JASC 2450
Service difficulty reports · 872
Reports filed under 2450 · AC Power Distribution 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 = '2450' 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 = '2450' 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 CA190621012Buss · damaged(CAN) DURING CRUISE , LEFT AC BUS CAUTION LIGHT ILLUMINATED. CAPTAIN ELECTED TO RETURN TO DESTINATION FOR TROUBLESHOOTING. MAINTENANCE FOUND THE LEFT AC BUS CONTACTOR WAS STICKING INTERMITTENTLY . THE CONTACTOR WAS REPLACED AND AIRCRAFT RELEASED BACK TO SERVICSDR AALA201906042001Power Unit · failedAIRCRAFT WAS GROUNDED: PILOT DECLARED EMERGENCY ON ACCOUNT OF STATUS MESSAGES; IN CRUISE AT FL360 ELEC RPDU 42 CHANNEL, ELEC RPDU 92 CHANNEL, ELEC RPDU 32 CHANNEL, ELEC RPDU 34 CHANNEL, ELEC RPDU GATEWAY 82 CHANNEL. MAINTENANCE REMOVED & REPLACED RPDU 82 CARD SDR HALA2019050900241Relay · faultyETOPS SIGNIFICANT SYSTEM - DURING EMER GEN TEST ECAM MESSAGE ELEC AC ESS BUS FAULT ON ECAM. FOLLOWED TSM 24-50-00-810-804-A. RELAY 12XE REPLACED AS REQUIRED. OPS CHECKS GOOD. OK FOR SVC.SDR CA190422011Bpcu · failed(CAN) BA SER CASE: 44190 `AS PER TC AND CSALP AGREEMENT, A SDR MUST BE CREATED FOR EACH ETOPS EVENT` SER - ETOPS - ELECTRICAL AC BUS 1 AND 2 ISSUES EVENT #1: DLY/CS100/SN 50023/AIRPORT: BOS - STATUS: EVENT DID NOT RESULT IN OOS STATUS/24 - ELECTRICAL POWER/SDR DALA2019041202401Outlet · smokeELECTRICAL OUTLET AT 4A STARTED SMOKING AHEN PLUGGED INTO ON TAXI OUT. C/W W/C 2120-2367 PER ODI, COULD NOT DETERMINE SOURCE OF SMOKE OR IF ANY AT SEAT 4A. PLUGGED IN PERSONAL DEVICE CHARGER -NO SMOKE BUT OUTLET 4A WORKED INTERMITTENTLY. DEFERRED PED POWER TO SDR ASAA201904028850Warning Message · false activationDURING FLIGHT FOUND DC BUSS INDICATION - SW HOT BAT CIRCUIT BREAKER POPPED. GROUNDED - YES. INSPECTED BEHIND C/B PANEL - NO DEFECTS NOTED. RESET C/B PERFORMED DC SYSTEM OPS TEST REF B737-800 AMM 24-31-00 OPS CHECK NORMAL.SDR DALA2019061103514Outlet · sparksPOWER OUTLET SPARKED WHEN PLUG WAS PULLED OUT OF OUTLET. C/B POPPED AND WAS NOT RESET. ON GALLEY POWER CONTROL PANEL BY 1R DOOR RESET CB - OUTLET CHECKS NORMALSDR DALA2019032101834Terminal Block · burnedBEFORE PUSHBACK EXT. PWR WAS PULLED. ALL ELECT POWER REMOVED FROM JET. RESTORED EXT PER. AFTER PUSH, BEGINNING TAXI, GALLEY PER SHREDDED. STRONG ELECTRICAL SMELL OBSERVED FROM CB PANEL BEHIND CAPTAINS SEAT. NO SMOKE OBSERVED. FOUND TERMINAL BLOCK S3-263 BURNEDSDR DALA2019022621229Relay · failedSHIP 1805 -FUME- WHILE AT THE GATE, APU WAS ON LINE AND THE RAMP PULLED EXTERNAL POWER. THERE WAS A BURNING ELECTRICAL SMELL IN THE COCKPIT AND FORWARD GALLEY. SEVERAL CB'S TRIPPED IN THE COCKPIT. CORRECTIVE ACTION: INSPECTION OF WIRES/ TERMINAL LUGS OK. R/R KSDR DALA2019021540967Module · contaminatedSHIP 3815 CREW REPORTED PAX IN SEAT 2A SPILLED LARGE COFFEE INTO SEAT STRUCTURE, SOON FOLLOWED BY FAINT ODOR OF ELECTRICAL SMOKE WITH POPPING SOUNDS FROM BASE OF SEAT 2A. CORRECTIVE ACTION: OPENED SEAT AND FOUND THE SEAT POWER MODULE WET WITH COFFEE AND INTERNSDR UIEA2019012403021Buss · malfunctionedRIGHT A/C BUS FAILED INFLT DESCENDING BELOW 240 (<P>PERFORMED OPS CHECK IAW AMM 24-22-00 OPS CHECK NORMAL AT THIS TIME NO FURTHER DEFECTS NOTED </P>)SDR DALA2019012100378Relay · stuckAFTER LNDG WITH APU GEN ON - WITH RIGHT ENGINE SHUTDOWN, R BUS FAILED. ELEC SMELL STARTED. C/W NO GO ODI 21-72 AND W/C 2120-2367. FOUND RT AUX POWER RELAY STUCK. R/R RT AUX POWER RELAY PER WDM 24-21-03. OPS CK GOOD. A/C OK FOR SVC. (LP3759108)SDR FDEA2018121863510Circuit Breaker · burned811 24-50 4376 15DEC18 MEM FACT LOGPAGES:3011783 DURING APPROACH PHASE, RECEIVED "BUS 2 FAIL". COMPLIED WITH QRH. FOUND HEAT DAMAGE ON C/B 2XN. R&R'D C/B 2XN PASDR 9JLA2019021316336Relay · defectiveTHE FLIGHT CREW REPORTED THAT DURING FLIGHT THE AC ESS BUS CAUTION MESSAGE ILLUMINATED IN FLIGHT. TROUBLESHOOTING DETERMINED THE CENTRAL BUS RELAY P/N HA4A039 AND VOLTAGE SENSOR RELAY B0804074-001 TO BE DEFECTIVE. INSTALLED NEW RELAYS. FUNCTIONAL CHECKS SATISFSDR UIEA2018121002816Bpcu · faultyUTILITY BUS LOSES POWER DURING POWER SWITCH. T/S AND FOUND BPCU FAULTING. R&R BPCU REF AMM 24-41-03, OPS CKS GOOD.SDR UIEA2018120302760Switch · out of adjustUTILITY BUSES WILL NOT COME ON LINE AFTER LANDING ENGINE SHUT DOWN ON APU POWER BUT WILL NOT RESET. ADJUSTED S17 LOAD SHED SWITCH IAW MM 22-32-04. LT AND RT UTILITY BUS OK PER LOAD SHED FUCTION CHECK 22-32-04.SDR ABXA201811213108Circuit Breaker · failedEXCESSIVE HEAT AT C10 CIRCUIT BREAKER "C BUS PWR" INSIDE P6-2 PANEL. REPLACED CIRCUIT BREAKER C884 AND WIRE W1032-004-6. THE AIRPLANE WAS GROUNDED. THE CAUSE OF THE EXCESSIVE HEAT IS UNKNOWN.SDR AALA20180720002Bpcu · failedAIRCRAFT WAS GROUNDED. DFW-BZN DIVERTED DEN ACCOUNT DUAL GENERATOR FAILURE AND ON APU POWER. AN EMERGENCY WAS DECLARED. FLIGHT LANDED WITHOUT INCIDENT. BOTH BUS TRANSFER/SOURCE LIGHTS ILLUMINATED. LOST MOST SYSTEMS INCLUDING PRESSURIZATION. STARTED APU, RESTORSDR CA180718008Controller · burned(CAN) THE CUSTOMER IS REPORTING AN ELECTRICAL BURNING SMELL IN THE BAGGAGE BAY AREA COMING FROM THE ACPC. NO FAULT ON THE AIRCRAFT, A VISUAL INSPECTION OF THE ACPC WAS CARRIED OUT AND SSPC NR 8 WAS SHOWING DISCOLORATION. IT WAS SWAPPED WITH A SSPC NR 4 (SPARSDR AALA201806279001Outlet · faultyAIRCRAFT WAS NOT GROUNDED. ELECTRIC OUTLET IN AFT GALLEY PRODUCED SPARKS WHEN FLIGHT ATTENDANT TABLET WAS PLUGGED IN. REPLACED FAULTY 120V OUTLET AT AFT GALLEY. OPERATIONS CHECK GOOD PER MM 25-29-07.SDR 2018FA0000175Circuit Breaker · failedAIRCRAFT WAS INDUCTED INTO SCHEDULED MAINTENANCE AT LOCAL FBO. DISCOVERED FORWARD A/C BLOWER LOW SPEED WAS NOT FUNCTIONING. FOUND BLOWER CONTROLLER WAS NOT OPERATING. PRIOR TO REPLACEMENT OF BLOWER CONTROLLER, CIRCUIT WIRING WAS CHECKED AND ARCING WAS DISCOVESDR T17A201806044037Control Panel · shortedSTRONG ELECTRICAL SMELL WHILE AT CRUISE FLIGHT. AFTER LANDING, THE STRONGEST SMELL WAS COMING FROM THE EMERGENCY AND LEFT LOAD BUS CIRCUIT BREAKER AREA. FOUND AFT CIRCUIT BREAKER EL PANEL SHORTED AND BURNT. REMOVED AND REPLACED AFT CIRCUIT BREAKER EL PANEL.SDR 2018FA0000458Circuit Breaker · malfunctionedCOCKPIT SIDE PANEL LIGHT CIRCUIT BREAKER EMITTED SMOKE. FOUND MECHANICAL PRODUCTS 4200-002-5 BREAKER AT FAULT. AD 87-06-09 ADDRESSES THIS ISSUE. THE DATE CODE OF THIS BREAKER R8639 AND A PAINT MARKED T ON THE BREAKER END IS NOT APPLICABLE TO THIS AD.SDR ASAA2018030123715Outlet · malfunctionedPASSENGER AT 27B HAD PHONE CHARGER PLUGGED INTO RECEPTACLE 27B, THE PHONE CHARGER BECAME HOT. PASSENGER UNPLUGGED THE CHARGER AND A SMALL SPARK OCCURRED. CAPTAIN TURNED OFF SEAT POWER AND RETURNED TO GATE. GROUNDED - YES. REMOVED AND REPLACED SEAT 27B ACOU PERSDR R61A201802170195Processor · malfunctionedAVIONICS MAU 2B FAILED, DECLARED EMERGENCY, DIVERTED, AND LANDED WITHOUT INCIDENT. R & R THE NR 2 MAU NIC PROCESSOR NR 2, MOD 4 IAW AMM 31-41-04, OPS CHECKED GOOD.SDR R61A201801290094Circuit Breaker · brokenAVIONICS MAU 1A FAILED. DECLARED EMERGENCY, DIVERTED, LANDED WITHOUT INCIDENT. FOUND THE LT CIRCUIT BREAKER PANEL B7 MAU 1 POWER 1 CIRCUIT BREAKER TRIPPED AND BROKEN. R & R THE CIRCUIT BREAKER.SDR A6WA2018011545564Relay · failedDURING CLIMB OUT, RECEIVED A LEFT WINDOW HEAT CAUTION, COMPLIED WITH QRH. RECEIVED AC ESS CAUTION. NEAR 10,000 FT AC ESS ALTN CAUTION AND AC ESS TRANSFER SWITCH LIGHT ILLUMINATED. FOLLOWED QRH FOR AC ESS BUSS. DIVERTED. LANDED WITHOUT INCIDENT. TROUBLESHOT ISDR DALA2017122008845Electrical Sys · failedEXPERIENCED A TOTAL LOSS OF ELECTRICAL POWER WHILE BEING VECTORED FOR APPROACH. MAINTENANCE TROUBLESHOT AND FOUND OHMS FROM GENERATOR TO CEU T-1 270 M OHMS, T-2 157 M OHMS AND T-3 OL. REMOVED AND REPLACED RIGHT COTA AND CEU IAW MM. REMOVED AND REPLACED EPCUSDR ASAA2017111622608Circuit Breaker · trippedNR 2 ENGINE HPSOV CONTROLLER AND HPSOV INDICATOR CIRCUIT BREAKERS FOUND TRIPPED DURING PRE-FLIGHT. ACFT GROUNDED. INSPECTED THE NR 2 ENGINE HPSOV CONTROLLER AND HPSOV INDICATOR CIRCUIT BREAKERS ON P6-3 E3, E4. NO DEFECTS NOTED, RESET THE CIRCUIT BREAKERS IAWSDR ASAA2017110722480Circuit Breaker · trippedCIRCUIT BREAKER D-1 WARNING LIGHT BATTERY ON PANEL P18-1 WAS TRIPPED. ACFT GROUNDED. RESET THE CIRCUIT BREAKER. THE CIRCUIT BREAKER REMAINS SET IAW AMM 20-60-01, AND WDM 22-14-11. ALSO ACCOMPLISHED FLIGHT STATUS ANNUNCIATOR TEST IAW AMM 22-11-32.SDR DALA2017103007844Switch · failedWHEN MOVING THE VOLT/FREQ SELECTOR KNOB IT STARTED SMOKING. THE VOLTS AND FREQ METERS INCREASED A LITTLE THEN DROPPED TO ZERO. THE SMOKE STOPPED. COMPLIED WITH ODI CHECKLIST. INSPECTED ALL WIRING. REPLACED THE SELECTOR SWITCH AND FREQ INDICATOR. CHECKED GOOSDR FDEA201710112899Circuit Breaker · failedDURING A TEST FLIGHT, DEPLOYED THE ADG FOR TESTING. THE ADG ELECTRIC SWITCH DID NOT CHARGE THE BATTERY, -40 AMPS DISCHARGE DURING ENTIRE TEST. BATTERY VOLTAGE DROPPED TO 27 VOLTS. LEAC AND REAC BUSSES WERE POWERED. THE ADG LEFT EMERGENCY AC BUSS, RCCB B1-1SDR DALA2017083106488Outlet · defectiveFLIGHT ATTENDANT REPORTED BURNING RUBBER SMELL BY ROWS 17 AND 18 BOTH LEFT AND RIGHT SIDE OF AIRCRAFT. SMELL DISSIPATED IN APPROXIMATELY 15 MINUTES. CHECK ROWS 15-19 FOUND BAD OUTLET POWER AND OUTLET REPLACED. SYSTEM OPERATION IS NORMALSDR KQ7R2017080900001Buss Protection · inoperativeBUSS PROTECTION PANEL RECEIVED INOPERATOVE, FAILED FUNCTION TEST, NO POWER. - INSPECTED AND TESTED. FAILED FUNCTIONAL TEST.. DISASSEMBLED, REPLACED Q6 & Q7 TRANSISTORS ON PWA2 BOARD, TESTED IAW MFG SPEC'S.SDR SIMA20170807006Circuit Breaker · failedSLIGHT ODOR OF BURNING RUBBER MORE NOTICEABLE IN CABIN, VHF 3 FAIL MESSAGE, AND RT ALT 1 FAIL MESSAGE AND REMOTE CIRCUIT BREAKER TRIP MESSAGE. REMOVED AND REPLACED CIRCUIT BREAKER CB50 ON THE LICC IAW AMM 20-35-01. OP CHECKING GOOD IAW AMM 24-42-00.SDR CALA2017071402189Control Unit · failedAT FL 390 2.5 HRS INTO FLT MASTER CAUTION IRS DC FAIL LIGHTS CAME ON SW/HOT BAT BUS CB TRIPPED. EMERGENCY DECLARED. REPLACED STANDBY POWER CONTROL UNIT PER AMM 24-34-11, INSTALLATI ON TEST GOOD, NO FAULTS NOTED, CLEARED FAULTS ON ELECTRICAL PANELSDR R61A201706300478Power Supply · burnedSPDA FAIL MESSAGE, PACK 1 AND 2 MESSAGE, FLAP LOW RATE MESSAGE, BLEED 1 FAIL MESSAGE, RECEIVED AN ELECTRICAL SMOKE ODOR IN THE COCKPIT AND CABIN. DIVERTED. R & R SPDA NR 2 POWER SUPPLY MODULE IAW AMM 24-61-11.SDR GLBA2017061900666Relay · burnedPILOTS NOTED THAT THE FO'S SIDE PANEL IS HOT TO THE TOUCH AND SMELLS LIKE BURNING WIRES. MAINTENANCE FOUND THE FEEDER PROTECTION RELAY TO BE BURNED AND BROKEN. R & R THE FEEDER PROTECTION RELAY IAW MM 24-52-00.SDR HYIA20170614001Circuit Breaker · failedPILOT REPORTED THE AVIONICS SWITCH BREAKER TRIPPED IN FLIGHT. MAINTENANCE REMOVED A REPLACED THE AVIONICS BUSS CIRCUIT BREAKER AND OPERATIONALLY CHECKED OK WITH NO FURTHER ISSUES.SDR CALA2017061201795Circuit Breaker · failedCIRCUIT BREAKER 1PH TRIPPED DURING TAKEOFF. EMERGENCY DECLARED. REPLACED CIRCUIT BREAKERS 8PH, 31XE AND 1PH IAW AMM 24-62-55. POWERED AIRCRAFT WITH EXTERNAL POWER, APU AND ENGINES FOR 1 HOUR. ACCOMPLISHED AN EMERGENCY GENERATOR CHECK . NO FAULTS FOUND.SDR UIEA2017060500933Pdu · inoperativeAFT CARGO NR 6R PDU IS INOPERATIVE. THE PDU REPLACED IAW MM 25-53-01 CHECKED FOR OPERATION AND FOUND OK.SDR DALA2017060204460Unknown · burnedFLIGHT ATTENDANTS REPORT ODOR NEAR ROW 23 TWO DIFFERENT TIMES. BOTH TIMES IT WENT AWAY. NO VISIBLE SMOKE OBSERVED. DROPPED CEILING PANELS ON 19CDE, 23 CDE REMOVED COVER FOR EMER LITE BATTERY PACK AT 20CD. RAN UPPER BEACON & EMER LIGHTS - NO UNUSUAL SMELL. INSPSDR AWKA20170519001Outlet · failedWHILE ON ARRIVAL INTO AUS, FLIGHT CREW NOTED THE PRESENCE OF ELECTRICAL SMOKE IN THE COCKPIT. CREW DONNED THEIR OXYGEN MASKS, RAN THE RESPECTIVE CHECKLIST AND DECLARED AN EMERGENCY. THE DECISION WAS MADE TO CONTINUE TO AUS, SINCE IT PROVIDED A LONGER RUNWAY ANSDR CALA2017051501431Circuit Breaker · trippedDC ESS BUSS SHED AT ROTATION. CIRCUIT BREAKER TRIPPED, LT ELEC BAY. EMERGENCY DECLARED. TROUBLESHOT IAW TSM 24-60-810-810A, IAW AMM 20-16-11, FOUND THE CIRCUIT BREAKER 1PH ON 10 6VU TRIPPED. RESET SAME TESTED ESS BUSS WITH NO FAULTS. OK FOR SERVICE.SDR AALA201704259023Lamp · shortedAIRCRAFT WAS GROUNDED. WHILE TROUBLE SHOOTING FORWARD GALLEY CHILLER, FOUND BURN MARKS / ARCING BEHIND FORWARD GALLEY CIRCUIT BREAKER PANEL. FOUND GALLEY 115V OUTLET POWER INDICATOR LAMP SHORTED TO GROUND. REPLACED LAMP ASSEMBLY PER CMM 25-32-04. ACCOMPLISHED SDR ASAA2017031720219Circuit Breaker · trippedSTART LEVER CIRCUIT BREAKER TRIPPED. ACFT GROUNDED. CIRCUIT BREAKER P-18 RESET IAW IAW AMM 20-60-01-860-801. CIRCUIT BREAKER REMAINS SET.SDR DXTA2017060606381Outlet · faulty110V OUTLET BY SEAT NR 3 SPARKED AND OUTLET TRIPPED. OUTLET IS NOT POWERED MAINTENANCE PROCEDURE ACCOMPLISHED. REMOVED AND REPLACED A/C OUTLET IAW WIRING MANUAL 24-53. OPS CHECKED GOOD. PERFORMED INSPECTION OF ELECTRICAL OUTLET NEAR SEAT 3 FOR ELECTRICAL DSDR HYIA20170307001Master Switch · odorPILOT REPORTED BURNING RUBBER SMELL IN MAIN CABIN, MAINTENANCE INSPECTED AND REPLACED THE AVIONICS MASTER SWITCH DUE TO SUSPECTED INTERNAL FAILURE (SUSPECTED DUE TO ODOR- NON REPAIRABLE PART).SDR JIKA2017022201Diode · failedON DESCENT INTO KBWD WHEN THE RT ENGINE OIL PRESSURE AND TEMPERATURE INDICATIONS BEGAN TO READ ZERO. FOLLOWED THE EMERGENCY PROCEDURES AND PERFORMED A PRECAUTIONARY SHUT DOWN OF THE RIGHT ENGINE. SELECTED THE LANDING GEAR TO THE DOWN POSITION THE LANDING GEAR SDR AALA20170208017Circuit Breaker · failedLEFT ELECTRICAL BUSS FAILURE. LANDING UNEVENTFUL. REMOVED AND REPLACED LEFT AC BUSS CIRCUIT BREAKER B1-273 IAW WDM 24-50-01. OPERATIONAL CHECKED GOOD.
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