N597AS

Service difficulty reports · 401

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 = 'N597AS' 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 ASAA2018102926607Skin · crackedLT HORIZ LOWER SKIN HAS A CRACK AT STA 166. GROUNDED - YES. REPAIRED LT HORIZ LOWER SKIN IAW ARM 55 10 01 2R 11 REPAIR IS CATEGORY B WITH THRESHOLD OF 56,000 CYCLES WITH INSPECTION INTERVALS EVERY 9,000 CYCLES/.Oct 2, 2018 · N597AS · Boeing 737890 · Horizontal Stabilizer, Plate/SkinSDR ASAA2018100226541Door Sill · corrodedAFT CARGO DOOR CUTOUT SELL WEB HAS CORR. GROUNDED - YES. REMOVED AND REPLACED AFT CARGO SILL WEB IAW SRM 51 40 02 06 0, PG 42, FIG 11 AND PG 39, FIG 9 W .009" O .056" R .041" L 2.00" D .015.Oct 2, 2018 · N597AS · Boeing 737890 · Fuselage Miscellaneous StructureSDR ASAA2018100226486Channel · crackedAFT CARGO COMP LT Z CHANNEL AT STA 727I HAS CORR AND IS CRACKED. GROUNDED - YES. REMOVED CORR ON AFT CARGO COMP LT Z CHANNEL AT STA 727I, FOUND TO BE OUT OF LIMITS DUE TO 100% MATL LOSS IAW SRM 53 00 53 1A 2 STEP 2D AND FIG 103 DETAIL D. REMOVED CORRODED AND COct 2, 2018 · N597AS · Boeing 737890 · Fuselage Miscellaneous StructureSDR ASAA2018093026542Floorbeam · corrodedFASTENER HOLES ON 986.5 FLOORBEAM CORRODED ON BOTH LT AND RT ENDS. GROUNDED - YES. REPAIRED STA 986.5 FLOORBEAM IAW EA 53EA 20819 W 1" O .150" R .120 L 2" D .030".Sep 30, 2018 · N597AS · Boeing 737890 · Fuselage Main, Floor BeamSDR ASAA2018092516237Hose · damaged#2 ENG HYD LOW PRESS LIGHT AFTER PUSHBACK AND FLAPS SET TO 5 DEGREES. HYD B QTY DROPPED TO 78%. GROUNDED - YES. FOUND PRESSURE LINE FROM ENGINE-DRIVEN PUMP DAMAGED AT PYLON, REMOVED AND REPLACED PRESSURE LINE. PERFORMED GROUND VERIFICATION AND LEAK CHECK, GOODSep 21, 2018 · N597AS · Boeing 737890 · Hydraulic System, MainSDR ASAA2018081325735Warning Light · false activationDURING PREFLIGHT, FOUND THE AUTO FAIL & MANUAL LIGHTS ILLUMINATED ON PRESSURIZATION CONTROL PANEL. ACFT GROUNDED. REPOSITIONED PRESSURIZATION MODE TO MANUAL & BACK TO AUTO, LIGHTS EXTINGUISHED. PERFORMED A BITE ON DCPC, FOUND NO FAULTS IAW FIM 21-31, TASK Aug 12, 2018 · N597AS · Boeing 737890 · Cabin Pressure Control SystemSDR ASAA2018081385723Autothrottle Sys · malfunctionedAUTO THROTTLES WILL NOT STAY ENGAGED. ACFT GROUNDED. ACCOMPLISHED AN AUTOTHROTTLE BITE IAW FIM 22-31, TASK 801. CURRENT FAULTS SHOWS MESSAGES 22-31512, AND 22-31514, NO EEC DATA. ACCOMPLISHED FIM 22-31, TASK 806. EEC BITE SHOWS NO FAULTS, EEC GROUND TEST SAug 8, 2018 · N597AS · Boeing 737890 · Auto Throttle SystemSDR ASAA2018080635674Cam · lack of lubeL1 DOOR WAS DIFFICULT TO CLOSE AND DOES NOT APPEAR TO BE FLUSH WITH DOOR HANDLE FULLY IN CLOSED POSITION. ALSO A VERY LOUD GRINDING SOUND WHILE DOOR LOCK IS BEING ENGAGED. ACFT GROUNDED. PERFORMED AMM 52-11-00-820-801, STEP 2. G92, H(1) (A-B) (C) 11)., VEAug 3, 2018 · N597AS · Boeing 737890 · Passenger/Crew DoorsSDR ASAA2018062525199Unknown · malfunctionedDURING CRUISE "FMC" AND "VTK" ANNUNCIATED ON F/O NAV DISPLAY. GROUNDED - YES. PERFORMED FIM TASK 836 PART E. OPS CHECK NORMAL ALL SYSTEMS NORMAL.Jun 25, 2018 · N597AS · Boeing 737890 · Flight Management Computing Hardware SystemSDR ASAA2018062325172Indication Sys · malfunctionedDURING CRUISE, SYSTEM A HYD QTY SHOWED APPROXIMATELY 71%. SYSTEM A FLUCTUATED FROM MID 70% TO AS LOW AS 61% IN A TIME SPAN OF 10 TO 15 MINUTES. THE SYSTEM A PRESSURE FLUCTUATED WILDLY BETWEEN 3060 LBS TO 3010 LBS DURING THE SAME TIME PERIOD. ON RETURN, THEJun 23, 2018 · N597AS · Boeing 737890 · Hydraulic System, MainSDR ASAA2018061825123Door · missingDURING GVI OF RT PACK AND RAM AIR SYSTEM, FOUND RT PRIMARY PLENUM HEAT EXCHANGER DIFFUSER CHECK VALVE DOOR AND HINGE MISSING, AND DEPARTED AIRCRAFT. REF L/P 11933022 FOR PARTS DEPARTING A/C CONDITIONAL INSPECTION. GROUNDED - YES. REPLACED MISSING DOOR AND HINGJun 18, 2018 · N597AS · Boeing 737890 · Cabin Cooling SystemSDR ASAA2018061025028Warning System · false activationRIGHT PACK LIGHT ILLUMINATED ON DEPARTURE. GROUNDED - YES. COMPLETED QRH PROCEDURE. OPS NORMAL.Jun 10, 2018 · N597AS · Boeing 737890 · Cabin Cooling SystemSDR ASAA2018060924989Switch · malfunctionedDURING CLIMB, THE LT RAM AIR DOOR OPEN LIGHT REMAINED ILLUMINATED UNTIL PASSING 13,000 FT. DURING DESCENT, LIGHT REMAINED EXTINGUISHED UNTIL AFTER LANDING. ACFT GROUNDED. VERIFIED THE LT RAM AIR MODULATION DOOR DOES NOT RESPOND TO FLAP HANDLE MOVEMENT WITHJun 9, 2018 · N597AS · Boeing 737890 · Cabin Cooling SystemSDR ASAA2018061194988Warning Light · false activationRIGHT PACK LIGHT ILLUMINATED AT TAKEOFF. RAN QRH CHECKLIST. LIGHT EXTINGUISHED WITH QRH CHECKLIST PROCEDURE. ACFT GROUNDED. OPS TESTED THE RIGHT A/C PACK IAW AMM 21-00-00-800-803, OPS TESTED GOOD. LIGHT DID NOT ILLUMINATE.Jun 9, 2018 · N597AS · Boeing 737890 · Cabin Cooling SystemSDR ASAA2018060044888Warning Light · false activationRIGHT PACK LIGHT WENT ON IN FLT. CHECKLIST CALLED FOR TRIP RESET. PACK LIGHT OFF. ACFT GROUNDED. PERFORMED A PACK - ZONE TEMPERATURE CONTROLLER BITE TEST IAW AMM 21-61-00, OPS CHECKED NORMAL. NO FAULTS LOGGED. NO HISTORY 90 DAYS. OK FOR CONTINUED SERVICE.Jun 1, 2018 · N597AS · Boeing 737890 · Cabin Cooling SystemSDR ASAA2018052524780Fmc · malfunctionedFMCS CYCLE ON & OFF WITH VTK ILLUMINATING ON THE CAPTAIN'S ND. ACFT GROUNDED. CYCLED POWER TO BOTH FMC, OPS RESTORED. OK FOR SERVICE. IAW FIM 34-61.May 23, 2018 · N597AS · Boeing 737890 · Flight Management Computing Hardware SystemSDR ASAA2018030623772Probe · failedAFTER NR 2 ENGINE START, AMBER TEMP PROBE ILLUMINATED. ACFT GROUNDED. REPLACED THE TAT PROBE. OP CHECKED NORMAL IAW FIM 30-31 / 810, AMM 34-21-06-00-801, & AMM 34-21-06-400-801.Mar 6, 2018 · N597AS · Boeing 737890 · Pitot/Static Anti-Ice SystemSDR ASAA2018022023610Fuel Nozzle · faultyNR 1 ENGINE HAS REOCCURRING REPORTS OF FAULT MESSAGE 73-31371 BEING SET. INDICATION SYSTEM TROUBLE-SHOOTING HAS BEEN PREVIOUSLY ACCOMPLISHED. PRI: 2 ETOPS SIGNIFICANT SYSTEM EC/TC PWRPL-73CMPT-07267-2. GROUNDED - YES. REPLACED UPPER 11 FUEL NOZZLES PER T/C PWRFeb 19, 2018 · N597AS · Boeing 737890 · Fuel Injector NozzleSDR ASAA2018021123545Warning Message · false activationFOUND MAINT CODE 73-31371 ON THE NR 1 ENGINE UPPER EGT SECTORS READING HIGH. ACFT GROUNDED. PERFORMED FMC CDU FAULT TEST/EEC BITE TEST IAW AMM 73-21-00, NO FAULT DETECTED. SYSTEM OP CHECKED GOOD.Feb 11, 2018 · N597AS · Boeing 737890 · Engine Temperature Indicating SystemSDR ASAA2018012623324Fault Message · activatedFOUND THE NR 1 ENGINE ECONOMIC FAULT CODE 73-31371, UPPER EGT SECTORS READING HIGH. ACFT GROUNDED.Jan 26, 2018 · N597AS · Boeing 737890 · Engine Temperature Indicating SystemSDR ASAA2018012023280Egt Indication · reads highFOUND THE NR 1 ENGINE RECENT ECONOMIC FAULT CODE 73-11371, UPPER EGT SECTORS READING HIGH. ACFT GROUNDED. ACCOMPLISHED T/C 78273000, NR 1 ENGINE HAS NO FAULTS ACTIVE.Jan 20, 2018 · N597AS · Boeing 737890 · Engine EGT/TIT Indicating SystemSDR ASAA2018012023230Unknown · malfunctionedHF2 SHOWS FAIL IN ACTIVE AND STANDBY WINDOWS. GROUNDED - YES. ACCOMPLISHED FIM 23-11 TASK 802, HF'S OPS NML. GROUND VERIFICATION GOOD.Jan 20, 2018 · N597AS · Boeing 737890 · HF Communications SystemSDR ASAA2018010323094Gasket · leakingDIAGNOSTIC REPORTED THE NR 2 ENGINE HAS HAD AN INCREASE IN OIL PRESSURE. ACFT GROUNDED. ACCOMPLISHED INDICATING SYSTEM FOR ENGINE OIL PRESSURE, EEC BITE CHECK IAW FIM 73-00 TASK 801. NO FAULTS FOUND. ACCOMPLISHED INSPECTION OF OIL DAMPENING TUBE FOR BLOCKAGEJan 3, 2018 · N597AS · Boeing 737890 · Turbine Engine Oil SystemSDR ASAA2017122923055Cover · leakingTWO FOOT FLAME REPORTED OUT OF THE NR 1 ENGINE NOZZLE ON SPOOL UP AT 40%, WENT AWAY AT TOGA. TOWER REPORTED FLAME, ABORT WAS ACCOMPLISHED AT 40KTS, THE ENGINE HAS BEEN RUNNING FOR 5 OR MORE MINUTES, NO FLIGHT DECK INDICATIONS. ACFT GROUNDED. ACCOMPLISHEDDec 29, 2017 · N597AS · Boeing 737890 · Turbine SectionSDR ASAA2017121122856Unknown · unknownSATCOM LOCKUP GROUNDED - YES. PERFORMED SATCOM LOCK-UP QRH PROCEDURE. PROCEDURE WAS SUCCESSFULLY DONE. REF FLIGHT OPERATIONS MANUAL PG. 8 SECTION 10.400.Dec 11, 2017 · N597AS · Boeing 737890 · Communications SystemSDR ASAA2017112622721Fault Code · false indicationENGINE BITE TEST SHOWS ECONOMIC FAULT CODE 73-31371 MESSAGE. UPPER EGT SECTORS READING HIGH. ACFT GROUNDED. ACCOMPLISHED INITIAL EVALUATION OF FIM 73-11, TASK 801, FOR THE NR 1 ENGINE. SECTORS 1 & 4 PARAMETERS WITHIN 100 DEGREES OF SECTORS 2 & 3. EEC TEST Nov 26, 2017 · N597AS · Boeing 737890 · Engine (Turbine/Turboprop)SDR ASAA2017112322688Warning Message · false activationFMC CDU NR 1 ENGINE FAULT 73-21371 FOR UPPER EGT SECTORS READING HIGH, ECONOMIC FAULT, ACFT GROUNDED. ACCOMPLISHED INITIAL EVALUATION OF FIM 73-11, 801. SECTORS 1 & 4 PARAMETERS WITHIN 100 DEGREES OF SECTORS 2 & 3. EEC TEST PASSED WITH NO FAULTS. NO MX MENov 23, 2017 · N597AS · Boeing 737890 · Engine Temperature Indicating SystemSDR ASAA2017111422635Egt Indication · reads highNR 1 ENGINE HAS FAULT 73-31371, UPPER EGT SECTORS READING HIGH. ECONOMIC FAULT. ACFT GROUNDED. ACCOMPLISHED INITIAL EVALUATION OF B737-800 FIM 73-11 TASK 801 FOR #1 ENGINE. SECTORS 1 & 4 PARAMETERS WITHIN 100 DEGREES OF SECTORS 2 & 3. EEC TEST PASSES WITH NNov 14, 2017 · N597AS · Boeing 737890 · Engine EGT/TIT Indicating SystemSDR ASAA2017111322563Warning Light · illuminatedBLUE APU MAINT LIGHT ILLUMINATED. WHEN STARTING APU AFTER LANDING THE APU SEEMS TO OPERATE NORMALLY. ACFT GROUNDED. COMPLIED WITH FIM 49-90, TASK 804. FAULT CLEARED, OK TO CONTINUE SERVICE.Nov 13, 2017 · N597AS · Boeing 737890 · Airborne Auxiliary Power Unit (APU) SystemSDR ASAA2017102022298Probe · out of limitsWHILE PERFORMING T/C 78273000, FOUND FAULT 73-31371 FOR THE NR 1 ENGINE. ACFT GROUNDED. VERIFIED FAULT STILL ACTIVE, PERFORMED A T49.5 SYSTEM CHECK IAW AMM 77-21-200-801-F00. S1 AND S4 FOUND OUT OF LIMITS. REPLACED IAW AMM 77-21-01-400-801-F00. OPS NORMALOct 20, 2017 · N597AS · Boeing 737890 · Engine Indicating SystemSDR ASAA2017100222102Warning Light · false activationAFTER TOUCHDOWN, ELEC ANNUCIATOR ILLUMINATED ON THE OVERHEAD PANEL ALONG WITH MASTER CAUTION AND ELEC SIX PACK LIGHT. ALL OTHER INDICATIONS APPEARED NORMAL. ACFT GROUNDED. PERFORMED FIM 24-31, TASK 801. MX MESSAGE SPCU INOPERATIVE LOGGED. CLEARED FAULT,Oct 2, 2017 · N597AS · Boeing 737890 · Central WarningSDR ASAA2017091721948Power Supply · no testEMERGENCY LIGHT BATTERY PACK M1670 FAILED TO TEST. ACFT GROUNDED. REMOVED AND REPLACED THE POWER SUPPLY IAW AMM 33-51-06-960-806, OPS NORMAL.Sep 17, 2017 · N597AS · Boeing 737890 · Emergency LightingSDR ASAA2017091721947Battery Pack · no testEMERGENCY LIGHT BATTERY PACKS M1675 AND M1695 FAILED TO TEST. ACFT GROUNDED. REMOVED, REPLACED, AND TESTED THE BATTERY PACKS, OPS NORMAL IAW AMM 33-51-06-960-805Sep 17, 2017 · N597AS · Boeing 737890 · Emergency LightingSDR ASAA2017082921750Link · wornNR 2 ENGINE FWD LINK ON PRSOV WORN. ACFT GROUNDED. REPLACED THE NR 2 ENGINE UPPER DUCT FWD SUPPORT LINK ON PRSOV IAW AMM 36-11-01.Aug 29, 2017 · N597AS · Boeing 737890 · Pneumatic Distribution SystemSDR ASAA2017082721756Coffeemaker · odorFLIGHT ATTENDANT REPORTED A RUBBER LIKE ODOR IN THE FWD GALLEY NEXT TO THE FLIGHT DECK DOOR. HAD NO ODOR IN THE FLIGHT DECK. CHECKED THE FWD GALLEY AND NOTICED A SLIGHT ODOR, ACRID. PULLED THE CIRCUIT BREAKER FOR THE COFFEEMAKER. ACFT GROUNDED. ACCOMPLISAug 27, 2017 · N597AS · Boeing 737890 · Buffet/GalleysSDR ASAA2017072121445Start Valve · failedDURING NR 1 ENGINE START, VERY LOW N2 ROTATION TOPPING OUT AT 2.7%. START VALVE OPEN LIGHT DID ILLUMINATE. ACFT GROUNDED. REMOVED & REPLACED THE NR 1 START VALVE. OPS CHECKED GOOD.Jul 21, 2017 · N597AS · Boeing 737890 · Engine Start Valves/ControlsSDR ASAA2017071221352Actuator · leakingNR 2 ENGINE RT VSV ACTUATOR DRAIN LINE FOUND LEAKING AT IDLE. LEAK CHECKED, 110 DROPS PER MINUTE. ACFT GROUNDED. REMOVED AND REPLACED THE RT VSV ACTUATOR IAW AMM 75-31-01, AND AMM 75-31-01-400-802-F00. ACCOMPLISHED TESTS IAW AMM 71-00-00-800-811-F00, TABLE Jul 12, 2017 · N597AS · Boeing 737890 · Compressor Bleed ControlSDR ASAA2017060520961Oil Cap · looseWHILE SERVICING ENGINES OIL, FOUND NR 1 & 2 ENGINES OIL FILLER CAPS LOOSE IN A LATCHED POSITION. ACFT GROUNDED. REMOVED AND REPLACED OIL FILLER CAPS IAW AMM 79-11-01-300-801-F00.Jun 5, 2017 · N597AS · Boeing 737890 · Turbine Engine Oil SystemSDR ASAA2017051720811Bleed Valve · intermittentNR 2 ENGINE AT IDLE, RUNS 40-50 DEGREES C HOTTER THAN NR 1. AT IDLE NR 2 N1 FLUCTUATES +1.3% TO -0.5% FROM A STABLE NR 1 ENGINE N1. VIBRATION ON NR 2 CYCLED FROM 03. SAME AS NR 1 TO 0.8 ON NR 2. ACFT GROUNDED. RAN BOTH ENGINES, COULD NOT DUPLICATE DISCREPANCYMay 17, 2017 · N597AS · Boeing 737890 · Compressor Bleed ValveSDR ASAA2017050520644Warning Light · false activationLEFT PACK LIGHT ILLUMINATION DURING TAXI. FOLLOWED QRH PROCEDURES AND LIGHT EXTINGUISHED. ACFT GROUNDED. RAN ELECTRIC BITE ON LEFT PACK, FOUND TEMP CONTROL VALVE FAULT. CLEARED ON RESET. DETERMINED TO BE INTERMITTENT FAULT. LEFT PACK LIGHT EXTINGUISHED IMay 5, 2017 · N597AS · Boeing 737890 · Cabin Cooling SystemSDR ASAA2017050320617Compensator · out of limitsFOUND NR 1 TANK COMPENSATOR PROBE AND TANK UNITS 1 AND 6-10 OUT OF LIMITS PER AMM 28-41-21-710-801. VALUES AS FOLLOWS: F15L=59.47PF, F1L=64.83, F6L=38.8PF, F7L=31PF, F8L=41.24PF, F9L=35.4PF, F10L= 36.93PF. GROUNDED - YES. REPLACED THE COMPENSATOR PROBE F15L ANMay 3, 2017 · N597AS · Boeing 737890 · Fuel Indicating SystemSDR ASAA2017042920564Fmc · malfunctionedFMC DISAGREE ON BOTH CAPTAIN AND FIRST OFFICERS SIDE AFTER TOUCHDOWN. LIGHTS STAYED ON FOR 1 MINUTE AND THEN WENT OUT. GROUNDED - YES. ACCOMPLISHED FIM 34-61 TASK 835 FOUND FAULT INTERMITTENT OK FOR CONTINUED SERVICEApr 29, 2017 · N597AS · Boeing 737890 · Flight Management Computing Hardware SystemSDR ASAA2017040520373Warning Light · false activationLEFT SIDE WINDOW OVERHEAT MESSAGE ILLUMINATED. CHECKLIST ACCOMPLISHED, STILL ILLUMINATED. ACFT GROUNDED. RESET WINDOW HEAT, OPS CHECKED GOOD IAW FIM 30-41-TASK 809.Apr 5, 2017 · N597AS · Boeing 737890 · Windshield/Door Rain/Ice RemovalSDR ASAA2017032820287Control Valve · failedCONTROL CAB ZONE TEMP LIGHT ILLUMINATED. EXTINGUISHED WHEN MASTER CAUTION SYSTEM IS RESET. ACFT GROUNDED. REMOVED & REPLACED FLIGHT DECK TRIM AIR VALVE IAW AMM 21-61-21. OPS & LEAK CHECKED GOOD.Mar 28, 2017 · N597AS · Boeing 737890 · Cabin Temperature Control SystemSDR ASAA2017032520279Engine · failedDURING THE LANDING ROLL WITH THRUST REVERSERS DEPLOYED NR 1 ENGINE FAILED. GROUNDED - YES. INSPECTED & FOUND 5TH STAGE CHECK VALVE STUCK OPEN. REPLACED CHECK VALVE. LEAK CHECKED GOOD, REF AMM 36-11-02. ACCOMPLISHED TEST 5 POWER ASSURANCE CHECK. TEST ENGINE LIMMar 25, 2017 · N597AS · Boeing 737890 · Engine (Turbine/Turboprop)SDR ASAA2017031720192Valve · failedCONTROL CABIN ZONE TEMP LIGHT ILLUMINATED DURING RECALL, EXTINGUISHED WHEN MASTER CAUTION LIGHT PUSHED. ACFT GROUNDED. VERIFIED FAULT ON TEMP CONTROLLER BITE. REPLACED THE CONTROL CABIN TRIM AIR MODULATING VALVE IAW AMM 21-61-21/401. OPS & LEAK CHECKED GOOD.Mar 17, 2017 · N597AS · Boeing 737890 · Cabin Temperature Control SystemSDR ASAA2017031620218Apu · faultyERRATIC CT5AP READINGS. GROUNDED - YES. REMOVED AND INSTALLED APU, REF AMM 49-11-00. OPS TEST GOOD, REF AMM 49-11-00-710-801.Mar 16, 2017 · N597AS · Boeing 737890 · APU Core EngineSDR ASAA2017031220144Battery · dischargedGROUND POWER DROPPED OFF. ACFT BATTERIES DISCHARGED BELOW POINT TO WHERE GROUND POWER WILL CONNECT. ACFT GROUNDED. REMOVED ACFT MAIN BATTERY IAW AMM 24-31-11-000-400-802-002. INSTALLED A NEW MAIN BATTERY IAW AMM 24-31-11-400-802-002. PERFORMED BATTERY INSTALLAMar 12, 2017 · N597AS · Boeing 737890 · Battery/Charger SystemSDR ASAA2017030820095Controller · faultedON RUNNING AFTER START - ZONE TEMP CABIN CONT ILLUMINATED ON RECALL. RAN QRH, LIGHT WENT OUT ON RESET. GROUNDED - YES. ACCOMPLISHED BITE CHECK OF THE PACK/ZONE TEMP CONTROLLERS USING INSTRUCTIONS ON THE CONTROLLERS. FOUND FLIGHT DECK TRIM VALVE FAULT ON THE NRMar 8, 2017 · N597AS · Boeing 737890 · Cabin Pressure ControllerSDR ASAA2017030220017Pressure Switch · failedDURING TAXI, LEFT FUEL FILTER BYPASS LIGHT ILLUMINATED AND EXTINGUISHED TWICE. FUEL FLOW INDICATIONS WERE NORMAL UP TO 50% N2. ACFT GROUNDED. REMOVED AND REPLACED NR 1 ENGINE FUEL FILTER DIFFERENTIAL PRESSURE SWITCH IAW AMM 73-34-01, OPS AND LEAK CHECKED GMar 2, 2017 · N597AS · Boeing 737890 · Engine Fuel Indicating System
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