JASC 7497
Service difficulty reports · 97
Reports filed under 7497 · Ignition System Wiring, 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 = '7497' 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 = '7497' 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 UALA2012061503288Pin · not seatedENGINE IGNITOR L1 LEFT ENGINE FAILED TO IGNITE USING IGNITOR 1. STATUS MSG-7441471 INACTV ES MODE MSG-7451471 INACTV ES MODE.
REF FIM 74-11-809, FOUND PUSH BACK PIN CONNECTOR D71074P PIN 5, RESEATED PIN & LOCKED INTO CONNECTOR, ACCOMPLISHED MAT IGNITION TESSDR ASAA12511377Connector · brokenNR 1 ENGINE START FAILED WITH NO EGT AFTER FUEL FLOW INITIATED. QRH PROCEDURE COMPLETED. FOUND THE PIN FOR THE INGITION LEAD RECEPTACLE OF THE RT EXCITER BOX BROKEN OFF INSIDE THE IGNITOR LEAD. REPLACED THE RIGHT IGNITION EXCITER AND LEAD PER MM 74 11 01 ANSDR 2010FA0001240Wire Harness · faultyENGINE MISFIRING AT ALL POWER SETTINGS. DIAGNOSED FAULT TO BE THE IGNITION HARNESS LEADS. UTILIZING AN EASTERN TECHNOLOGY IGNITION HARNESS TESTER. IT WAS DETERMINED ALL THE BOTTOM LEADS WERE EITHER INTERMITTENT OR NONFUNCTIONAL FOR BOTH MAGNETOS. INSTALLINSDR CA100625001Ground Wire · faultyPILOT FOUND NO DROP IN RPM DURING LT MAGNETO CHECK. THE GROUND WIRES WERE FOUND DEFECTIVE DURING TROUBLESHOOTING. MAGNETO REPLACED.SDR UALA2010030900814Wire · chafedDURING TROUBLESHOOTING OF ENG 1 AND 2 IGN SYS A CB A3 POPPED FOUND WIRES 5A421B16 AND 5A421W16 CHAFED AND ARCING AGAINST BRACKET ABOVE OIL TANK QUANTITY TRANSMITTER. REFER TO WDM71-51-04 P003 FIG 1. SPLICED IN NEW SECTION OF CABLE FROM BELOW FUEL-OIL COOLER SDR CA091202014Wire · chafed(CAN) DURING A FLIGHT THE LOW ROTOR HORN AND LIGHT CAME ON AND THE PILOT LANDED. TROUBLESHOOTING REVEALED FAULTY TACH POINTS. THE MAGNETO WAS REPLACED AND THE DEFECT WAS RECTIFIED. THE MAG WAS INSPECTED AND FOUND A TACH WIRE HAD CHAFED AND SHORTED TO THE OPSDR CA091007005Connector · loose(CAN) CONNECTOR PLUG FOUND LOOSE DURING INSP. FOUND CONNECTOR PLUG REPAIRED USING A RUBBER SEALANT. EXCITER WAS INSTALLED DURING IMPORTATION OF THE ACFT IN 2008.SDR CA090818001Wire · chafed(CAN) WHEN THE CONTACT HSG WAS OPENED, IT WAS DISCOVERED THAT THE RETARD LEAD HAD COME INTO CONTACT WITH COIL PRIMARY WIRE PUSH CONNECTOR, CHAFED AND SHORTED. THE MAIN POINTS WERE ALSO FOUND BURNED AWAY ON ONE SIDE. THE MAGNETO WAS OVERHAULED BUT WAS UNABLE SDR CA090729001Wire Harness · chafedMAGNETO WAS REMOVED AFTER ENGINE OVERSPEED, DURING TEARDOWN FOR OVERHAUL REVEALED TACH HARNESS LEADS HAD CHAFED THRU THE OPPOSIT PIN ON THE TACH POINTS.SDR 2009FA0000903Wire · chafedFOUND WIRE IN LT MAG CHAFED TO GROUND WHICH CAUSED THE ENGINE TACH TO SHOW AT OVERSPEED, THE GOVERNOR TRIED TO SLOW THE ENGINE DOWN WHICH CAUSED THE LOW ROTOR RPM HORN TO SOUND. WITH THE CHANGE IN POWER SETTING THE CLUTCH LIGHT CAME ON SHOWING THAT THE BELT WSDR CA090715006Lead · chafed(CAN) OIL SOAKED POINTS CAUSING THE ENG NOT INCREASING RPM MORE THAN 2 PERCENT WHILE THE ENGINE TACH NEEDLE WOULD BOUNCE FROM 100 PERCENT TO 110 PERCENT. UPON FURTHER REVIEW, DURING THE TEARDOWN, IT REVEALED ONE OF THE TACH LEAD WIRES HAD CHAFED THROUGH ON THSDR HALA2009012700035Lead · damagedETOPS SIGNIFICANT SYSTEM, APU FAILS TO START. APU FAULT. T/S APU PER FIM 49 -11-00 BITE MSG APU NO LIGHT OFF. REMOVED/REPLACED IGNITER PLUG PER AMM 49-41-02. CONDITION SAME. REMOVED AND REPLACED IGNITION LEAD PER AMM 49-41-04. CONDITION SAME. REMOVED ASDR UALA2009010600071Wire Harness · faultyENG IGNITOR R1 RIGHT ENGINE FAILED TO IGNITE USING IGNITOR 1. STATUS MSG-7461492 ACTIVE ES MODE. REPLACED W0625 CORE WIRING HARNESS AND OPS TESTED. TESTS FOR RT ENG NR 1 AND NR 2 PASSED OKAY.SDR CA081113002Wire · chafed(CAN) COIL TO POINTS WIRE WORN THROUGH TO STRANDS DUE TO RUBBING ON FRAME OF DISTRIBUTOR BLOCK.SDR QXEA2008110601169Wire Harness · chafedPDX - WIRE HARNESS TO STATIC INVERTER ON AFT RT SIDE OF REAR PRESSURE HAS CHAFED THRU HYDRAULIC LINE AND DAMAGED WIRES TO STATIC INVERTER. REPAIRED WIRE RHB0878-20 AT STATIC INVERTER BY SPLICING IAW CRJ 700 WM 74-00-01. INSTALLED STATIC INVERTER WITH A SERVISDR CA081015006Wire · chafed(CAN) TACH WIRES CHAFED THROUGH AND GROUNDING TO THE COIL PRIMARY CONNECTOR. TACH WIRES INCORRECTLY ROUTED TCM SB663A NOT COMPLIED WITH FOR WIRE ROUTING. VERY HIGH RESISTANCE FOUND BETWEEN THE TERMINALS OF THE TACH POINTS, WHEN CLOSED 1200-1500 OHMS, PROBLEMSDR CA081015005Wire · pinched(CAN) TACH WIRE WAS PINCHED BETWEEN HOUSING AND CAPACITOR TACH WIRES INCORRECTLY ROUTED TCM SB663A NOT COMPLIED WITH FOR WIRE ROUTING MAGNETO WAS REMOVED FOR FLUCTUATING ENGINE TACH NEEDLE .SDR CA081015004Wire · misrouted(CAN) TACH WIRES INCORRECTLY ROUTED COIL PRIMARY WIRE INCORRECTLY ROUTED. TCM SB663A NOT COMPLIED WITH FOR WIRE ROUTING. MAGNETO WAS REMOVED FOR ENGINE/ACFT OVERSPEED.SDR CA081015003Wire · misrouted(CAN) TACH WIRE CHAFING ON TACH POINT CONNECTOR TACH WIRES INCORRECTLY ROUTED. TCM SB663A NOT COMPLIED WITH FOR WIRE ROUTING. LAST MX ON MAGNETO WAS PRO AERO. MAGNETO WAS REMOVED DUE TO ENGINE/ACFT OVERSPEED.SDR SWIA200819957Ignition Lead · arcedRIGHT ENGINE IGNITION B-IGNITOR AND LEAD SHOW SIGNS OF ARCING. REPLACED THE IGNITION B IGNITOR AND LEAD IAW 74-20-03. OPS CHECK GOOD.
SDR SWIA200718986Connector · burnedFLT 4042 - "L IGN A FAULT" MESSAGE APPEARED. REPLACED PINS ON PLUG J551 IAW CRJ 700 WDM 20-16-00.
SDR SWIA200718921Connector · burnedLEFT AND RIGHT IGNITION A FAULT STATUS MESSAGES. REPLACED CONNECTOR IAW WM CHAPTER 20. OPS CHECK GOOD.
SDR MALA070052Connector · looseDURING CRUISE FLIGHT, THE FLIGHT CREW EXPERIENCED ILLUMINATION OF AN ENGINE IGNITION LIGHT ALONG WITH ENGINE POWER ROLL-BACK (TORQUE). IGNITION LIGHT ON NR 2 ENGINE ILLUMINATED TWICE AT 11000 FT (NO ICING CONDITION AT ALL) TORQUE AT ONE POINT WENT TO 10 PERCESDR CA070307010Wire · chafed(CAN) GOVERNOR WAS LAZY AND SNAGGED BY PILOT. UPON FURTHER INVESTIGATION, THE MAGNETO WAS REMOVED AND PRIMARY COIL WIRE WAS TOUCHING AND CHAFING ON TACH POINT CONNECTOR. THIS MAY BE THE POSSIBLE CAUSE FOR LAZY GOVERNOR. NEW MAGNETO INSTALLED PROBLEM RECTIFIESDR 2006ADP09001Wire Harness · crackedDURING INSPECTION ON A NEW, LOW TIME ENGINE, THE MT NOTICED A RATHER LARGE CRACK IN THE RT IGNITION HARNESS COVER, WHERE THE HARNESS ATTACHES TO THE MAGNETO. AFTER LOOKING A LITTLE CLOSER, IT IS CLEAR THAT THE CRACK WAS THERE PRIOR TO OVERHAUL AND PAINTING. SDR CA060802008Wire · chafed(CAN) WHEN THE COLLECTIVE LEVER WAS LOWERED DURING DESCENT FOR A LANDING AT THE HELICOPTER BASE THE ENGINE TACHOMETER BECAME ERRATIC, THE ENGINE OVERSPED ABOVE 116 PERCENT AND THE THROTTLE GOVERNOR WAS NOT WORKING. THE ROTOR TACH ALSO INDICATED AN OVERSPEED ABSDR 2006FA0000637Wire · failedEXCITER ROTOR LEAD WIRES BROKEN AT SOLDER CONNECTION TO DIODES. (K)SDR 2006FA0000636Wire · failedEXCITER ROTOR LEAD WIRES BREAK AT SOLDER CONNECTION TO DIODE. (K)SDR P5CA0601475Connector · unsecureNR 3 ENGINE WOULD NOT START. RESEATED BOTH CONNECTORS ON NR 1 AND NR 2 EXCITER BOXES.SDR 2005FA0001473P-Lead · deterioratedDURING RUNUP AFTER ANNUAL INSPECTION, LEFT MAG WAS NOT WORKING. FOUND INSULATION ON P-LEAD WIRE WAS DETERIORATING AND SHORTING TO SHIELDING CAUSING MAG TO BE CONTINUOUSLY GROUNDED NO MATTER WHAT SWITCH POSITION WAS. REPLACED SECTION OF P-LEAD AS REQUIRED. TSDR 2005FA0001472P-Lead · deterioratedDURING RUNUP AFTER ANNUAL INSPECTION, LEFT MAG WAS NOT WORKING. FOUND INSULATION ON P-LEAD WIRE WAS DETERIORATING AND SHORTING TO SHIELDING CAUSING MAG TO BE CONTINUOUSLY GROUNDED NO MATTER WHAT SWITCH POSITION WAS. REPLACED SECTION OF P-LEAD AS REQUIRED. TSDR 2005FA0001471P-Lead · deterioratedDURING RUNUP AFTER ANNUAL INSPECTION, LT MAG WAS NOT WORKING. FOUND INSULATION ON P-LEAD WIRE WAS DETERIORATING AND SHORTING TO SHIELDING CAUSING MAG TO BE CONTINUOUSLY GROUNDED NO MATTER WHAT SWITCH POSITION WAS. REPLACED SECTION OF P-LEAD AS REQUIRED. THSDR 2005FA0001470P-Lead · deterioratedDURING RUNUP AFTER ANNUAL INSPECTION, LT MAG WAS NOT WORKING. FOUND INSULATION ON P-LEAD WIRE WAS DETERIORATING AND SHORTING TO SHIELDING CAUSING MAG TO BE CONTINUOUSLY GROUNDED NO MATTER WHAT SWITCH POSITION WAS. REPLACED SECTION OF P-LEAD AS REQUIRED. THISDR KBM2005F00245Ignition Lead · deterioratedRIGHT ENGINE INGNITER CABLE DETERORATED AND WEAK SPARKS. REMOVED AND REPLACED IGNITER CABLE. (M)SDR CA050712011Wire Harness · shorted(CAN) ENGINE START PROBLEM INTERMITTENT. EXPERT TROUBLESHOOTING FOUND 2 WIRES THAT CROSSED AND HAD CHAFED TOGETHER. ONLY A FAINT BLACK DUST AT THE CONNECTION REVEALED POTENTIAL SHORTING OF WIRES. CORRECTED AND ENGINE START CORRECTED.SDR CA050425003Lead · mislocated(CAN) PILOTS REPORTED THAT THE RT ENGINE TAKEOFF POWER WAS LOW. TECHNICIANS DISCOVERED THAT THE 5 O'CLOCK POSITION IGNITER LEAD WAS INTERFERING WITH THE FUEL FLOW DIVIDER LINKAGE. THE IGNITER LEAD WAS REPOSITIONED AND FUNCTION CHECK OF THE POWER LEVERS PERFOSDR CA041214006Interface Unit · malfunctioned(CAN) ENG 1 IGN 'A' FAULT, ENG 2 IGN 'A' FAULT. 1&2 IGN A C/B POPPED. ENG 1 CTLC/B POPPED. STRONG SMELL OF ELECTRICAL BURNING. CONNECTOR 473VC SHORTED, CONNECTOR REPLACED. BMC NR 1 DAMAGED, REPLACED PER MM 36-11-34-400. EIU NR 2 CAUSING INTFC PROBLEMS WITH AEVSDR DL733040691Wire · shortedON DESCENT, CREW SAW SPARK AND HEARD POP COMING FROM THE WHISKEY COMPASS. COPILOT EXTENDING COMPASS AND RECEIVED SMALL SHOCK. NO FURTHER ARCING AND NO DEFECTS WERE NOTED FOR REMAINDER OF DESCENT. DELTA MTC FOUND WHISKEY COMPASS LIGHTING WIRE SHORTED TO LT ENSDR 2004FA0000575Wire Harness · brokenTHE SHIELDING ON THE IGN LEAD ON 4 CYLINDERS AT THE PLUG ENDS FRAYED AND BROKEN ALLOWING IGN NOISE TO BE HEARD OVER AIRCRAFT RADIO. PREVENTS PILOT FROM UNDERSTANDING ATC SHIELDING BROKE RT AT (B) ASSEMBLY. THIS IS THE RED SLICK IGN HARNESS.SDR ASMF200405009Ignition Lead · damagedDURING TRANSIT CHECK, CAPTAIN REPORTED THAT LT ENGINE IGNITION SYSTEM OUT OF SERVICE. IGNITION BOX, PLUG AND IGNITION CABLE WERE REPLACED IAW MM 74-10-01, 74-20-01 AND 74-20-02, RESPECTIVELY, AND FAIL CONTINUE. AIRCRAFT WAS SENT TO THE HANGAR AND DURING OVERNSDR LZ2R996KWire · separatedENGINE MISSING ON ONE MAGNETO; PULLED MAG AND FOUND WIRE SEPERATED FROM CAPACITOR.SDR ABXA010872Wire · damagedNO IGNITION ON EITHER ENGINE. FOUND WIRES 1J6H24 AND 2J4D24 BURNT THROUGH THREE FEET LEFT OF PEDESTAL IN THE CAPTAIN'S CONSOLE. REPLACED THE DAMAGED SECTION OF WIRES AND OPS CHECKED BOTH ENGINE IGNITION SYSTEMS IAW DC-9 MM. NO DEFECTS NOTED.SDR 20000518SH015Wire · shortedPILOT REPORTED SPARKS COMING FROM UNDER THE INSTRUMENT PANEL UPON ENERGIZING THE IGNITION SWITCH. UPON FURTHER INVESTIGATION, FOUND THE WIRE BUNDLE FOR THE CIRCUIT BREAKERS ADJACENT TO THE IGNITION SWITCH WAS TOO LONG AND A WIRE IN THE BUNDLE HAD CHAFED ON ANSDR 2000ZZZX139Wire · chafedUNITS EXCESSIVELY CHAFED. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.SDR AU971564Wire · chafed(AUS) WIRE FROM IGNITION SWITCH TO START SOLENOID CHAFING ON FLAP CIRCUIT BREAKER TERMINAL SCREW. MAGNETO P LEAD SHIELD WIRE ALSO CHAFED AND SEVERED. BATTERY WIRE TO IGNITION SWITCH CHAFED WITH BARE WIRE VISIBLE. SEE MDR 97/1551 FOR ADDITIONAL INFORMATION.SDR DL73E962536Wire Harness · chafedJUST PRIOR TO TAKEOFF, SPARKING AND POPPING FROM WET COMPASS AND IGN SWT SOME SMOKE. FOUND CHAFED WIRE ON NR 1 IGN SWT. REPAIRED WIRE, IGN SWT CKS OK.SDR 96ZZZM1123Wire Harness · malfunctionedFLT 3344 - IN CRUISE FLIGHT FROM DTW, THE CREW NOTED INTERMITTENT TORQUE FLUCTUATIONS FROM THE LEFT ENGINE. THE AIRCRAFT RETURNED TO DTW. MAINTENANCE REPLACED THE LEFT HMU, P/N 786391-6, AND THE LEFT ENGINE HARNESS, P/N 3114792-02. THE TSCU WAS REPLACED AS
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