JASC 2210

Service difficulty reports · 4,016

Reports filed under 2210 · Autopilot 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 = '2210'
  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 ASAA2021121336886Unknown · unknownAUTOLAND APP UNSUCCESSFUL FLARE ARMED DID NOT ILLUMINATE AFTER SINGLE CH SWITCHED TO CMD. NO TRIM BIAS AT 100' AIRCRAFT FLARED MANUALLY AT 50' NO FAULTS. ILS CRITICAL AREA CLEARED. WIND 260108. RUNWAY 2SL. SKY CLEAR. GROUNDED - YES. ACCOMPLISHED HGS SYSTEM TESDec 13, 2021 · N434AS · Boeing 737990ERSDR AALA202112141105Control Panel · inoperativeAIRCRAFT WAS GROUNDED: BOTH AUTOPILOTS WERE NOT ABLE TO BE ENGAGED AFTER TAKEOFF. REMOVED AND REPLACED THE MODE CONTROL PANEL PER AMM 22-11-34.Dec 13, 2021 · N989AN · Boeing 737*SDR 2021FA0000372Autopilot Sys · malfunctionedDURING TEST FLIGHT FOR THE INSTALLATION OF AUTOPILOT SYSTEM GENESYS S-TEC3100 INTO THE DHC-6 AIRCRAFT SEVERAL PROBLEMS BECAME APPARENT. THESE ISSUES WERE: PITCH UP DURING INITIALISATION; CONCERN PITCH UP ON FIRST SELECTION OF AP; AP UNABLE TO MAINTAIN LEVEL FDec 10, 2021 · Dhav DHC6300SDR AJXA2021120800011None · noneDURING APP THE PILOT REPORTED THAT ON THE EICAS THAT THE FGC AMBER CAS BEGAN TO FLICKER. DURING THIS TIME THEY ALSO EXPERIENCED A PRIMARY TRIM FAILURE. WHEN AIRCRAFT LANDED, THE PRIMARY PITCH TRIM AND FGC WERE TROUBLESHOT AND THE FUNCTIONAL TEST PERFORMED ANDDec 8, 2021 · N750GM · Cessna 750SDR ASAA2021120836865Control Panel · defective1 LCD SEGMENT ALWAYS ILLUMINATED IN MCP VERTICAL SPEED WINDOW. GROUNDED - YES. REPLACED THE MCP, ALL TEST PASSED. REF B737-800 AMM TASK 22-11-34-400-801.Dec 8, 2021 · N587AS · Boeing 737890SDR 2021FA0000365None · noneELECTRIC TRIM ACTIVATION WAS KEYING RADIO AND PRESSING PTT SWITCH WAS DISCONNECTING AUTOPILOT. THE YOKE COIL CORD INSULATION WAS FALLING OFF OF 2 ADJACENT WIRES ALLOWING THE 2 CONDUCTORS TO TOUCH AND SHORT CIRCUIT. THE COIL CORD IS A CYGNET CA3934-24 INSTALLEDDec 7, 2021 · N81MP · Cessna 182RSDR ASAA2021120236791Unknown · unknownFIRST OFFICERS FLIGHT DIRECTOR FAIL DURING CRUISE FLIGHT. THIS ALSO RESULTED IN AUTO PILOT DISENGAGEMENT. THE FIRST OFFICIER'S FLIGHT DIRECTOR CAME BACK ON AFTER APPROXIMATELY 25 MINS. GROUNDED - YES. PERFORMED LAND VERIFY TEST REF B737-800 AMM 22-11-00/201FOUDec 2, 2021 · N560AS · Boeing 737890SDR ASAA2021112936766Unknown · unknownCOMMAND "A" DISENGAGED ON FINAL; REVERTED TO SINGLE CHANNEL. GROUNDED - YES. PERFORMED DFCS BITE IAW B737-800 AMM 22-11-00-740-806. NO FAULTS LISTED ON PREV FLT LEG FOR CHANNEL A OR B. NO A/P DISC FAULTS PRESENT. CURRENT STATUS TEST PASS. PERFORMED DFCS LAND VNov 29, 2021 · N536AS · Boeing 737890SDR AALA202111302078Switch · faultyAIRCRAFT WAS NOT GROUNDED: DURING CLIMB, AUTOPILOT ENGAGED FOR APPROX ONE SECOND THEN BEGAN TO ROLL LEFT, FOLLOWED BY AUTOPILOT DISCONNECT AND AURAL WARNING ON TWO ATTEMPTS. REPLACED AUTOPILOT AILERON SWITCH IAW AMM 22-11-12, OPS CHECKED GOOD.Nov 27, 2021 · N822NN · Boeing 737823SDR AALA202111294039Computer · unserviceableAIRCRAFT WAS GROUNDED: AIRCRAFT HAD A BRIEF UNCOMMANDED RIGHT RUDDER INPUT AT CRUISE ALTITUDE. AIRCRAFT BANKED ABOUT 5 DEGREES RIGHT AND YAWED SIGNIFICANTLY RIGHT THEN RETURNED IMMEDIATELY TO LEVEL FLIGHT. EMERGENCY DECLARED, FLIGHT DIVERTED TO DFW, LANDING SANov 24, 2021 · N668AW · Airbus A320232SDR ASAA2021112336717Control Panel · faultyAUTO PILOT B WILL NOT ENGAGE. GROUNDED - YES. REMOVED & REPLACED MCP REF B737-800 AMM 22-11-34. PERFORMED DFCS OPS TEST, REF AMM 22-11-00. PERFORMED ADDITIONAL TESTS FOR GROUP 11 AND GROUP 15. A/C RELEASED FROM MEL 22-1F. LAND VERIFY ACCOMPLISHED REF AMM 22-11Nov 23, 2021 · N581AS · Boeing 737890SDR FDEA202111232944Autopilot Sys · faultedPASSING 32,000 ON CLIMB OUT, WITH LT AUTOPILOT ENGAGED, RECEIVED A/P EICAS ALONG WITH A/P LIGHT ON UPPER FORWARD INST PANEL. A/P REMAINED ENGAGED. DISENGAGED A/P & REENGAGED LT A/P. AFTER PASSING 36,000 RECEIVED A/P EICAS AGAIN. MANUALLY DISCONNECTING A/P Nov 23, 2021 · N277FE · Boeing 767300SDR QR9R20211119004None · failedDURING ENGINE RUN-UP AP1 DID NOT CAME BACK ON WHILE PERFORMING THE SAS/AP CUT TEST. MAINTENANCE REPLACED APMS 2360 IAW AMM 22-10-00, 4-2.Nov 19, 2021 · Bolkms BK117C2SDR ASAA2021111436627Unknown · unknownA/P P/RST LIGHT ON AUTOLAND ANNUNCIATOR PANEL ILLUMINATED. GROUNDED - YES. FMC'S NO FAULTS, DFCS-CURRENT STATUS-PASS. ADIRS L&R-NO FAULTS. A/P WARNING LIGHT ON AND COULD NOT BE RESET. DURING DFCS BITE-STATUS-AUTOPILOT TEST 11.62 A/P WARNING LIGHT ON BOTH ANNUNNov 14, 2021 · N530AS · Boeing 737890SDR ASAA2021111336581Unknown · unknownATTEMPTED AUTOLAND WAS UNSUCCESSFUL WITH APP ARMED AND AUTOPILOT A ENGAGED, AUTOPILOT B WOULD NOT ENGAGE. GROUNDED - YES. FOUND C/B FCC B ENGAGE INTERLOCK C/B OUT ON P6-2. RESET REF B737-800 AMM 20-60-01 AND WD 22-11-12 PG 3. C/B REMAINED SET. FCC B OPS NML RENov 13, 2021 · N531AS · Boeing 737890SDR ASAA2021111236613Control Panel · inoperativeACFT VERT SPEED SELECTOR WHEEL INOP. GROUNDED - YES. REMOVED AND REPLACED DFCS MODE CONTROL PANEL PER B737-800 MM 22-11-34-000-801 / AMM 22-11-34-400-801. PERFORMED DFCS GROUP #32 (MCP LRU REPLACEMENT) TEST PER AMM 22-11-34-740-801 AND DFCS GROUP #49 (LAND VERNov 12, 2021 · N559AS · Boeing 737890SDR FDEA202111122831Fmc · failedWITH LEFT FMC DEFERRED (REF 34-63/6185) RIGHT AUTOPILOT FAILED IN CRUISE AT FL390 AND WOULD NOT RE- ENGAGE. ALSO VNAV INOP AT THAT POINT. ENROUTE TO MIA CREW ADVISED ALL 3 AUTO PILOTS ARE INOP. DURING LANDING IN MIA CREW EXECUTED A MISSED APPROACH. ONov 12, 2021 · N977FD · Boeing 757236SDR ASAA2021110436535Unknown · unknownTAXI OUT ON PUSHING RECALL SPEED TRIM FAIL LIGHT ILLUMINATED. GROUNDED - YES. REF B737-9 FIM TASK 22-11-00-810-071 DFCS SHOWS FCC-B SPD TRIM WARN MSG 22-11323, ALPHA VAN-1 & ALPHA VANE-2 MSG 22-11035, ADIRU-2 MSG 22-1100, & ADIRU-2 MSG 22-11423. NO CURRENT FAUNov 4, 2021 · N920AK · Boeing 7379SDR ASAA2021110336527Computer · faultyRED 'A/P P/RST' BRIEFLY ILLUMINATED ON BOTH CAPTAIN AND FIRST OFFICER ANNUNCIATOR PANELS DURING TAKEOFF AT APPROXIMATELY 100 KNOTS. CONTINUED TAKEOFF. AUTO PILOT ENGAGED NORMALLY. GROUNDED - YES. REMOVED AND REPLACED FCC 'A' PER B737-800 AMM 22-11-33/401. OPS Nov 3, 2021 · N530AS · Boeing 737890SDR ASAA2021110336514Control Panel · inoperativeMCP CONTROL PANEL LIGHTS VERY DIM. GROUNDED - YES. VERIFIED DEFECT ALL MODE SELECT ON MCP ARE STUCK IN DIM POSITION RLS OPS NML. REMOVED AND REPLACED MCP REF B737-800 AMM 22-11-34, LRU REPLACEMENT TEST PASSED. REF L/P 60199146 FOR DOWNGRADE.Nov 3, 2021 · N560AS · Boeing 737890SDR ASAA2021103136476Control Panel · inoperativeVERTICAL SPEED INOP AUTOPILOT A. GROUNDED - YES. REMOVED AND INSTALLED SERVICEABLE AUTO PILOT MCP, SYS OPS CHECK GOOD IAW B737-900 AMM 22-11-34-000-801, 22-11-34-400-801 AND 22-11-34-740-801, SEE LOG PAGE 60289052 FOR MEL 22-99D SYSTEM IS CURRENTLY ON.Oct 31, 2021 · N428AS · Boeing 737990ERSDR ASAA2021102936446Control Panel · inoperativeAT CRUISE FL390 W/ A/P B ENGAGED A/P DISCONNECT AND BOTH F/D'S TURNED OFF W/ NO WARNING. NO FAILURE FLAGS APPEARED. AFTER 30 SECS A/P A AND CAPT F/D RESPONDED. F/D ON FO SIDE WILL NOT RESPOND. FLIGHT CONTINUED ON CAPT F/D AND A/P B. AT LOC/GS INTERCEPT FO'S F/Oct 29, 2021 · N560AS · Boeing 737890SDR ASAA2021102836447Unknown · unknownAUTO PILOT 'A' DISCONNECTED 3 TIMES AT CRUISE, SELECTED AUTO PILOT 'B' WITH NO ISSUES. GROUNDED - YES. (RESOLVED ON W/O: 1889138 TASKCARD: N/R-00001 ) RESET SYSTEM AND RAN RTS TEST PER B737-800 AMM 22-11-00/201, OPS CHECK GOOD. NO TRAX HISTORY LAST 30 DAYS. AIOct 28, 2021 · N531AS · Boeing 737890SDR 9JLA2021111023816Servo · faultedTHE FLIGHT CREW REPORTED THE AIRCRAFT PITCH NOSE UP/NOSE DOWN ERRATICALLY WITH AUTO-PILOT CONNECTED. AUTO-PILOT TRIM NOSE UP/ NOSE DOWN MESSAGE ILLUMINATED. OPERATIONS WERE CONTINUED PER MEL. THE MAINTENANCE VENDOR DETERMINED AN AUTOPILOT SERVO WAS AT FAULT ANOct 26, 2021 · N359V · Bombdr CL6002D15SDR ASAA2021102636412Unknown · unknownAT FINAL APPROACH FIX WITH AP 'A' ENGAGED IN APP MODE, AIRPLANE SUDDENLY PITCHED DOWN TO 1,000 FPM. AT TIME OF UPSET AP WAS IN GS AND LOC CAP, AUTO-PILOT DISENGAGED ON ITS OWN. AIRPLANE FLOWN MANUALLY FOR REMAINDER OF FLIGHT. THERE WAS NO DISTORTION OF ILS SIGOct 26, 2021 · N560AS · Boeing 737890SDR ASAA2021102536424Panel · noneDIGITAL WINDOW FOR IAS/MACH AND ALT ON MCP PANEL ARE DIFFICULT TO READ. GROUNDED - YES. REMOVED DFCS MODE CONTROL PANEL (MCP) PER B737-800 AMM 22-11-34-000-801 INSTALLED MCP PER AMM 22-11-34-400-801 INSTALLED/REMOVED 9 MIG-51A. PERFORMED MCP INSTALLATION TEST Oct 25, 2021 · N584AS · Boeing 737890SDR ASAA2021102436398Control Panel · faultyAUTO PILOT PUSH TO RESET BUTTON WILL NOT RESET. (BUTTON NEXT TO LIGHTS TEST SWITCH). GROUNDED - YES. NO CURRENT FCC A OR B FAULTS. NOTED ON CORRELATING FLIGHT LEG (#2), FCC "B" SET FAULTS 22-11002, 22-11323, AND 22-11006. NO FCC "A" FAULTS WERE SET. PER THEIR Oct 24, 2021 · N530AS · Boeing 737890SDR ASAA2021102436377Unknown · unknownCAPTAINS SIDE MCP COURSE ADJUST KNOB DETACHED. GROUNDED - YES. TIGHTENED KNOB OPS NORMAL REF. 22-11-34-900-801.Oct 24, 2021 · N590AS · Boeing 737890SDR QR9R20211022001None · failedFLT 1: EXPERIENCED AP 1 FAILURE THEN WITHIN 5 MIN HAD AP 2 FAILURE. REPLACED APMS IAW AMM 22-10-00, 4-2.Oct 22, 2021 · Bolkms BK117C2SDR O2GA2021110185801Servo · malfunctionedDURING APPROACH INTO SAT AT 8000FT IN LEVEL FLIGHT WE RECEIVED A AP HOLDING RWD ANNUNCIATOR. A/P WAS DISCONNECTED AND AIRCRAFT HAD AN COMMANDED ROLL TOT HE LEFT. SECOND ATTEMPT TO ENGAGE A/P AP HOLDING RWD ANNUNCIATOR CAME ON. DISCONNECTED A/P AND AIRCRAFT AGAOct 21, 2021 · N858UP · Beech B300SDR ASAA2021102036360Computer · noneON TAXI IN A/P P/RST LIGHT CAME ON AND REMAINED ON. GROUNDED - YES. VERIFIED DISCREPANCY. FOUND MSG 22-11285. ACCOMPLISHED B737-800 FIM 22-15 TASK 804. OPENED/TAGGED 8CBS. RMVD AND INSTALLED NEW FCC A COMPUTER. RMVD TAGS/CLOSED 8CBS. VERIFIED SW WITH IPC 22-11Oct 20, 2021 · N530AS · Boeing 737890SDR ASAA2021101336285Control Panel · defectiveMCP ALTITUDE WINDOW HAS BURNED IN SEGMENTS. GROUNDED - YES. RMVD AND INSTALLED NEW MCP REF B737-900 AMM 22-11-34. ACCOMPLISHED MCP PNL INSTALL TEST AMM 22-11-34-740-801. ACCOMPLISHED LLM TESTS DFCS LRU REPLACEMENT TEST FOR MCP AMM 22-11-34/501. LAND VERIFY 22-Oct 13, 2021 · N442AS · Boeing 737990ERSDR ASAA2021101136257Actuator · inoperative"B" AUTOPILOT WILL NOT ENGAGE A CRUISE. GROUNDED - YES. DFCS FAULT REVIEW SHOWED FAULT 22-11149 "AIL PRESS SW-2" AND DFCS LIBRARY TEST #31 SHOWED CONSISTENT FAIL WITH FAULT 22-11144 "AIL DETENT SOLENOID-2". REMOVED AND REPLACED AUTOPILOT B AILERON ACTUATOR PEROct 11, 2021 · N471AS · Boeing 737990ERSDR ASAA2021101036275Control Panel · faultedAUTOPILOT "A" WILL NOT ENGAGE. GROUNDED - YES. PERFORMED B737-900 FIM 22-11 TASK 801 TEST GROUP 10. FAULT MESSAGE 22-11254 DISPLAYED. REMOVED AND REPLACED DFCS MODE CONTROL PANEL REF B737-900 AMM 22-11-34. ACCOMPLISHED LRU REPLACEMENT TEST FOR MCP (BITE TEST Oct 10, 2021 · N433AS · Boeing 737990ERSDR ASAA2021100836245Control Panel · defectiveA/P MODE CONTROL PANEL "IAS/MACH" WINDOW HAS DAMAGED LCD JUST TO THE LEFT OF ALL DISPLAY DIGITS THAT IS CONSTANTLY LIT MAKING AIRSPEED READ AS A NEGATIVE NUMBER. GROUNDED - YES. REMOVED & REPLACED DFCS MODE CONTROL PANEL. ALL TESTS PASS. REF B737-900 AMM 22-11Oct 8, 2021 · N487AS · Boeing 737990ERSDR ASAA2021100536207None · failedDFCS BITE LIBRARY 35 DUAL TEST SHOWS FAIL MSGS 22-11191 AND 22-11194 MT CMD MON. GROUNDED - YES. REMOVED AND REPLACED MACH TRIM ACTUATOR REF B737-9 AMM 22-11-24/401. OP TEST NORMAL REF AMM 22-11-24/501. DFCS BITE LIBRARY TEST 35 NOW PASSES. IFSAU TEST GOOD REFOct 5, 2021 · N915AK · Boeing 7379SDR ASAA2021100436211Unknown · unknownAUTOLAND AIII WITH HGS MONITOR EXCEEDED TOLERANCES 50' LEFT OF CENTER LINE AND DIVERGING. PILOT INTERVENTION NEEDED. FLAPS 40 TAIL WIND OF 5 KTS. GROUNDED - YES. PERFORMED DFCS BITE TEST PER B737-800 FIM 22-11 TASK 801. NO FAULTS IN CURRENT STATUS. IN FAULT HIOct 4, 2021 · N563AS · Boeing 737890SDR ASAA2021100136144Unknown · unknownFO COURSE SELECTOR WINDOW BLANK. GROUNDED - YES. UPON ARRIVING AT AIRCRAFT, F/O DISPLAY WINDOW RETURNED TO NORMAL OPS. PERFORMED DFCS BITE - CURRENT STATUS AND INFLT FAULTS FOR PREVIOUS LEG. NO FAULTS FOR COURSE OR MCP. PERFORMED MCP LRU REPLACEMENT TESTS AND Oct 1, 2021 · N581AS · Boeing 737890SDR ASAA2021093036143Panel · noneMCP VERT SPEED LCD WINDOW HAS CLUTTER THAT INTERFERES WITH NUMERICAL INDICATIONS. GROUNDED - YES. REMOVED & REPLACED DFCS MCP REF B737-900 AMM 22-11-34 ALL INSTALLATION TEST & LLM PASS.Sep 30, 2021 · N407AS · Boeing 737990ERSDR 9JLA2021093030730Actuator · intermittentTHE MAINTENANCE TEAM REPORTED THAT THE RIGHT ROLL TRIM ACTUATOR WAS INTERMITTENT. THE DEFECTIVE TRIM ACTUATOR WAS REMOVED AND REPLACED WITH AN OVERHAULED UNIT. OPS CHECKS SATISFACTORY AND THE AIRCRAFT WAS RETURNED TO SERVICE.Sep 29, 2021 · N345HC · Beech 400ASDR ASAA2021092436070Control Panel · inoperativeCAPTAIN'S COURSE SELECT KNOB INTERMITTENTLY LOCKS. GROUNDED - YES. WITH A/C POWER OFF THE AIRPLANE REPLACED DFCS MODE CONTROL PANEL WITH SERVICEABLE UNIT. APPLIED GROUND POWER TO A/C. C/W DFCS MODE CONTROL PANEL ADJUSTMENT/TEST. TEST PASSED. REF B737-800 AMM 2Sep 24, 2021 · N517AS · Boeing 737890SDR AALA202109203014Actuator · faultedAIRCRAFT WAS GROUNDED: ABRUPT PITCH DOWN MOMENTS AFTER AUTOPILOT A ENGAGED AT FL310, SPEED MACH .79 AUTOPILOT B NORMAL.. REPLACED AUTOPILOT ELEVATOR ACTUATOR A PER AMM 22-11-26 .Sep 17, 2021 · N858NN · Boeing 737823SDR ASAA2021091535958Control Panel · inoperativeDURING CURISE AT FL 370 WITH AUTOPILOT "B" ENGAGED AUTOPILOT DISENGAGED, F/O'S FLT DIRECTOR DISAPPEARED AND F/O'S HEADING BUG WOULD NOT RESPOND TO MCP INPUTS.. CAPT'S SIDE AND "A" AUTOPILOT FUNCTIONED NORMALLY. GROUNDED - YES. REMOVED & REPLACED DFCS MODE CONTSep 15, 2021 · N419AS · Boeing 737990ERSDR 9WGA2021091154601Autopilot Sys · failedON INITIAL CLIMB OUT, SIMULTANEOUS FAILURE 3 SYSTEMS - RADAR ALTIMETER (ERRONEOUS), AUTO PILOT 1 & 2 FAIL, AUTO THROTTLE.Sep 11, 2021 · N546JN · Doug MD11FSDR ASAA2021091035927Selector · stuckCAPT MCP COURSE SELECTOR STUCK ON 020* - WILL NOT MOVE AFTER SELECTING APU POWER, SELECTOR APPEARS NORMAL. GROUNDED - YES. ACCOMP LRU REPLACEMENT TEST FOR MCP. TEST PASS ALSO ACCOMP LAND VERIFY TEST BOTH PASS NO FAULTS. REF B737-800 AMM 22-11-34-839-001 & 22-1Sep 10, 2021 · N517AS · Boeing 737890SDR CALA2021091001550Computer · inoperativeAUTOPILOT/FLIGHT DIRECTOR WARNING MODE CONTROL PANEL PROBLEM WAS ENCOUNTERED BY THE FLIGHT CREW WHICH IS NOT COVERED IN THE FAUL T CODE DIAGRAM RPL MODE CONTROL PANEL MM22-11-02-402-007. DUE LOG PAGE 6827661 RPL RIGHT FLIGHT CONTROL COMPUTER MM22-11-01-404-011Sep 10, 2021 · N48127 · Boeing 757224SDR ASAA2021090935926Switch · inoperativeLNAV SWITCH INOP. GROUNDED - YES. REMOVED & REPLACED DFCS MCP REF B737-900 AMM 22-11-34. ACCOMPLISHED MCP LRU REPLACEMENT TEST (GP 32) REF AMM 22-11-34, DFCS LAND VERIFY TEST (GP 49) REF AMM 22-11-00, & HGS SYSTEM TEST REF SMM 34-36-00, OPS CK NML.Sep 9, 2021 · N419AS · Boeing 737990ERSDR ASAA2021090935925Bulb · inoperativeLIGHT BULB BURNT OUT IN VNAV ON MCP. GROUNDED - YES. REMOVED AND REPLACED MODE CONTROL PANEL IAW B737-800 AMM 22-11-34-000-801 AND 22-11-34-400-801, OPS CHECK GOOD. LRU REPLACEMENT TEST FOR MCP BITE TEST GROUP #32 GOOD IAW AMM 22-11-34/501 AND LAND VERIFY TESTSep 9, 2021 · N559AS · Boeing 737890SDR ASAA2021090935894Autoland Sys · malfunctionedAUTOLAND UNSATISFACTORY. AIRCRAFT LINED UP AND REMAINED APPROXIMATELY 50' LEFT ON CENTERLINE REQUIRING PILOT INTERVENTION. GROUNDED - YES. ACCOMPLISHED DFCS BITE TEST. NO FAULT FOUND. ACCOMPLISHED LAND VERIFY TEST. ALL LLM TESTS PASSED. REF B737-900 AMM 22-11-Sep 9, 2021 · N440AS · Boeing 737990ERSDR QR9R20210902001Actuator · faultedDURING RUNUP JUST PRIOR TO TAKEOFF, THE CAD DISPLAYED AN ACTUATOR FAIL MESSAGE. MAITNENANCE PERSONEL ATTEMPTED 3 TIMES TO RESET THE ACTUATOR AND WAS UNSUCCESSFUL. ACFT PL'D ON THE PAD. A TEST FLIGHT EVAL FOUND ACTUATOR FAILS WHEN PICKING A/C UP TO A HOVER. ACTSep 2, 2021 · Bolkms BK117C2
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