N568AS

Service difficulty reports · 479

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 = 'N568AS' 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 ASAA2019051129299Indicator · failedWHILE TRYING TO REFUEL AIRCRAFT USING COCKPIT GAUGES, NOTICED FUELING PANEL CONTROL BREAKER OUT, WILL NOT RESET. GROUNDED - YES. RMVD & RPLCD REF QTY INDICATOR NR 2 IAW AMM 28-41-61/400. CHECKED GOOD. OPS NORMAL. ALSO PERFORMED FIM 28-21 TASK 804.May 11, 2019 · N568AS · Boeing 737890 · Fuel Quantity IndicatorSDR ASAA2019051029323Warning System · false activationDURING EEC BITE TEST NR 1 ENG MSG 73-11071 FUEL FILTER SIGNALS DISAGREE. LONG TIME FAULT. GROUNDED - YES. PERFORMED NR 1 ENGINE EEC BITE TEST REF T/C 78273000 NO FAULTS FOUND. THIS CLEARS PLT.May 10, 2019 · N568AS · Boeing 737890 · Fuel Controlling SystemSDR ASAA2019051029349Connector · looseNR 2 ENGINE HAS PREVIOUS REPORT OF FUEL FILTER BYPASS LIGHT ILLUMINATION AND SW ASSY CONNECTOR FOUND LOOSE. GROUNDED - YES. REMOVED & REPLACED NR 2 ENGINE FUEL FILTER DIFFERENTIAL PRESSURE SWITCH REF AMM 73-34-01. REPLACED J8 HARNESS ASSY REF AMM 73-21-06. ACMay 10, 2019 · N568AS · Boeing 737890 · Engine Fuel System WiringSDR ASAA2019050929305Connector · disconnectedAFTER STARTING ENGINE NR 1 FUEL FILTER BYPASS LIGHT ILLUMINATED AND REMAINED ON. THEN MASTER CAUTION AND FUEL ILLUMINATED ON PANEL DURING RECALL OF AFTER START CHECKLIST. GROUNDED - YES. ACCOMPLISHED EEC BITE, SIGNAL DISAGREE FAULT PRESENT. OPENED COWL FOUND NMay 9, 2019 · N568AS · Boeing 737890 · Engine Fuel System WiringSDR ASAA2019042539131Warning Light · false activationFOUND ELEC LIGHT ILLUMINATED ON P5-13 PANEL. GROUNDED - YES. ACCOMPLISH ELEC BITE TEST FOUND FAULT MSG SPCU INOP. CLEARED FAULT. REF B737-800 FIM 24-31 TASK 801 ACCOMP SPCU INSTLN TEST, TEST PASS NO FAULT LIGHTS REF. B737-800 AMM 24-34-11-860-003.Apr 23, 2019 · N568AS · Boeing 737890 · Central WarningSDR ASAA201904229069Satcom · lockedSATCOM LOCK-UP. GROUNDED - YES. RAN CHECKLIST AND RESTORED OPS.Apr 20, 2019 · N568AS · Boeing 737890 · Communications SystemSDR ASAA2019042299076Warning Message · false activationHF1 SHOWING FAIL/FAIL ON RADIO TUNING PANEL. GROUNDED - YES. OPENED AND RESET HF1 C/B. RTP RETURNED TO NORMAL DISPLAY. PERFORMED HF 1 COMM OPS TEST REF B737-800 AMM 23-11-00-710-801. OPS NML. NO FAULTS.Apr 19, 2019 · N568AS · Boeing 737890 · HF Communications SystemSDR ASAA2019041658994Switch · no testBELL CUTOUT SWITCH WILL NOT RESET DURING ENGINE FIRE TEST. GROUNDED - YES. T/S 26-10 TASK 801 B737-800 FIM, T/S 26-10-00-710-801 AMM. OPS. CHECK GOOD. NO HISTORY 60 DAYS.Apr 15, 2019 · N568AS · Boeing 737890 · Fire DetectionSDR ASAA201904018822Warning Message · false activationBOTH CONTROL PANELS SHOW "FAIL" ON ACTIVE & STANDBY SIDE FOR HF1. GROUNDED - YES. ACCOMPLISHED B737-800 FIM 23-11 TASK 806. HF GROUND VERIFICATION TEST GOOD REF FIM 23-11 TASK 801.Mar 29, 2019 · N568AS · Boeing 737890 · HF Communications SystemSDR ASAA2019022768367Warning Message · false activation#1 HF RADIO "FAIL" ANNUNCIATED. GROUNDED - YES. #1 HF RADIO BITE CHECK PERFORMED AND NO FAULTS FOUND, #1 HF RADIO OPERATES NORMAL WITH NO DEFECTS NOTED B737-800 FIM 23-11 TASK 801 PERFORMED, GROUND TEST SUCCESSFUL.Feb 26, 2019 · N568AS · Boeing 737890 · HF Communications SystemSDR ASAA2019021278136Control Valve · failedRIGHT HAND PACK LIGHT COMES ON WITH MASTER RECALL AND DOES RESET WITH MASTER CAUTION PUSH TO RESET. GROUNDED - YES. REMOVED & REPLACED RH PACK TCV REF B737-800 AMM 21-51-10 PERFORMED OPERATIONAL / FUNCTIONAL CHECK OPS CKS NORMAL. BITE CK. ACCOMPLISHED REF AMM Feb 7, 2019 · N568AS · Boeing 737890 · Cabin Cooling SystemSDR ASAA2019020728115Blade · wornWHILE ACCOMPLISHING TASK CARD, S/N 894424 FOUND MISSING AND CHIPPED CU-NI-IN COATING BEYOND LIMITS OF AREA X. BLADES NR 1 DD459254-L NR 6 S/N DD458565-G NR 11 S/N DD458388-Y NR 21 S/N DD456868-U. GROUNDED - YES. REPLACED NR 1 ENGINE FAN BLADES NR 1, 6, 11 & 21Feb 7, 2019 · N568AS · Boeing 737890 · Turbine Engine Compressor SectionSDR ASAA2019012327905Warning System · false activationLEFT PACK LIGHT ILLUMINATES ON RECALL EXTINGUISHES ON RESET. GROUNDED - YES. PERFORMED BITE CHECK FOR LT PACK REF AMM 21-51-00. TEST SHOWED LT TEMP CONTROL VALVE FAULT. RESET AND PERFORMED BITE TEST AGAIN AND FAULT CLEARS AND PACK LIGHT REMAINS EXTINGUISHED.Jan 23, 2019 · N568AS · Boeing 737890 · Cabin Cooling SystemSDR ASAA2019011727870Sign · unsecureEXIT/SALIDA SIGN OVERHEAD AISLE AT EXIT ROW FELL OFF. GROUNDED - YES. SECURED EXIT/SALIDA SIGN.Jan 17, 2019 · N568AS · Boeing 737890 · Emergency LightingSDR ASAA2019011727836Control Panel · faultyIAS/MACH WINDOW ON AFDS MODE CONTROL PANEL DOES NOT DIM PROPORTIONAL TO THE OTHER WINDOWS/DISPLAYS ON THE PANEL. WHEN PANEL IS DIMMED FOR NIGHT OPS USING MAIN PANEL BRIGHTNESS KNOB, IAS/MACH WINDOW APPEARS INOPERATIVE (NOT VISIBLE). GROUNDED - YES. REMOVED ANDJan 17, 2019 · N568AS · Boeing 737890 · Autopilot SystemSDR ASAA2019011227752Unknown · malfunctionedHF1 RADIO FAILED. GROUNDED - YES. PERFORMED FIM 23-11 TASK 803 BITE PROCEDURE FOUND TO BE AND INTERMITTENT FAULT.Jan 12, 2019 · N568AS · Boeing 737890 · HF Communications SystemSDR ASAA2018122097483Warning Message · false activationPWS FAIL WXR FAIL. GROUNDED - YES. ACCOMP WX RADAR SYS OPS TEST & B737-800 FIM 34-43 TASK 815. PWS FAIL CLEARED & SYS OPS TEST GOOD.Dec 19, 2018 · N568AS · Boeing 737890 · Weather Radar SystemSDR ASAA2018112227085Pressure Switch · failedNR 1 FUEL FILTER BYPASS LIGHT ILLUMINATED ON TAXI IN. GROUNDED - YES. REMOVED AND REPLACED FUEL FILTER DIFFERENTIAL PRESSURE SWITCH REF AMM 73-34-01. PERFORMED EEC TEST IAW AMM 73-21-00. NO FAULTS FOUND. PERFORMED LEAK CHECK NO LEAKS NOTED.Nov 22, 2018 · N568AS · Boeing 737890 · Fuel Pressure SensorSDR ASAA2018112227062Terminal · brokenNR 2 ENGINE B FIRE LOOP WILL NOT TEST, A LOOP WORKS NORMAL. GROUNDED - YES. ACCOMPLISHED FIM 26-10 TASK 801 TO VERIFY FAULT, FOUND THAT FAULT NOW DISPLAYED IS FOR RIGHT CORE FIRE DETECTOR. ACCOMPLISHING VISUAL INSPECTION OF FIRE DETECTION HARNESSES, FOUND HARNNov 22, 2018 · N568AS · Boeing 737890 · Fire DetectionSDR ASAA2018102326687Transition Panel · corrodedAFT PIT LT TRANSITION PANEL IS CORRODED AND HAVE MISSING NUTPLATES FROM STA 727H+10 TO STA 787.10. GROUNDED - YES. REMOVED AND REPLACED DAMAGED SECTION OF TRANSITION PANEL AND NUTPLATES IAW SRM 51 40 02 0G 0 W 1 O .040 R .020 L 2 D .020".Oct 23, 2018 · N568AS · Boeing 737890 · Fuselage Miscellaneous StructureSDR ASAA2018102326686Intercostal · corrodedAFT WET AREA DRAIN FLOOR SUPPORT LBL46 HAS CORR. GROUNDED - YES. REMOVED AND REPLACED AFT WET AREA DRAIN FLOOR SUPPORT AT LBL NG, IAW SRM 51 40 02 0G 0 W 4" O .090 R 0 L 18.5" D .090.Oct 23, 2018 · N568AS · Boeing 737890 · Fuselage Miscellaneous StructureSDR ASAA2018110826748Floorbeam · corrodedPAX CABIN, AFT WET AREA FS 947 TOP SURFACE OF FLOOR BEAM HAS CORR @ LBL4 @ FLOOR BOARD HOLE. GROUNDED - YES. REPAIRED FS 947 FROM RBL8 TO LBL8 IAW 737 800 SRM 53 70 51 24 R REPAIR 5 W 2.5" O .0180 R .117 L 16.5" D .063.Oct 21, 2018 · N568AS · Boeing 737890 · Fuselage Main, Floor BeamSDR ASAA2018102126734Floorbeam · corrodedPAX CABIN AFT WET AREA AT FS 986.5 FLOORBEAM TOP SURFACE HAS CORR AT LBL16. GROUNDED - YES. REPAIRED FLOORBEAM STA 986.5 UPPER CAP FRM LBL8 TO LBL64 IAW SRM 53 70 51 2R 4 W 2" O .150 R .076 L 44" D .074.Oct 21, 2018 · N568AS · Boeing 737890 · Fuselage Main, Floor BeamSDR ASAA2018102126685Door Sill · corrodedPAX CABIN FWD WET AREA R1 DOOR MOPSILL AT FS 328 AND RBL 55 HAS AREA OF CORR. GROUNDED - YES. REMOVED AND REPLACED DAMAGED MOPSILL AT R1 DOOR IAW SRM 51 40 02 0G 0 W 2 O 080 R 039 L 6 D 041.Oct 21, 2018 · N568AS · Boeing 737890 · Fuselage Miscellaneous StructureSDR ASAA2018101626797Skin · crackedLT HORIZ LOWER SKIN HAS A CRACK AT APPROX STAB STA 134.00. GROUNDED - YES. REPAIRED SKIN IAW SRM 55 10 01 2R 11 THIS IS A CAT B REPAIR.Oct 16, 2018 · N568AS · Boeing 737890 · Horizontal Stabilizer, Plate/SkinSDR ASAA2018101626796Skin · crackedRT HORIZ LOWER SKIN HAS A CRACK AT APPROX STAB STA 100.00. GROUNDED - YES. REPAIRED SKIN IAW SRM 55 10 01 2R 11 THIS IS A CAT B REPAIR.Oct 16, 2018 · N568AS · Boeing 737890 · Horizontal Stabilizer, Plate/SkinSDR ASAA2018100826395Circuit Breaker · trippedAFTER ENGINE START AND UPON MASTER RECALL MACH TRIM FAIL ILLUMINATED. FAULT LIGHT EXTINGUISHES WITH PUSH TO RESET. GROUNDED - YES. FOUND THE "AFCS A MACH TRIM DC C/B OUT ON THE P18-1 PANEL (C457). INSPECTED C/B & ASSOC WIRING & RESET C/B REF AMM 20-60-01 & WDMOct 7, 2018 · N568AS · Boeing 737890 · Autopilot SystemSDR ASAA2018100826394Warning System · false activationRT PACK LT ILLUMINATED ON RECALL. RT PACK PRIMARY TEMP CONTROL INOP. GROUNDED - YES. RELEASED PER MEL 21-32B. RT PACK PRIMARY TEMP CONTROL INOP. PERFORMED RH TEMP CONTROL BITE CHECK PER AMM 21-61-00 - RH TEMP CONTROL HAD TEMP CONTROL VLV FAULT - RESET CONTROLLOct 6, 2018 · N568AS · Boeing 737890 · Cabin Cooling SystemSDR ASAA2018092726319Cdu · malfunctionedON DESCENT CREW SMELLED ODOR - POSSIBLY HOT EQUIPMENT OR ELECTRICAL. L. FMC SCREEN FLICKERING. GROUNDED - YES. PILOT'S FMC CDU SMELLED SMOKE BAD. REMOVED AND REPLACED PILOT'S FMC CDU, OPS NML REF AMM 34-61-01-400-802. OPENED AND CLOSED ONE C/B'S. REFER TO LOG Sep 27, 2018 · N568AS · Boeing 737890 · Central DisplaySDR ASAA2018092726317Cdu · malfunctionedNR 1 FMC INTERMITTENT. SCREEN WENT BLACK THEN A BIT TEST, THEN FLICKERED FOR SEVERAL MINUTES. GROUNDED - YES. REMOVED AND REPLACED PILOT'S FMC CDU, OPS NML REF AMM 34-61-01-400-802. RETURNED FMC TRANSFER SWITCH TO THE NORMAL POSITION.Sep 27, 2018 · N568AS · Boeing 737890 · Central DisplaySDR ASAA2018092426223Warning System · false activationNR 2 ENG HAS SHORT TIME FAULT 75-10452 THE VBV POSITION SIGNALS DISAGREE. 1 FAULT 1 LEG AGO. GROUNDED - YES. PER FIM 75-32 TASK 803 INITIAL EVALUATION, EEC BITE SHOWS NO FAULTS. PERFORMED ACTUATORS TEST. NO FAULTS. FAULT IS NOT ACTIVE AT THIS TIME. NO HISTORY Sep 23, 2018 · N568AS · Boeing 737890 · Fuel Controlling SystemSDR ASAA2018091226103Pump · leakingDURING LEAK CHECK OF HMU INSTALLATION, FOUND FUEL PUMP LEAKING ON NR 1 ENGINE. GROUNDED - YES. REMOVED AND REPLACED FUEL PUMP PACKAGE AT ENG NR 1 REF AMM 73-11-01-400. LEAK AND OPS CHECK OK.Sep 11, 2018 · N568AS · Boeing 737890 · Engine Fuel PumpSDR ASAA2018091226099Hose · damagedRT FLEXIBLE HOSE ON RAM AIR DUCT DAMAGE. GROUNDED - YES. REPLACED FLEX DUCT R/H SIDE REF AMM 21-51-03.Sep 10, 2018 · N568AS · Boeing 737890 · Cabin Cooling SystemSDR ASAA2018091226098Plenum · delaminatedDURING LT HEAT EXCHANGER WASH FOUND LT PRIMARY HEAT EXCHANGER PLENUM DELAMINATED ALONG I/B EDGE OF ACCESS HOLE. GROUNDED - YES. REMOVED LT HEAT EXCHANGER AND PLENUM DIFFUSER ASSEMBLY (PRIMARY) REF AMM 21-51-03. INSTALLED LT PRIMARY HEAT EXCHANGER & PLENUM DIFFSep 10, 2018 · N568AS · Boeing 737890 · Cabin Cooling SystemSDR ASAA2018091126074Hmu · failedWHILE ACCOMPLISHING T/C #78273000, NR 1 ENG, FMC/CDU INTERROGATION SHOWS SHORT TIME FAULT MSG NBR 73-20341 "THE FMV POSITION SIGNAL IS OUT OF RANGE". GROUNDED - YES. ACCOMPLISHED FIM 73-25 TASK 803 THROUGH STEP F(4). HMU DP0601 RECEPTACLE FAIL RESISTANCE MEASUSep 7, 2018 · N568AS · Boeing 737890 · Fuel Control/Turbine EnginesSDR ASAA2018083125956Unknown · malfunctionedTHE FMV POSITION SIGNAL IS OUT OF RANGE. ENG 1 MSG NR: 73-20341. GROUNDED - YES. ACCOMPLISHED EEC BITE TEST, OPS NML, NO FAULTS LOGGED, NO RECENT FAULTS AND NO FAULTS LAST TEN LEGS OF FLIGHTS, REF AMM 73-21-00-700-804-F00. REPLACED J6 HARNESS PRECAUTIONARY REFAug 27, 2018 · N568AS · Boeing 737890 · Fuel Controlling SystemSDR ASAA2018080625666Fmc · malfunctionedDURING CRUISE, VTK INDICATED ON CAPTAINS MFD, MAP FLAG APPEARED, WHILE LOOKING AT QRH PROCEDURES, BOTH FMC'S BLANKED FOR A MINUTE, THEN CAME BACK. MINUTES LATER VTK APPEARED AGAIN ON CAPTAIN'S MFD THEN DISAPPEARED AND SYSTEMS OPERATED NORMALLY. ACFT GROUNDED. Aug 2, 2018 · N568AS · Boeing 737890 · Flight Management Computing Hardware SystemSDR ASAA2018073025546Warning System · false activationLEFT PACK LIGHT ILLUMINATED ON SYSTEM RECALL AND RESET WITH PRESSING MASTER CAUTION LIGHT. GROUNDED - YES. LEFT PACK FAULT CLEARED DURING THE PACK/ZONE TEMP CONTROLLER BITE TEST REF AMM 21-51-00-700-803 AND IS CONSIDERED AN INTERMITTENT FAULT.Jul 27, 2018 · N568AS · Boeing 737890 · Cabin Cooling SystemSDR ASAA2018073025564Warning System · false activationNR 1 ENG RECORDED MAINT MSG 73-20341, SHORT TIME FAULT. GROUNDED - YES. ACCOMPLISHED FIM 73-25 TASK 803. EEC BITE PROCEDURE FIM 73-00 TASK 801. NO FAULTS OR MAINT MESSAGES.Jul 26, 2018 · N568AS · Boeing 737890 · Fuel Controlling SystemSDR ASAA2018070525299Unknown · malfunctionedRIGHT CENTER FUEL PUMP INOP. LOW PRESSURE LIGHT ILLUMINATES WHEN PUMP IS SELECTED AND FUEL IN THE TANK. GROUNDED - YES. TXFRD FUEL TO CTR TANK AND OPS CK OF RT CTR FUEL PUMP AND IND/LO PRESS NML IAW AMM 28-42-11 & 28-42-41.Jul 5, 2018 · N568AS · Boeing 737890 · Aircraft Fuel Distribution SystemSDR ASAA2018070225242Unknown · malfunctionedAUX BATTERY CHARGER INOP. GROUNDED - YES. ACCOMPLISHED AUX BATTERY CHARGER OPS TEST, OPS NML. REF AMM TASK 24-31-31-710-801.Jun 30, 2018 · N568AS · Boeing 737890 · Battery/Charger SystemSDR ASAA2018070225247Warning System · false activationWHILE ACCOMPLISHING T/C 78273000, FOUND SHORT TIME FAULT FOR ENGINE NR 1 MSG NO 75-30801 T25 SIGNALS DISAGREE. GROUNDED - YES. ENG NR 1 TROUBLESHOOTING DONE REF FIM 75-33 TASK 805: EEC TEST SHOWS NO FAULTS. PT25 SENSORS SHOW WITHIN 2 DEGREES OF EACH OTHER. THIJun 27, 2018 · N568AS · Boeing 737890 · Fuel Controlling SystemSDR ASAA2018062525198Unknown · malfunctionedVNAV DISCONNECT DURING ARRIVAL- COULD NOT RE-ENGAGE. GROUNDED - YES. PERFORMED FIM 22-11 TASK 801, BITE PROC. WITH LAND VERIFY, INTERACTIVE & SURFACE TEST PASSED. CHECKED GOOD. OPS NORMAL.Jun 25, 2018 · N568AS · Boeing 737890 · Autopilot SystemSDR ASAA2018061325051Regulator · faultyMC REPORTS CREW REPORTED LEFT DUCT PRESSURE READING HIGHER THAN EXPECTED DURING TAKEOFF. CRUISE PRESSURE NORMAL PRI: 1ETOPS SIGNIFICANT SYSTEM. GROUNDED - YES. REMOVED AND REPLACED NR 1 HIGH STAGE VALVE REF AMM 36-11-06 AND NR 1 HIGH STAGE REGULATOR REF AMM 36Jun 13, 2018 · N568AS · Boeing 737890 · Pneumatic Distribution SystemSDR ASAA2018060724973Fault Message · false activationWHILE ACCOMPLISHING T/C 78273000, FOUND A NR 1 ENGINE FAULT MESSAGE, 73-20341, THE FMV POSITION SIGNAL WAS OUT OF RANGE. SHORT TIME FAULT. ACFT GROUNDED. ACCOMPLISHED FIM 73-25, TASK 803. NO FAULTS FOUND. THIS WAS AN INTERMITTENT FAULT. NO HISTORY OF THISJun 7, 2018 · N568AS · Boeing 737890 · Central WarningSDR ASAA2018060874965Lens · detachedEXIT LIGHT LENS AT ROW 16F DETACHED. ACFT GROUNDED. REPLACED THE LIGHT AND LENS, OPS GOOD.Jun 7, 2018 · N568AS · Boeing 737890 · Emergency LightingSDR ASAA2018060534913Blade · debondedDURING NR 2 ENGINE FAN BLADE LUBRICATION, FOUND THE NR 18 PLATFORM RUBBER SEAL ON THE CONVEX SIDE, MORE THAN 3/4 OF IT`S LENGTH WAS DISBONDED. ACFT GROUNDED. REMOVED AND REPLACED THE NR 18 PLATFORM IAW TC 78472002.Jun 3, 2018 · N568AS · Boeing 737890 · Turbine Engine Air Inlet SectionSDR ASAA2018060124864Control Panel · intermittentALTITUDE SELECTOR, ON THE MODE CONTROL PANEL WAS INTERMITTENT. CAN NOT ALWAYS SELECT THE ASSIGNED ALTITUDE. ACFT GROUNDED. REPLACED DFCS MODE CONTROL PANEL, OPS CHECKED GOOD IAW MM 22-11-34, ACCOMPLISHED LLM MAINT TEST FOR MODE CCONTROL PANEL AND ALL TESTMay 30, 2018 · N568AS · Boeing 737890 · Autopilot SystemSDR ASAA2018052624815Control Panel · lockedMODE CONTROL PANEL ALTITUDE WINDOW IS LOCKED UP. ALL OTHER WINDOWS OPERATE NORMALLY. GROUNDED - YES. SUSPECT MCP LOCKED IN MAINT BITE. POWERED A/C DOWN. POWERED A/C UP. OPS CHECK DFCS MCP GOOD. REF AMM 22-11034. NO HISTORY 60 DAYS.May 26, 2018 · N568AS · Boeing 737890 · Autopilot SystemSDR ASAA2018041024214Fmc · malfunctionedON ARRIVAL FMC DUMPED ROUTE AT 8000-A/P WENT TO CWS ROLL AND PITCH. RELOADED FMC OPS NORMAL AFTER THAT. EARLIER THERE WAS LAG BETWEEN NAV DISPLAYS WHEN CHANGING LEGS PAGE AND DESCENTS- F/O NAV DISPLAY WAS LAGGING. GROUNDED - YES. COULD NOT DUPLICATE DISCREPANCApr 10, 2018 · N568AS · Boeing 737890 · Flight Management Computing Hardware System
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