JASC 2740
Service difficulty reports · 2,126
Reports filed under 2740 · Stabilizer Control 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 = '2740' 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.
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 = '2740' ORDER BY difficulty_date DESC
Run it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
SDR SWAA2025073096647Trim System · faultedSTAB TRIM INOPERATIVE. PERFORMED STAB TRIM MOTOR A/P TEST IAW AMM 22-11-81-710-801, AS WELL AS STAB TRIM MOTOR TEST IAW AMM 27-41-71-700-801. BOTH TESTS CHECKED GOOD.SDR CALA2025071406521Motor · faultedSTABILIZER TRIM SWITCHES DO NOT OPERATE TRIM UP AND TRIM DOWN CA PTAIN'S STARTED FIM TASK27-41-TASK 804. PERFORMED STM LOGIC CARD RESET. NO HELP. CHECKED R64 RELAY CKD GOOD. CHECKED FOR PWR AT STM (M1659) PWR AVAILABLE AT PIN 1,2,3 PER FIM. STAB MOTOR NEEDS RESDR DALA2025070805082Ballscrew · not reported(LOG 1062443) ACCOMPLISH AMDS 2740-01077-0101, HORIZONTAL STABILIZER TRIM BALLSCREW, B737, SECTION 0101 REFERENCE STEP 11. COMPLIED WITH AMDS CARD 2740-01077-0101. REPLACE HORIZONTAL STABILIZER TRIM ACTUATOR. CARD 2740-01077-0301.SDR DALA2025070705008Actuator · inoperativeSHIP 3709 -MISC/DE- DECLARED EMERGENCY INTO SLC DUE TO STAB OUT OF TRIM LIGHT AND STAB TRIM ELECTRICALLY INOPERABLE. CORRECTIVE ACTION: REPLACED STABILIZER TRIM MOTOR. OPS CHECK NORMAL.SDR DXTA2025062704042Trim System · out of adjustELEVATOR TRIM IS NOT WITHIN NORMAL FLIGHT RANGE AND UNABLE TO INPUT ENOUGH NOSE DOWN TRIM TO NEUTRALZE CONTROL FORCE. FULL FORWARD NOSE DOWN TRIM AND AIRCRAFT STILL HAS NOSE UP TENDENCY. ADJUSTED POSITION OF CONTROL WHEEL/TRIM INDICATOR TO COINCIDE WITH THE PSDR SWAA2025052775436Trim Motor · inoperativeELEC STAB TRIM INOP. R AND R STAB TRIM MOTOR PER AMM27-41-71. NO DEFECTS NOTED.SDR DXTA2025052303572Trim System · failedSHORTLY AFTER TAKEOFF BOTH THE STAB TRIM CHANNEL 1 AND 2 AND THE MACH TRIM ALL FAILED. WE WERE ABLE TO RESET THEM ALL. A FEW MINUTES LATER THE WHITE STAB CH 1 INOP ILLUMINATED AGAIN WITH A SUCCESSFUL RESET. DURING THE CLIMB WE GOT AN AMBER AUTOPILOT MISS TRIMSDR YENA2025052200528Trim Switch · intermittentFLT#71, JFK- SLC . (AIRCRAFT PERFORMED AN AIR TURN BACK AND DECLARED AN EMERGENCY INTO JFK) 'DURING DEPARTURE AT ACCELERATION ATTITUDE PILOT FLYING ATTEMPTED TO TRIM NOSE DOWN. TRIM SWITCH WAS INTERMITTENT. THE AIRCRAFT WAS NOT TRIMMINING THE STAB USING BOTH PSDR CALA2025052204908Trim System · malfunctionedSTABILIZER FAILS TO TRIM NOSE UP ASSOCIATED SPEED TRIM FAIL LIGHT ILLUNINATED PER CREW, BOTH CAPT AND F/O SWITCHES WOULD NOT TRIM NOSE UP BUT TRIMMING DOWN WAS OK. INITIAL EVAL CYCLED STAB TRIM BREAKERS AND GOT BOTH ELECTRIC STAB TRIM SWITCHES TO MOVE UP AND DSDR DXTA2025052003529Mcu · defectiveAMBER PRI STAB TRIM FAIL CAS MESSAGE ILLUMINATED AT APPROXIMATELY 4000' AND 10MILES FROM THE AIRPORT ON AN APPROACH. A SLIGHT NOSE DOWN PRESSURE WAS FELT ONCE AP WAS DISCONNECTED. NO ISSUES WITH SECONDARY SELECTED. REPLACED MCU IAW CL-350 AMM 27-41-13. OPS CSDR AALA202505190533Trim Motor · faultedAIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED DUE TO: DURING CLIMB OUT WITH AUTOPILOT ENGAGED STAB OUT OF TRIM LIGHT ILLUMINATED. AIRCRAFT DIVERTED TO AND LANDED SAFELY AT DFW. PERFORMED FIM 22-12-00-810-803. SPEED TRIM DFCS TEST DOES NOT MOVE STAB TRIM, FASDR DXTA2025053003699Trim System · faultedON CLIMBOUT AFTER FRA, RECEIVED PRI STAB TRIM FAIL CAS MESSAGE. ACCOMPLISHED ASSOCIATED QRH, AND ALSO RECEIVED SEC STAB TRIM FAIL CAS MESSAGE WHEN SECONDARY TRIM WAS TRIED. CORRECTIVE ACTION: PCB NZ105 WAS REMOVED AND REPLACED WITH NEW PCB OP CHECKS GOOD REF 6SDR DXTA2025042903217Controller · faultedWHEN HORIZONTAL STAB TRIM IS ACTIVATED IN EITHER DIRECTION THE TRIM MOVES APPROX .2 DEGREES THEN STOPS AND THE AMBER "PRI STAB TRIM FAIL" CAS MESSAGE ILLUMINATES. POWERED UP AIRCRAFT. VERIFIED STAB TRIM TO FAIL FROM BOTH PILOT AND COPILOT YOKE CONTROL SWITCSDR DXTA2025042403161Switch · failedWHEN SELECTING FLAPS TO 15 ON APPROACH TO LANDING RECEIVED A STAB MIS COMP CAUTION. AIRSPEED WAS AT 190 KTS. RAN QRH AND IT DID NOT CLEAR. CORRECTIVE ACTION: POWERED UP AIRCRAFT STAB MISCOMPARE STILL THERE. RESET CB AND RAN ENGINES BUT LIGHT REMAINS ON. SLAVEDSDR 2025FA0000274Control Unit · failedCREW REPORTED AFTER DEPARTURE WHEN PILOT TRIED TO TRIM STABILIZER BOTH CHANNELS DISCONNECTED. AFTER ABNORMAL CHECKLIST WAS PERFORMED CREW WAS ABLE TO CONNECT CHANNEL 2. CREW RETURNED TO FIELD AND LANDED WITHOUT INCIDENT. MAINTENANCE TROUBLESHOOT TO FAULT HSSDR YENA2025033100341Servo · faultedFLT#21, BOS-PBI. (AIRCRAFT DIVERTED TO JFK). 'ELAC #1 AND #2 FAULT CLIMB AND CRUISE ELEVATOR PITCH OSCILLATIONS; REF LP 4239540 (ELAC # 2 REINSTALLED AFTER MX PER AMM 27-93-33. OPS CHECK OK. CATIII TEST REQ), 4239545 (REMOVED AND REPLACED LH ELEVATOR SERVO 34 SDR DXTA2025032402774Control Unit · defectiveSTAB TRIM MONITOR WARNING: RECIVED STAB TRIM MONITOR CAS MESSAGE IN FLIGHT. RAN CHECKLIST. POWERED DOWN AFTER LANDING. CAS MESSAGE REMAINED AFTER POWERING BACK UP. CORRECTIVE ACTION; REPLACED HORIZONTAL ACTUATOR CONTROL UNIT UT021 IAW CE680A AMM 27-40-20. PERFSDR SWAA2025022699969Motor · inoperativeELECTRIC STAB TRIM INOP MANUAL TRIM NORMAL<[01]. REMOVED AND REPLACED STABILIZER TRIM MOTOR PER AMM 27-41-71. OPS CHECK GOOD.SDR DXTA2025011301900Switch · defectiveSTAB TRIM: SHORTLY AFTER T/O RECD STAB TRIM/MACH TRIM/AP PITCH TRIM/AP HOLDING NOSE DOWN. COMPLIED WITH QRH, LANDING UNDER MAX, NORMAL LANDING. CORRECTIVE ACTION: REPLACED LH STAB TRIM DISCONNECT SWITCH. OPS CHECK GOOD. IAW CL650 AMM 27-41-07SDR SWAA2025012884184Track · crackedRT HAND FWD UPPER TRACK ASSY FOR PANEL 343AT CRACKED.<[01] REMOVED AND REPLACED RT HAND FWD UPPER TRACK ASSY FOR PANEL 343AT IAW AMM 27-41-31-400-802.; [02] VERIFIED CORRECTIVE ACTION ENTRY 1.SDR SWAA2024121878596Relay · failedSPEED TRIM TEMP FAIL THEN ELECTCTRIC TRIM FAIL<[01] R/R?D R64 RELAY AND STAB TRIM MOTOR REF AMM 27-41-71 AND FIM 27-41 TASK 804 OPS CHECK NORMAL. DFCS TESTS PASSED.SDR SWAA2024121878936Trim Motor · failedSPEED TRIM TEMP FAIL THEN ELECTCTRIC TRIM FAIL<[01] R/R?D R64 RELAY AND STAB TRIM MOTOR REF AMM 27-41-71 AND FIM 27-41 TASK 804 OPS CHECK NORMAL. DFCS TESTS PASSED.SDR DXTA2024121701535Control Unit · defectiveDURING PREFLIGHT, PRIMARY STAB TRIM FAIL CASS MESSAGE AFTER TWO SECONDS OF ACTUATING STAB TRIM SWITCH UP OR DOWN FRIM EITHER YOKE. CORRECTIVE ACTION; REPLACED H STAB ACU IAW CE 680A AMM 27-40-02. PERFORMED MULTIPLE SATISFACTORY OPS TEST. NO FURTHER DEFECTS NOTSDR AALA202412029578Motor · failedAIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED DUE TO: ELECTRIC STABILIZER TRIM FAIL ON DEPARTURE; AIRCRAFT DIVERTEDT TO AND LANDED SAFELY AT JFK. INSTALLED STAB TRIM MOTOR, PER AMM 27-41-71. OPERTIONAL CHECKED, PER AMM 27-41-71-700-801 AND AUTOPILOT TEST PESDR DXTA2024111501150Trim System · faultedPRI STAB TRIM FAIL AMBER CAS: IN LEVEL FLIGHT WITH AUTO PILOT ENGAGED WE GOT AN AMBER PRIMARY STAB TRIM FAIL CORRECTIVE ACTION; ARRIVED AT AC, APPLIED POWER AND ALLOWED SYSTEMS TO POWER UP. GAINED ACCESS TO MDC AND CONFIRMED HORIZONTAL STAB TRIM FAULT IN FAULTSDR DALA2024110410636Control Cable · kinkedAIRCRAFT 3914, WHILE CONNECTING STAB CONTROL CABLES TO HORIZ STAB JACK SCREW DRUM ASSY, FOUND KINKS IN THE "STA" CONTROL CABLE ITSELF, AT THE JACKSCREW DRUM ASSY. CORRECTIVE ACTION: REPLACED STABILIZER CONTROL CABLES STA AND STB IAW B737 AM 27-41-82-000-801 ANSDR DALA2024110510670Ballnut · misinstalledAIRCRAFT 3850, WHILE PERFORMING OPS CHECKS AND LUBE OF THE THS JACKSCREW, FOUND THE UPPER BALLNUT OF JACKSCREW INSTALLED 180 DEGREES IN WRONG DIRECTION. ACCORDING TO AMM ZERK FITTING NEEDS TO FACE THE ACCESS DOOR. CORRECTIVE ACTION: REPOSITIONED THE UPPER BALLSDR CALA2024103000962Motor · defectiveSTABILIZER TRIM CONTROL WHEEL SWITCHES DO NOT OPERATE TRIM UP AN D TRIM DOWNALSO UNABLE TO MOVE STAB TRIB MANUAL WITH THE STAB WHEEL. AS PER COMMENT ABOVE TRIED CYCLING CB P6-2 D10 IN REF TO FIM 27-41 TASK 811 STAB TRIM WHEEL IS SEIZED/BINDING. ALSO PERFORMED SDR 2024FA0000786Actuator · faultedAIRC,AN LULS 23.3 HRS TT. TOST NO,,..,, IN ITALY AT THO FACTORY. OI5'1 .. ASSEMBLED AND SHIPPED 10 USA. REASSEMBLED IN SEBRING FLA & TEST FLOWN. DELIVERY OF AIRCRAFT & FLOWN TO VERMONT TO REFLECT CURRENT HOURS TT. PERFORMED 25HR CHECKS BEFORE BEING PUT INTO SESDR 2024F00258Actuator · faultedUPON DEPARTURE FROM KHPN , THE PRIMARY STAB TRIM FAILED . CONTROL PRESSURE BECAME EXCESSIVE AS THE AIRCRAFT PITCHED UP. THE CREW SWITCHED TO SECONDARY TRIM , THE SECONDARY TRIM ALSO FAILED. THE PIC DECLARED AN EMERGENCY AND THE EMERGENCY /ABNORMAL CHECKLIST WASDR U5QA202410070139Control Unit · failedSTAB TRIM FAULT (CYAN CAS) FOLLOWED BY AP STAB TRIM FAIL (AMBER CAS). MX C/A: REMOVED AND REPLACED HST ECU WITH A REPAIRED UNIT PER CL300 AMM 27-41-21-000/400-801. ALL OPS CKS AND F/T GOOD.SDR DXTA2024100700736Trim System · faultedAFTER TAKEOFF UPON TRYING TO TRIM NOSE DOWN WE RECEIVED A PRIMARY STAB TRIM FAIL CAS PRIMARY TRIM WOULD NOT WORK(AFTER PRIMARY TRIM FAILED AFTER TAKE OFF SECONDARY TRIM WAS SELECTED. WHEN SELECTED SECONDARY TRIM WORKED INTERMITTENTLY AND SECONDARY TRIM FAIL CASDR DXTA2024111101091Actuator · defectivePRIMARY TRIM: AT 300 KNOTS AMBER CASS "RETRIM NOSE DOWN" ILLUMINATED. WHEN SLOWING BELOW 300 KNOTS, CASS MESSAGE EXTINGUISHED AND STAB TRIM MOVEMENT WAS OBSERVED. IT APPEARS THAT AT 300 KNOTS, THE AIRPLANE IS RUNNING OUT OF TRIM AND REACHING ITS MAX NOSE DOWSDR AALA202409264546Transducer · out of adjustAIRCRAFT WAS GROUNDED: IN FLIGHT AIRCRAFT HOLDS RIGHT BANK TO MAINTAIN LEVEL FLIGHT. TRIM WAS LEFT 1.4 AND DURING TAXING IT PULLS TO THE LEFT. MAINTENANCE ADJUSTED THE RUDDER POSITION TRANSDUCER PER AMM 27-25-00-820-001-A. A SATISFACTORY OPERATIONAL CHECK WAS SDR DALA2024091709110Trim System · inoperativeSHIP 3759 -ATB- RETURNED TO BOS DUE TO STABILIZER TRIM ELECTRICALLY INOPERATIVE. CORRECTIVE ACTION: REPLACED STAB TRIM CONTROL RELAY R64 AND STABILIZER TRIM MOTOR. OPS TEST NORMAL.SDR SWAA2024091637771Trim Motor · faultySTABILIZER TRIM INOP<[01] T/S PER FIM 22-15 TASK 821. CYCLED C/B & FAULT WAS INTERMITTENT. PER MOC REQUEST; R&R STAB TRIM MOTOR PER AMM 27-41-71. OPS CHECK GOODSDR DALA2024090308667Ballscrew · damaged(LOG 0534405) WEAR ON PHOPSPHATE COATING ALONG ALL BALLSCREW AT HORIZONTAL STABILIZER TRIM ACTUATOR. PER SCHEDULED MAINTENANCE THE HORIZONTAL STABILIZER TRIM ACTUATOR MUST BE REPLACED UNDER AMDS 2740-01077-0301.SDR DALA2024090408732Control System · out of adjust-AD- AMDS 2740-01114-07 STEP 6: DUE RESULT OF THE STEP 6A "ADJUST THE HORIZONTAL STABILIZER TRIM SYSTEM AND SHUTOFF CONTROL SYSTEM AMM 27-40-00 820-801. SUMMARY NRC 00298: HORIZONTAL STABILIZER TRIM SYSTEM AND SHUTOFF CONTROL SYSTEM WAS ADJUSTED PER B717-200 ASDR DXTA2024090300393Switch · defectiveSTAB MISCOMPARE LIGHT: ON 5 MILE FINAL PRIOR TO LANDING, WE GOT THE STAB MISCOMPARE ANNUNCIATOR LIGHT AND ALSO THE HYD PRESS LIGHT ( FLASHING ). TOOK A LOT OF CONTROL FORCE TO HOLD ALTITUDE. RAN QRH CHECK LIST AND LANDED UNEVENTFULLY. PHOTO ATTACHED. PRIOR TO SDR 4DPA2024081500001Control Unit · failedCREW REPORTED PTRIM MAIN INOP EICAS MESSAGE. WAS DEFERRABLE BUT SINCE MX NOT DESTINATION OPS CHOSE TO DIVERT. CORR ACTION MX REMOVED AND REPLACED HORIZONTAL STABILIZER CONTROL UNIT OPS CHECK GOOD.SDR SWAA2024081426021Trim Motor · inoperativeSTAB OUT OF TRIM LIGHT ILLUMINATED DURING CLIMB. ELECTRIC TRIM INOPERATIVE. MANUAL TRIM WORKED NORMALLY. NO CIRCUIT BREAKERS POPPED.<[01] REMOVED AND REPLACED STAB TRIM MOTOR ASSY IAW AMM 27-41-71-000/400-801. PERFORMED STAB TRIM MOTOR TEST IAW AMM 27-41-71-70SDR HNAA2024080600003Control Unit · faultedPITCH TRIM BACKUP INOP EICAS MESSAGE DISPLAYED ON APPROACH. R+R HORIZONTAL-STAB CONTROL UNIT IAW AMM- 27-40-01. OPS CHECKED CONTROLS AND UNIT IAW AMM 27-40-00 OPS CHECK GOOD OK FOR SERVICE AT THIS TIMESDR 4DPA2024080300001Trim Switch · failedCREW REPORTED- AFTER DEPARTURE, CREW RECEIVED A PTRIM MAIN INOP MASTER WARNING CAUTION. CREW RAN THE QRH AND DISCONNECTED THE MAIN SYS CUTOUT SWITCH AND DISCONNECTED THE AUTOPILOT. PER MAINTENANCE CONTROL AND MISSION CONTROL CREW RETURNED TO DALLAS WITHOUT FURSDR R61A2024080300345Switch · failedFO YOKE PITCH TRIM SWITCH FELT IN REVERSE. DECLARED EMERGENCY, LANDED WITHOUT INCIDENT. R&R FO SIDE PITCH TRIM SWITCH ASSEMBLY.SDR DALA2024072907583Motor · inoperativeSHIP 3948 -ATB- DUE TO STABILIZER TRIM ELECTRICALLY INOPERATIVE. CORRECTIVE ACTION: REPLACED STABILIZER TRIM MOTOR. OPS CHECK NORMAL. MAINTENANCE STILL IN PROGRESS.SDR CALA2024072900301Limit Switch · faultySTAB TRIM CAUTIO ON CLMB OUT. AUTOPILOT CAUTION EICAS FOLLOWED 3 TIMESDEBRIEFED CREW AND WAS INFORMED THAT STAB TRIM CAUTION CAME ON PRIOR TO A/P ENGAGEMENT ON CLIMB. PERFORMED MCDP BITE IAW AMM 22-02 TASK 801; FOUND SEVERAL PREVIOUS FLIGHT LEGS A/P CAUTION MESDR IPXA2024072218159Drain · discoveredFUSELAGE DRAIN HOLES INSPECTION AND INSTALLATION AFT OF BS 1725.5 BETWEEN S-36L AND S-36R) ACCOMPLISHED SDR PER EO 82173-JIC001SDR UIEA2024071200646Control Module · leakingCREW REPORTED IN FLIGHT THAT HYDRAULIC QUANTITY FOR LEFT SYS DROPPED TO 0.49, AFTER CONTINUED LOSS, AIRCRAFT DIVERTED TO MIA FROM ITS ORIGINAL DESTINATION OF SJU. ALL FLUID FROM LH HYD DRAINED UPON LANDING(<P>DETERMINED LEFT STABILZER TRIM CONTROL MODULE LEAKSDR SWAA2024071512778Switch · faultyCIRCUIT BREAKER PANEL P6-2 CIRCUIT BREAKER B10 POPPED. PER MOC; CIRCUIT BREAKER WAS RESET AND IT POPPED AGAIN. CIRCUIT BREAKER IS LABELED STAB TRIM CONT<[01] R&R STABILIZER TRIM MOTOR NO HELP PER AMM 27-41-71-401.<BR> WHILE CHECKING FOR OPENS IN THE SYSTEM PERSDR SWAA2024071512771Motor · faultyCIRCUIT BREAKER PANEL P6-2 CIRCUIT BREAKER B10 POPPED. PER MOC; CIRCUIT BREAKER WAS RESET AND IT POPPED AGAIN. CIRCUIT BREAKER IS LABELED STAB TRIM CONT<[01] R&R STABILIZER TRIM MOTOR NO HELP PER AMM 27-41-71-401.<BR> WHILE CHECKING FOR OPENS IN THE SYSTEM PER
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