JASC 2497

Service difficulty reports · 2,202

Reports filed under 2497 · Electrical Power System Wiring, newest first.

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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 = '2497'
  ORDER BY difficulty_date DESC"

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SDR MEX2003050Relay · damagedCAPTAIN REPORTED DC BUS OFF LIGHT TURN ON. FAIL WAS CAUSED BY A TEMPORARY ELECTRICITY FAILURE IN JET WAY. DURING CHECK, WAS DETECTED THE RELAY R2-21 DAMAGED. AFTER RELAY WAS COOLED DOWN, THE ELECTRIC SYSTEM WAS RESETED AND WITH APU POWER WAS PERFORMED A TESMar 1, 2003 · N160PL · Doug MD88SDR A6WA200330004Control Unit · failedDURING TROUBLESHOOTING NON ESSENTIAL BUSS 1 FAILURE THERE WAS A LOUD POP FROM 1VE PANEL, AND FIRE OCCURRED ON INSULATION AND SURROUNDING WIRES. REMOVED AND REPLACED 1VE PANEL AND BUS POWER CONTROL UNIT (BPCU). NO FURTHER OCCURRENCES, NO REPEATS. SUSPECT INTMar 1, 2003 · N340PH · Dorner DO328100SDR MEX2003045Wire · brokenAIRCRAFT RETURNED TO PLATFORM DURING PUSH BACK, CAPTAIN REPORTED THAT APU WAS ELECTRICITY OUT OF SERVICE DURING RT ENGINE STARTING. CROSS FEED TEST WAS ACCOMPLISHED WITH NEGATIVE RESULTS. AIRPLANE WAS SENT TO A REMOTE POSITION FOR ITS ATTENTION. THERE, REPFeb 26, 2003 · Doug MD83SDR ABXA030081Wire · burnedPRIMARY TRIM NR 1 CIRCUIT BREAKER TRIPPED. FOUND WIRES C104C10, C1203C10, C1202C10, C1202B10, C1203B10, C1204B10, C1213A10, C1213B10, C1211B10 BURNED. FOUND WIRE C1205D16 NOT CONNECTED. FOUND RELAY R20-16 BADLY BURNED. REPAIRED ALL WIRING AND REPLACED RELAFeb 19, 2003 · N925AX · Doug DC914SDR BZP2003F00001Contactor · arcedTERMINAL C2 OF CONTACTOR KPB101 WAS NOT TORQUED PROPERLY. THIS TERMINAL IS SUBJECTED TO HIGH ELECTRICAL LOADING AND AS SUCH EXPERIENCED ARCING DUE TO ITS BEING LOOSE. ARCING CAUSED CONTACTOR TERMINAL COVER, (PN MS272436), TO MELT NEAR TERMINAL C2. PLASTIC PFeb 15, 2003 · N949GP · Bombdr BD7001A10SDR UPS03640248Cable · arcedINSPECTION TYPE: C, RT WING L/E GENERATOR LEAD HAS ARCING DAMAGE FROM RIB, 4 INCHES O/B OF FUSELAGE, ABOVE PDU. REPAIRED FEEDER CABLES PER SWPM 20-30-13 AND AND 20-10-11. FUNCTIONAL TESTED GOOD.Feb 15, 2003 · N303UP · Boeing 76734AFSDR HEEA084471Relay · malfunctionedRELAY MALFUNCTIONED, WARNING HORN NOISE, ANTI COLLISION LIGHT WAS BLINKING AND CAUTION PANEL LIGHT ON. FOUND BATTERY SWITCH OFF. CYCLED BATTERY SWITCH TWICE WITH NO CHANGE.Feb 13, 2003 · N6160Y · Bell 206L3SDR ARWA20030204Relay · damagedNR 2 GENERATOR UNPARALLEL AND LOST NR 2 BUS POWER FAIL LIGHT. FOUND FZ-1 FUSE BLOWN ON GENERATOR CONTROL UNIT (GCU) NR 2 FOR BUS TIE CONTROL. REMOVED AND REPLACED GCU NR BUS TIE RELAY IAW MM 24-20-5 AND 24-20-1; WIRING CHECK ACCOMPLISHED AS PER W/D 24-1-2 NOFeb 13, 2003 · N784AL · Doug DC863FSDR WTX2003F00000Plug · meltedPILOT REPORTED NR 1 ENGINE WOULD NOT START DUE TO LACK OF STARTER ROTATION. TRACED PROBLEM TO MELTED STARTER/GENERATOR PYLON FEED THROUGH PLUG. OUTBOARD TERMINAL END OF PLUG AND TERMINAL END OF CABLE HAD MELTED. IAW SNL AND MM. (PTRS SW15200305957) 3456.Feb 12, 2003 · N89EC · Amd FALCON10SDR ABXA030063Terminal Block · burnedWHILE PERFORMING ROUTINE MAINTENANCE AT ILN, MAINTENANCE FOUND WIRING BURNED OFF STUDS 5 AND 6, STA. 172 IN NOSE. STUD 4 HAD DAMAGE ALSO. REMOVED AND REPLACED TERMINAL BLOCK 5020, REPAIRED WIRES IAW WDM 24-51-11, SHEET 2.Feb 12, 2003 · N713AX · Boeing 767205SDR DXTA200300007Wire · chafedDURING INSPECTION, AN 8 GAGE DC POWER DISTRIBUTION CABLE WAS FOUND TO HAVE CHAFED AND ARCING AGAINST A RELAY. THIS CABLE IS ENCLOSED BEHIND A PANEL AND DIRECTLY ADJACENT TO A SHROUDED FUEL CROSSFEED LINE, AND CABIN OUTFLOW VALVES. SHOULD A FIRE START, IT IS Feb 10, 2003 · N330QS · Cessna 560CESSNASDR DXTA20030007Wire · chafedDURING INSPECTION, AN 8 GAGE DC POWER DISTRIBUTION CABLE WAS FOUND TO HAVE CHAFED AND ARCING AGAINST A RELAY. THIS CABLE IS ENCLOSED BEHIND A PANEL AND DIRECTLY ADJACENT TO A SHROUDED FUEL CROSSFEED LINE, AND CABIN OUTFLOW VALVES. SHOULD A FIRE START, IT IS Feb 10, 2003 · N330QS · Cessna 560CESSNASDR DDXTA20030007Wire · chafedDURING INSPECTION, AN 8 GAGE DC POWER DISTRIBUTION CABLE WAS FOUND TO HAVE CHAFED AND ARCING AGAINST A RELAY. THIS CABLE IS ENCLOSED BEHIND A PANEL AND DIRECTLY ADJACENT TO A SHROUDED FUEL CROSSFEED LINE, AND CABIN OUTFLOW VALVES. SHOULD A FIRE START, IT IS Feb 10, 2003 · N330QS · Cessna 560CESSNASDR MALA030149Wire · damagedDURING FLIGHT 3184, LT A/C GEN FAILED IN FLIGHT. AIR RETURN TO DTW. MAINTENANCE FOUND SHORTS TO GROUND ON WIRES FOR PHASE B & C (APPROXIMATELY 2 MEG). REPAIRED DAMAGED WIRES NEAR C/B IN LT NACELLE PER SAAB W/M. ALL CHECKS GOOD, IAW SF-340 MM CHAP 30.Feb 10, 2003 · N414XJ · Saab 340BSDR 2003FA0000393Wire · burnedAIRCRAFT ALTERNATOR ANNUNCIATOR LIGHT STAYS ON BUT AMMETER SHOWS OUTPUT. FOUND ALTERNATOR POWER WIRE AND ANNUNCIATOR WIRES BURNED AT DIODE ASSEMBLY. REPLACE TERMINAL ENDS AND WIRE. CAUSE UNKNOWN.Feb 5, 2003 · N9105X · Piper PA28181SDR MXI2003F00000Panel · arcedELT PANEL LIGHT AROUND RTU2 (REMOTE TUNING UNIT NR 2) CIRCUIT BREAKER ARCED CAUSING SMOKE IN THE COCKPIT. REPLACED PANEL WITH NEW PANEL.Feb 1, 2003 · N476BJ · Beech 400ASDR HALA0300029Relay · failedLAX - BOTH AC AND DC STANDBY POWER LOST AND EICAS MESSAGE STANDBY BUS OFF DISPLAYED. STANDBY POWER BUS OFF LIGHT ILLUMINATED, BOTH INDICATORS SAME WHEN STANDBY POWER MOMENTARILY SELECTED TO BAT. REPLACED K-109 STANDBY POWER RELAY. PERFORMED STANDBY POWER. Jan 30, 2003 · N581HA · Boeing 76733ASDR ZW0A0301201Wire Harness · burnedFLIGHT RETURNED FROM TAXI REPORTING AN ELECTRICAL ODOR. FOUND APU GENERATOR FEEDER CABLE WITH A TERMINAL BURNED AT S3-23. THE CABLE WAS TAPED, APU DEACTIVATED, AND AIRCRAFT OPERATED DIRECTLY TO A MAJOR BASE FOR REPLACEMENT OF THE CABLE.Jan 28, 2003 · N958U · Doug DC982SDR HN62003F00000Cable · chafedNR 2 ENGINE GENERATOR FEEDER CABLES ARE CHAFING ON NR 6 SLAT INBOARD AUXILLARY TRACK. MOUNT PLATE FOR CLAMP IS MISPOSITIONED BELOW AUXILLARY TRACK. THERE ARE 2 POSITIONS FOR THE MOUNT PLATE, IN THE UPPER POSITION THE AUXILLARY TRACK CHAFES THE FEEDER CABLE. Jan 20, 2003 · N513NA · Boeing 7572T7SDR 2004FA0000168Wire · damagedCHECK LIST TELLS YOU TO REMOVE LOWER PANELS UNDER SEATS FOR INSP. REMOVED PANELS FOR INSP AND COMPLIANCE WITH SB 64 ON ELEVATOR CABLES. FOUND THAT UNDER RT SEAT THERE IS CONVERTER THAT IS FOR INSTRUMENT LIGHTS. WIRING WAS ROUTED FROM INSTRUMENT PANEL TO CONVJan 18, 2003 · N4198R · Maule MXT7180SDR CA030120001Wire · loose(CAN) DURING CLIMB, FLIGHT CREW RECEIVED EICAS MESSAGES THAT FOLLOW "LT WINDOW HEAT, LT STATIC HEAT, LT AOA HEAT, STBY PITOT HEAT, BASE PITOT HEAT" SINCE ICING CONDITION EXISTED AHEAD, IT WAS DECIDED TO RETURN TO DEPARTURE BASE IT WAS FOUND THAT TWO WIRESJan 16, 2003 · Cndair CL6002B19SDR 03FDEA00031Lead · out of positionSTRINGER 20L CHAFED BY GENERATOR LEAD, BS 374, AT LT END OF E1 RACK. REPAIRED STR 20L BS 360-390 IAW SRM.Jan 15, 2003 · N263FE · Boeing 727200SDR HEEA083449Relay · stickingMLG RELAY STICKS INTERMITTENTLY. SCRAPPED.Jan 9, 2003 · N3108E · Bell 206L3SDR ABXA030007Wire · burnedDURING MAINTENANCE, NOTED 3 WIRES CONNECTED TO APU FEEDERS BEHIND GENERATOR CONTROL RACK WERE BURNED. REPLACED WIRES FROM S30-12 BURNDY BLOCK TO STA. 160 LEFT IAW REA D924-46054. WAS MISWIRED AT S30-12 WAS INSTALLED IN TERMINAL 26 INSTEAD OF 25. OPS CHECKED GJan 4, 2003 · N983AX · Doug DC932SDR DHL2003806001Control Panel · sparksON THE TAXI WAY JUST PRIOR TO T/O A/C EXPERIENCED SPARKS AND SMOKE FROM OVERHEAD PANEL. EXECUTED EMERGENCY PROCEDURE AND RETURNED TO BLOCKS.Jan 2, 2003 · N806DH · Doug DC873FSDR DL757021481Wire · chafedAT 390 IN CRUISE WITH COCKPIT DOOR CLOSED SPARKS FLEW FROM C/B PANEL OVER CAPTS HEAD LOST NUMEROUS ITEMS IN COCKPIT INCLUDING LT AUTOPILOT, LT VHF RADIO, ELEV TRIM ON YOKE, STBY ADI TUMBLED, LT REV AMBER ON, BLEED ISOLATION VALVE, RUDDER RATIO, LT YAW DAMP CAUDec 29, 2002 · N673DL · Boeing 757232SDR AUS20021456Wire · worn(AUS) NR 4 GENERATOR DIFFERENTIAL PROTECTION CIRCUIT WIRE XB108 CHAFED IN AREA ADJACENT TO IDG.Dec 28, 2002 · Bag BAE146300ASDR 2003F00165Wire · shortedUPON ENTRY INTO COCKPIT FOUND RIGHT DUCT PRESSURE NEEDLE FLUCTUATING W/WPU OFF, NR 2 FUEL HEAT VALVE C/B POPPING, NR 2 ENGINE OIL PRESSURE INDICATOR FLUCTUATING. NR 3 WING ANTI-ICE VALVE C/B POPPING. NR F/F AND NR 2 EPR POPS C/B. SHORTED WIRES FOUND BURNED ADec 14, 2002 · N894AA · Boeing 727200SDR SWIA200211690Wire · burnedFOUND BURNED WIRE IN LEFT RELAY BOX ON CAPTAIN'S SIDE. WIRE IS FOR LEFT WINDSHIELD HEAT. FOUND DURING C-CHECK INSPECTION. REMOVED AND REPLACED WIRE AS NEEDED PE-88022-116.Dec 14, 2002 · N562SW · Emb EMB120ERSDR FFS2002F00009Lead · chafedEXTERNAL POWER ANNUNCIATOR WOULD NOT EXTINGUISH. FOUND AFT STIFFENER IN LT NACELLE AFT SKIN, HAD CHAFED THRU INSULATION ON ELECTRICAL LEADS THAT GO FROM THE EXTERNAL POWER RECEPTACLE IN THE WHEEL WELL, TO THE EXTERNAL POWER RELAY IN THE LT NACELLE. THIS CAUSDec 14, 2002 · N575D · Beech 1900DSDR HEEA082557Relay · will not testNON ESSENTIAL RELAY BUS RECOVERY DOES NOT TEST. SCRAPPED.Dec 13, 2002 · N4253S · Skrsky S76ASDR DL757021414Wire · burnedIN FLT, R FWD AND L AFT FUEL PUMP C/B'S POPPED AND LOST NR 1 ATC XPONDER, GPS, L EICAS COMP, ASA, CAPT INST XFER, WX RADAR. T/S FOUND BURNT WIRE ON TB5012 BEHIND P6-3 PANEL. REPLACED TB5012 AND RETERMINATED WIRES. CHECKED BOOST PUMPS, ATC, TCAS, L EICAS CDec 4, 2002 · N606DL · Boeing 757232SDR CA021203008Guide · failed(CAN) STRONG ELECTRICAL BURNING ODOR IN COCKPIT AFTER EXTERNAL POWER APPLIED. INVESTIGATION REVEALED THAT ONE PHASE OF THE GPU PLUG WAS APPLIED TO THE NEUTRAL WIRE OF THE RECEPTACLE. THIS IS POSSIBLE TO DO IF THE PLUG IS INSERTED INCORRECTLY AND A RESET IS SELDec 1, 2002 · Boeing 747433SDR MALA020664Wire · disconnectedDURING FLIGHT 2919, LT DC GEN LIGHT ILLUMINATED IN FLT. AIR RETURN TO MSP. MAINTENANCE RESECURED WIRE AT DC GEN TERMINAL. DC GEN OPS CHECK GOOD. IAW AMM 24-30-00.Nov 23, 2002 · N452XJ · Saab 340BSDR SWIA200211496Terminal · brokenDURING THE TAKEOFF RUN THE NR 1 GEN OFF BUS LIGHT ILLUMINATED. THE TAKEOFF WAS ABORTED. ATTEMPTED RESET PER QRH WITH NO SUCCESS. FOUND BROKEN WIRE ON NR 1 GENERATOR. REPLACED WIRE EYELET WITH SERVICEABLE UNIT AND CONNECTED TO NR 1 GENERATOR. RAN RT ENGINENov 21, 2002 · N269UE · Emb EMB120RTSDR CA021101011Wire · split(CAN) DURING A PHASE 5 INSPECTION, A 10 GAUGE WIRE WAS FOUND TO HAVE SPLIT OPEN EXPOSING 2 INCHES OF BARE WIRE BEHIND THE LT CIRCUIT BREAKER PANEL. THIS WIRE TIES THE LT AND RT CIRCUIT BREAKER PANELS AT CB58 AND CB120 RESPECTIVELY. THE MATERIAL SPEC ON THE WIROct 31, 2002 · Cessna 550SDR 2002FA0001236Contactor · burnedA/C DIVERTED DUE TO THE SEVERE CHOKING SMOKE. PILOT DECLARED AN EMERGENCY AND SQUAWKED 7700 STATING THAT DUE TO THE SMOKE HE WOULD HAVE TO DITCH IN THE OCEAN. HE SAW THE BLOCK ISLAND AIRPORT AND LANDED LONG AND FAST RUNNING OFF THE END OF THE RUNWAY INTO A POct 29, 2002 · N5675V · Piper PA28181SDR SWIA200211371Terminal Block · looseMULTIPLE FAILURES ASSOCIATED WITH THE AHAR: HSI ROTATES 60 DEGREES-BOTH SIDES THEN CENTERS ADI-COMPUTER FAILURE LT SIDE ASSOCIATED WITH A GYRO FLAG RIGHT SIDE COMPUTER FAILURE-NO GYRO FLAG.FOUND SEVERAL NUTS ON TB0033 LOOSE AND RUBBER NIPPLE ON W138-0001-2Oct 26, 2002 · N190SW · Emb EMB120ERSDR 2002FA0001288Wire Harness · burnedWHILE MOTORING ENGINE FOR OTHER MAINTENANCE, FOUND BURNING ODOR AND SMOKE IN AREA OF MAIN BATTERY. ON VISUAL INSPECTION, FOUND POSITIVE TERMINAL AND WIRE LEADS OF CONNECTOR BURNED. ALSO FOUND DAMAGE TO BATTERY TERMINAL.Oct 21, 2002 · N134CM · Beech 400ASDR AUS20021185Cable · damaged(AUS) NR 1,2,3, AND 4 IDG FEEDER CABLES CHAFED IN NUMEROUS AREAS. OVERHEATING AND POOR CABLE TERMINATION ALSO NOTED.Oct 19, 2002 · Boeing 747400SDR SWIA200211347Wire · damagedRIGHT MAIN GENERATOR FAILED TO RESET ITSELF ON TAKEOFF ROLL. ABORTED TAKEOFF. REPAIRED WIRE TO RIGHT STARTER/GENERATOR. CLEANED ALL TERMINALS AND CANNON PLUGS. TAXIED ACFT. OPS CHECK GOOD.Oct 17, 2002 · N271YV · Emb EMB120ERSDR AUS20021189Lead · broken(AUS) STARTER-GENERATOR FAULTY. INSPECTION FOUND SEVERAL BRUSH LEADS BROKEN AND COMMUTATOR DAMAGED.Oct 16, 2002 · Reims F406SDR CA021110003Control Box · failed(CAN) CENTER CARGO LT SIDE CIRCUIT BREAKER ON CONTROL RELAY BOX ASSEMBLY POPPED WHEN RESELECTED (PUSHED IN), SPARKS OCCURRED INSIDE OF THE CONTROL RELAY BOX NEAR LOWER CONNECTOR PLUG. THE CONTROL RELAY BOX ASSEMBLY WAS FOUND AT FAULT. PART WAS REPLACED AND THOct 10, 2002 · Lkheed 1011385115SDR CA021024003Wire · shorted(CAN) AN AIR-RETURN TO BASE DUE TO NR 2 AC GENERATOR DROPPING OFF LINE WITH RELATED CAUTION LIGHTS ILLUMINATING. INVESTIGATED THIS DEFECT AND REPORT THAT THE FAULT WAS TRACED TO A SHORTED WIRE IN THE VICINITY OF CB9 LOCATED INSIDE THE LT AC CONTACTOR BOX. THEOct 10, 2002 · Dhav DHC8201SDR AUS20021241Wire Harness · damaged(AUS) AIRCRAFT WIRING LOOM LOCATED UNDER THE FLOOR PLATE TO THE REAR OF THE LT COCKPIT BULKHEAD DAMAGED. INVESTIGATION FOUND TWELVE WIRES IN THE LOOM WERE BURNT. SUSPECT CAUSED BY DRILL DAMAGE. PERSONNEL/MAINTENANCE ERROR.Oct 10, 2002 · Swrngn SA227ACSDR AUS20021148Wire · shorted(AUS) LT AC CONTACTOR BOX WIRE 20021N LOCATED NEAR CB9 SHORT CIRCUITED DUE TO CHAFING.Oct 10, 2002 · Dhav DHC8202SDR CA021001009Terminal · loose(CAN) ON DESCENT INTO FORT SMITH FROM FORT CHIPEWYAN, THE CREW NOTICED AN ELECTRICAL SMELL, FOLLOWED SHORTLY BY SMOKE.ALL ELECTRICAL POWER WAS TURNED OFF.ALL NON ESSENTIAL FUNCTIONS WERE TURNED OFF THEN POWER WAS TURNED BACK ON. THE SMELL REAPPEARED.POWER WASSep 30, 2002 · Beech 99SDR 2002FA0001155Circuit Breaker · burnedINVESTIGATION HAS REVEALED A FAILURE OF THE LT MAIN FUEL BOOST PUMP. THE NATURE OF THE FAILURE HAS RESULTED IN CATASTROPHIC DAMAGE TO THE WIRING AND POWER DISTRIBUTION SYSTEMS. IN REVIEWING THE ELECTRICAL DISTRIBUTION SYSTEM IT APPEARS THAT THE CIRCUIT PROTESep 27, 2002 · N30GF · Israel 1124SDR CA021001012Connector · chafed(CAN) THE GCU PANEL CONNECTOR WIRES IN THE LT NACELLE WERE FOUND CHAFED APPROXIMATELY 1 INCH FROM THE CONNECTOR. SEVERAL WIRES HAD BEEN CHAFED BY A TOOL USED TO LOOSEN THE HYDRAULIC FILLER CAP WHICH IS LOCATED JUST FORWARD OF THE CONNECTOR. THE WIRES ARE PROTESep 25, 2002 · Swrngn SA226TCSDR AWXA200200917Wire Harness · burnedPHX - AIR TURN BACK - FLT 0496 - ON CLIMB OUT OF PHX EN ROUTE FOR DEN THE FIRST OFFICERS FORWARD PANEL LIGHTS AND CENTER CONSOLE LIGHTS DIMMED, THEN HEARD TRANSFORMER RECTIFIER CIRCUIT BREAKERS POP, AT THIS TIME THE NR 2 GENERATOR DROPPED OFF LINE. APU CONNECSep 25, 2002 · N158AW · Boeing 7373G7
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