JASC 2230

Service difficulty reports · 1,084

Reports filed under 2230 · Auto Throttle System, 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 jasc_code = '2230'
  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 AALA20140908009Clutch · inoperativeLEFT ENG THROTTLE BINDING WHEN PULLED BACK. CREW SHUTDOWN ENG SINGLE ENG TIME 15 MINUTES. EMER DECLARED FLIGHT RETURNED & LANDED WITHOUT INCIDENT. ACFT REMOVED FROM SERVICE. REPLACED LT AUTO THROTTLE CLUTCH PACK.Sep 8, 2014 · N609AA · Boeing 757223SDR ASAA2014090809079Autothrottle Sys · faultedAUTOTHROTTLE WILL NOT STAY ENGAGED. ACFT GROUNDED. SYSTEM TESTED GOOD BUT IN FLIGHT FAULT HISTORY, FLIGHTS 11 & 12 HAD NUMEROUS ASM NR 2 FAULTS. REPLACED ASM NR 2 IAW AMM 22-31-91-400-801, OPS CHECK GOOD.Sep 8, 2014 · N569AS · Boeing 737490SDR P5CA2014090700038Unknown · unknownLOW SPEED RTO; 20 KTS FOR A MASTER CAUTION MESSAGE. A/T DISCONNECTED. ENTERED RUNWAY, MESSAGE GONE. BRAKE TEMP & LT; 1.0, TAXI BACK NORMAL T/O BUT SLIGHT VARIANCE IN AIRSPEED. ACFT TRYING TO FLY AT V1. AIRSPEED INDICATION JUMPED DURING CLIMBOUT. INFO NOTSep 7, 2014 · N858GT · Boeing 74787UFSDR ASAA2014090509063Circuit Breaker · trippedAUTOTHROTTLE FAILED, CIRCUIT BREAKER FOUND OPEN. ACFT GROUNDED. NO 90 DAY HISTORY. REVERSED SPECIAL PROCEDURES NR 2, REMOVED COLLAR AND CLOSED CIRCUIT BREAKER P18-1 E1 IAW SWPM 20-00-10. AUTOTHROTTLES OPS NORMAL IAW SYSTEM TEST, REF TASK 22-31-00-710-802.Sep 5, 2014 · N590AS · Boeing 737890SDR ASAA2014083008994Autothrottle Sys · malfunctionedAUTOTHROTTLES DISENGAGED. WOULD NOT RE-ENGAGE. ACFT GROUNDED . PERFORMED AUTOTHROTTLE SYSTEM TEST IAW MM 22-31-00-710-802, NO DEFECTS NOTED. DFCS LRU INTERFACE TEST FOR FCC, AUTOTHROTTLES GOOD, BITE NR 35, IAW MM 22-11-33. HGS SENSOR TEST FOR FCC - AUTOTHROTAug 30, 2014 · N517AS · Boeing 737890SDR ASAA2014081808880Autothrottle Sys · malfunctionedAUTOTHROTTLE WILL NOT STAY ENGAGED. ACFT GROUNDED. OPENAug 18, 2014 · N588AS · Boeing 737890SDR ASAA2014081708868Autothrottle Sys · malfunctionedJUST PRIOR TO TOP OF CLIMB, WITH AUTOTHROTTLES ENGAGED, NOTED THROTTLE LEVER SPLIT BETWEEN NR 1 AND NR 2 ABOUT 1 KNOB WIDTH- NR 2 THROTTLE LEVER APPROX 1 KNOB WITH FWD OF THE NR 1 LEVER PLUS NR 2 ENG N1 INDICATING ABOUT 1 PERCENT HIGHER THAN NR 1 ENG N1. "ALTAug 17, 2014 · N585AS · Boeing 737890SDR ASAA2014080908781Warning Light · inoperativeAUTOTHROTTLE ARM LIGHT INOPERATIVE. ACFT GROUNDED. ACCOMPLISHED AUTOTHROTTLE SYS OPS TEST REF AMM TASK 22-31-00-710-801. AUTOTHROTTLE ARM LIGHT OPERATED NORMAL. COULD NOT DUPLICATE. PERFORMED LWMP AUTOTHROTTLE OPS TEST IAW 22-31-00/501. TEST PASSED. ACFTAug 9, 2014 · N518AS · Boeing 737890SDR ASAA2014080508766Autothrottle Sys · malfunctionedAUTOTHROTTLE INITIAL WOULD NOT REMAIN ARMED THEN ONCE ARMED IMMEDIATELY WENT TO A/T LIMIT. ACFT GROUNDED. PERFORMED FIM 22-32 TASK 815, DISCRETE STATUS PASSED. A/T BITE SHOWS INTERMITTENT LOST OF EEC NR 1 DATA. BITE BOTH EEC, NO RECENT FAULT. A/T TEST PASSAug 5, 2014 · N464AS · Boeing 737990ERSDR ASAA2014072608676Autothrottle Sys · malfunctionedAUTOTHROTTLES DISENGAGED DURING TAKEOFF, WOULD NOT REENGAGE. ACFT GROUNDED. A/T BITE SHOWS ASM2 RATE MONITOR FAULT PREVIOUS FLIGHT. RAN SERVO TEST NUMEROUS TIMES, ALL PASSED. NO HISTORY PAST 90 DAYS REF MM 22-31-00. ACFT RETURN TO CATIIIA AUTOLAND & HGS QJul 26, 2014 · N594AS · Boeing 737890SDR C77A20140714002Control Quadrant · failedAUTO THROTTLE FAIL MSG ON EICAS, DEFERRED IAW MEL & THEN R & R TCQ IAW AMM. ALL OPERATIONAL CHECKED GOOD. OK FOR SERVICE.Jul 7, 2014 · N636CZ · Emb ERJ170200LRSDR CA140630007Autothrottle Sys · malfunctioned(CAN) WHILE IN CRUISE, THE PILOTS REPORTED THAT ON 2 OCCASIONS THE NR 2 ENGINE THROTTLE, AUTO THROTTLE MODE, MOVED BACK UN-COMMANDED WHILE THE ALL 3 ENGINE PARAMETERS REMAINED UNCHANGED. MFG IS AWAITING ENGINE DATA DOWNLOAD FOR TROUBLESHOOTING PURPOSES. MFGJun 17, 2014 · Amd FALCON7XSDR ASAA2014061608232Control Panel · failedAUTO THROTTLE SPEED SWITCH ON MCP PANEL DOES NOT LIGHT UP WHEN SELECTED. AUTO THROTTLE FUNCTIONS NORMALLY. ACFT GROUNDED. VERIFIED DISCREPANCY. REPLACED DFCS MODE CONTROL PANEL. OPS NORMAL.Jun 16, 2014 · N508AS · Boeing 737890SDR ASAA2014061508202Autothrottle Sys · malfunctionedAUTOTHROTTLE WORKED INITIALLY BUT AIRBORNE IT KICKED ITSELF OFF. RESET BUT WOULD ONLY STAY ON MOMENTARILY. ACFT GROUNDED. AUTO THROTTLES OPS CHECK GOOD NUMEROUS TIMES. NO HISTORY 30 DAYS. REF MM 34-31-00. LWMP STATUS UPGRADED TO CAT 111A AUTOLAND ONLY. Jun 15, 2014 · N588AS · Boeing 737890SDR ASAA2014060208019Autothrottle Sys · faultedAUTO/THROTTLE DISENGAGED DURING CLIMB AND WILL NOT REENGAGE. ACFT GROUNDED. ACCOMPLISHED FLT FAULT REVIEW, NO FAULTS LAST 12 LEGS OF FLT. DUE TO PRIOR FAULTS, REPLACED ASM NR 1 REF MM 22-31-91-420-004, OPS NORMAL IAW SAME.Jun 2, 2014 · N462AS · Boeing 737990ERSDR ASAA2014052107893Autothrottle Sys · malfunctionedAUTOTHROTTLES WOULD NOT ENGAGE AFTER TAKEOFF. CIRCUIT BREAKER (P-18-1) FOUND OPEN. IT WAS CONFIRMED CLOSED BY BOTH PILOTS DURING PREFLIGHT. ACFT GROUNDED. RESET CIRCUIT BREAKER IAW MM 20-60-01. AUTOTHROTTLE OPS TESTED GOOD IAW MM 22-31-00.May 21, 2014 · N408AS · Boeing 737990ERSDR CALA2014051691034Unknown · malfunctionedAUTO FLIGHT, A - THR OFF, DISPLAYED ON UPPER ECAM SCREEN. FIRST OFFICER`S SPEED FLASH XX THEN BACK. RESET FMGC 1 & 2 FOUND FAC1 MSG RESET FAC 1. ACCOMPLISHED AFS TEST ALL PASSED, ACCOMPLISHED AUTO THROTTLE TEST IAW AMM 22-30-00-040-004-A TEST PASSED. INSPMay 16, 2014 · N420UA · Airbus A320232SDR ASAA2014042007549Autothrottle Sys · malfunctionedAUTOTHROTTLE WILL NOT ENGAGE IN FLIGHT. ACFT GROUNDED. ACCOMPLISHED BITE OF AUTOTHROTTLE IAW FIM 22-31, TASK 801. FOUND LT ADIRU NO DATA FAULT 22-31004. RESET LT ADIRU CIRCUIT BREAKERS, IAW AMM 20-60-01-860-801. ACCOMPLISHED BITE TEST OF ADIRU`S LT & RT,Apr 20, 2014 · N517AS · Boeing 737890SDR ASAA2014040107403Servo · failedATS WILL NOT STAY ENGAGED. ACFT GROUNDED. VERIFIED DEFECT, NR 2 SERVO MOTOR FAILED SERVO MOTOR TEST. R & R NR 2 A/T SERVO MOTOR REF MM 22-31-91, OPS CHECK NORMAL.Apr 1, 2014 · N457AS · Boeing 737990ERSDR ASAA2014032907448Autothrottle Sys · malfunctionedDURING TAKEOFF, SELECTING TOGA, LT THRUST LEVER DROVE FWD, RT DID NOT. AUTOTHROTTLE DISENGAGED. TRIED TWICE WITH SAME RESULTS ROUTING. ACFT GROUNDED. PERFORMED FIM 22-32 TASK 819 FOUND FAULT CODE 22-31688. FAULT NOT ACTIVE. OPS TEST GOOD IAW AMM 22-31-00. NMar 29, 2014 · N457AS · Boeing 737990ERSDR ASAA2014031507197Servo · failedAUTOTHROTTLE DISCONNECTED ON TAKE OFF ROLL AT 5 KTS IMMEDIATELY AFTER PRESSING TOGA BUTTON. ACFT GROUNDED. LAST FLIGHT LEG ASM1 FAULT CODE 22-31687. FAILS INTERACTIVE THROTTLE TEST, NR 1 ASM 22-31794. REPLACED AUTOTHROTTLE SERVO MOTOR REF. AMM 22-31-91. OMar 15, 2014 · N409AS · Boeing 737990ERSDR ASAA2014030907123Autothrottle Sys · malfunctionedDURING CRUISE, AUTOTHROTTLE LIM BOX APPEARED AS N1 LIMIT ANNUNCIATION ON UPPER DU. SYSTEM HANDBOOK STATES: WHEN DISPLAYED INDICATES THE FMC IS NOT PROVIDING THE AUTOTHROTTLE SYSTEM WITH N1 LIMIT VALUES. THE AUTOTHROTTLE IS USING A DEGRADED N1 THRUST LIMIT FRMar 9, 2014 · N563AS · Boeing 737890SDR CA140303005Cable · frayed(CAN) RECEIVED AN O/H THROTTLE CONTROL GEAR BOX, PN 2100140-010, TO REPLACE UNSERVICEABLE UNIT, ON RT ENGINE. DURING INSTALLATION OF THE O/H GEARBOX ASSY, THE AUTO THROTTLE RETARD, ATR, CABLE WAS FOUND FRAYED, WHERE THE INNER FITTING IS SWAGED. THIS GEARBOXMar 3, 2014 · Cndair CL6002B19SDR USAA2014022500001Computer · defectiveTHROTTLE RUN AWAY WHEN AUTO PILOT 1 ENGAGED ON SHORT FINAL. REPLACED FMGC 2 IAW AMM 22-83-34-400-001-C. PERFORMED SATISFACTORY CAT LAND CHECK IAW JC 26T00022001. A SECOND EVENT OCCURRED FEB 26 WITH AUTO FLT AUTO THRUST OFF, ECAM INTERMITTENT. HISTORY HAS SFeb 24, 2014 · N519UW · Airbus A321231SDR ASAA2014020306763Servo · faultedDURING CLIMBOUT, AUTOTHROTTLES DISENGAGED AND WOULD NOT RE- ENGAGE. ACFT GROUNDED. A/T FLT FAULT REVIEW SHOWS 9 EA, ASM-2 RATE MONITOR FAULTS ON LAST 2 FLTS. IAW 22-31-91, R & R 2 ASM. OPS CHECKED NORMAL IAW MM AND A/T INTERACTIVE THROTTLE SERVO MOTOR BITEFeb 3, 2014 · N569AS · Boeing 737490SDR ASAA2014020206757Servo · failedAUTOTHROTTLE WILL NOT ENGAGE. ACFT GROUNDED. AUTOTHROTTLE FFR SHOWS ASM-2 FAULT. NR 2 THROTTLE HAS NO MOVEMENT WITH AUTOTHROTTLE INTERACTIVE SERVO MOTOR TEST. REPLACED NR 2 ASM IAW 22-31-91. AUTOTHROTTLE CURRENT STATUS AND INTERACTIVE SERVO MOTOR TEST, OPS Feb 2, 2014 · N596AS · Boeing 737890SDR ASAA2014020106731Autothrottle Sys · malfunctionedAFTER TAKEOFF, AUTOTHROTTLE DROPPED OFF AFTER SELECTING TAKEOFF MODE. DURING CLIMBOUT, AUTOTHROTTLE WOULD ENGAGE FOR 5-10 SECONDS THEN DROP OFF. ACFT GROUNDED.Feb 1, 2014 · N519AS · Boeing 737890SDR ASAA2014020106730Servo · failedAUTO THROTTLE WILL NOT ARM ON GROUND. ACFT GROUNDED. ACCOMPLISHED FLIGHT FAULT REVIEW AND ASM-1 LOGGED AS FAULT. REPLACED ASM-1, REF AMM 22-31-91-400-801, OPS NORMAL. GROUND VERIFICATION SUCCESSFUL IAW MM 22-31-00-710-802.Feb 1, 2014 · N508AS · Boeing 737890SDR ASAA2014020106729Autothrottle Sys · malfunctionedDURING DEPARTURE, AUTO THROTTLE DISENGAGED. WOULD NOT RE-ENGAGE. ACFT GROUNDED. ACCOMPLISHED AUTO THROTTLE SYS OPS TEST, IAW AMM 22-31-00-710-801. AUTO THROTTLE TEST OK.Feb 1, 2014 · N519AS · Boeing 737890SDR FDEA201401230181Computer · malfunctionedDURING TAKEOFF, TOGA WOULD NOT ENGAGE. NO OTHER WARNINGS, COULD MANUALLY ADVANCE THROTTLES WITH NO RESTRICTIONS. REMOVED AND REPLACED TCC COMPUTOR IAW AMM 22-36-34-04-01 AND REPFORMED A AFS/LAND TEST. ALL SYSTEM TESTED NORMAL.Jan 23, 2014 · N803FD · Airbus A310324SDR CA140110008Autothrottle Sys · malfunctioned(CAN) GLOBAL EXPRESS G5000 ACFT SN 9164, EXPERIENCED AN AUTO THROTTLE MOMENTARY FAILURE, WITH DUAL ENG THROTTLE LEVER ROLL BACK, POWER DECREASE, DURING CLIMB FROM 41,000 TO 45,000. THIS OCCURRED WHILE IN ALT SEL & VS MODE, WITH A 1000 FT RATE OF CLIMB SELECTEJan 8, 2014 · Bombdr BD7001A11SDR ASAA2014010612333Servo Control · failedAUTO THROTTLE INOPERATIVE. ACFT GROUNDED. DUPLICATED NR 2 ASM HARD FAIL. REPLACED NR 2 ASM IAW MM22-31-91, OPS CHECKED NORMAL.Jan 6, 2014 · N433AS · Boeing 737990ERSDR ASAA2013122912263Autothrottle Sys · malfunctionedAUTOTHROTTLE DISENGAGED TWICE ON TAKE OFF ROLL, ABORTED TAKE OFF, LOWSPEED ABORT AT 10 KNOTS. ACFT GROUNDED. UNABLE TO DUPLICATE DEFECT. PERFORMED AUTOTHROTTLE SERVO MOTOR TEST MULTIPLE TIMES WITH NO FAULTS NOTED. PERFORMED AUTOTHROTTLE OPS TEST IAW MM 22-Dec 29, 2013 · N508AS · Boeing 737890SDR ASAA2013122812246Servo · failedAUTO THROTTLE INOPERATIVE. ACFT GROUNDED. T/S, RECORDED FAULTS SHOWS 28 FAULTS OF ASM2/RATE MONITOR. REPLACED ASM NR 2 IAW AMM REF 22-31-91-400-801/22-31-91-020-801. OPS CKS GOOD.Dec 28, 2013 · N596AS · Boeing 737890SDR CALA2013121793760Autothrottle Sys · malfunctionedAUTO THROTTLE ISSUE, UNCOMMANDED CHANGE IN THRUST MODE.Dec 16, 2013 · N783UA · Boeing 777222SDR ASAA2013121496868Servo · failedLEFT AUTOTHROTTLE DISENGAGES WHEN PUSHED. ACFT GROUNDED. INFLIGHT FAULTS SHOW MULTIPLE ASM-1, FAILURES. ACCOMPLISHED A/T OPS TEST AND HGS SERVO MOTOR TEST REF MM 22-31-00, OPS AND SYSTEMS TEST. ASM-1 FAILS SERVO MOTOR TEST EVERY TIME TESTED. VERIFIED ASM-1 Dec 14, 2013 · N419AS · Boeing 737990ERSDR ASAA2013121196839Autothrottle Sys · malfunctionedAUTOTHROTTLES DISENGAGE AFTER ABOUT 10 SECONDS. ACFT GROUNDED. FLT LEG NR 4 LOGGED ASM NR 2 FAULT. CURRENT STATUS TEST PASSED, SERVO MOTOR TEST PASSED REF MM 22-31-00. NO HISTORY PAST 30 DAYS.Dec 11, 2013 · N419AS · Boeing 737990ERSDR ASAA2013120696648Servo · failedAUTOTHROTTLES WILL NOT STAY ENGAGED. DISENGAGED DURING CLIMB AND CRUISE. ACFT GROUNDED. REPLACED NR 1 AUTOTHROTTLE SERVO MOTOR, OPS NORMAL IAW MM 22-31-91-400-801.Dec 6, 2013 · N596AS · Boeing 737890SDR FDEA201311282888Unknown · abnormalWHEN TAKEOFF THRUST APPLIED & TOGA SELECTED ATS LEVER TRIPPED OFF. LOW SPEED REJECT ACCOMPLISHED ECAM ATTEMPTED NO HELP. REMOVED AND REPLACED THRUST CONTROL COMPUTER PRECAUTIONARY PER A310-200 M/M REF 22-35-34 -04-01. PERFORMED SUCCESSFUL AFS/LAND TEST PENov 28, 2013 · N436FE · Airbus A310203SDR ASAA2013111796450Autothrottle Sys · malfunctionedAUTOTHROTTLES DISENGAGED ON DEPARTURE AND WOULD NOT RE-ENGAGE. ACFT GROUNDED.Nov 17, 2013 · N508AS · Boeing 737890SDR ASAA2013111696428Circuit Breaker · trippedAUTO THROTTLE INOPERATIVE CIRCUIT BREAKER TRIPPED. ACFT GROUNDED. INSPECTED AND RESET AUTOTHROTTLE CIRCUIT BREAKER IAW MM 20-60-01. SWAPPED FCC A & B WITH NO CHANGE, PUT BACK TO ORIGINAL POSITION AND OPS CHECKED BOTH A & B. CHECKED GOOD IAW MM 22-11-33. ACNov 16, 2013 · N518AS · Boeing 737890SDR ASAA2013110196273Computer · failedAUTOTHROTTLES CIRCUIT BREAKER TRIPPED OPEN, AUTOTHROTTLES INOPERATIVE. ACFT GROUNDED. DFCS FAULT CODE 22-31263, REPLACED FCC A IAW FIM 22-31, TASK 801, MM 22-11-33. DFCS BITE GROUP NR 35 LRU REPLACEMENT TEST FOR FCC A PASS, DFCS BITE GROUP NR 49 LAND VERIFYNov 1, 2013 · N565AS · Boeing 737890SDR ASAA2013102796243Autothrottle Sys · malfunctionedAUTOTHROTTLE ALLOWS MACH TO INDICATE .02 GREATER THAN SELECTED BEFORE BEGINNING TO REDUCE THROTTLE. EXAMPLE SET TO .76, SPEED WENT TO .785 NEAR REDLINE BEFORE REDUCING. FL 360, TAT -21. WORKED OK ON APPROX FOR HOLDING INDICATED AIRSPEED. ACFT GROUNDED. NO Oct 27, 2013 · N506AS · Boeing 737890SDR CA140527007Autothrottle Sys · locked(CAN) AIRCRAFT EXPERIENCED A THROTTLE LOCKOUT ON APPROACH. CREW REPORTED THAT THE APPROACH STARTED NORMALLY, BUT DUE TO NORTHERLY WINDS, TURBULENCE ENCOUNTERED IN THE LOWER LEVELS, NORMAL FOR THIS WIND, DUE TO ROLL OFF FROM THE TREES/BUILDINGS NORTH OF THE RUOct 11, 2013 · Bombdr BD7001A10SDR ASAA2013101096160Servo · failedAUTOTHROTTLE DISENGAGED ON TAKEOFF ROLL. TRIED TO ENGAGE ON CLIMB AND RECEIVED THROTTLE SPLIT AND AUTOTHROTTLE DISENGAGED AGAIN. AUTOTHROTTLE INOPERATIVE. ACFT GROUNDED. REPLACED AUTOTHROTTLE SERVO MOTOR NR 2 IAW AMM 22-31-91, OPS CHECK GOOD.Oct 10, 2013 · N508AS · Boeing 737890SDR ASAA2013100596116Servo · malfunctionedAUTO THROTTLE WILL NOT ARM. ACFT GROUNDED. VERIFIED ASM-1 FAULTS ON A/T FLT FAULT HISTORY. REMOVED & REPLACED ASM -1 REF MM 22-31-91, ASM-1. OPS NORMAL REF SAME MM AND SERVO MOTOR TEST.Oct 5, 2013 · N423AS · Boeing 737990ERSDR ASAA2013100396098Autothrottle Sys · malfunctionedINFLIGHT, AUTO-THROTTLES FAIL LIGHT ILLUMINATED AND AUTO THROTTLES DISENGAGED. WOULD ENGAGE FOR A FEW SECONDS THEN DISENGAGE. ACFT GROUNDED. COULD NOT DUPLICATE. A/T FAULT, REVIEW LOGGED NR 1 ASM FAULT NR 22-31687 ON FLT 14, 4 TIMES ONLY. ACCOMP FIM 22-3Oct 3, 2013 · N519AS · Boeing 737890SDR ASAA2013092496054Autothrottle Sys · disengagedA/T DISENGAGED AND WILL NOT REENGAGE. ACFT GROUNDED. PERFORMED FIM TASK 22-31, TASK 801 A/T BITE PROCEDURE. NO FAULT NOTED. TESTED NORMAL. NO HISTORY IN 30 DAYS.Sep 24, 2013 · N592AS · Boeing 737890SDR ASAA2013092396041Autothrottle Sys · malfunctionedAUTOTHROTTLE WILL NOT STAY ENGAGED. ACFT GROUNDED. ACCOMPLISHED AUTOTHROTTLE OPS TEST IAW MM 22-31-00, TEST PASSED. NO HISTORY 90 DAYS. FAULT REVIEW SHOWED 1 LEG WITH FAULTS, 22-31687 & 22-31675. ACCOMPLISHED AUTOTHROTTLE BITE TORQUE TEST, TEST PASSED.Sep 23, 2013 · N581AS · Boeing 737890SDR ASAA2013090495921Servo · inoperativeAUTOTHROTTLE INOPERATIVE AFTER TAKEOFF, WOULD NOT ENGAGE. ACFT GROUNDED. REPLACED ASM IAW 1 PER AMM REF 22-31-91-020-801/22-31-91-400-801. OPS CKS GOOD.Sep 4, 2013 · N419AS · Boeing 737990ER
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