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 SIMA200700313Wire · damagedLOUD THUMPING NOISE UNDER FLIGHT DECK FLOOR. REPAIRED DAMAGED WIRE W102-1232-24 IAW EMB WRM. PERFORMED RETRACTION CHECK WITH NO DEFECTS, RETURNED AIRCRAFT TO SERVICE.Dec 26, 2006 · N847AE · Emb EMB135KLSDR SIMA200636002Relay · burnedSTRONG ELECTRICAL FUMES, FUMES DISSAPATED AFTER FAN TURNED OFF. C/A - FOUND RELAY K0054 SOCKET BLOWN, K0454 AND K0035 DAMAGED. REMOVED AND REPLACED RELAYS. OPERATIONAL CHECKED GOOD. RETURNED AIRCRAFT TO SERVICE.Dec 24, 2006 · N829AE · Emb EMB135KLSDR SWAA065067Connector · faultyT/R-1 C/B TRIPPED ALONG WITH EQUIP COOLING BLOWER C/B. FOUND NR 1 ENG GEN D5124P & J CONNECTOR BURNED. REMOVED AND REPLACED CONNECTOR & C-CONTROL PIN PER MM.Dec 22, 2006 · N662SW · Boeing 7373Q8SDR LBG2007F00001Wire Harness · chafedON A TOUR FLIGHT THE PILOT LOST GENERATOR OUTPUT. HE TURNED AROUND AND MADE A SAFE LANDING AT THE AIRPORT. THE GENERATOR WIRES WERE RUBBING ON THE CARBON FIBER ENGINE COWLING AND SHORTED TO AIRFRAME GROUND. THIS IS A PROBLEM WITH THE STC SH3324NM CONVERSIONDec 19, 2006 · N288WS · Snias AS350BSDR LBG2007F00000Wire Harness · chafedON A TOUR FLIGHT, THE PILOT LOST GENERATOR OUTPUT. TURNED AROUND AND MADE A SAFE LANDING AT THE AIRPORT. THE GENERATOR WIRES WERE RUBBING ON THE CARBON FIBER ENGINE COWLING AND SHORTED TO AIRFRAME GROUND. THIS IS A PROBLEM WITH THE STC SH3324NM CONVERSION KDec 19, 2006 · N288WS · Snias AS350BSDR 2007FA0000248Wire Harness · chafedMAIN CABIN AT RT STATION 905 WIRING BUNDLE CHAFED THROUGH ON PARTITION CAUSING FIRE AND SMOKE DAMAGE. THE PARTITION AND THE WIRING BUNDLE LOCATIONS WERE INSTALLED AND POSITION AS PART OF AN EXECUTIVE CABIN INTERIOR MODIFICATION. 50 + WIRES, INTERIOR PANELS, Dec 16, 2006 · Doug MD83SDR 2007FA0000111Cap · burnedINVERTER WIRING: THE CREW REPORTED THE NR 1 INVERTER CAUTION LIGHT WOULD NOT COME ON WHEN THE INVERTER WAS SELECTED OFF. AFTER VERIFYING THE PROPER VOLTAGE AT THE RDAU THE AIRCRAFT WAS RAN AGAIN AND THE INVERTER CAUTION LIGHT WAS FUNCTIONING NORMAL. UPON AIDec 15, 2006 · N88CP · Skrsky S76CSDR 2006FA0001230Wire · misinstalledCELL DIP SWITCH INSTALLED 180 DEGREES OUT. CELL WIRING MISROUTED AND IMPROPER GAUGE WIRE. MULTIPLE COLD CRACKED SOLDER JOINTS BROKEN AND POORLY REPAIRED TRACES. BATTERY T3 AND P3 ARE BROKEN. UNIT SENT BACK, AS CORE SEEMS TO BE A WORKMANSHIP ISSUE. (K)Dec 14, 2006 · N421SV · Lear 35ASDR VNAA0612005Wire · brokenCREW REPORTED A NR 2 GENERATOR CAS MESSAGE ON TAKEOFF. CREW RETURNED TO CLT WITHOUT INCIDENT. MAINTENANCE INSPECTED THE NR 2 GENERATOR. MAINTENANCE PROPERLY SERVICED OIL LEVEL AND REPAIRED A BROKEN WIRE ON NR 2 IDG TEMP BULB. OPERATIONAL CHECKS WERE PERFORDec 10, 2006 · N226JS · Cndair CL6002B19SDR 2006FA0001233Connector · shortedBATTERY OVERTEMP INDICATED R-RED CAS MESSAGE IN FLIGHT. FOUND SPLICE AT THE BATTERY TEMP SENSOR CONNECTOR PY044 BROKEN. ALSO CONNECTOR WAS FOUND BADLY CORRODED INSIDE OF CONNECTOR. REPLACED CONNECTOR PY044 AND REPLACED WIRES IAW CE750 WIRING MANUAL 20-10-06Dec 9, 2006 · N913QS · Cessna 750SDR DXTA200601801Connector · corrodedBATT O'TEMP RIGHT RED CAS MESSAGE ILLUMINATED IN FLIGHT. REMOVED AND REPLACED CONNECTOR PY044 & REPLACED WIRES IAW CE750 W/M CH 20-10-06. OPS CHECKED GOOD.Dec 9, 2006 · N913QS · Cessna 750SDR GUUA12050602Wire Harness · chafedFLIGHT: 9255, AFTER TAKEOFF SMOKE IN THE COCKPIT COMING FROM ADF. RETURNED TO DEPARTURE, LANDED WITHOUT INCIDENT. SECURED AND PROTECTED CHAFING WIRE BUNDLE BEHIND ADF CONTROL HEAD ADF ALSO REPLACED ADF CIRCUIT BREAKER OPERATIONAL CHECK NORMAL.Dec 5, 2006 · N53545 · Beech 1900DSDR 2006UALA02278Wire · smokePIGTAIL P53 OVERHEATED AND BEGAN SMOKING. UNIT DISCONNECTED. REPLACED FOOD CART "PIG TAIL" AND FUNCTIONAL CKD. OK. SUSPECT PINCHING & KINKING CAUSED BROKEN CONNECTOR.Nov 29, 2006 · N195UA · Boeing 747422SDR DL76G060993Wire · shortedRIGHT ENGINE GENERATOR DROPPED OFF LINE ON TAXI OUT, T/S IN PROGRESS. DISCONNECTED RT GENERATOR FOUND SHORT BETWEEN FIELD AND SHIE GROUND BETWEEN D4034S AND D4266J. FOUND DAMAGED WIRE IN FWD CARGO CEILING W222202B/R20 APPROX 8 INCHES AFT OF E/E DOOR. D4034JNov 28, 2006 · N16065 · Boeing 767332SDR 2006UALA02257Connector · failedEICAS MESSAGE MAIN BATTERY CHARGER DISPLAYED AND BATTERY DISCHARGE LIGHT EXTINGUISHED. ACCOMPLISHED CHRONIC REVIEW. FOUND DEFECTIVE PIN ON BATTERY CHARGER. REPLACED CHARGER, MSG ERASED AND BATTERY CHARGING OK. ALSO REPLACED THE MAIN BATTERY.Nov 25, 2006 · N577UA · Boeing 757222SDR CA061123001Wire · chafed(CAN) DC OVERHEAD PANEL WIRES CHAFING ON AIRCRAFT STRUCTURE. (TC NR 20061123001)Nov 23, 2006 · Cndair CL2151A10SDR 2006UALA02221Wire Harness · burnedE&E COMP DRIP SHIELD MOISTURE BARRIER ABOVE E-3 SHELVES IS BURNED AND ABOVE NR 2 TR UNIT, WIRE BUNDLE ABOVE HAS SIGNS OF BURN, HEAT DAMAGE. FOUND NR 2 TRANSFORMER RECTIFIER UNIT FOUND OVERHEATED. REPLACED NR 2 TRU AND REINSTALLED A NEW DRIP SHIELD. Nov 19, 2006 · N371UA · Boeing 737322SDR DXTA200601735Connector · arcedNOTED ODOR IN COCKPIT FOUND CABIN PRESS CB POPPED. APPROX 30 SEC LATER THE RT ELEC PWR FEED, 3 CB POPPED NOTICED PRESSURE MODE SWITCH LIGHTS INOP. HAD TO USE MANUAL CHERRY PICKER TO DESEND CABIN ON DESCENT. OPENED RT C/B PANEL. NOTICED STRONG BURNING ODOR DINov 18, 2006 · N338QS · Cessna 680CESDR SIMA200632002Wire · chafedHEARD CIRCUIT BREAK EBV-2(C-21) POP OUT. REPAIRED CHAFED WIRE AT RELAY K0542 IAW EMB AMM 20-10-00. OPERATIONAL CHECKED GOOD. AIRCRAFT RETURNED TO SERVICE.Nov 14, 2006 · N698CB · Emb EMB145LRSDR CA061116004Cable · arced(CAN) ON START UP THE NR 2 STARTER GENERATOR `PLUS` CABLE ARCED THROUGH A FEW INCHES FROM THE CONNECTION AT THE STARTER.THE CABLE WAS COMPLETELY SEVERED AND THE ADJACENT CONDUCTORS WERE DAMAGED. THE NR 2 GENERATOR, AFFECTED CONDUCTORS AND THE INVERTER WERE REPNov 10, 2006 · Aerosp ATR42300SDR 06FDEA03937Wire Harness · burnedGROUND POWER IS INTERMITTENT. POWER SHUTS DOWN WHEN A LOAD IS APPLIED. FOUND BURNT "C" PHASE OUTPUT CABLE (C501-21-00C) OF GROUND SERVICE RELAY. REPLACED DAMAGED C501-21-00C CABLE BETWEEN EXTERNAL POWER CONTACTOR R2-218 AND 53-517 REF W/D 24-41-01 PG 703 SHNov 9, 2006 · N311FE · Doug DC1030FSDR 2006UALA02165Wire Harness · shortedNUMEROUS CB POPPING AND ELEC ODOR IN AFT CABIN. WIRE HARNESS SHORTED AND BURNED IN SIDEWALL NEXT TO SEAT 1AB. FOUND CHAFED WIRE HARNESS. ALL CURRENT UAL A/C WITH SIMILAR WIRE HARNESS CONFIGURATION BEING INSPECTED FOR CHAFING. COA 93020 IS IN PROGRESS TO PERMNov 8, 2006 · N366UA · Boeing 737322SDR 2006FA0001099Wire · brokenALTERNATOR FAILED AND MAIN POWER BUS FEED WIRE BROKEN FROM ALTERNATOR. TERMINAL ENDS, PROBABLY DUE TO VERY TIGHT AREA AND VIBRATION. PREVENTION MIGHT BE TO ENLARGE AREA WHERE WIRES PASS THRU BAFFLING TO LIGHTEN VIBRATION AND STRESS ON WIRES BEING BENT TO FITNov 7, 2006 · N2059E · Cessna 172NSDR CA061219007Relay · failed(CAN) AFTER TAKEOFF ON CLIMB-OUT THE RT GENERATOR CHARGING SYSTEM FAILED. THE AIRCRAFT RETURNED TO BASE. SYSTEM TROUBLESHOOTING CARRIED OUT AND FOUND THE OVER VOLTAGE RELAY HAD FAILED. (TC NR 20061219007)Nov 6, 2006 · Beech A100SDR CA061106008Wire Harness · shorted(CAN) ADG DROPPED IN FLIGHT FOR TEST, NO POWER, LANDED NORMALLY. FOUND WIRING HARNESS AND WIRES BURNED & SHORTED AT CONNECTOR P1XC ON ADG. BOMBARDIER PSP603A WIRING MANUAL 24-25-01 FIG. 1 SHEET1. WIRING HARNESS AND CONNECTOR REPLACED.Nov 3, 2006 · Cndair CL600*SDR 2006FA0001139Wire · chafedAIRCRAFT ARRIVED WITH INOPERATIVE STRATER-GENERATOR. TROUBLESHOOTING REVEALED INOPERATIVE GENERATOR, FAILED GENERATOR CONTROL UNIT, AND FAILED CONTROL RELAY. FURTHER TROUBLESHOOTING FOUND (A) AND (D) LEADS TO STARTER-GENERATOR AT ENGINE WIRING WAS BRITTLE ANNov 1, 2006 · N794TK · Israel 1124ASDR MASA200602505Wire · damagedASH 2894 PHX. SMOKE COMING FROM D/C POWER PLUG. MX RE-WIRED THE DC ELECTRICAL SYSTEM.Oct 30, 2006 · N449YV · Dhav DHC8202SDR DLM88060891Wire · burnedDURING ROTATION ON TAKEOFF, HAD A FLASH OF LIGHT IN VINCINITY OF CAPT RUDDER PEDALS AREA. ONCE AIRBORNE FOLLOWING C/B'S POPPED PEDESTAL LIGHTS, FLT RECORDER AND RT ENG IGN. MTC IN PROGRESS, FOUND WIRE BUNDLE THAT RUNS UNDER CAPTS FEET HAS NUMEROUS WIRES BURNOct 28, 2006 · N932DL · Doug MD88SDR UPS06848331Wire · brokenNR 1 BUSS POWER FAILED IN FLIGHT. RESET ACCORDING TO CHECKLIST. FAILED SECOND TIME AND CONTINUED WITH FLIGHT. GPWS AND BUSS FAULT RELAY SWITCHES SAFETY WIRE BROKEN. REMOVED AND REPLACED NR 1 VOLTAGE REGULATOR AND GENERATOR CONTROL PANEL IAW MM 24-20-06-2.Oct 24, 2006 · N811UP · Doug DC873FSDR HEEA111625Connector · contaminatedENROUTE, NR1 N1 GAUGE WOULD FAIL TO 0 AND THEN WOULD WORK AGAIN. THIS CYCLE WAS CONTINUOUS EACH TIME THE N1 GAUGE WOULD FAIL, THE AC GENERATOR WOULD FAIL ALSO. TURNED OFF THE AC GENERATOR. DRIED MOISTURE IN CONNECTOR IN N1 PICKUP.Oct 21, 2006 · N762P · Skrsky S76ASDR MALA060580Wire Harness · odorINTENSE SULFUR BURNING SMELL IN FLIGHT DECK AND CABIN ON APPROACH. GROUND CREW SMELLED INTENSE ODOR WHEN OPENING CARGO BIN. FOUND SEVERAL CHAFED, BURNT, AND/OR NICKED WIRES BEHIND ACCESS PANEL BELOW CAPTAIN'S SIDE, LOWER CB PANEL. PERFORMED REPAIRS AS REQUIREDOct 16, 2006 · N426XJ · Saab 340BSDR DLM88060847Feeder Cable · damagedDURING THE PREFLT RUN OF SHIP 921, THE APU GENERATOR KICKED Z OFF LINE. FOUND AFTER LOOKING INTO THE PROBLEM, WAS 2 OF THE MAIN GENERATOR FEEDER CABLES AFT OF THE P DOME (AFT) WERE DAMAGED WHERE THEY RUN THROUGH A CLAMP. THIS LOOKS AS IF IT WAS CAUSED BY THEOct 13, 2006 · N921DL · Doug MD88SDR CA061002010Connector · burned(CAN) CONNECTOR WAS SHORTING ACROSS INSULATING MATERIAL. PROBLEM WAS BETWEEN ADJACENT PIN CONTACTS. MATING CONNECTOR 704VC WAS UNHARMED. BURNED CONTACTS HAD LOTS OF BLACK CARBON ON THEM. (TC NR 20061002010)Sep 28, 2006 · Aerosp ATR42300SDR HEEA111202Relay · noisyNOTED WHINGING NOISE IN RADIO PRIOR TO GENERATOR GOING OFF LINE. CHECKED CIRCUIT BREAKERS AND THEY WERE NOT TRIPPED. RESET GENERATOR, AND LOAD METER SPIKED TO HIGH END OF GAUGE AND GENERATOR DROPPED OFF LINE. MAINTENANCE REPLACED THE OVERVOLTAGE RELAY.Sep 22, 2006 · N2275Y · Bell 206BSDR 2006FA0000918Jumper · looseDURING INSPECTION OF THE BUS WIRING, THE JUMPER WIRE BETWEEN THE ESSENTIAL BUS AND THE BUS 1 CONNECTION WAS FOUND LOOSE. THE REMAINDER OF THE SCREWS OF THOSE CIRCUIT BREAKERS WERE CHECKED FOR SECURITY, AND SEVERAL WERE FOUND SLIGHTLY LOOSE REQUIRING .2500 TURNSep 13, 2006 · N458ER · Cessna 172SSDR 2006FA0000903Diode · looseTHIS OPERATOR HAS A FLEET OF 16 CESSNA 172S NAVIII AIRCRAFT. DUE TO SOME OPERATIONAL DIFFICULTIES WHERE BUSS WIRING DISCREPANCIES WERE FOUND, A FLEET WIDE INSPECTION OF THE BUSS WIRING, TERMINAL CONNECTIONS AND WIRE ROUTING WAS ACCOMPLISHED. THE FOLLOWING WASep 13, 2006 · N465ER · Cessna 172SSDR 2006FA0000901Diode · faultyON A RECENT LOCAL FLIGHT, ONE OF THESE AIRCRAFT EXPERIENCED THE LOSS OF THE MFD, OR RT DISPLAY AS WELL AS THE COMM 2, NAV 2, AUDIO PANEL AND TRANSPONDER. THE CREW ELECTED TO MAKE A PRECAUTIONARY LANDING AT THE NEAREST AIRPORT. ON INSPECTION, IT WAS DISCOVERED Sep 12, 2006 · N452ER · Cessna 172SSDR 2006FA0000919Diode · looseDURING INSPECTION OF THE BUSS STRIPS, THE 2 DIODES FOR THE ALT AND WARNING CIRCUIT BREAKERS WERE FOUND LOOSE AT THEIR ATTACH POINTS TO THE BUS. THE ATTACHING HARDWARE (NUTS) WERE SEVERAL COMPLETE TURNS FROM BEING SECURE, OR ABOUT THE WIDTH OF THE NUT GAP SHOWSep 11, 2006 · N461ER · Cessna 172SSDR HNAA0600110Wire · chafedINFLIGHT FLIGHT ATTENDANT REPORTED SMOKE IN CABIN, CIRCUIT BREAKER C-5 ON THE RIGHT SECONDARY BUSS POPPED (INTAKE DEFECTOR ACT 2) NO FURTHER SMOKE NOTED. FOUND WIRES NR 2331-1Q112022-2, NR 3151-4N22-2, NR 2441-10J22-2 AND NR 3021-20002M20-2 CHAFED ON CLOSET FSep 8, 2006 · N328EN · Dhav DHC8311SDR CA060905007Wire · damaged(CAN) AIRCRAFT HAD EXPERIENCED PROBLEMS WITH BATTERY DISCONNECTING INTERMITTENTLY. FIRST TIME WAS CIRCUIT BREAKER POPPED. NEXT TIME FOUND CORROSION ON BATTERY RELAY, REPLACED RELAY. THIS IS A COMMON DEFECT WITH THESE TYPE OF RELAYS. THIRD INSTANCE WAS ON NEAug 31, 2006 · Swrngn SA226TCSDR 06FDEA03058Feeder Cable · chafedDURING C-1 CHECK, FOUND GENERATOR FEEDER CABLE CHAFED AND SHORTED TO LOOP SUPPORT CLAMP, LOCATED AT STA 720E WATERLINE, 153" AND LBL 10" IN THE AIR DISTRIBUTION BAY. WO NR 33554, SNRM NR N00628. REPLACED APU FEEDER WIRE NR 300-011-2. REF SWPM 20-30-13 AND WAug 23, 2006 · N217FE · Boeing 7272S2FSDR 06FDEA3058Feeder Cable · chafedDURING C-1 CHECK, FOUND GENERATOR FEEDER CABLE CHAFED AND SHORTED TO LOOP SUPPORT CLAMP. LOCATED AT STA 720E WATERLINE, 153 INCH AND LBL 10 INCH IN THE AIR DISTRIBUTION BAY.Aug 23, 2006 · N217FE · Boeing 7272S2FSDR CA061016001Wire · burned(CAN) AN OPERATOR EXPERIENCED AN EXTERNAL AC POWER PROBLEM THAT WAS TRACED TO SEVERAL BURNED WIRES AND A BLOWN (F4) FUSE. IT IS DETERMINED THAT THE MOST PROBABLE CAUSE FOR THIS EVENT WAS THE (12 GAUGE) FEEDER CABLES CHAFING TOGETHER ON THE ADJACENT STRUCTURE.Aug 21, 2006 · Dhav DHC8301SDR HEEA110762Diode · failedNR 1 DC SYSTEM FAILED IN FLIGHT. MAINTENANCE REPLACED 4 EACH DIODES IN THE ESSENTIAL BUSS.Aug 11, 2006 · N412UM · Bell 412SDR CA060914003Connector · broken(CAN) ALTERNATOR FAILURE WHILE ON ROUTE TO DESTINATION WAS CAUSED BY AN AMP CONECTOR LOOP END BREAKING OFF AND CAUSING LOSS OF ELECTRICAL POWER AND A SHORT IN THE SYSTEM. (TC NR 20060914003)Aug 8, 2006 · Cessna 172RSDR DJFA2006292Buss Bar · arcedKSFB TRIP THE CREW REPORTED THAT UPON STARTING THE RIGHT ENGINE ALL POWER TO THE AIRCRAFT FAILED EXCEPT FOR STANDBY POWER. A GROUND POWER UNIT WAS CONNECTED AND SUFFICIENT VOLTAGE WAS SUPPLIED. WHEN RECYCLING THE POWER SWITCHES, THE AIRCRAFT WOULD BEGIN TO BRJul 24, 2006 · N497CW · Beech 400ASDR AMTA200600438Circuit Breaker · failedLOST CONTROL OF PRESSURIZATION, INITIALLY UNABLE TO CONTROL IN STBY, WENT TO MANUAL REGAINED CONTROL THEN TRIED STBY AND THE SYSTEM FUNCTIONED NORMAL. REPLACED THE NR 1 TRANSFER BUSS BREAKER AND RELAY. (THIS POWERS THE PRESS AUTO AC C/B . PERFORMED CHECK OFJul 22, 2006 · N402TZ · Boeing 737322SDR 2006FA0000756Wire · shortedWHILE IN FLIGHT, THE PILOT REPORTED HE COULD SMELL SOMETHING BURNING, LANDED AS SOON AS PRACTICAL. INVESTIGATION REVEALED THAT THE WIRE FROM THE ALTERNATOR TO THE AMMETER, PN 112 HAD SHORTED AGAINST THE FIREWALL, WHERE IR GOES THROUGH THE FIRE WALL. WIRES 11Jul 21, 2006 · N8750V · Bbavia 7ECASDR DXTA200601493Connector · unsecureLEFT AC INVERTER FAILED AND CB POPPED, RESET ONCE POPPED AGAIN WHEN ADDED T/O PWR. ABORTED T/O. SECURED NR 1 CONNECTOR, FOUND NR 1 CONNECTOR LOOSE & SECURED CONNECTOR. SYSTEM TESTED IAW CE 560 MM CHAP 24-20-04. SWAPPED INVERTERS FOR FURTHER TROUBLESHOOTINGJul 12, 2006 · N345QS · Cessna 560CESSNASDR CA060711002Wire · burned(CAN) WHILE ON A LOCAL VFR FLIGHT OVER, THE PILOT SMELLED FUMES AND SAW SMOKE COMING FROM BEHIND THE INSTRUMENT PANEL. THE PILOT ALSO NOTICED THAT THE HIGH VOLTAGE WARNING LIGHT WAS ON AND THE AMMETER SHOWING A DISCHARGE. THE PILOT REPORTED THE SITUATION TO THJul 10, 2006 · Cessna 172M
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