N577AS

Service difficulty reports · 610

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 = 'N577AS' 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 ASAA2017010519255Wire · brokenNR 1 ENGINE FIRE LOOP TEST FAILED FOR LOOP A. FAULT LIGHT AND NR 1 ENGINE FIRE LIGHT WOULD NOT ILLUMINATE DURING TEST. ACFT GROUNDED. DURING TROUBLESHOOTING FOUND A BROKEN WIRE OFF TERMINAL LUG AT M1760. REPLACED THE TERMINAL LUG IAW SWPM. LEFT ENG FIRE DJan 5, 2017 · N577AS · Boeing 737890 · Fire Protection System WiringSDR ASAA2017010219232Clamp · brokenNR 1 ENGINE FIRE HANDLE DOES NOT COME ON WITH WITH FAULT LIGHT ON. LOOP A INOPERATIVE & LOOP B OPS NORMAL. ACFT GROUNDED. MOVED NR 1 ENGINE FIRE LOOP SWITCH BACK TO BOTH POSITION. OPS TESTED NORMAL. SHOOK DOWN AND INSPECTED THE LOOPS AND ASSOCIATED WIRINGJan 2, 2017 · N577AS · Boeing 737890 · Fire DetectionSDR ASAA2016123119201Unknown · malfunctionedNO SATCOM PROMPT ON ACARS MENU. GROUNDED - YES. ACCOMPLISHED RESET PROCEDURES PER QRH. SATCOM OPS RESTORED NORMAL.Dec 31, 2016 · N577AS · Boeing 737890 · Communications SystemSDR ASAA2016122919208Warning System · false activationLEFT SIDE WINDOW HEAT OVERHEAT LIGHT ILLUMINATED AFTER LANDING. GROUNDED - YES. PERFORMED FIM 30-41 TASK 811. PERFORMED BITE CHECK ON LEFT SIDE WHCU, BITE CHECK PASSES, REF FIM 30-41 TASK 801. PERFORMED TEMP SENSOR RESISTANCE CHECK. LEFT SIDE WHCU RESISTANCE CDec 29, 2016 · N577AS · Boeing 737890 · Windshield/Door Rain/Ice RemovalSDR ASAA2016122619166Shim · lack of lubeRIGHT ENGINE HAD A CONSISTENT VIBRATION READING OF BETWEEN 2.0-2.4 UNITS DURING CRUISE FLIGHT. ACFT GROUNDED. COMPLETED FAN BLADE LUBE IAW T/C 78472002. ALL PLATFORMS AND SHIMS WERE REPLACED. VIBRATION LEVELS WITHIN LIMITS.Dec 26, 2016 · N577AS · Boeing 737890 · Turbine Engine Air Inlet SectionSDR ASAA2016120418930Fmc · intermittentRIGHT FMC INOPERATIVE. ACFT GROUNDED. COULD NOT DUPLICATE FAULT. DUE TO HISTORY, REMOVED AND REPLACED NR 2 FMC IAW AMM 34-61-02/401. OPS TESTED NORMAL.Dec 4, 2016 · N577AS · Boeing 737890 · Flight Management Computing Hardware SystemSDR ASAA2016112218805Satcom · lockedSATCOM LOCK-UP. ACFT GROUNDED. ACCOMPLISHED RESET PROCEDURE PER QRH. SATCOM RESTORED NORMAL.Nov 22, 2016 · N577AS · Boeing 737890 · Communications SystemSDR ASAA2016111318655Fmc · malfunctionedAFTER LANDING FMC PAGE BLANKED ON BOTH CDU'S. WITH MENU PAGE SELECTED, FMC PROMPT APPEARS FOR 10 SECONDS THEN BLANKS FOR 25 SECONDS AND REPEATS THE CYCLE. VTK APPEARS ON CAPTAIN'S NAV DISPLAY WHEN FMC DISAPPEARS FROM CDU'S. ACFT GROUNDED. PERFORMED B737-800 FNov 13, 2016 · N577AS · Boeing 737890 · Flight Management Computing Hardware SystemSDR ASAA2016102818498Warning Light · false activationAT TOP OF DESCENT ON RECALL CONTROL CABIN ZONE TEMP LIGHT ILLUMINATED. ACFT GROUNDED. CONFIRMED CONTROL CABIN ZONE TEMP ILLUMINATED ON RECALL. REF PACK TEMPERATURE CONTROL BITE PROCEDURE IAW FIM 21-62 TASK 801. NR 1 PACK CONTROLLER SHOWS FLIGHT DECK TRIM VALOct 28, 2016 · N577AS · Boeing 737890 · Cabin Temperature Control SystemSDR ASAA2016102818495Warning Light · false activationPRESSURIZATION ON PREFLIGHT AUTOFAIL. IN ALTN MODE. ACFT GROUNDED. CYCLED AUTO/MAN SWITCH. AUTO FAIL LIGHT AND ALTN LIGHT EXTINGUISHED. NR 1 AND 2 PRESSURE CONTROLLERS SHOW NO EXISTING FAULTS AND TEST NORMAL, IAW FIM BITE 21-31 TASK 801D.Oct 28, 2016 · N577AS · Boeing 737890 · Cabin Pressure Control SystemSDR ASAA2016102618486Battery · failedMAIN BATTERY SHOWS CONSTANT 1 AMP CHANGE THROUGHOUT FLIGHT. (27 VOLTS). ACFT GROUNDED. REMOVED & REPLACED MAIN & AUX BATTERY IAW AMM 24-31-11. INSTALLATION TESTED GOOD IAW AMM 24-31-11.Oct 26, 2016 · N577AS · Boeing 737890 · Battery/Charger SystemSDR ASAA2016102118436Display · malfunctionedFD FLAG ON COPILOT PFD ON PREFLIGHT NOT ABLE TO GET FD WHEN TURNING IT ON. GROUNDED - YES. CYCLED GND POWER TO A/C, FD FLAG NO LONGER SHOWS AND FD TURNS ON NORMALLY REF B737-800 FIM 22-11 TASK 801, DFCS BITE SHOWS NO CURRENT FAULTS.Oct 21, 2016 · N577AS · Boeing 737890 · Autopilot SystemSDR ASAA2016100618245Sensor · failedNR 1 ENGINE INDICATES 11 QTS OIL WITH TANK FULL. ACFT GROUNDED. REMOVED & REPLACED THE NR 1 ENGINE OIL LEVEL SENSOR IAW AMM 79-31-01. PERFORMED OIL QUANTITY INDICATING SYSTEM TEST, NO DEFECTS NOTED, SERVICED ENG OILS TO FULL. IAW AMM 79-31-00-730-801-F00. IDLOct 6, 2016 · N577AS · Boeing 737890 · Turbine Engine Oil SystemSDR ASAA2016092318121Circuit Breaker · trippedCREW REPORTS NR 1 START SWITCH WILL NOT IN GROUND NR 1 ENGINE WILL NOT START. ACFT GROUNDED. FOUND NR 1 START VALVE CIRCUIT BREAKER OPEN. CHECKED BEHIND P18-2 FOR CONTAMINATION, NO DEFECTS NOTED. RESET THE CIRCUIT BREAKER IAW AMM 20-60-01. RAN NR 1 ENGINE ASep 23, 2016 · N577AS · Boeing 737890 · Engine Start Valves/ControlsSDR ASAA2016090617978Wire Harness · failedWHEN ACCOMPLISHING T/C 78273000, FOUND FAULT CODE NR 78-11541 ON THE NR 1 ENGINE, EACH REVERSER SLEEVE HAS ONE POSITION SIGNAL OUT OF RANGE, SHORT TIME FAULT. ACFT GROUNDED. R & R MW0303 HARNESS, REF AMM 71-51-03, GROUND VERIFICATION TEST PASSED.Sep 6, 2016 · N577AS · Boeing 737890 · Engine Exhaust System WiringSDR ASAA2016081617731Eec · failedWHILE PERFORMING T/C 78273000 FOUND NR 1 ENGINE FMC FAULT 73-10341. FMV POSITION IS OUT OF RANGE. ACFT GROUNDED. VERIFIED FAULT WAS STILL PRESENT. REMOVED AND REPLACED THE NR 1 EEC IAW AMM 73-21-60/401. CHECKED OK.Aug 16, 2016 · N577AS · Boeing 737890 · Fuel Controlling SystemSDR ASAA2016081117683Hmu · failedWHILE ACCOMPLISHING T/C 78273000, FOUND NR 1 ENGINE FAULT 73-10341, THE FMV POS SIGNAL IS OUT-OF-RANGE, SHORT TIME FAULT. ACFT GROUNDED. REPLACED HMU IAW T/C N8473000 & N8473001. REPAIR CONFIRMATION GOOD.Aug 11, 2016 · N577AS · Boeing 737890 · Fuel Controlling SystemSDR ASAA2016073117566Satcom · lockedSATCOM LOCKUP. ACFT GROUNDED. ACCOMPLISHED SATCOM RESET PROCEDURE PER QRH. SATCOM OPS RESTORED NORMAL.Jul 31, 2016 · N577AS · Boeing 737890 · Communications SystemSDR ASAA2016071517395Fmc · out of toleranceNR 1 ENGINE HAS SHORT TIME FAULT MESSAGE 73-10341. THE FMC POSITION SIGNAL IS OUT OF RANGE. ACFT GROUNDED. PERFORMED T/C 78273000, NO CURRENT FAULTS. PERFORMED NR 1 EEC TEST AND ACTUATOR TEST IAW FIM 75-34 TASK 807, NO FAULTS FOUND.Jul 15, 2016 · N577AS · Boeing 737890 · Flight Management Computing Hardware SystemSDR ASAA2016062417155Sensor · faultyAPU CURRENT STATUS SHOWS MAINT MSG 49-61262. SPEED SENSOR 2 SHOWS OPEN CIRCUIT. ACFT GROUNDED. CONFIRMED FAULT, APU BITE, REF AMM 49-61-00-700-801 SHOWS CURRENT STATUS FAULT AND FFR SHOWS NUMEROUS APU SPEED SENSOR 2 FAULT MSG 49-61262. R & R SPEED SENSOR RJun 24, 2016 · N577AS · Boeing 737890 · APU ControlsSDR ASAA2016062317152Fmc · malfunctionedFMC DISAGREE MESSAGE ON ROLL OUT CLEARED ON TAXI-IN. ACFT GROUNDED. PERFORMED FIM 34-61, TASK 835, NO DEFECTS NOTED.Jun 23, 2016 · N577AS · Boeing 737890 · Flight Management Computing Hardware SystemSDR ASAA2016061917127Warning System · false activationDURING T/O, 27K BUMP POWER, AT A TOW 170.6, RT ENGINE EGT REACHED A RED LINE LIMIT OF 96.6 DEGREES C FOR 3 SECONDS, AT CLIMB N1 POWER REDUCTION EGT DECREASE TO NORMAL RANGE. ACFT GROUNDED. ACCOMPLISHED NR 2 ENGINE WASH IAW AMM 72-00-00-100-803-F00 AND FIM 71Jun 19, 2016 · N577AS · Boeing 737890 · Engine EGT/TIT Indicating SystemSDR ASAA2016051716771Indicator · failedNR 1 REFUEL TANK INDCATION INOPERATIVE ON WING PANEL. ACFT GROUNDED. NR 1 REFUEL INDICATOR IS BLANK. REPLACED NR 1 REFUEL INDICATOR, INSTALLATION TEST PASSES. GROUND VERIFICATION SUCCESSFUL, REF AMM 28-41-61/401.May 17, 2016 · N577AS · Boeing 737890 · Fuel Indicating SystemSDR ASAA2016051616760Cabin Pressure · malfunctionedAUTO FAIL AND ALTN LIGHT ILLUMINATED WITH PRESSURIZATION MODE SELECTOR IN AUTO POSITION. ACFT GROUNDED. PERFORMED BITE CHECK, BITE CHECK GOOD. PERFORMED SYS GROUND TEST AND MANUAL MODE TEST, OPS TEST NORMAL, REF AMM 21-31-00.May 16, 2016 · N577AS · Boeing 737890 · Cabin Pressure Control SystemSDR ASAA2016051516739Wire Harness · damagedNR 2 FIRE SWITCH DOES NOT ILLUMINATE DURING FIRE/OVERHEAT TEST. ACFT GROUNDED. FOUND 2 WIRES SEPARATING FROM TERMINAL LUGS ON NR 2 ENGINE CORE FIRE DETECTION HARNESS; MW0325 AND MW0326. REPLACED TERMINAL LUGS. REF AMM 26-11-02. PERFORMED OPS TEST OF THE ENGMay 15, 2016 · N577AS · Boeing 737890 · Fire Protection System WiringSDR ASAA2016051416719Battery Pack · dischargedPERFORMING TASKCARD 78233008, FOUND R2 DOOR EMERGENCY EXIT LIGHTS INOPERATIVE. ACFT GROUNDED. R & R M1672 EMERGENCY EXIT LIGHT BATTERY PACK IAW AMM 33-51-06-960-805. R2 DOOR EMERGENCY EXIT LIGHTS OPS NORMAL.May 14, 2016 · N577AS · Boeing 737890 · Emergency LightingSDR ASAA2016042016478Satcom · malfunctionedSAT NOT INDICATED ON ACMS MENU PAGE QRH LOCK PROCEDURES PERFORMED. ACFT GROUNDED. POWERED DOWN ACFT AND POWERED UP, SATCOM APPEARED. PERFORMED SATCOM OPS CHECK IAW AMM 23-15-00. SYS OPS CHECKS GOOD.Apr 20, 2016 · N577AS · Boeing 737890 · Communications SystemSDR ASAA2016031816011Indicator · failedREPORTED BY FUELING SERVICE NR 2 FUEL GAUGE INOPERATIVE AT FUELING PANEL SHOWING ID FAILED. ACFT GROUNDED. REVERIFIED INOPERATIVE REFUEL INDICATOR IS FOR NR 1 FUEL GAUGE. R & R NR 1 REFUEL QTY INDICATOR IAW AMM 28-41-61-000-801 AND 28-41-61-400-801. OPS TESMar 18, 2016 · N577AS · Boeing 737890 · Fuel Quantity IndicatorSDR ASAA2016031415904Control Panel · failedMODE CONTROL PANEL AMBIENT LIGHT SENSOR WILL NOT DIM MCP DISPLAY. ACFT GROUNDED. REPLACED MODE CONTROL PANEL. ALL OPS NORMAL AMM 22-11-34. ACCOMPLISHED DFCS LRU INTERFACE TEST FOR MCP, BITE GROUP NR 32, LAND VERIFY TEST, BITE GROUP 49, AND HGS SENSOR TEST Mar 14, 2016 · N577AS · Boeing 737890 · Autopilot SystemSDR ASAA2016031015876Wire Harness · failedWHILE ACCOMPLISHING T/C 78273000, FOUND NR 1 ENGINE WITH SHORT TIME FAULT 78-11541, EACH REVERSER SLEEVE HAS ONE POSITION SIGNAL OUT OF RANGE. ACFT GROUNDED. REPLACED MW0303 HARNESS, ALL OPS NORMAL, REF AMM 71-51-03, 71-00-00. GROUND VERIFICATION SATISFACTORMar 10, 2016 · N577AS · Boeing 737890 · Engine Exhaust System WiringSDR ASAA2016030315755Connector · contaminatedFWD CARGO FIRE TEST FAILED PRE-FLIGHT TEST. ACFT GROUNDED. CLEANED FWD CARGO FIRE SENSORS AS REQUIRED. FWD CARGO FIRE TEST, OPS CHECKS GOOD.Mar 3, 2016 · N577AS · Boeing 737890 · Fire Protection System WiringSDR ASAA2016022815681Compensator · failedDURING 800-28EA-16443-1, FOUND NR 1 FUEL QTY SYTEM TEST FAILED. COMPENSATOR AND NR 1 PROBE ARE BAD. ACFT GROUNDED. REPLACED COMPENSATOR PROBE AND NR 1 TANK UNIT, REF AMM 28-41-21. NR 1 FUEL QTY SYSTEM TEST GOOD, REF AMM 28-41-00-730-801. COMPARISON CHECK GFeb 28, 2016 · N577AS · Boeing 737890 · Fuel Indicating SystemSDR ASAA2016022415660Warning Message · false activationRECEIVED SEVERAL SCRATCHPAD MESSAGES "SINGLE FMC OPERATION" AFTER SHUTDOWN. ACFT GROUNDED. CONFIRMED EXISTENCE OF "SINGLE FMC OPS" MESSAGES IN MCDU'S. REMOVED & RESET EXTERNAL POWER TO ACFT AND PERFORMED BITE TEST OF FMC'S IAW AMM 34-61, TASK 801. OPS NORMAL,Feb 24, 2016 · N577AS · Boeing 737890 · Flight Management Computing Hardware SystemSDR ASAA2016021615479Radio · malfunctionedHF NR 1 RADIO IS ONLY RECEIVING ON A 5 X 1 STATUS WITH BOTH ATC AND OTHER ACFT. APPEARS TO TRANSMIT OK. ACFT GROUNDED. PERFORMED AMM TASK 23-11, TASK 806. FAULT ISOLATION WHEN PLANE ON GROUND. PERFORMED AMM 23-11, TASK 801 BITE PROCEDURE. NO FAULTS NOTED.Feb 16, 2016 · N577AS · Boeing 737890 · HF Communications SystemSDR ASAA2016012815183Satcom · lockedSATCOM LOCK UP, ACFT GROUNDED. ACCOMPLISHED SATCOM RESET IAW QRH PROCEDURES. SATCOM OPS NORMAL.Jan 28, 2016 · N577AS · Boeing 737890 · Communications SystemSDR ASAA2016011414810Compensator · failedWHILE DEFUELING NR 2 TANK, INDICATOR READS HIGHER THAN IT SHOULD. ACFT GROUNDED. R & R TANK UNITS F12, F11, F10, F9, F8, F5, AND F3. REPLACED TANK UNITS F7R AND F6R IAW AMM 28-41-21/401. R & R TANK UNIT F1 AND THE NR 2 TANK COMPENSATOR IAW AMM 28-41-21. REPJan 14, 2016 · N577AS · Boeing 737890 · Fuel Indicating SystemSDR ASAA2016011114720Fuel Nozzle · failedWHILE PERFORMING T/C 78273000, FOUND NR 1 ENGINE FAULT MSG 73-31371 ECONOMIC FAULT UPPER EGT SECTORS. ACFT GROUNDED. R & R FUEL NOZZLES REF POWER PL-73CMPT-07267-2.Jan 11, 2016 · N577AS · Boeing 737890 · Fuel Injector NozzleSDR ASAA2016010514656Starter · failedENGINE NR 1 WOULD NOT START, START VALVE OPEN LIGHT NO N1, NO N2. ACFT GROUNDED. R & R NR 1 ENGINE STARTER WITH SERVICEABLE STARTER. STARTER INSTALLATION IAW AMM 80-11--01-700-801-F00, OPS LEAK CHECK GOOD. REF AMM 71-00-00-801-F00 TEST 1 & 3A OPS AND LEAK CHJan 5, 2016 · N577AS · Boeing 737890 · Engine StarterSDR ASAA2015122614451Satcom · malfunctionedMCDU MENU PAGE DID NOT DISPLAY "SAT" OPTION AT AL. ACFT GROUNDED. ACCOMPLISHED FIM TASK 23-15-00-23-801, PARA C. SATCOM LOCK-UP ON POWER TRANSFER. NO FAULTS FOUND ON IRIDIUM TRANSCEIVER. PULLED AND RESET SATCOM CB P18-2, D14 SAT PROMPT NOW DISPLAYS ON MDCDec 26, 2015 · N577AS · Boeing 737890 · Communications SystemSDR ASAA2015122214435Warning Light · false activationLEFT SIDE WINDOW HEAT OVERHEAT LIGHT CAME ON AT 1,000 FT ON APPROACH. AFFECTED SWITCH TURNED OFF. ACFT GROUNDED. PERFORMED BITE TEST IAW FIM 30-41, TASK 801. NO FAULTS FOUND. PERFORMED WINDOW HEAT SYSTEM OPS TEST IAW AMM 30-41-00-710-801, CHECKS GOOD. FODec 22, 2015 · N577AS · Boeing 737890 · Windshield/Door Rain/Ice RemovalSDR ASAA2015120714146Connector · disengagedDURING ACCOMPLISHMENT OF TC 78273000. NR 1 ENGINE SHOWED FAULT CODE 77-10851, BOTTOM RT EGT SIGNAL OUT OF RANGE T495S2. SHOWED ON RECENT FAULTS LEG 1, 2, 3. FAULT HISTORY ON LEGS 1-9. ACFT GROUNDED. ACCOMPLISHED TROUBLESHOOTING IAW FIM 77-21, TASK 802. Dec 7, 2015 · N577AS · Boeing 737890 · Engine Indicating System WiringSDR ASAA2015112514010Connector · disengagedDURING ACCOMPLISHMENT OF TC 78273000, FMC CDU ENGINE FAULT INTERROGATION, FOUND ECONOMIC FAULT MSG 77-10851. THE BOTTOM RT EGT SIGNAL T495S2, IS OUT OF RANGE. ACFT GROUNDED. ACCOMPLISHED TROUBLESHOOTING IAW FIM 77-21, TASK 802. FOUND NR 1 ENGINE T49.5 S2 Nov 25, 2015 · N577AS · Boeing 737890 · Engine Indicating System WiringSDR ASAA2015112513999Seal · missingNR 1 ENGINE FAN LUBE PLATFORMS MISSING 57" OF ELASTOMER SEAL. ACFT GROUNDED. R & R NR 1 ENGINE ALL PLATFORMS REF T/C 78972002.Nov 25, 2015 · N577AS · Boeing 737890 · Turbine Engine Air Inlet SectionSDR ASAA2015112013894Satcom · lockedSATCOM LOCKUP, ACFT GROUNDED. RESET SATCOM C/B. SATCOM RESTORED NORMAL.Nov 20, 2015 · N577AS · Boeing 737890 · Communications SystemSDR ASAA2015111013706Satcom · unknownMISSING SAT SELECTION ON THE MCDU MENU PAGE. ACFT GROUNDED. ACCOMPLISHED QRH RESET PROCEDURE. SAT SELECTION RETURNED TO THE MCDU MENU PAGE.Nov 10, 2015 · N577AS · Boeing 737890 · Communications SystemSDR ASAA2015110713665Control Valve · failedZONE TEMP CONTROLLER CAB LT ILLUMINATED ON RECALL, ACFT GROUNDED. R & R FLT DECK ZONE TRIM VALVE IAW AMM 21-61-21, OPS & LEAK CK NORMAL. NO FAULTS ON EITHER PACK/ZONE TEMP CONTROLLER AFTER BITE AND COCKPIT ZONE TEMP CONTROLLER CAB ANNUNCIATION REMAINS EXTINNov 7, 2015 · N577AS · Boeing 737890 · Cabin Temperature Control SystemSDR ASAA2015110513664Control Valve · failedCONTROLLER CABIN PRIMARY TEMP CONTROL INOPERATIVE. ACFT GROUNDED. CONFIRMED FAULT, RT ZONE TEMP CONTROLLER SHOWS FLIGHT DECK TRIM VALVE, V143, FAULTS. R & R FLIGHT DECK TCV REF AMM TASK 21-61-21, GROUND FUNCTIONAL CK/LEAK CK AND PACK/ ZONE TEMP CONTROLLER BNov 5, 2015 · N577AS · Boeing 737890 · Cabin Temperature Control SystemSDR ASAA2015110513661Warning Message · false activationAUTO FAIL & ALTN LIGHTS ON PRESSURIZATION CONTROL PANEL. ACFT GROUNDED. RESET PRESSURIZATION CONTROL SYS AND TESTS NORMAL IAW FIM 21-31, TASK 827.Nov 5, 2015 · N577AS · Boeing 737890 · Cabin Pressure Control SystemSDR ASAA2015100913434Module · failedAPU BLUE MAINT LIGHT. ACFT GROUNDED. PERFORMED APU BITE. FOUND FAULT 49-72103 AND 49-72104 IN CURRENT STATUS. PERFORMED FIM 49-70, TASK 806. NO WIRING DEFECTS FOUND. R & R APU DATA MEMORY MODULE IAW AMM 49-72-11. OPS CHECLED GOOD. NO CURRENT FAULTS AFTER Oct 9, 2015 · N577AS · Boeing 737890 · APU Indicating SystemSDR ASAA2015100413319Lug · failedNR 1 ENGINE OVERHEAT LOOP-A INOPERATIVE. ACFT GROUNDED. BROKEN TERMINAL LUG AT UPPER FAN DETECTOR FOR A-LOOP. INSTALLED NEW TERMINAL LUG, REF SWMP 20-30-00 & WDM 26-11-11. ENGINE FIRE TEST NORMAL.Oct 4, 2015 · N577AS · Boeing 737890 · Overheat Detection
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