N587AS

Service difficulty reports · 482

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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 = 'N587AS'
  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 ASAA2026053166450Hinge · stickingFA REPORTS L1 DOOR DIFFICULT TO OPEN AND CLOSE HINGE MECHANISM AND HANDLE STICKY. GROUNDED - YES. PERFORMED FIM TASK 52-10 TASK 807. LUBRICATE L1 DOOR SERVICING-MECHANISM PER AMM TASK 12-25-11-640-802. FOUND DOOR GUIDE BALL MISS-ALIGNED ON TRACK. ADJUSTED UPPEMay 31, 2026 · N587AS · Boeing 737890 · Fuselage, Door HingeSDR ASAA2026052666350Hinge · lack of lubeFA REPORTS L-1 BOARDING DOOR DIFFICULT TO OPEN. GROUNDED - YES. LUBRICATED DOOR HINGE PLATES REF MM 12-25-11640-801. CYCLED DOOR SEVERAL TIMES OPS CK OK.May 26, 2026 · N587AS · Boeing 737890 · Fuselage, Door HingeSDR ASAA2026031365498Cargo Track · crackedAFT CARGO L/H CARGO TRACK STA 727I TO STA 727E CRACKED. GROUNDED - YES. REPAIRED AFT CARGO TRACK L/H STA 727I TO 727E IAW B737-800 SRM 53-00-53-2A-3.Mar 13, 2026 · N587AS · Boeing 737890 · Fuselage, Seat/Cargo Attach FittingsSDR ASAA2026031365336Cargo Track · crackedAFT CARGO R/H CARGO TRACK STA 727C TO STA 767 CRACKED. GROUNDED - YES. REMOVED AND REPLACED CARGO TRACK IAW B737-800 SRM 53-00-53-2R-3.Mar 13, 2026 · N587AS · Boeing 737890 · Fuselage, Seat/Cargo Attach FittingsSDR ASAA2026031165258Transition Panel · corrodedAFT CARGO RT TRANSITION CORRODED, RBL 24, BS 747 - 727A. GROUNDED - YES. REMOVED CORROSION FOUND TO BE OUT OF LIMITS, REMOVED AND REPLACED TRANSITION PANEL IAW SRM 53-00-53-2R-5.Mar 11, 2026 · N587AS · Boeing 737890 · Fuselage Miscellaneous StructureSDR ASAA2026031165143Transition Panel · corrodedAFT CARGO L/H TRANSITION CORRODED LBL 24 STA 787 TO 727A. GROUNDED - YES. REMOVED DAMAGE ON AFT CARGO L/H TRANSITION LBL24 STA 787 TO 727A FOUND TO BE OUT OF LIMITS REMOVED AND REPLACED L/H TRANSITION PANEL IAW B737-800 SRM 53-00-53-2R-5W: 2" O: 0.040 R: 0 L: Mar 11, 2026 · N587AS · Boeing 737890 · Fuselage Miscellaneous StructureSDR ASAA2025110862179Door · stiffFA REPORTS L1 DOOR DIFFICULT TO OPEN AND HAS POSSIBLE TORN SEAL LOWER RIGHT SIDE OF DOOR. GROUNDED - YES. PERFORMED BVI OF DOOR SEAL NO TORN SEAL OR DEFECTS NOTED. CLEANED DOOR TRACK FOR DEBRIS. PERFORMED OPS CHECK L1 DOOR OPEN & CLOSE IAW AMM 52-11-00 OPS CHENov 8, 2025 · N587AS · Boeing 737890 · Passenger/Crew DoorsSDR ASAA2025110762180Door · faultedL1 DOOR WOULD NOT OPEN FROM INSIDE. GROUNDED - YES. PREFORMED OPS CHECK L1 DOOR OPEN + CLOSE FUNCTION AMM 52-11-00. CHECKS OK AT THIS TIME - PERFORMED GVI L1 DOOR AREA LINER INSTALLED. - NO DEFECTS.Nov 7, 2025 · N587AS · Boeing 737890 · Passenger/Crew DoorsSDR ASAA2025061158661Lens · missingSIDEWALL EXIT/SALIDA LT LENS MISSING AT ROW 16 ABC. GROUNDED - YES. REPLACED LT LENS ON EXIT/SALIDA LT AT ROW 16 ABC SIDEWALL. REF AMM 33-51-01. OPS CHK GOOD.Jun 11, 2025 · N587AS · Boeing 737890 · Emergency LightingSDR ASAA2025052758255Link · excess playRAMP REPORTS R1 DOOR DIFFICULT TO CLOSE. GROUNDED - YES. INSPECTED AND FOUND UPPER TORQUE TUBE LINK ASSY TO GUIDE ARM INTERFACE HAS EXCESSIVE PLAY. VERIFIED R1 DOOR OPENS AND CLOSES. A/C RELEASED FOR THE SPECIAL FLIGHT TO SEA PER SPECIAL FLT PERMIT DATED 5/27/May 27, 2025 · N587AS · Boeing 737890 · Service DoorsSDR ASAA2025052458199Roller · lack of lubeR1 DOOR -FWD SERVICE- IS DIFFICULT TO CLOSE UPPER RIGHT SIDE OF DOOR NEEDS TO BE PUSHED TO ENGAGE CAM. GROUNDED - YES. PERFORMED LUBING ON DOOR ROLLER & CLOSED R1 DOOR SEVERAL TIMES PER AMM 52-41-00. OPS NORMAL.May 24, 2025 · N587AS · Boeing 737890 · Service DoorsSDR ASAA2025031956700Gate · no testL1 DOOR FAILED POST HEALTH CHECK SRXR430X. GROUNDED - YES. PERFORMED FWD ENTRY DOOR UPPER AND LOWER GATE BALL ADJUSTMENT AND RECHECKED FWD ENTRY DOOR POST HEALTH CHECK TORQUE MEASUREMENT IN REF TO B737 AMM 52-11-00-820-801-AND AMM 52-11-00-700-804 ADJUSTMENT AMar 19, 2025 · N587AS · Boeing 737890 · Passenger/Crew DoorsSDR ASAA2025030656676Skin · corrodedAT DRAIN MAST ON THE RIGHT-HAND SIDE HAS CORROSION SRXR430X. GROUNDED - YES. ACCOMPLISHED CATEGORY "A" REPAIR ON FUSELAGE SKIN P/N 147A3400-4 BY AFT DRAIN MAST ON THE RIGHT-HAND SIDE AT STA 986.5 TO STA 1006 AND STR 24L TO 25L. IAW 800-53EA-28423 REV00 SRXR430Mar 6, 2025 · N587AS · Boeing 737890 · Fuselage Main, Plate/SkinSDR ASAA2025030656675Skin · corrodedCORROSION ON FASTENERS FWD OF OUTFLOW VALVE BETWEEN STA 986 AND STA 967 SRXR430X. GROUNDED - YES. ACCOMPLISHED CATEGORY "A" REPAIR ON FUSELAGE SKIN P/N 147A3400-4 BETWEEN STA 967 AND STA 986 AT AND STR 25R TO 27R. IAW EA800-53EA-28423 REV00 SRXR430X.Mar 6, 2025 · N587AS · Boeing 737890 · Fuselage Main, Plate/SkinSDR ASAA2024060750163Bulb · burned outRIGHT OVER WING EXIT (ROW 17) BURNED OUT. GROUNDED - YES. SECURED LIGHT BULB AND OPS. GOOD. OK FOR SERVICE.Jun 7, 2024 · N587AS · Boeing 737890 · Emergency LightingSDR ASAA2024042749288Lamp · inoperativeRH AFT EMERGENCY EXIT DOOR EMERGENCY ILLUMINATION LIGHT (IN UNIT AFT) INOP. GROUNDED - YES. RELAMPED AS REQUIRED. OPS TEST GOOD.Apr 27, 2024 · N587AS · Boeing 737890 · Emergency LightingSDR ASAA2024030648266Sign · detachedPLASTIC "EXIT" SIGN FELL OFF ROW 17 ABC. GROUNDED - YES. REINSTALLED ROW 17 ABC EMERGENCY EXIT SIGN LENS. OPS CKS GOOD. REF AMM 33-51-01.Mar 6, 2024 · N587AS · Boeing 737890 · Emergency LightingSDR ASAA2024021277805Door · bindingFA REPORTS L1 DOOR DIFFICULT TO OPEM/CLOSE MIG-2C #40-0054465 HAS BEEN INITIATED, MIG-2C 40-0054466 & 40-0054467 INITIATED. MIG-2C #40-0054468 HAS BEEN INITIATED. GROUNDED - YES. DURING INSPECTION OF THE L1 FORWARD ENTRY DOOR FOUND LOWER HINGE PIN AND BEARING Feb 7, 2024 · N587AS · Boeing 737890 · Passenger/Crew DoorsSDR ASAA2023110446014Unknown · unknownUPON LANDING, PRESSURIZATION SYSTEM DID NOT OPEN THE OUTFLOW VALVE TO DEPRESSURIZE THE AIRCRAFT. GROUNDED - YES. BOTH CONTROLLERS, PERFORMED DCPC BITE REF FIM 21-31 TASK 801. NO EXISTING FAULTS NOTED. NO FAULTS NOTED ON INBD FL OR PREVIOUS ONE. GROUND TEST BITNov 4, 2023 · N587AS · Boeing 737890 · Pressure Regulator/Outflow ValveSDR ASAA2023102145755Actuator · faultedDURING DESCENT CHECKLIST RECALL - LEFT PACK LIGHT ILLUMINATED AND IS RESETTABLE. GROUNDED - YES. (RESOLVED ON W/O: 1974348 TASKCARD: N/R-00002 ) CONFIGURATION CHANGES REVERSED FOR MEL 21-5C. LH RAM AIR INLET ACTUATOR REMOVED AND REPLACED PER AMM 21-51-21-000-8Oct 21, 2023 · N587AS · Boeing 737890 · Cabin Cooling SystemSDR ASAA2023101945752Unknown · unknownL PACK LIGHT ILLUMINATED SINGLE CHANNEL FAULT. GROUNDED - YES. REF FIM 21-53 TASK 821, PERFORMED PZTC 1 + 2 BITE, PZTC 1 HAD RAM AIR ACTUATOR FAULT LIGHT. REF FIM 21-62 TASK 837 PERFORMED OPS TEST OF PACK 1, OPS TEST GOOD, L/H PACK LIGHT NOT ILLUMINATED, PERFOOct 19, 2023 · N587AS · Boeing 737890 · Cabin Cooling SystemSDR ASAA2023101545760Idg · leakingFOLLOW-UP TO #2 IDG CONTINUED FREQUENT SERVICING. GROUNDED - YES. FOUND LEAK AT IDG DRAIN PAD. REF AMM 24-11-00. ETOPS PART VERIFICATION SEAMC WILL NOTIFIED. REMOVED AND REPLACED #2 IDG REF AMM 24-11-11. SUCCESSFUL ETOPS GROUND VERIFICATION SEAMC WILL NOTIFIEDOct 15, 2023 · N587AS · Boeing 737890 · Electrical Power SystemSDR ASAA2023100745500Unknown · unknownRIGHT APU GEN SWITCH IS LOOSE. GROUNDED - YES. SECURED AS REQUIRED SWITCH NO LONGER LOOSE.Oct 7, 2023 · N587AS · Boeing 737890 · AC Generator-AlternatorSDR ASAA2023090745046Probe · failedLEFT TEMP PROBE (A) FAILED - LIGHT ILLUMINATED ENROUTE @ FL 360 TEMP -27 DEG C. GROUNDED - YES. (RESOLVED ON W/O: 1968753 TASKCARD: N/R-00001 ) REPLACED LEFT TAT PROBE WITH SERVICABLE UNIT, HEATER SYSTEM TEST AND INSTALLATION TEST OK. REF AMM 34-21-06. ETOPS SSep 7, 2023 · N587AS · Boeing 737890 · Pitot/Static Anti-Ice SystemSDR ASAA2023090245034Valve · unknownFOLLOW-UP TO #2 IDG FREQUENT SERVICING----(#PRI2)-----ETOPS SIGNIFICANT SYSTEM----. GROUNDED - YES. (RESOLVED ON W/O: 1968229 TASKCARD: N/R-00001 ) REMOVED AND REPLACED FILL VALVE IAW CMM 24-11-85 AND VENT VALVE IAW AMM 24-11-00-700-804. PERFORMED OPS CHK. OPSSep 2, 2023 · N587AS · Boeing 737890 · Electrical Power SystemSDR ASAA2023090144906Unknown · unknownAPU EGT GUAGE READS 0 UPON START AND WHILE RUNNING, EVENTUALLY STARTED WORKING AFTER 5 MIN RUNTIME. GROUNDED - YES. ON DEFERRAL.Sep 1, 2023 · N587AS · Boeing 737890 · Airborne Auxiliary Power Unit (APU) SystemSDR ASAA2023072144165Unknown · unknownELEC LIGHT ILLUMINATED ON AVH PANEL. GROUNDED - YES. ACCOMPLISHED FIM T/C 24-34/802. SPCU FAULT CLEARED. NO HISTORY PAST 30 DAYS. A/C OK FOR SERVICE.Jul 21, 2023 · N587AS · Boeing 737890 · Electrical Power SystemSDR ASAA2023071544027Unknown · unknownLEFT PACK LIGHT ILLUMINATES ON RECALL. GROUNDED - YES. (RESOLVED ON W/O: 1961368 TASKCARD: N/R-00001 ) ACCOMPLISHED FIM TASK 21-62 TASK 801. ZONE TEMP 1 RETURNED FAULT TRIM VALVE ZONE ACCOMPLISHED FIM TASK 21-62 TASK 835. CIRCUT BRAKER RESET (CO1170, CO1158, CJul 15, 2023 · N587AS · Boeing 737890 · Cabin Cooling SystemSDR ASAA2023062943828Unknown · unknownLEFT PACK LIGHT ON. GROUNDED - YES. REL PER MEL 21-32B L PACK CONT INOPAUTH BY SEAMC LAMONT @ 1721ZACCOMPLISHED B737-800 FIM 21-62 TASK 801#1 PZTC FAULT RAM AIR ACTUATOR ON PREVIOUS LEG.BITE/VERIFY TEST OF PZTC PASSED. NO FURHTER DEFECTS MEL 21-32B CLEARED.Jun 29, 2023 · N587AS · Boeing 737890 · Cabin Cooling SystemSDR ASAA2023062643740Unknown · unknownFAULT LIGHT ILLUMINATES DURING APU START. GROUNDED - YES. ON DEFERRAL.Jun 26, 2023 · N587AS · Boeing 737890 · APU Start/Ignition SystemSDR ASAA2023062443679Unknown · unknownHF #2 RADIO DISPLAYS "FAIL-FAIL" ON THE DISPLAY. GROUNDED - YES. RESET CIRCUIT BREAKER FAILED CLEARED PERFORMED HF#2 COM SYSTEM BIT PROCEDURE IAW B737-800 FIM 23-11 TASK 801 BIT CHECK GOOD.Jun 24, 2023 · N587AS · Boeing 737890 · HF Communications SystemSDR ASAA2023061243585Window · faultyWIRING ATTACHED TO THE L1 WINDOW UPPER RIGHT HAND SIDE HAS SMALL ORANGE GLOW WHICH EXTINGUISHES WHEN FWD WINDOW HEAT IS TURNED OFF. GROUNDED - YES. VERIFIED "GLOW" IS BAD HEATER ELEMENT. REMOVED AND REPLACED L1 WINDOW, REF B737-800 AMM 56-11-11-000-801/-400-80Jun 12, 2023 · N587AS · Boeing 737890 · Windshield/Door Rain/Ice RemovalSDR ASAA2023060143427Unknown · unknownLEFT PACK LIGHT ILLUMINATED ON RECALL. GROUNDED - YES. PERFORMED PACK TEMP CONTROL BITE PROCEDURE REF B737-800 FIM 21-62 TASK 801 ON #1 AND #2 ZONE TEMP CONT'S FOUND TCV LIGHT ILLUMINATED ON #2 ZONE TEMP CONT. AND GOES AWAY WITH RESET. #1 ZONE TEMP CONTROL BIJun 1, 2023 · N587AS · Boeing 737890 · Cabin Cooling SystemSDR ASAA2023031442378Floor Panel · crackedFWD WET AREA FLOOR PANEL 141A5810-175 CORNER TAB CRACKED. GROUNDED - YES. REPAIRED FLOOR PANEL CORNER TAB IAW B737-800 SRM 53-00-50-2R-4 AND 53-00-50-2R-0.Mar 14, 2023 · N587AS · Boeing 737890 · Fuselage Miscellaneous StructureSDR ASAA2023030342342Support Angle · corrodedUPON REMOVAL OF AFT PIT DOOR SURROUND FWD SHIELD, FOUND SUPPORT ANGLE TO BE CORRODED.TIPR833K. GROUNDED - YES. REMOVED CORROSION FROM THE AFT PIT DOOR SURROUND ANGLE PER B737-800 SRM 53-60-15-1A-1.2.A. ORIG THICKNESS IS .050" PER B737-800 SRM 53-60-15-0I-1 TABMar 3, 2023 · N587AS · Boeing 737890 · Fuselage Miscellaneous StructureSDR ASAA2023030142527Floorbeam · corrodedMAIN CABIN, STA 344, LBL 10+-, CORROSION AROUND FASTENER HOLE. GROUNDED - YES. EVALUATED AND REMOVED CORROSION IAW B737-900 SRM 53-10-51-01-2 AND B737-800 SRM 53-10-51-1A-1. ORIGINAL T. .175", REMOVED .085", REMAINING .090", FOUND TO BE OUT OF LIMITS IAW B737Mar 1, 2023 · N587AS · Boeing 737890 · Fuselage Miscellaneous StructureSDR ASAA2023030142377Support · corrodedAFT WET AREA RIGHT HAND SIDE @ STATION 992 +/- BL31 GALLEY SUPPORT INTERCOSTAL CORRODED. DOT: N713. GROUNDED - YES. REMOVED CORROSION. 100% MATERIAL LOSS, OUT OF LIMITS IAW B737-800 SRM 53-70-51-1A-1 FIG 104. REMOVED SUPPORT ANGLE IAW B737-800 SRM 51-40-02. DRMar 1, 2023 · N587AS · Boeing 737890 · Fuselage Main, StructureSDR ASAA2023030142341Strap · corrodedMAIN CABIN, STA 298+-, RBL 54, MOP SILL HAS CORROSION.DOT: N565. GROUNDED - YES. REMOVED CORROSION IAW B737-800 SRM 51-10-02.ORIGINAL THICKNESS 0.063, REMOVED 0.014, REMAINING THICKNESS 0.049. FOUND TO BE OUT OF LIMITS IAW B737-800 SRM 53-10-15-1A-2 DETAIL D. Mar 1, 2023 · N587AS · Boeing 737890 · Fuselage Miscellaneous StructureSDR ASAA2023030142270Panel · crackedMAIN CABIN FLOOR SUPPORT STRUCTURE IS CRACKED AT STA 540 APPROX RBL 1. GROUNDED - YES. REMOVED CRACKED FLOOR SUPPORT / BREAK PNL ASSY IAW B737-800 SRM 51-40-02. DRILLED TO FIT NEW FLOOR SUPPORT/ BREAK PNL ASSY IAW B737-800 SRM 51-40-05 AND BAC DWG 143A0060 REVMar 1, 2023 · N587AS · Boeing 737890 · Fuselage Main, StructureSDR ASAA2023030142269Panel · crackedMAIN CABIN FLOR SUPPORT STRUCTURE IS CRACKED AT STA 540 APPROX LBL1. GROUNDED - YES. REMVOED CRACKED FLOOR SUPPORT /BREAK PNL ASSY IAW B737-800 SRM 51-40-02DRILLED TO FIX NEW FLOOR SUPPORT /BREAK PNL ASSY IAW B737-800 ARM 51-40-05 AND BAC DWG 143A0060 REV A.Mar 1, 2023 · N587AS · Boeing 737890 · Fuselage Miscellaneous StructureSDR ASAA2023022842340Shield · corrodedAFT PIT DOOR SURROUND FWD SHIELD HAS CORROSION.TIPR833K. GROUNDED - YES. REMOVED CORROSION FROM THE AFT PIT DOOR SURROUND FWD SHIELD PER B737-800 SRM 53-60-15-1A-1.2.A. ORIG THICKNESS IS .050" PER B737-800 SRM 53-60-15-0I-1 TABLE 4. REMOVED .020", REMAINING THFeb 28, 2023 · N587AS · Boeing 737890 · Fuselage Miscellaneous StructureSDR ASAA2023022242609Battery Pack · failedEMERGENCY LIGHT SYSTEM BATTERY PACK FAILED CAPACITY CHECK FOR BATTERIES M1670, M1671, M1672, M1673. GROUNDED - YES. REPLACED BATTERY PACKS M1670, M1671, M1672 AND M1673 IAW ASA B737NG MM 33-51-06-960-805, OP CHECK GOOD ASA B737NG MM 33-51-06-960-805.Feb 22, 2023 · N587AS · Boeing 737890 · Emergency LightingSDR ASAA2023022242235Battery Pack · failedEMERGENCY LIGHT BATTERY PACKS FAILED CAPACITY CHECK GROUNDED - YES. REPLACED FOUR BATTERY PACKS S/N 162201, 202540, 211441, 211447.Feb 22, 2023 · N587AS · Boeing 737890 · Emergency LightingSDR ASAA2023020641851Valve · inoperativeNO N1 OR N2 ON #2 ENGINE START. GROUNDED - YES. REMOVED AND REPLACED #2 ENGINE START VALVE IAW B737-800 AMM 80-11-03.Feb 6, 2023 · N587AS · Boeing 737890 · Engine CrankingSDR ASAA2023020441813Not Reported · not reportedBOTH PACK LIGHTS ILLUMINATE ON RECALL. LIGHTS EXTINGUISH WHEN MASTER CAUTION IN RESET. GROUNDED - YES. PERFORMED B737-800 AMM 21-61-00 PACK/ZONE TEMP CONTROL BITE TEST. FOUND FAULT FOR RIGHT AND LEFT RAM AIR DOOR ACTUATORS. FAULT WAS RESET AND OPS CHECKED GOODFeb 4, 2023 · N587AS · Boeing 737890 · Cabin Cooling SystemSDR ASAA2023011241527Compensator · out of limitsWHILE ACCOMPLISHING TSR713599, FOUND #1 TANK UNITS, 5 AND 6, OUT OF LIMITS PER AMM 28-41-21-710-801. GROUNDED - YES. ACCOMPLISHED A TANK & COMP UNITS TEST REF B737-800 AMM 28-41-21/501. VERIFIED TU'S 5&6 REQUIRE REPLACEMENT. REMOVED PANEL 532EB AND 532FB FOR AJan 12, 2023 · N587AS · Boeing 737890 · Fuel Indicating SystemSDR ASAA2022123001306Warning Message · false activationLEFT PACK LIGHT ILLUMINATES DURING RECALL AND RESETS WHEN MASTER CAUTION PUSHED. FOLLOWED ASA QRH AND BOTH PACK LIGHTS ARE EXTINGUISHED. GROUNDED - YES. #1 PACK TEMP CONTROL BITE LOGGED RAM AIR DOOR ACT, FAULT RESETS. ACCOMPLISHED BITE TEST FOUR MORE TIMES, NODec 29, 2022 · N587AS · Boeing 737890 · Cabin Cooling SystemSDR ASAA2022122841332Fire Detector · faulted#1 ENGINE FIRE DISCHARGE LIGHT WON'T ILLUMINATE. GROUNDED - YES. REMOVED AND REPLACED #1 ENGINE RIGHT CORE FIRE DETECTOR ASSY REF B737-800 AMM TASK 26-11-01-000/400-801. PERFORMED OP TEST REF TASK 26-11-00-710-801, OP TEST PASS WITH #1 ENGINE FIRE DISCHARGEDec 28, 2022 · N587AS · Boeing 737890 · Fire DetectionSDR ASAA2022122841322Modulating Valve · failedRIGHT PACK LIGHT ILLUMINATED, RESET ON MASTER CAUTION RESET. GROUNDED - YES. CONFIRMED FAULT, R/H PACK LIGHT ILLUMINATES WHEN RECALLED. NO.2 PACK/ZONE TEMP CONTROLLER SHOWS HARD FAIL "TCV-2". REMOVED & REPLACED TCV-2 (V141) REF B737-800 AMM 21-51-10.Dec 28, 2022 · N587AS · Boeing 737890 · Cabin Cooling SystemSDR ASAA2022122541283Fire Loop · faultyAPU DET INOP LIGHT ILLUMINATED. GROUNDED - YES. REMOVED AND REPLACED APU FIRE DETECTION LOOP IN TAIL CONE. OPS CK GOOD. REF B737-800 AIPC 26-15-01. REF CMM 26-10-85.Dec 25, 2022 · N587AS · Boeing 737890 · Detection System
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