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.

SDR AUS20010401Splice · overheated(AUS) GENERATOR FEEDER INLINE SPLICE OVERHEATING. FOUND DURINGINSPECTION IAW TSI 146-24-003.Apr 16, 2001 · Bag BAE146200ASDR MALA010402Buss · malfunctionedINFLIGHT ON FLIGHT 2913, THE RT MAIN BUS LIGHT ILLUMINATED. NO BUS-TIE CONNECT OCCURRED, ALL RIGHT MAIN BUS EQUIPMENT WAS LOST. ORH WAS COMPLETED. STANBY 26V INVERTER WAS SELECTED AS PER QRH, 20 - 30 SECONDS LATER RT SIDE EQUIPMENT WAS RESTORED. RIGHT MAIN Apr 13, 2001 · N27XJ · Saab SF340ASDR UPS01435563Connector · shortedDURING GROUND LOADING OPERATIONS SMOKE WAS REPORTED COMING FROM 19L1 SMART WHEEL. MAINT REPORTED FINDING 19L1 PDU AND ASSOC WIRING SMOKING AT THIS POS. ELECTRICAL CONNECTOR WAS REMOVED AND STOWED C/B WAS PULLED AND COLLARED BY PVG MECH HEUN.THIS ITEM WAS PLAApr 13, 2001 · N521UP · Boeing 727*SDR RRXA010032Buss · contaminatedGEN-B OFF LIGHT CAME ON, AC LOAD ZERO ALT WITH AC BUS TIE 3 ISON LIGHT AND RT EMER PWR. NO CODE TO COVER PROBLEM. FOUND MOISTURE ON DC POWER CENTER IN CACC. REMOVED MOISTURE AND RAN ALL 3 ENGINES IAW DC-10 ENGINE RUN HANDBOOK. NO FAULTS NOTED ON ELECTRICALApr 11, 2001 · N68047 · Doug DC1010FSDR AUS20010581Circuit Breaker · failed(AUS) NR 1 GENERATOR BREAKER FAILED.Apr 6, 2001 · Boeing 737377SDR DL73K010472Circuit Breaker · failedDURING T/S FOR ITEM ON LT AC BUS WOULD NOT COME ON LINE. FOUND APU GEN C/B WITH BURNED / SCORCHED TERMINALS AT THE B-1/2/3 POSITIONS. REPLACED APU GEN C/B AS PRECAUTION.Mar 23, 2001 · N309DL · Boeing 737232SDR SWAA010723Panel · overheatedAIR TURNBACK, DECLARED EMERGENCY. ELECTRICAL FUMES AND SMOKE IN COCKPIT WHILE CLIMBING THROUGH FL 250. REMOVED AND REPLACED BUS PROTECTION PANEL, ACCOMPLISHED COCKPIT CHECK AND ENG RUNS, OPS CHECK GOOD PER MM.Mar 9, 2001 · N642WN · Boeing 7373H4SDR 20010416CW017Volt Regulator · failedVOLTAGE REGULATOR WAS INSTALLED, AIRCREW SQUAWKED LOW VOLTAGE WARNNG LIGHT REMAINED ON AT ALL POWER SETTINGS. TROUBLESHOOTING DETERMINED OUTPUT VOLTAGE WAS BELOW MINIMUM OUTPUT AND ERRATIC. VISUAL INSPECTION OF THE REGULATOR INDICATED NO SIGNS OF EXTERIOR DEMar 5, 2001 · N4603N · Cessna 182QSDR DL733010352Circuit Breaker · malfunctionedAT TOP OF DESCENT ALL COCKPIT INSTRUMENTS AND INDICATORS EXPERIENCED A MOMENTARY LOSS OF POWER - ON ENGINE GENERATORS, VISUAL CONDITIONS. POWER WAS RESTORED IMMEDIATELY WITH NO CREW ACTION. REMAINDER OF FLIGHT NORMAL. REPLACED NR 2 GENERATOR BREAKER.Mar 1, 2001 · N304WA · Boeing 737347SDR 20010411CW013Circuit Breaker · inoperativeAIRCRAFT LANDING GEAR FAILED TO EXTEND AND AIRCRAFT LANDED GEAR UP. DURING REMOVAL OF AIRCRAFT FROM RUNWAY, IT WAS NOTED, LANDING GEAR CONTROL CIRCUIT BREAKER WAS OUT. DURING OPERATION OF LANDING GEAR ON JACKS, SYSTEM OPERATED NORMALLY. NOT KNOWN IF CIRCUITFeb 27, 2001 · N3758H · Mooney M20JSDR AU010162Power Unit · faulty(AUS) RT POWER DISTRIBUTION UNIT (PDU) FAULTY. STARTER-GENERATOR WOULDNOT DISENGAGE AND AN OVERTEMPERATURE WAS OBSERVED WITH SMOKE COMING FROM THE COWLS. THE FIRE BOTTLE WAS DISCHARGED AS APRECAUTION.Feb 21, 2001 · Saab 340BSDR UPS01835025Relay · failedINSPECTION TYPE:N/A, BEFORE BLOCK OUT NR 2 BUS WENT OFF LINE AND LIGHT SMOKE WAS OBSERVED IN THE COCKPIT. REMOVED AND REPLACED NR 2 BUS TIE RELAY W/REF TO M/M 24-20-03. RAN ALL ENGINES, NR 2 BUS TIE OPERATES NORMALLY, W/REF TO M/M 24-20-00. NO SMOKE OBSERVEFeb 20, 2001 · N852UP · Doug DC873FSDR 2001UALA00122Harness · burnedSTRONG BURNING ODOR IN E&E COMPARTMENT. *S/D* APU FEEDER HARNESS BURNED AT FIREWALL CONNECTOR. REPLACED APU HARNESS WIRES PER GN-MM 2-0-15-1.Feb 16, 2001 · N7251U · Boeing 727222SDR 20010319CW004Panel · damagedSHORTLY AFTER TAKEOFF, PILOT SAW SMOKE COMING FROM LEFT MAIN CIRCUIT BREAKER PANEL AND RETURNED TO AIRPORT. UPON REMOVING LEFT MAIN BREAKER PANEL, FOUND SEVERE HEAT DAMAGE ON ATTACH CLIP FOR RIGHT WINDSHIELD HEAT CIRCUIT BREAKER. THESE ARE PLUG IN STYLE BREAFeb 2, 2001 · N88QM · Piper PA31TSDR HNAA0100010Control Unit · contaminatedDURING TAKEOFF ROLL, THE LEFT AC BUS CAUTION LIGHT ILLUMINATED. CREW ABORTED TAKEOFF. FOUND DEICE FLUID CONTAMINATION IN NR 1 AC GENERATOR CONNECTOR. CLEANED CONNECTOR. ALSO REPLACED NR 1 AC GEN CONTROL UNIT.Jan 30, 2001 · N911HA · Dhav DHC8102SDR 20010215SG002Relay · shortedFLT 9658 - VIJ/SJU - SPARKS NOTICED AT ROW 2EF OVERHEAD PANEL. REMOVED AND REPLACED NR 1 STARTER GENERATOR RELAY. (M)Jan 23, 2001 · N533SW · Dhav DHC6300SDR MALA010131Relay · defectiveFI STOP OPEN LIGHT CAME ON AFTER GEAR RETRACT ON CLIMBOUT. AIR RETURN TO MSP. MAINTENANCE CYCLED AC POWER, AMBER FI LIGHT WENT OUT. REMOVED AND REPLACED RELAYS 20GA AND 19GA. PERFORMED FI SYSTEM OPS CHECK, PER AMM 76-10-60. OPS CHECK GOOD.Jan 22, 2001 · N112XJ · Saab SF340ASDR 2001UALA00026Terminal · burnedIN CRZ HAD ELEC BURNING ODOR AND VISIBLE SMOKE AROUND CAPTS SIDE OF THE COCKPIT. UNABLE TO DETERMINE SOURCE. SCHEDULED: MEL TO LAX, DIVERTED TO PAGO PAGO. *S/D* PERFORMED DETAILED VISUAL INSPECTION OF THE COCKPIT AND FOUND LOWER LEFT L1 WINDSHIELD HEAT LUGJan 15, 2001 · N195UA · Boeing 747422SDR DL767010052Harness · burnedMULTIPLE EICAS WARNINGS AND ELECTRICAL BURNT SMELL IN COCKPIT AND MID CABIN. FOUND INBOARD MOST WIRE BUNDLE IN RIGHT HAND TUNNEL AREA OF MAIN E AND E AT STATION 266.5 BURNT. WIRE BUNDLE NUMBER W451 AT CABIN FLOOR LEVEL. REPLACING WIRES, INTERNAL INVESTIGATIJan 10, 2001 · N104DA · Boeing 767232SDR AWXA0001154Contactor · failedPHX - AIR TURNBACK - ON DEPARTURE AT APPROX 3000FT MSL THE CENTER ESSENTIAL BUS LOST POWER; CREW COMPLIED WITH ECAM ACTION AND RETURNED TO PHX; ND NR 1 WAS NOT POWERED, PFD NR 1 OPERATED NORMAL; AN OVERWEIGHT LANDING WAS MADE, SINK RATE WAS LESS THAN 200 FPM ODec 29, 2000 · N803AW · Airbus A319132SDR PNSA001207Current Limiter · failedLT ENGINE WOULD NOT START. REPLACED CURRENT LIMITER, OPS CHECK OK.Dec 23, 2000 · N41NE · Swrngn SA227ACSDR COMA0160017Control Unit · looseMULTIPLE FAILURES, ELEC HYD. PRESSURE, FLIGHT CONTROLS, APU PUMP, FUEL PUMP, AUTO PILOT, AND PROX SYSTEM FAIL.FOUND JB 10 LOOSE, SECURED JB-10. ALL SYSTEM OPS NORMAL.Dec 23, 2000 · N991CA · Cndair CL6002B19SDR AT0000482Circuit Breaker · trippedDURING CLIMB, CIRCUIT BREAKERS POPPED AND EMERGENCY LANDING WAS PERFORMED FOLLOWED BY AN EMERGENCY EVACUATION. TROUBLE SHOOTING IN PROGRESS.Nov 29, 2000 · N826AT · Doug DC932SDR SIMA3292Circuit Breaker · malfunctionedBOS - FLT 5129 - RIGHT AVIONICS BUS FAILURE IN FLIGHT. MAINTENANCE REMOVED AND REPLACED RIGHT AVIONICS BUS REMOTE CONTROL BREAKER (RPP) IAW SAAB MM. OPERATIONAL CHECK WAS GOOD AND AIRCRAFT WAS RETURNED TO SERVICE. (M)Nov 24, 2000 · N313AE · Saab 340BSDR USAASB00323Harness · faultyMSP - FLT 1181 - EN ROUTE FROM PIT TO MSP, CREW REPORTED ON APPROACH TO MSP LOST FLIGHT DIRECTOR, NR 1 ENG N1, NR 1 ENG FUEL FLOW, ANTI-SKID, YAW DAMPER, NR 1 ELECTRIC HYD PUMP, CABIN AND COCKPIT EMERGENCY LIGHTS AND THE NR 1 TRU C/B TRIPPED. FLT LANDED W/O FNov 21, 2000 · N444US · Boeing 7374B7SDR C2XAOOIA409Connector · crackedYUL-DURING C-CHECK INSPECTION, THE DC EXTERNAL POWER CONNECTOR WAS FOUND TO BE CRACKED. MX REMOVED/REPLACED THE AFFECTED CONNECTOR. A/C WAS APPROVED FOR RETURN TO SERVICE.Nov 8, 2000 · N86842 · Aerosp ATR42320SDR REXA00013Circuit Breaker · failedSMOKE IN COCKPIT. REPLACED FUEL TOTALIZER CIRCUIT BREAKER, PERFORMED GROUND RUNS WITH ALL SYSTEMS ON, NO DEFECT NOTED. (M)Nov 7, 2000 · N112PX · Saab SF340ASDR C2XAOOIA398Relay · looseIAH-CREW REPORTED A BURNING SMELL FROM FIRST OFFICERS SIDE PANEL. A/C LANDED AT IAH WITHOUT INCIDENT. MX INSPECTED A/C AND FLUND A LOOSE LUG ON APU FEEDER PROTECTION RELAY. THE AFFECTED LUG WAS RESECURED AND A/C APPROVED FOR RETURN TO SERVICE.Oct 26, 2000 · N15732 · Emb EMB120RTSDR 20001107SH005Control Box · inoperativeELECTRICAL MASTER BOX, RT FULL OPT, UNIT INOPERATIVE. REPLACED WITH NEW UNIT, CORRECTED PROBLEM. (X)Oct 21, 2000 · N135N · Urocop EC135P1SDR 20001108SH025Terminal · looseRESET TRIPPED COFFEE BAR CIRCUIT BREAKER. DETECTED BURNING SMELL. FOUND WIRE TERMINALS LOOSE AND HEAT DAMAGED ON CIRCUIT BREAKER. REPLACED WIRE TERMINALS AND RE-INSTALLED ON CIRCUIT BREAKER. OPERATION CHECKED OK. (X)Oct 18, 2000 · N64GG · Beech B300SDR USAASB00292Circuit Breaker · defectiveTYS - FLT 2700 - EN ROUTE FROM BWI TO MSY, AT FL310, THE NR 1 TRANSFER BUS CIRCUIT BREAKER TRIPPED WHICH AFFECTED CAPTAINS AVIONICS AND THE CABIN PRESSURIZATION TO RISE. CAPTAIN ACCOMPLISHED AN EMERGENCY DESCENT TO FL110 AND TRIED TO RESET CIRCUIT BREAKER. COct 16, 2000 · N285AU · Boeing 7372B7SDR RAIA0010009Relay · failed7176-STL- RIGHT ACW BUS CYCLING ON AND OFF DURING TAXI. MAINTENANCE INSPECTED AND DEFERRED PER MEL. MAINTENANCE REPLACED RELAY 6XN.Oct 13, 2000 · N423TE · Aerosp ATR42300SDR CALA0001586Harness · burnedMAINTENANCE FOUND APU FEEDER CABLES BURNT AT TERMINAL BLOCK S3-23 STA 148 WHILE TROUBLESHOOTING PLACARD ON APU. TWO SECTIONS OF APU FEEDER CABLE WIRE WERE SPLICED FROM STA 220 UP TO TERMINAL BLOCK S3-23 IAW MM 20-50-01. THE TERMINAL BLOCK WAS ALSO REMOVED ANOct 12, 2000 · N478AC · Doug DC982SDR USAASB00281Panel · failedBDL - FLT 2742 - ON APPROACH INTO BDL, FROM FLL, FLIGHT EXPERIENCED A COMPLETE LOSS OF ALL ELECTRICAL, INCLUDING PRESSURIZATION. STANDBY POWER AND BATTERY POWER WERE FINE. FLIGHT LANDED WITHOUT INCIDENT. MAINTENANCE REMOVED AND REPLACED THE BUS PROTECTION POct 1, 2000 · N275AU · Boeing 7372B7SDR ASOA00105Circuit Breaker · inoperativeLFF-DFW - ON FINAL, CREW SELECTED FLAPS TO 45 DEGREES. CREW RECEIVED A SINGLE CHIME ELECTRICAL MESSAGE ON MAP. AT THE SAME TIME, EMERGENCY BUS OFF LIGHT CAME ON. CREW PERFORMED A GO AROUND, DECLARED AN EMERGENCY, AND LANDED SAFELY. MAINTENANCE REPLACED CIRSep 27, 2000 · N245AS · Emb EMB120RTSDR CA001003015Circuit Breaker · tripped(CAN) DURING DESCENT, STAB TRIM CHANNEL NR 1 CAUTION MESSAGE APPEARED ALONG WITH MACH TRIM MESSAGE. MAINTENANCE FOUND CIRCUIT BREAKER TRIPPED.CIRCUIT BREAKER RESET, A/C BACK IN SERVICE.Sep 20, 2000 · Cndair CL6002B19SDR SWAA001810Pcu · inoperativeAIR TURNBACK,ON CLIMBOUT T/R/I FAILED, BOOST PUMPS, BOTH CDV''S, LEFT WINDOW HEAT, NR 2 ELEC HYD PUMP, YAW DAMP AUTO FAIL, PRESS, MOST CAPT''S INST, ANTI SKID INOP. REMOVED AND REPLACED STANDBY PCU PER MM.Sep 20, 2000 · N724SW · Boeing 7377H4SDR TWAA0013901Panel · failedDURING CLIMB BOTH AC ELECTRICAL BUSSES TRIPPED OFF LINE AT THE SAME TIME. EMERGENCY POWER WAS USED UNTIL THE BUSSES WERE RESET. FLIGHT RETURNED TO STL. REPLACED THE BUS PROTECTION PANEL. CHECK-C 1-19-00 STL.Sep 7, 2000 · N9629H · Doug DC983SDR 20000804SH003Tab · bentFOUND SEVERAL CAPS WITH BROKEN AND BENT LOCKING TABS. ALSO, CORRODED/STUCK SPRUNG IN CAP - EITHER WILL CAUSE DISRUPTION OF POWER TO CLUTCH MOTOR PREVENTING PROPER ACTUATOR FUNCTION WHICH COULD CAUSE PILOT TO MAKE PRECAUTIONARY LANDING. SUBMITTER RECOMMENDEDAug 4, 2000 · N22HF · Robsin R22ALPHASDR 20001204AP013Relay · overheatedBURNED ELECTRICAL SMELL FROM F/O SIDE PANEL. MAINTENANCE INSPECTED AND FOUND THE HEAT SOURCE TO BE FROM THE APU FEEDER PROTECTION RELAY. WITH THE APU OFF THERE WERE NO SIGNS OF HEAT OR SMOKE. APU FEEDER PROTECTION RELAY REPLACED. OPS CHECK GOOD. (M)Aug 3, 2000 · N293UX · Emb EMB120ERSDR PLGA000729Relay · failedBGR - FLT 4662 - BOS-YHZ, DURING FLIGHT, THE LEFT MAIN BUSS LIGHT ILLUMINATED IN FLIGHT. THE AIRCRAFT DIVERTED INTO BGR AND LANDED WITHOUT INCIDENT. MAINTENANCE FOUND THE LEFT BUSS RELAY 67PC TO BE AT FAULT. AFTER REPLACING THE RELAY, AND PERFORMING ALL REQJul 29, 2000 · N741BA · Saab SF340ASDR HALA0000237Fuse · failedFLT 006 - OGG - AFTER ENGINE START AC BUS TIE WAS NOT POWERED BY ANY GENERATOR. PERFORMED AC BUS TIE. ISOL LIGHTS ILLUMINATED. NO CHANGE. TROUBLESHOT AND FOUND BCU INPUT FUSE LIGHT ON. REPLACED FUSE. RAN ALL 3 ENGINES. AC BUS TIE ISOLATION OFF. BUSSES Jul 22, 2000 · N12061 · Doug DC1030SDR AU000552Circuit Breaker · dirty(AUS) P6-3 CIRCUIT BREAKER PANEL FOD. INSPECTION FOUND TWO SPRING WASHERS ADHERING TO A LABEL BETWEEN TWO CIRCUIT BREAKERS CAUSINGTHE CIRCUIT BREAKERS TO POP.Jul 6, 2000 · Boeing 737376SDR DL76S001247Harness · shortedFIRE DAMAGE IN THE E/E FEEDER CABLES BEHIND THE P37 PANEL,SHORTED. WIRE BUNDLE W298 SHORTED AT STATION 317 DAMAGING STRINGER 317 AND SCORCHED FUSELAGE SKIN. USED DRY CHEMICAL AGENT TO EXTUNGUISH FIRE. EVENT OCCURRED AT APPROXIMATELY 2350/01. - DURING MTJul 1, 2000 · N116DL · Boeing 767332SDR 20001017AP004Panel · shortedFLT 9449 - RSW-TPA - DURING TAXI, HEARD AND SAW ELECTRICAL ARC ON MAIN CIRCUIT BREAKER PANEL, THERE WAS A SMELL OF ELECTRICAL SMOKE. REMOVED AND REPLACED LUMINESCENT PANEL IAW BEECHCRAFT MM CHAP 33. OPERATIONAL CHECK NORMAL. (M)Jun 26, 2000 · N198GA · Beech 1900CSDR 20000808SH026Harness · shortedCABLE, ELECTRICAL, AFT HAD INTERNAL SHORT. REPLACED WITH NEW UNIT, CORRECTED PROBLEM. (X)Jun 23, 2000 · N118LF · Bolkms BK117A4SDR 20000627SH006Current Limiter · failedSBM - UPON LEFT ENGINE START-UP, PILOT NOTED ZERO VOLTS ON RIGHT BUSS. TROUBLESHOT TO FAILED CURRENT LIMITER. REPLACED CURRENT LIMITER, PN ANL-M-325. OPS CHECK OK. (X)Jun 19, 2000 · N204JS · Beech 200BEECHSDR HALA0000184Controller · failedBTB - AC BUS TIE NR 2 ISOL LIGHT WOULD NOT EXTINGUISH AS PER ELECT ABNORMAL SECT 10 NR 7 PAGE 52. REMOVED AND REPLACED BCU, GROUND OPS CHECK OK. (M)Jun 15, 2000 · N152AA · Doug DC1010SDR 20000713SH005Circuit Breaker · failedALTERNATOR OUTPUT BREAKER FAILED IN IFR FLIGHT. BREAKER HAD NO CONTINUITY IN CLOSED (NOT TRIPPED) CONDITION. ORIGINAL CIRCUIT BREAKER FROM DATE OF MFG 9/73. (X)Jun 9, 2000 · N12766 · Cessna 172MSDR USAASB00158Contactor · failedCLT - FLT 2668 - EN ROUTE FROM MCO-IAD, AT FL290, THE NR 1 TRANSFER BUS CIRCUIT BREAKER POPPED. CREW RESET CIRCUIT BREAKER BUT IT POPPED AGAIN FIVE MINUTES LATER. FLIGHT DIVERTED TO CLT AND LANDED WITHOUT FURTHER INCIDENT. NO EMERGENCY WAS DECLARED. MAINTEJun 7, 2000 · N285AU · Boeing 7372B7
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