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 NOCA6606Connector · damagedEMERGENCY LANDING AT CHS DUE TO LEFT BUS OFF, L BUS TIE ISLN AND L/R UTILITY BUS OFF EICAS MESSAGES. THEN GOT L GEN CONT EICAS. GCU AND BPCU REPLACED AFTER FIM USED FOR T/S. L GEN TRIPPED FAULT REPEATED T/S PER FIM AND REPLACED THE LT IDG. FURTHER T/S FOUNMay 19, 2006 · N750NA · Boeing 75728ASDR ANCF200600019Control Unit · failedDURING CLIMB AT FLIGHT LEVEL 210 AC CROSS DURING CLIMB AT FLIGHT LEVEL 210 AC CROSS TIE LOCK OUT LIGHT TURNED ON WITH NO ADDITIONAL LIGHTS IN THE EOAP. FLIGHT ATTENDANTS REPORTED STRONG ELECTRICAL ODOR. FOUND BURNT GCU APU IN ACCORDANCE TO AMM 24-20-07 PAG 4May 14, 2006 · N632CT · Doug MD83SDR 05092006CBuss Tie · out of positionAPPROX 10 MIN AFTER T/O F/O NOTICED SMOKE COMING FROM C/B PANEL AREA ON RIGHT SIDE, BOTH PILOTS SMELLED SMOKE IN COCKPIT. INSPECTED C/B PANEL ON FO'S SIDE FOR ARCING DAMAGE. FOUND ELECTRICAL CONTACT BETWEEN C/B BUS TIE BAR AND CB TERMINAL ENDS. REPOSITIONED May 8, 2006 · N155CJ · Beech 1900DSDR F3LA200600026Hinge Pin · migratedDURING C-3 CHECK, TECH SERVICES REPORTED HINGE PIN ON 103VU ELECTRICAL BOX HAD MIGRATED OUT. SHORTENED HINGE PIN ON 103VU ELECTRICAL BOX AND CRIMPED ENDS OF HINGE TO PREVENT FUTURE MIGRATION OF PIN PER EO A0-25EO-20207. THE MANDATORY INSPECTION (AD 2006-03-1May 3, 2006 · N912FR · Airbus A319111SDR 05032006LTerminal · looseSTRONG ELECTRICAL SMELL FROM FO'S BREAKER PANEL FOLLOWED BY LEFT GEN AVIONICS BREAKER POPPED. INSPECTED CB PANEL FOUND LT GEN AVIONICS CB TERMINAL LOOSE, SECURED LOOSE TERMINAL IAW 24-00-01 PERFORMED GROUND RUN OPS CHECK GOOD.Apr 26, 2006 · N220CJ · Beech 1900DSDR TRAX200600055Warning Message · activatedAC ESS BUSS AND TRANSFER FAIL AND EMERGENCY LIGHTS ARE ON AND SYNOPTIC PAGE SHOWING ADG DEPLOYED AND CAPT VISUALLY VERIFIED ADG IS NOT DEPLOYED, HAD CAPT INSPECT C/B'S AND NO C/B'S ARE POPPED.Apr 12, 2006 · N879AS · Cndair CL6002B19SDR MALA060219Relay · failedON DEPARTURE CLIMB, THE CREW EXPERIECED FAILURE OF THE LEFT ADI (DIMMING). THIS OCCURRED WHEN THE HYDRAULIC PUMP WAS ACTIVATED. THE FLIGHT RETURNED TO DTW WITHOUT FURTHER INCIDENT. REMOVED AND REPLACED RELAY 9PC. ALL CHECKS GOOD.Mar 27, 2006 · N436XJ · Saab 340BSDR DL777060035Gssr · failedUNABLE TO PWR GROUND SERVICE BUSS CABIN LIGHTS OUT/GALLEY PWROUT/ENT SYSTEM OUT. NO LAND 3 IN FDE WAS ABLE TO RESTORE USING APU PWR HOWEVER COULD RESTORE BACK TO FLT CONFIG DUE TO GROUND SERVICE BUS NECESSARY FOR FLT CREW ELECTED TO RTN ATL. REPLACED GSSR.Jan 11, 2006 · N865DA · Boeing 777232SDR AT0600002Control Unit · inoperativeAT FL 330 LOST L AC BUSS, G/S A/C EMERGENCY POWER ON NUMEROUS FAULTS AND INDICATION ERRORS. REPLACED EPCU AND OPS CHECKED REF AMM 24-21.Jan 2, 2006 · N920AT · Boeing 717200SDR MYW2006F00004Bpcu · faultyON ARRIVAL, UNABLE TO PLACE APU GENERATOR ON LINE WITH ENGINE GENERATORS ON LINE. FOUND BUS POWER UNIT AT FAULT. REMOVED AND REPLACED BPCU IAW MM. PERFORMED OPS CHECK NORMAL. PERFORMED ELECTRICAL SYSTEM CHECK IAW 24-21-00. OPS CHECK NORMAL. RETURNED AIRCDec 31, 2005 · N734MA · Boeing 7378Q8SDR DL764050750Receptacle · shortedDURING SERVICING OF F/C FWD LAV WHEN CLOSING MIRROR COMPARTMENT SHAVING OUTLET SPARKED. FOUND PREVIOUS REPAIR FAILED. OUTLET NOT SECURE DEACTIVATED F/C FWD SHAVING OUTLET.Nov 28, 2005 · N837MH · Boeing 767432ERSDR AWXA200501105Circuit Breaker · damagedCREW REPORTED "ON CLIMB OUT LEFT GENERATOR CAME OFF LINE FOLLOWED BY RIGHT GENERATOR. AC POWER LOST MOMENTARY. CYCLED BOTH GENERATORS. BOTH CAME BACK ON." CREW ELECTED TO RETURN TO PHX. LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE COULD NOT DUPLICATE DISSep 25, 2005 · N326AW · Boeing 737301SDR NOCA1205Idg · disengagedAT START OF TAKEOFF ROLL, LEFT GENERATOR DROPPED OFF LINE, "L IDG" EICAS MESSAGE. IDG SERVICED, ENGINE HIGH POWER RUN, ALL INDICATIONS NORMAL.Sep 20, 2005 · N767NA · Boeing 767324SDR 2005FA0001358Diode · openINVESTIGATED BATTERY NOT CONNECTING TO AIRCRAFT DC BUSSES. REPLACED OPEN DIODE (DA) ON GG EQUIPMENT PANEL. DC POWER OPERATIONS NORMAL. (K)Sep 19, 2005 · N934RD · Raythn HAWKER800XPSDR MASA200500725Gpu · failedASH 6775 LAS. AIRCRAFT RETURNED TO GATE FOR FLAPS FAIL AT 8 DEGREES. MX FOUND THAT FAULT WAS DUE TO THE GPU NOT PROVIDING THE POWER REQUIRED TO OPERATE THE HYD PUMPS. MX SWAPPED GPU AND AIRCRACT OPS NORMAL. AIRCRAFT DEPARTED WITH NO FURTHER DEFECTS.Sep 13, 2005 · N37178 · Cndair CL6002B19SDR UIEA200500119Wire Harness · shortedDAILY CHECK, IB PICKUP ITEM BY MAINTENANCE. UNABLE TO POWER CGO HANDLING BUSSES. REMOVED AND REPLACED BPCU NR 1 AND NR 2. ALSO, FOUND WIRE HARNESS W124, 12 WIRES SHORTED OUT. REPAIRED IAW SWPM ACCOMPLISHED, CARGO HANDLING SYSTEM CHECKS NORMAL. (K)Aug 25, 2005 · N537MC · Boeing 747271CSDR GUU2005F00030Relay · shortedVERY STRONG ODOR IN COCKPIT. REPLACED APU RELAY. (K)Jul 2, 2005 · N261AS · Emb EMB120ERSDR BSYA200500011Grounding Strap · burnedON TAKEOFF OUT OF BDL BOTH GENERATORS FELL OFF LINE, LEFT GENERATOR RESET BUT THE RIGHT GENERATOR WOULD NOT. FOUND GENERATOR GROUNDING STRAP HAD BEEN HOT AND BURNT, REMOVED AND REPLACED STRAP, OPS CHECKS GOOD.Jun 23, 2005 · N56JA · Lear 35ASDR RAIA00506009Pdu · failedFLT 3656 - BWI - NR 2 ENGINE WOULD NOT START. MAINTENANCE REMOVED AND REPLACED THE RIGHT PDU. OPS CHECKED GOOD.Jun 8, 2005 · N568HK · Jetair JETSTM4101SDR DL764050249Relay · burnedMULTIPLE STATUS MESSAGES DURING TAXI IN. (I.E., MAIN BAT CHG FWD AND AFT DET FAN 1A AND AB, FWD AND AFT CARGO DET AIR) HYD QTY WENT TO 0.03RF ALL THREE RESERVOIRS. WHILE AT THE GATE, MTC FOUND GRD SERVICE BUSS C/B POPPED. RESET SAME AND NOTICED ARCING COMINMay 2, 2005 · N827MH · Boeing 767432ERSDR CA050426004Control Panel · faultyRT GENERATOR WOULD NOT GO ON-LINE AFTER START-UP. RT AFT POWER DISTRIBUTION PANEL REPLACED WITH REPAIRED UNIT.Mar 26, 2005 · Lear 45LEARSDR GTIA050077Knob · defectiveAC VOLT/FREQ SELECTOR KNOB DOES NOT ROTATE TO ANY POSITION, AIRCRAFT TAIL SWAP TO 825NK. REMOVED AND REPLACED VOLT/FREQ DEFLECTOR KNOB. OPS CHECK GOOD. (K)Mar 26, 2005 · N829NK · Doug DC982SDR MALA050277Relay · malfunctionedNR 3 RT INNER FUEL PUMP LOW PRESS ILLUMINATED. REMOVED AND REPLACED C/B B11 P/N S2653-005. REMOVED AND REPLACED RELAY 3QG4, PERFORMED VOLT CHECKS ON BUSS TIE CONTACTS. CHECKS GOOD. RAN AC AT DIFFERENT POWER SETTINGS. NO FAULTS.Mar 16, 2005 · N509XJ · Bac AVRO146RJ85ASDR ASMF200503003Circuit Breaker · trippedCAPTAIN REPORTED THAT PEDESTAL OF INTEGRAL LIGHTS WAS OUT SERVICE. THE SYSTEM WAS VERIFIED WITH OTHER CONTROL PANEL AND FAIL CONTINUED. THE CIRCUIT BREAKERS B1-309, B1-310 AND B1-311 WERE ADJUSTED AND FAIL CONTINUED. THE FEEDING LINES AND VOLTAGES IN CIRCUIMar 4, 2005 · N160PL · Doug MD88SDR SB05032Circuit Breaker · burnedAFTER LANDING CREW STOPPED A/C ON TAXIWAY & REPORTED TO INBOUND RAMP, FIRE & SMOKE IN COCKPIT. CREW STATED, "ON TAXI-IN, FIRE ERUPTED FROM F/O LWR C/B PNL. USED PORTABLE HALON FIRE EXTINGUISHER & EVACUATED A/C. ENG 1 & 2 & APU FIRE EXTINGUISHER BOTTLES DISCHFeb 23, 2005 · N394US · Boeing 7373B7SDR BB05002Circuit Breaker · brokenPHL - FL 618 - DURING CRUISE, THE LEFT CENTER OVER-RIDE PUMP CIRCUIT BREAKER ON THE P6 PANEL CAUSED SMOKE IN THE COCKPIT. CREW PULLED CIRCUIT BREAKER, WHICH BROKE APART. SMOKE ABATED. FLIGHT LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE REPLACED THE CIRCUITJan 10, 2005 · N606AU · Boeing 757225SDR CA050107005Rccb · arced(CAN) WHILE INSPECTING NR 2 AC CONTACTOR BOX IN THE RT NACELLE DURING A HEAVY MX CHECK, DISCOVERED THAT HARDWARE THAT HOLDS WIRES ONTO THE REMOTE CONTROL CIRCUIT BREAKER (RCCB) HAD COME OFF AT 3 OF 6 ATTACH STUDS. RCCB IS FOR NR 1 ENG STANDBY HYD PUMP. HARDWAJan 6, 2005 · Dhav DHC8102SDR QXEA200400922Electrical Sys · malfunctionedSEA - LEFT MAIN BUS FAILED WHILE ON GROUND. RESET BUS FAULT PER EMERGENCY CHECKLIST, EVERTHING NORMAL. MAINTENANCE PERFORMED OPERATIONAL TEST OF THE MAIN 28V DC GENERATION SYSTEM. NO DEFECTS NOTED. PERFORMED OPERATIONAL TEST AND DATA RETRIVAL FROM EPCU. NDec 27, 2004 · N406QX · Bombdr DHC8401SDR SWIA200414314Rccb · faultyDURING INITIAL POWER UP, AN ELECTRICAL ODOR AND SMOKE DEVELOPED IN THE COCKPIT. REPLACED RCCB FOR GREEN HYDRAULIC AUX PUMP. OPERATIONAL CHECK GOOD.Dec 22, 2004 · N299SW · Emb EMB120ERSDR 2004UALA01232Gcu · malfunctionedDIVERTED TO TWF (TWIN FALLS, ID) DUE TO LEFT GENERATOR BUSS FAILURE. AIRCRAFT EXPERIENCED ELECTRICAL FAILURE WHILE CLIMBING. NR 1 GEN OFF BUS LIGHT WITH ASSOCIATED "BUSS OFF" LIGHT ILLUMINATED. TRANSFER BUS LIGHT DID NOT ILLUMINATE BUT HAD BOTH LT TANK FUELDec 19, 2004 · N348UA · Boeing 737322SDR 2005FA0000260Alternator · failedAIRCRAFT WAS SQUAWKED WITH NR 1 ALTERNATOR DROPPING OFF IN FLIGHT. DURING TROUBLESHOOTING THE TECHNICIAN FOUND SMOKE TRAILS ON THE (GG PANEL), LOCATED ON THE AFT SIDE OF THE REAR FACE OF THE PRESSURE BULKHEAD. A MORE CLOSE INSPECTION REVEALED A DESTROYED FUDec 9, 2004 · N533QS · Braero BAE1251000ASDR 2005FA0000088Holder · destroyedAIRCRAFT WAS SQUAWKED WITH NR 1 ALTERNATOR DROPPING OFF IN FLIGHT. DURING TROUBLESHOOTING THE TECHNICIAN FOUND SMOKE TRAILS ON THE GG PANEL. LOCATED ON THE AFT SIDE OF THE REAR FACE OF THE PRESSURE BULKHEAD. A MORE CLOSE INSPECTION REVEALED A DESTROYED FUSEDec 9, 2004 · N533QS · Braero BAE1251000ASDR CA050110004Circuit Breaker · damaged(CAN) AC WAS RETURNING WHEN RT ALT WENT OFF-LINE, 5 MIN LATER LT ALT SYS WENT OFF-LINE. BATTERY, LT ALT, BOTH VOLT REG, LT OVER-VOLT RELAY, LT VOLT REG CB WERE REPLACED. NO TEST FOR OVER-VOLT RELAY SPECIFIED IN MM, IN ELEC SYS OF MM A 500 HOUR OVER-VOLT RELADec 8, 2004 · Piper PA31SDR 04FDEA03334Circuit Breaker · failedON CLIMB-OUT PASSING 15,000, NR 1 CADC FAILED FOLLOWED BY L EMER A/C BUS OFF. FOLLOWED RED TABS L EMER A/C BUS CIRCUIT BREAKER POPPED. RETURNED TO FLL. CADC SWITCH WOULD NOT PICK UP CAPT'S INSTURMENTS WHEN BOTH ON 2 SELECTED. REMOVED AND REPLACED L EMER ACDec 2, 2004 · N68060 · Doug DC1010SDR DXTA200400413Circuit Board · contaminatedDURING FLIGHT, NOTICED ELECTRICAL BURN ODOR IN THE COCKPIT, FOLLOWED BY DISCOVERY OF WATER SEEPING OUT FROM BEHIND RT CIRCUIT BREAKER PANEL, BELOW THE 3 APU CIRCUIT BREAKERS. REMOVED AND INSPECTED CO-PILOT CIRCUIT BREAKER PANEL, CLEANED WITH CONTACT CLEANER, Oct 4, 2004 · N938QS · Cessna 750SDR CALA0400627Relay · burnedON FINAL APPROACH, A/C LOST MULTIPLE ELECTRICAL COMPONENTS INCLUDING NR 1 RADIO, NR 1 & 2 FWD FUEL PUMPS, ANTI-SKID, TR-1 SHOWED ZERO, AUTO BRAKE, YAW DAMPER, NR 1 ELEC HYD, EMERGENCY EXIT LIGHTS, NR 1 N 2, & FUEL FLOW GUAGE. A/C LANDED W/OUT PROBLEM. NR 1 TR Sep 3, 2004 · N17640 · Boeing 737524SDR XNOA1196Circuit Breaker · trippedNR 2 ENG NO LIGHT OFF. RESET CIRCUIT BREAKERS ON NR 2 DUEL SHUT OFF CIRCUIT, OPS CHECKED FUEL SHUT OFF SYSTEM. PERFORMED ENGINE OPS RUN, OPS CHECKED GOOD PER 28-10-00 AND 71-00-00.Aug 26, 2004 · N224KW · Airbus A300B4203SDR 2004FA0000739Controller · failedALTERNATOR VOLTAGE WENT OVER VOLT. OV PROTECTION FAILED AND BUSS VOLTAGE WENT WAY HIGH BURNING UP EVERTHING THAT WAS TURNED ON INCLUDING NAV LIGHTS, LANDING AND TAXI LIGHTS, ALL RADIOS, MOST INSTRUMENT LIGHTS AND ALL ELEC INSTRUMENTS, ANNUNCIATOR PANEL, INTERAug 12, 2004 · N45EF · Cessna 172SSDR AWXA200400818Contactor · overheatedON CLIMBOUT, RECEIVED ECAM MESSAGES (ELECT DC ESSENTIAL BUSS SHED) & (CIRCUIT BREAKER TRIPPED L AVIONICS BAY), TURNED BACK FOR REPAIR. MX TROUBLESHOT WIRING FROM CIRCUIT BREAKER (1PH) TO GROUND, NO DEFECTS NOTED. R & R CIRCUIT BREAKER (1PH), RELAY (31XE), & Jul 26, 2004 · N619AW · Airbus A320232SDR MALA040418Relay · failedAFTER DEPARTURE FROM MSP, CREW REPORTED RT AVIONICS FAILURE. AIR RETURN TO MSP. MAINTENANCE REPLACED RELAY 4PP RT AVIONICS BUSS. CHECKS GOOD IAW CHAP 24.May 24, 2004 · N110XJ · Saab SF340ASDR CA040527006Control Panel · failedRT GENERATOR WILL DROP OFF LINE AFTER OPPOSITE ENGINE START. RT AFT POWER DISTRIBUTION PANEL REPLACER WITH NEW UNIT.Apr 30, 2004 · Lear 45LEARSDR KBM2004F00047Circuit Breaker · inoperative25 AMP CONDENSOR CIRCUIT BREAKER (POPS) WHEN RUNNING AIR CONDITIONER. REMOVED AND REPLACED.Apr 28, 2004 · N1188P · Snias AS350BASDR UIEA200400036Pdu · smokeANC/DFW - PDU MAIN DECK POSITION 18R INOPERATIVE STARTED SMOKING. REMOVED PDU FOUND MOTOR INOPERATIVE. REMOVED CONNECTOR AND DEACTIVATED PDU. TRANSFERRED TO DI PAGE 55833 DMI C-4-003. (M)Mar 26, 2004 · N506MC · Boeing 7472D3BSDR AUS20040179Panel · faulty(AUS) SMOKE AND BURNING ODOR COMING FROM TOP SECTION OF P18 CIRCUIT BREAKER PANEL.Mar 12, 2004 · Boeing 727277SDR AUS20040095Circuit Breaker · failed(AUS) RT WINDSCREEN HEAT CIRCUIT BREAKER OVERHEATED CAUSING LOSS OF AC POWER AND SMOKE IN THE COCKPIT. WIRING, BUSBAR AND CB LA5 LOCATED ADJACENT TO CB ALSO REPLACED DUE TO DAMAGE.Feb 12, 2004 · Bac 146100ASDR ABXA040033Warning Light · illuminatedDURING PREFLIGHT, EMERGENCY POWER CHECK, A/C EMERGENCY BUSS POWER OFF LIGHT ILLUMINATED. RESET EMERGENCY BUS BREAKER B1-185 IAW DC-9 WD MANUAL 24-23-00. SYSTEM OPS CHECKED GOOD.Jan 15, 2004 · N900AX · Doug DC932SDR 0302193301Converter · failedELECTRICAL FUMES IN AREA OF DOOR 2R AND RIGHT HALF IFE SYSTEM FAILED. DEACTIVATED ENTIRE PASSENGER IFE SYSTEM AND FUMES/BURNING SMELL DISSIPATED. FLIGHT CONTINUED TO DTW AND LANDED WITHOUT INCIDENT. SEAT 12HJ PED SUPPLY SUSPECTED OF CAUSING FUMES. DEACTIVADec 28, 2003 · N801NW · Airbus A330323SDR AALA20031461Circuit Breaker · faultySJU T1218/21 EN ROUTE SJU-JFK GOT AC BUS ONE OFF LIGHT ON OVERHEAD ELECTRICAL PANEL AND LOSS OF ASSOCIATED AIRCRAFT ELECTRICAL SYSTEMS. RETURNED SJU AND LANDED WITHOUT INCIDENT. REPLACED CIRCUIT BREAKER 5XN FOR NORMAL BUS ONE SUPPLY. SYSTEM GROUND CHECKEDDec 21, 2003 · N14065 · Airbus A300B4605RSDR DLM88031110Control Panel · faultyRIGHT GENERATOR OFF LIGHT AT 8000 FT CLIMBING OUT OF CVG. RESET PER POM, NO JOY. REPLACED RT ENGINE GENERATOR CONTROL PANEL PER ELECTRICAL DISTRIBUTION PANEL FAULT LIGHT. RAN ENGINES, ALL GENERATORS CK OK.Dec 19, 2003 · N934DL · Doug MD88SDR AALA20031361Control Unit · faultyPDX T1010/01 EN ROUTE PDX-DFW RIGHT HAND BUS FAULT AND POPPING CIRCUIT BREAKERS. RETURNED PDX AND LANDED WITHOUT INCIDENT. REMOVED AND REPLACED AIRCRAFT BUS CONTROL UNIT AND R2-36 RELAY SYSTEM PER MM 24-20-08-4. SYSTEM GROUND CHECKED NORMAL OPERATION.Dec 1, 2003 · N965TW · Doug DC983
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