMPLETED.Jul 20, 2019 · N516AS · Boeing 737890 · Engine Fuel System WiringSDR ASAA2019072030114Fire Loop · brokenWHILE ACCOMPLISHING T/C N8420000. FOUND ENG #1 M1760 ENGINE CORE RIGHT DETECTOR LOOP A TERMINAL. LUGS BROKEN. GROUNDED - YES. REF WDM 26-11-11 REPLACED TERMINAL LUGS ON ENG# 1 M1760 ENGINE CORE RIGHT DETECTOR LOOP A. OPS NORMAL. ETOPS GROUND VERIFICATION GOOD.Jul 20, 2019 · N516AS · Boeing 737890 · Fire DetectionSDR ASAA2019072030113Fire Detector · damagedWHILE ACCOMPLISHING T/C N842000, FOUND ENGINE 1 UPPER FAN FIRE DETECTOR M1757 DAMAGED. GROUNDED - YES. REF AMM 26-11-01/401 REMOVED AND REPLACED UPPER FAN FIRE DETECTOR M1757. OPS TEST NORMAL. ETOPS GROUND VERIFICATION GOOD.Jul 20, 2019 · N516AS · Boeing 737890 · Fire DetectionSDR ASAA2019071130000Unknown · malfunctionedCONT CAB OVERHEAT LIGHT ON. GROUNDED - YES. BOTH FLIGHT DECK TEMP CONTROLLERS INOP. ACCOMPLISHED BITE OF THE PACK/ZONE TEMP CONTROLLERS PER INSTRUCTIONS ON THE CONTROLLERS - NO FAULTS NOTED - RELAMPED CAB ZONE TEMP LIGHT, LIGHT REMAINED ON - CYCLED AIRCRAFT POJul 11, 2019 · N516AS · Boeing 737890 · Cabin Temperature Control SystemSDR ASAA2019070729988Battery · unknownREPLACE MAIN BATTERY AS PRECAUTION DUE TO E3-3 SHELF ARCING DAMAGE ON LP #12163271. GROUNDED - YES. REMOVED & REPLACED MAIN BATT (AFT) PER AMM 24-31-11-400-802-002. OPS CHECK GOOD REF AMM 24-31-11.Jul 7, 2019 · N516AS · Boeing 737890 · Battery/Charger SystemSDR ASAA2019070729987Battery · unknownREPLACE AUX BATTERY AS PRECAUTION DUE TO TO E3-3 SHELF ARCING DAMAGE ON LP #12163271. GROUNDED - YES. REMOVED & REPLACED AUX BATT (FWD) PER AMM 24-31-11-400-802-002. OPS CHECK GOOD REF AMM 24-31-11.Jul 7, 2019 · N516AS · Boeing 737890 · Battery/Charger SystemSDR ASAA2019070429903Unknown · malfunctionedHF1 & HF2 WEAK AND BARELY READABLE. TRIED MULTIPLE FREQS OVER COURSE OF FLIGHT. HF2 OPERATED SLIGHTLY MORE CLEARLY THAN HF1. GROUNDED - YES. PERFORMED A HF SYSTEM TEST OF HF #1 AND #2 PER AMM 23-11-00-730-801. CHECKS GOOD, NO DEFECTS NOTED. ALL COMMUNICATION LJul 4, 2019 · N516AS · Boeing 737890 · HF Communications SystemSDR ASAA2019062829860Warning System · false activationAFT CAB ZONE TEMP LIGHT ILLUMINATED DURING MASTER CAUTION RECALL. EXTINGUISHED DURING MASTER CAUTION RESET PER QRH 2.22. GROUNDED - YES. PERFORMED FIM TASK 21-61 TASK 801 CBN TEMP CONTROLLER BITE PROC. VERIFIED & RESET. NO FAULT NOTED.Jun 28, 2019 · N516AS · Boeing 737890 · Cabin Temperature IndicatorSDR ASAA2019062729867Light · inoperativeWHEN ACCOMPLISHING T/C 7823008 EMERGENCY LIGHT OP'S CK. FOUND THE L-2 OUTER DOOR LIGHT TO BE OUT. GROUNDED - YES. REPLACED OUTER DOOR EMERGENCY LIGHT REF AMM 33-51-04-960-801 OPS CK GOOD.Jun 27, 2019 · N516AS · Boeing 737890 · Emergency LightingSDR ASAA2019062649818Indicator · inoperativeNR 1 MAIN FUEL TANK REFUELING CONTROL PANEL QUANTITY INDICATOR IS INOPERATIVE. GROUNDED - YES. REPLACED THE NR 1 REFUEL QTY INDICATOR PER B737-800 AMM 28-41-61/401. OP-CHECKS GOOD PER SAME.Jun 24, 2019 · N516AS · Boeing 737890 · Fuel Quantity IndicatorSDR ASAA2019062429796Warning Message · false activationDURING TAXI OUT FMC DISAGREE CAUTION DISPLAYED. GROUNDED - YES. B737 QRH PROCEDURE RESULTED IN LIGHT AND MESSAGE GOING AWAY, OPS NORMAL.Jun 22, 2019 · N516AS · Boeing 737890 · Flight Management Computing Hardware SystemSDR ASAA2019041929044Control Valve · failedFOLLOW-UP TO REPORTS OF CONTROL CAB ZONE TEMP ILLUMINATED. GROUNDED - YES. ACCOMPLISHED PACK/ZONE TEMP CONTROLLER BITE TEST ON BOTH TEMP CONTROLLERS, OPS NML, NO FAULTS LOGGED REF B737-800 AMM 21-61-00-700-806-002. REMOVED AND REPLACED CONTROL CABIN TRIM AIR VApr 19, 2019 · N516AS · Boeing 737890 · Cabin Temperature Control SystemSDR ASAA2019041979043Actuator · failedDURING PRE-FLIGHT RIGHT RAM AIR DOOR AND DEFLECTOR DOOR CLOSED. RAM DOOR FAIL OPEN LIGHT NOT ILLUMINATED. GROUNDED - YES. REMOVED AND REPLACED R/H RAM AIR DOOR, OPS NML REF B737-800 AMM 21-51-21-400-801. ACCOMPLISHED PACK/ZONE TEMP CONTROL BITE TEST, OPS NML RApr 17, 2019 · N516AS · Boeing 737890 · Cabin Cooling SystemSDR ASAA2019041548980Seal · out of limitsWHILE ACCOMPLISHING TASK CARD 78349000, FOUND APU AIR INLET SIGMA SEAL DIMENSION OUT OF LIMITS. GROUNDED - YES. REMOVED AND REPLACED SIGMA SEAL REF B737-800 AMM 49-15-11-400-801.Apr 14, 2019 · N516AS · Boeing 737890 · APU Core EngineSDR ASAA201904158960Warning Light · false activationCONT CAB ZONE TEMP LIGHT ILLUMINATES IN FLIGHT. GROUNDED - YES. PERFORMED BITE ON BOTH TEMP CONTROLLER. #2 LOGGED TCV FAULT, RESET, RAN TWICE BOTH TEMP CONTROLLERS, OPS NML REF B737-800 FIM 21-62 TASK 801.Apr 10, 2019 · N516AS · Boeing 737890 · Cabin Temperature Control SystemSDR ASAA2019041028954Filter · cloggedON CLIMBOUT ZONE TEMP LT CAME ON 180 CONT CAB SELECTED COOLER TEMP. ZONE TEMP LT STAYED ON. ABLE TO CONT TEMP IN CONT CAB WITH TEMP SELECTOR. WOULD NOT RESET WITH TRIP RESET BUTTON. LIGHT WENT OUT FINALLY 1 1/2 HOURS AFTER IT CAME ON. ON DESCENT LT CAME BACK OApr 10, 2019 · N516AS · Boeing 737890 · Cabin Temperature Control SystemSDR ASAA2019030728514Apu · contaminatedREPORT OF DIRTY SOCK SMELL IN CABIN. GROUNDED - YES. ACCOMPLISHED CABIN ODOR TROUBLESHOOTING & FOUND OIL CONTAMINATION IN APU LOAD COMPRESSOR CASE REF FIM 05-51 TASK 814. REMOVED AND REPLACED APU REF AMM 49-11-00/401. ACCOMPLISHED APU INSTALLATION TEST REF AMMMar 7, 2019 · N516AS · Boeing 737890 · APU Core Engine
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