JASC 3241
Service difficulty reports · 1,310
Reports filed under 3241 · Brake Anti-Skid Section, 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 = '3241' 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 = '3241' 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 DALA2025091506763Valve · inoperativeDUE TO ANTISKID FAIL LIGHT ILLUMINATED ON APPROACH. CORRECTIVE ACTION: RECORDED AACU BITE FAULT BOX 1-4 INTERNAL FAULT. REPLACED AACU. FAULT CLEARED. OPS CHECK GOOD.SDR SWAA2025082607495Anti-Skid Valve · faultedANTI SKID LIGHT CAME ON DURING TAKEOFF EXTINGUISHED AFTER RETURNING TO LAND.<[01] COMPLIED WITH IFIM TASK 32-42-00-810-828 ANTISKID/AUTOBRAKE CONTROL UNIT BITE PROCEDURE. NO FAULTS FOUND. PERFORMED RESISTANCE CHECKS OF LT AND RT ALTERNATE ANTI-SKID VALVES ANDSDR ABXA20250818183Anti-Skid Sys · faultedON FINAL FOR 10L INTO KORD, GEAR DISAGREE AND TAILSKID EICAS RAN CHECKLIST AFTER GO AROUND. ABORTED APPROACH. (AAP) CAME BACK AFTER CALLING MX CONTROL AND RUNNING QRH. IN ORD, CONFIRMED TAIL SKID DID NOT DEPLOY. ABOUT 10 MINUTES AFTER BLOCK IN THE TAIL SKSDR AALA202508074415Control Unit · faultedAIRCRAFT WAS GROUNDED: DURING THE LANDING ROLL AND AGAIN DURING THE TAXI, THE ANTI-SKID AND BRAKING SYSTEM HAD A TENDENCY TO SKIP AND STUTTER. PERFORMED (AACU)-ANTISKID AUTOBRAKE CONTROL UNIT BITE PER FIM 32-42-00-810-801. FOUND MULTIPLE FAULTS. REMOVE AND REPSDR SWAA2025073195500Anti-Skid Valve · out of limitsANTI-SKID INOP ILLUM ON APPROACH<[01] PERFORMED ALT ANTI-SKID VALVE T/S REF FIM 32-42 TASK 805. FOUND R/H ALT ANTI-SKID VALCE OUT OF RESISTANCE. REMOVED AND REPLACED R/H ANTI-SKID VALVE REF AMM 32-42-31. OPS CHECKED GOOD. NO DEFECTS NOTED.SDR ABXA20250715158Warning Message · illuminatedDURING TAXI OUT, ANTI-SKID EICAS MSG AND OVRHD ANTI SKID-LIGHT INOP ON. AIRCRAFT RETURNED TO BLOCKS. (BTB). DEFERRED ANTI-SKID SYS IAW MEL 32-42-1. MAINTENANCE PROCEDURES C/W. PLACARDS INSTALLED. MBCB 07/25/2025. AIRCRAFT DOWNGRADED TO CAT IIIA. A/C RETSDR SWAA2025071490655Valve · faultyANTI-SKID AND PARKING BRAKE LIGHTS ILLUMINATED ON TAKEOFF. REMOVED AND REPLACED ANTI-SKID VALVE PER AMM. 32-42-31. OPS AND LEAK CHECK SATISFACTORY. REF# TTG8Q013P7MC CONDITIONAL INSPECTION. REMOVED AND REPLACED PARKING BRAKE VALVE ON NON-ROUTINE REF. TTG8Q01SDR AALA202507144784Hydraulic Line · leakingAIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED DUE TO: NUMBER 2 MLG TIRE BLEW AS WELL DAMAGING HYDRAULIC LINE WHICH CAUSED THE ENGINE LOW PRESSURE LIGHT TO ILLUMINATE AS WELL. AIRCRAFT EMERGENCY LANDED SAFELY AT AUS. REMOVE AND REPLACED 2 MLG TIRE (AALA20250SDR ABXA20250707142Transducer · faultedANTI-SKID MSG AFTER PUSHBACK AND ENGINE START. *#8 XCDR SYSTEM FAULT* AIRCRAFT RETURNED TO BLOCKS. (BTB) MAINTENANCE DEFERRED IAW MEL C ABX-32-42-1-1A. AIRCRAFT RETURNED TO SERVICE.SDR SWAA2025063086729Brake · smoke#1 AND #2 BRAKE ASSEMBLY SMOKING <[01]. REMOVED AND REPLACED BOTH TIRES AND BRAKES PER NON ROUTINES 02 - INSPECTED PER [AMM 05-51-15-201-MAX (BRAKE SEIZURE CONDITION - MAINTENANCE PRACTICES (CONDITIONAL INSPECTION) - PERMANENT)] NO DAMAGE NOTED AT THIS TIME.SDR CALA2025062706008Anti-Skid Valve · faultedANTI SKID INOP LIGHT ILLUMINATED ON TAKEOFF ROLL AND REMAINS IL LUMINATED PERFORMRD FIM TASK 32-42-00-501 FOUND BOX 1 FAULT NOTED. PRFORMED AMM TASK AASCU OPERATION TEST 32-42-00-720-801 & 32-42-00-720-801 AASC BITE TEST . PERFORMED MAINTENANCE MESSAGE 32-FSDR AALA202506244028Control Unit · failedAIRCRAFT WAS NOT GROUNDED: AUTO BRAKE DISARM LIGHT ILLUMINATES WHEN RTO SELECTED. VERIFIED A-AND-B DISARM LIGHT ON WHEN RTO SELECTED. DURING AACU TEST, FAULT SHOWS POWER A-AND-B. REMOVED AND REPLACED ANTISKID CONTROL UNIT, PER AMM 32-42-21. OPERATIONAL TEST GOSDR DXTA2025061903930Transducer · faultyDURING TAXI, ANTI-SKID INOP ANNUNCIATOR ILLUMINATED FOR APPROXIMATELY 10 SECONDS THEN EXTINGUISHED. THE SKID CONTROL CIRCUIT BREAKER AND THE POWER BRAKES CIRCUIT BREAKER DID NOT POP OUT. REPLACED L/H MLG WHEEL SPEED TRANSDUCER IAW AMM 32-42-07. PERFORMED OPS SDR SWAA2025060276528Anti-Skid Sys · inoperativeANTI SKID INOP LIGHT ILLUMINATED <[01]. TROUBLE SHOT BITE MESSAGES BOX3, BOX4, AND BOX2 PER FIM 32-42-00-810. NO DEFECTS NOTED. REMOVED AND REPLACED ACCU PER AMM 32-42-21-000-801. OP CHECK PER 32-42-00-720-801. CHECK GOOD.SDR AALA202505238006Module · faultedAIRCRAFT WAS NOT GROUNDED: ANTI-SKID INOPERATIVE ILLUMINATED ON TAXI OUT. ANTI-SKID LIGHT STAYS ILLUMINATED EVEN WITH THE SYSTEM TURN OFF. CHANGED AACU AND FAULT MESSAGES APPEAR STILL. **SUPPLEMENTAL REPORT FOR (AALA202505208006): REMOVE AND REPLACED AUTOBRAKESDR AALA202505208006Warning Light · illuminatedAIRCRAFT WAS NOT GROUNDED: ANTI-SKID INOPERATIVE ILLUMINATED ON TAXI OUT. ANTI-SKID LIGHT STAYS ILLUMINATED EVEN WITH THE SYSTEM TURN OFF. CHANGED AACU AND FAULT MESSAGES APPEAR STILL. (OPEN).SDR AALA202505219798Anti-Skid Valve · inoperativeAIRCRAFT WAS GROUNDED: AN EMERGENCY WAS NOT DECLARED DUE TO: AFTER LANDING AND MANUAL BRAKES APPLIED, ANTI-SKID INOPERATIVE STAYED ILLUMINATED FOR 10 MIN DURING TAXI TO GATE, VERIFIED ANTI-SKID ONE CHANNEL INOPERATIVE. AIRCRAFT DIVERTED TO AND LANDED SAFELY ATSDR AALA202505169798Warning Light · illuminatedAIRCRAFT WAS GROUNDED: AN EMERGENCY WAS NOT DECLARED DUE TO: AFTER LANDING AND MANUAL BRAKES APPLIED, ANTI-SKID INOP STAYED ILLUMINATED FOR 10 MIN DURING TAXI TO GATE, VERIFIED ANTI-SKID ONE CHANNEL INOPERATIVE. AIRCRAFT DIVERTED TO AND LANDED SAFELY AT STL. SDR CALA2025051204620Transducer · faultedANTI SKID INOP LIGHT ON PERFORMED MEMORY RECALL ON AACU PER AMM TASK 32-42-00-740-801. XDCR 2 FAULT DISPLAYED. REMOVED AND REPLACED #2 ANTISKID WHEEL SPEED TRANSDUCER IAW AMM32-42-11 OPS TEST GOOD. REMOVED AND REPLACED AACU IAW AMM32-42-21 PRECAUTIONARY OPSDR CALA2025043004355Transducer · faultedANTI SKID LIGHT ILLUM AFTER TAKE OFF CONFIRMED FAULT ON NUMBER 2 TRANSDUCER. INITIATE TO DEFER ANTISKID SYSTEM. DISPATCH DESK: 53 NAME: PB DATE: 27-APR-25 NOC DESK: 737 NAME: MD DATE: 27-APR-25- TOMC APPROVED DEFERRED DDP COMPLIED WITH. REF PREVIOUS ANTISSDR AALA202504247980Shutoff Valve · faultedAIRCRAFT WAS GROUNDED: WHILE TAXIING FOR TAKEOFF, GOT AN AMBER ANTI-SKID INOPERATIVE LIGHT ASSOCIATED WITH A RED PARKING BRAKE LIGHT. THE RED PARKING BRAKE LIGHT STAYS ILLUMINATED EVEN WHEN THE PARKING BRAKE LEVER IS RELEASED. BRAKES SEEM TO BE WORKING NORMALLSDR AALA202504220285Control Unit · faultedAIRCRAFT WAS NOT GROUNDED: WHEN ANTI-SKID SELECTOR IS IN THE RTO POSITION, AUTO BRAKE DISARMLIGHT ILLUMINATES. REMOVED AND REPLACED (AACU)- ANTISKID AUTOBRAKE CONTROL UNIT. PER AMM 32-42-21.SDR AALA202504211908Anti-Skid Sys · warning lightAIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED DUE TO: ANTI-SKID INOPERATIVE LIGHT ILLUMINATED IN FLIGHT; AIRCRAFT EMERGENCY LANDED SAFELY AT MIA. BITED CHECKED AACU UNIT NO FAULTS NOTED. PER AMM 32-42-00.SDR AALA202504175139Control Unit · faultedAIRCRAFT IN BASE MAINTENANCE: ANTI-SKID LIGHT ILLUMNIATED ON INSTRUMENT PANEL. TROUBLESHOOT AND FOUND FAULT CODES ON (AACU)-ANTI-SKID AUTOBRAKE CONTROL UNIT. REMOVEDAND REPLACED AACU, PER B737 AMM 32-42-21.SDR AALA202504223927Control Unit · faultyAIRCRAFT WAS NOT GROUNDED: AUTO BRAKE DISARM LIGHT ILLUMINATED WHEN IN RTO. ACCOMPLISHED FIM TASK 32-42-00-810-801. REMOVE AND REPLACED (AACU)-ANTISKID AUTOBRAKE CONTROL UNIT. PER AMM 32-42-21 OPERTIONAL CHECK GOOD.SDR AALA202504179053Pressure Switch · faultedAIRCRAFT WAS GROUNDED: AUTO BRAKE DISARM AND ANTI-SKID LIGHTS ILLUMINATED AND EXTINGUISHED NUMEROUS TIMES ON TAXI. THIS IS A REPEAT ISSUE. PERFORMED BITE TEST OF AACU, FOUND PRESSURE SWITCH AT FAULT, REMOVE AND REPLACE PRESSURE SWITCH AUTO BRAKE PRESSURE CONTSDR VNAA2025041411102Anti-Skid Sys · faultedA\SKID FAULT IN FLIGHT. PERFORMED HYDRAULIC SYS 1,2,AND 3 BLEED IAW AMM 29-10-00-870-801-A01 AND 29-10-00-870-802-A01. ACCOMPLISHED GVI OF BRAKE-UNIT ASSEMBLY WEAR-PIN INDICATOR IAW CRJ 700 AMM 32-43-26-210-801-A01. NO DEFECTS NOTED AT THIS TIME. FLT CREW COSDR DALA2025041402906Control Unit · faultedSHIP 5652 -DIV/DE- CREW DIVERTED TO ATL DUE TO ANTISKID MESSAGE IN FLIGHT. C/W QRH. UNEVENTFUL LANDING. CORRECTIVE ACTION: R/R NBR 3 A/S XDCR AND ANTISKID AUTOBRAKE CONTROL UNIT.SDR AALA202504088099Anti-Skid Sys · failedAIRCRAFT WAS GROUNDED: APPROXIMATELY 3 SECONDS AFTER LANDING AMBER AUTO BRAKE DISARM AND ANTI-SKID INOPERATIVE LIGHTS ILLUMINATED. SPEED BRAKES DID DEPLOY NORMALLY. NO TIRE DAMAGE NOTED. REMOVED AND REPLACED ANTI-SKID AUTO BRAKE CONTROL UNIT (AACU)-ANTI-SKID ASDR AALA202504084804Transducer · faultyAIRCRAFT WAS NOT GROUNDED: ANTI-SKID INOPERATIVE LIGHT ILLUMINATED INTERMITTENTLY ON TAKE OFF ROLL ABOVE 100 KTS. LIGHT EXTINGUISHED PRIOR TO AFTER TAKEOFF CHECK. ACCOMPLISHED AACU BITE PER FIM 32-42-00-810-801. MEMORY RECALL SHOWS FAULT XDCR1. REMOVE AND REPASDR SWAA2025032509142Valve · reads highANTI SKID INOP <[01]. 05 - OK TO CONTINUE PER [MEL 32-2-01; ANTISKID SYSTEM ]. WITH SP 1 & 2 AND AUTHORIZATION NUMBER 243942. FOUND FC# PARKBRK IN HISTORY AND SP CO LI. TROUBLESHOT PER FIM 32-42 TASK 811. FOUND HIGH RESISTANCE ON PIN 8 AND 9 OF PARKING BRSDR UIEA2025032100372Anti-Skid Valve · no testMLG, WHEEL #5, BRAKE UNIT, WHEN TEST WAS BEING PERFORMED, THE RECORDED PRESSURE WAS LOWER THAN PERMITTED.(<P>ANTISKID VALVE OF BRAKE #5 WAS REPLACED. IAW AMM 32-42-03-404-017. REV 144. DEC 22, 2024. TORQUE APPLIED: 105 LB IN. S/N: 0524121903. DATE: 15-MAY-25. SDR CALA2025032103071Anti-Skid Valve · faultyANTISKID INOP LIGHT LIGHT ON AACU BITE FAULTED VLV 2. REPLACED #2 NORMAL ANTISKID VLV PER AMM 32-42-31. TEST PASSED, NO FAULTS NOTED.SDR DXTA2025031902742Anti-Skid Sys · failedANTI SKID: UPON LANDING RUNWAY 5. ONCE THE GEAR WAS LOWERED THE ANTI-SKID FAILED ON BOTH CHANNELS. CORRECTIVE ACTION; TECHS WENT THROUGH THE AMM FOR THE OPS CHECK ON THE ANTISKID CONTROL ADJUSTMENT TEST CH.32-44-04 ( BITE TEST). AND ALL TESTS HAD PASSED.SDR AALA202503128282Actuator · faultedAIRCRAFT WAS NOT GROUNDED: AT PUSH FROM GATE WE RECEIVED AN ANTI-SKID INOPERATIVE LIGHT. TURNED THE AUTO BRAKE SELECTOR TO OFF, LIGHT REMAINED ON UNTIL JUST BEFORE RETURN TO GATE. MX CONFIRMED ANTI-SKID INOPERATIVE FOUND MTX MSG (A/B SOL) ON (AACU)-ANTI-SKID ASDR AALA202503100276Control Unit · faultedCOMPONENT IN SHOP MAINTENANCE: ANTI-SKID CAUTION LIGHT FLASHED CONSTANTLY AFTER TOUCHDOWN AND TAXI. (AACU)-ANTISKID AUTOBRAKE CONTROL UNIT TROUBLESHOT INDIACTED BOX-A AND BOX-B BOTH HAD ADIRU FAULTS. REMOVE AND REPLACED (AACU)-ANTISKID AUTOBRAKE CONTROL UNIT, SDR SWAA2025022699578Anti-Skid Sys · inoperativeANTI-SKID INOP DURING FLIGHT<[01] PERFORMED AACU BITE; NO CURRENT FAULTS. PERFORMED AACU OPS TEST; TEST GOOD; NO FAULTS. ALL WORK IAW AMM 32-42-00SDR DALA2025021401155Warning Light · illuminatedSHIP 3776 -MISC- DECLARED EMERGENCY INTO SJD DUE TO ANTISKID INOP LIGHT. CORRECTIVE ACTION: PERFORMED BITE AND TEST OF ANTISKID SYS PER AMM. SYSTEM TESTS OK.SDR CALA2025020202163Anti-Skid Valve · faultedAFTER AIRCRAFT WENT WHEELS UP ANTI SKID LIGHT ILLUMINATED FLAGGED AS SDR ACP'D AACU BITE, FIM 32-42 TASK 801. TWO FAULTS FOR VLV 3-4. SEE PICS. FOUND CORROSION ON OUTTER SHELL OF CONNECTOR ON VALVE V124. CLEANED AND ACP FIM 32-42 TASK 805. MESSURED RESISTANCESDR CALA2025011501913Transducer · inoperativeANTI SKID INOP LIGH CAME ON AFTER TAKEOFF AND WENT OUT AFTER AB OUT 25 MINUTES SEE LOG PAGES 3520220, AND 3525590 FOR WHEEL 1&2 ANTISKID TRANSDUCERS CHANGED.REMOVED LEFT MLG ANTISKID WHEEL SPEED TRANSDUCER PER AMM 32-42-11-000-801. E16 E18 C/B OPEN AT P6-3 PASDR VNAA2025011311102Valve · abnormalA/SKID FAULT STATUS MSG IN FLIGHT. / INTERROGATED MDC FOUND B1-006066 TROUBLE SHOT IAW CRJ900 FIM 32-44-06-810-811 BY CHANGING THE BRAKE METERING VALVE IAW CRJ900 AMM 32-43-36-000/400-801, OPS CHECK AND LEAK CHECK GOOD. PERFORMED OPS CHECK OF SPIN-DOWN FUNCTISDR AALA202501139634Anti-Skid Valve · inoperativeAIRCRAFT WAS GROUNDED: AN EMERGENCY WAS NOT DECLARED DUE TO: ANTI-SKID INOPERATIVE LIGHT ILLUMINATED AFTER TAKEOFF; AIRCRAFT DIVERTED TO AND LANDED SAFELY AT PHL. REMOVED AND REPLACED ANTI-SKID VALVE. PER JOBCARD 08L70032008.SDR CALA2024121301498Anti-Skid Sys · faultedANTISKID ADVISORY A FAULT IS DETECTED IN THE ANTISKID SYSTEM. A/S FAULT ON CLMB OUT SF FAULT RETURNED ON SHORT FINAL IAD. ALL FAULTS WERE INACTIVE WHEN AC LANDED, NO RECENT HISTORY, OUT OF PRECAUTION REPLACED RIGHT BSCU. ALL TESTS PASSED OK, CANNOT GET AC TOSDR CALA2024120603026Transducer · faultedANTISKID CAUTION MSG. ANTISKID CONTROLLER, BIT TEST PASS. #7 ANTISKID XDCR SPIN TEST ROTABLE PARTS CHANGE WAS INDICATED - TT # 1527113 SN OFF 0572 STILL NEEDED FOR REPLACEMENT OF TRANSDUCER. AFTER TAKE-OFF, ANTISKID CAUTION MSG BITE CHKD ANTISKID AUTO BRAKE CSDR DALA2024112611242Transducer · faultedDUE TO ANTISKID MESSAGE AND HOT BRAKE AFTER TAKEOFF. REPLACED NUMBER 1 ANTISKID TRANSDUCER, NUMBER 1 TRANSDUCER HARNESS, ANTISKID/AUTOBRAKE CONTROL BOX, NUMBER 1 AND 2 TIRE/WHEEL ASSYS, NUMBER 1 BRAKE ASSY, AND NUMBER 1 AXLE DUE TO HEAT DAMAGE. (6645810)SDR DXTA2024112601259Pressure Switch · failedAFTER CLEARING THE RUNWAY AND STARTING TAXIING TO RAMP HEARD A CB POP AND THE ANTI SKID ANNUNCIATOR LIGHT ILLUMINATED THEN SHORTLY AFTER THE LOW BRAKE PRESSURE ANNUNCIATOR ILLUMINATED. AIRCRAFT WAS STOPPED AND TOWED INTO RAMP. THE CB THAT POPPED WAS THE POWER SDR SWAA2024111861144Module · faultyANTI SKID INOP LIGHT ILLUMINATED INFLIGHT. 32-44-21-000-801. OK TO CONTINUE PER MEL 32-2-01 SP1+SP2. PERFORMED AACU BITE CHECK PER FIM 32-42 TASK 801. FAULT BOX 1-4. PERFORMED RESISTANCE CHECK OF NORM ANTI-SKID VALVES 1-4 PER FIM 32-42 TASK 804. ALT ANTI-SKSDR SWAA2024111868440Control Unit · faultyANTI SKID INOP LIGHT ILLUMINATED INFLIGHT. 32-44-21-000-801<[01] OK TO CONTINUE PER MEL 32-2-01 SP1+SP2;[02] PERFORMED AACU BITE CHECK PER FIM 32-42 TASK 801. FAULT ? BOX 1-4?. PERFORMED RESISTANCE CHECK OF NORM ANTI-SKID VALVES 1-4 PER FIM 32-42 TASK 804. ALTSDR SWAA2024111868441Anti-Skid Valve · faultyANTI SKID INOP LIGHT ILLUMINATED INFLIGHT. 32-44-21-000-801<[01] OK TO CONTINUE PER MEL 32-2-01 SP1+SP2;[02] PERFORMED AACU BITE CHECK PER FIM 32-42 TASK 801. FAULT ? BOX 1-4?. PERFORMED RESISTANCE CHECK OF NORM ANTI-SKID VALVES 1-4 PER FIM 32-42 TASK 804. ALTSDR SWAA2024111868442Anti-Skid Valve · faultySUPPLEMENTAL INFORMATION: ANTI SKID INOP LIGHT ILLUMINATED INFLIGHT. 32-44-21-000-801<[01] OK TO CONTINUE PER MEL 32-2-01 SP1+SP2;[02] PERFORMED AACU BITE CHECK PER FIM 32-42 TASK 801. FAULT ? BOX 1-4?. PERFORMED RESISTANCE CHECK OF NORM ANTI-SKID VALVES 1-4 P
Back to JASC 3241