JASC 7397

Service difficulty reports · 532

Reports filed under 7397 · Engine Fuel 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 = '7397'
  ORDER BY difficulty_date DESC"

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SDR VNAA2011032500017Wire Harness · chafedCREW REPORTED LEFT ENGINE UNCOMMANDED ACCELERATION AND N1 RED, WITH INDICATION WELL ABOVE 100 PERCENT DURING CLIMBOUT FROM CLT. ALL OTHER LEFT ENGINE INDICATIONS WERE TRACKING HIGHER PRIOR TO THRUST REDUCTION. CREW FOLLOWED QRH, RETURNED TO CLT AND LANDED WIMar 22, 2011 · N230PS · Cndair CL6002B19SDR VNAA2011032300016Pin · not seatedCREW REPORTED UNCOMMANDED LEFT ENGINE ACCELERATION DURING CLIMBOUT FROM CLT. CREW RETURNED TO CLT AND LANDED WITHOUT INCIDENT. MAINTENANCE TROUBLESHOT, RESEATED AN UNSEATED PIN ON FUEL CONTROL UNIT TORQUE MOTOR CIRCUIT HARNESS CONNECTOR AND PERFORMED CHECKS Mar 19, 2011 · N230PS · Cndair CL6002B19SDR UALA2011031501236Connector · damagedNR 2 ENG FUEL VALVE DID NOT COMPLETELY CLOSE AT SHUT DOWN, STILL SHOWED FUEL FLOW. SUGGEST REPLACING RELAYS K76204 PCN 566-0640 AND K76207 PCN 566-0648. RELAY K76204 REPLACED, NO HELP. FOUND INTERMITTENT CONNECTIONS AT D71074P AND D71024P. REPAIRED CONNECMar 14, 2011 · N220UA · Boeing 777222SDR UALA2011022200900Connector · damagedHIGH PRESSURE (HP) FUEL SHUTOFF VALVE POSITION DISAGREES WITH COMMANDED POSITION. STATUS MSG-7360211 INACTV SD MODE. MAINT MSG 73-60021 PERFORM ED WET MOTOR NOW HELP. PERFORMED WIRE CHECK FOUND HIGH RESISTANCE BETWEEN PLUG D71024P AND D71074J, CLEANED BOTH CFeb 21, 2011 · N787UA · Boeing 777222SDR SWIA201125656Wire Harness · chafedRIGHT ENGINE HAD A UNCOMMANDED ROLL BACK DURING CRUISE. (FLT 4486) FOUND CHAFED RIGHT ENGINE YELLOW WIRING HARNESS. REPLACED YELLOW HARNESS WITH A SERVICEABLE UNIT. REPLACED RIGHT ENGINE FADEC AND FUEL CONTROL UNIT AS A PRECAUTION.Feb 19, 2011 · N810SK · Cndair CL6002D24SDR AALA20110207TUL05Pin · looseTUL - DURING FLIGHT AIRCRAFT HAD UNCOMMANDED RIGHT ENGINE SHUTDOWN. SPAR VALVE AND ENGINE LIGHTS OPERATED NORMALLY. FLIGHT RETURNED TUL LANDED WITHOUT INCIDENT. AIRCRAFT REMOVED FROM SERVICE. REPLACED FUEL FLOW GOVERNOR DUE TO LOOSE PIN ON CONNECTOR FOR FUFeb 7, 2011 · N699AN · Boeing 757223SDR CA110128008Connector · dirty(CAN) JUST PRIOR TO TOP OF DESCENT, NR 1 ENGINE FUEL FILTER BYPASS LIGHT CAME ON. FUEL FILTER BYPASS CONNECTOR CLEANED AND REINSATLLED IAW AMM 73-34-01. ENGINE RUN C/O IAW 71-00-00 AND NR 1 EEC BITE C/O IAW AMM 73-21-00. NO CURRENT FAULTS AT THIS TIME. ON TAJan 27, 2011 · Boeing 7377*SDR RMXA1126201008001Connector · dirtyAPPROX 10 MINUTES INTO FLIGHT (LEVEL) EXPERIENCED A FADEC MINOR CAUTION ON THE CAD. CONFIRMED THE NR2 TWIST GRIP WAS IN THE NUETRAL POSITION. THE FADEC MINOR THEN BECAME A FADEC FAIL AND RAN THROUGH THAT CHECKLIST AND PERFORMED A SHALLOW APPROACH. VEMD FAILUNov 25, 2010 · N436CM · Urocop EC135P2SDR UALA2010111804264Wire Harness · faultyNR 2 ENG HARNESS W0625. 2.9 START BLEED VALVE FAULT 75-41052 CH-A AND 75-51052 CH-B HAVE RECURRED SINCE 26OCT WHEN CONNECTORS WERE CLEANED AND CH-B TC PROBE WAS REPLACED. LAX MM TROUBLESHOOTING 26OCT SAID 'IF HIT AGAIN SUSPECT HARNESS WO625'. REPLACED HARNNov 17, 2010 · N786UA · Boeing 777222SDR HALA2010111700547Connector · dirtyETOPS SIGNIFICANT SYSTEM, RT EEC INOP LIGHT ILLUMINATED AND EICAS MESSAGE "RT ENG EEC" DISPLAYED, N1 INDICATION NORMAL. T/S PER FIM 73-21-00/101 FIG 105. CLEANED CONNECTOR AT PMC GENERATOR, RAN ENG WITH NO FAULTS. SYS OK FOR SERVICE.Nov 17, 2010 · N597HA · Boeing 767332SDR CA101110011Connector · broken(CAN) FUEL LOW PRESSURE SWITCH CONNECTOR 4075KS-B FOUND WITH BROKEN BACKSHELL AND PINS NOT ENGAGING.Nov 10, 2010 · Airbus A330342SDR UALA2010102803988Connector · dirtyUNABLE TO SHUT-DWN NR 2 ENG. USING NORMAL PROCEDURE FF WENT DOWN TO ABOUT 1500, AND CONTINUED TO RUN. USED FIRE HANDLE TO SHUT-DWN ENG. WITH CREW ASSIST, AMT WAS ABLE TO DUPLICATE PROBLEM. ASSOCIATED MSG 73-60212 FMU SOV WAS PRESENT. REMOVED CONNECTOR D17074 Oct 28, 2010 · N777UA · Boeing 777222SDR NSVA2010190Connector · dirtyRETURNED TO GATE BEFORE TAKEOFF DUE TO POWERPLANT MESSAGE. CLEANED THE FADEC CONNECTORS ALONG WITH THE PECU CONNECTORS PER THE MANUAL. MX PERFORMED THE RUNS, OPS CHECKED GOOD AND THE POWER PLANT MESSAGE EXTINGUISHED.Oct 20, 2010 · N199WQ · Bombdr DHC8402SDR CA101012002Wire · shortedON RETURN FROM IT`S FLIGHT, CREW REPORTED THE RT AUX FUEL PUMP NOT WORKING AND THE RT LANDING LIGHT BLOWING THE BREAKER. DURING THE TROUBLESHOOTING OF THE RT AUX PUMP, IT WAS FOUND THAT AT THE INTERSECTION OF FS 212.00 AND WS 40.00 THE WIRES THAT RUN ALONG THOct 10, 2010 · Cessna 441SDR ASAA1058307Wire Harness · chafedFOUND DP1102 BACKSHELL LOOSE AND CHAFING WIRES (NR 1 ENGINE). REPLACED MW0311 HARNESS ASSY REF MM 73 21 06 000 802 F00 & MM 73 21 06 400 802 F00. ALL OPS CHECKS GOOD REF SAME. WORK ACCOMPLISHED ON NR 1 ENGINE.Sep 28, 2010 · N562AS · Boeing 737890SDR UALA2010092003489Wire · shortedRT FUEL SPAR VALVE LIGHT STAYED ON AFTER ENGINE SHUTDOWN. FOUND SHORTED COAX IN SAIL TAIL AREA. REPAIRED WIRE IAW MM. OPS CHECK GOOD. LIGHT EXTINGUISHED AND VALVE OPERATED.Sep 20, 2010 · N546UA · Boeing 757222SDR UALA2010092103510Connector · burnedRIGHT ENGINE SEC CONTROL, RT ENG REVERSER CONTROL AND RT ENG LIMIT PROTECTION EICAS & LIGHT CAME ON. FOUND CONNECTOR OR RT ENG PMA WITH BURNED PINS. REPLACED PMA. RAN ENGINE AT IDLE FOR 5 MIN, ENG OPERATES OK.Sep 17, 2010 · N556UA · Boeing 757222SDR ASAA1058251Wire Harness · defectiveON TAXI IN 1 FUEL "FILTER BYPASS" LIGHT ILLUMINATED. FOUND PRESS SW CONN NOT FULLY SEATED SELF LOCKING MECH JAMMED AND RECESSED PIN 3. REPLACED J 8 HARNESS ON NR 1 ENG EEC OPS CHECK GOOD PER MM 73 21 00 700. PERFORMED ACTUATORS TEST OPS NORMAL REF MM 71 00 Sep 4, 2010 · N566AS · Boeing 737890SDR C2XA10IA224Wire · defectiveIAH - FLIGHT 3083, THE CREW REPORTED THAT THE THRUST RATING WAS STUCK IN T/O MODE. THE AIRCRAFT RETURNED TO IAH WHERE IT LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED FADEC 1B WIRES W191-1797-24WH AND W191-1797-24BL, OPERATIONALLY TESTED WITH NO DEFECTS, ANDAug 10, 2010 · N15572 · Emb EMB145LRSDR C2XA10IA223Wire · damagedIAH - FLIGHT 3083, THE CREW REPORTED THAT THE THRUST RATING WAS STUCK IN T/O MODE. THE AIRCRAFT RETURNED TO IAH WHERE IT LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED FADEC 1B WIRES W191-1797-24WH AND W191-1797-24BL, OPERATIONALLY TESTED WITH NO DEFECTS, ANDAug 10, 2010 · N15572 · Emb EMB145LRSDR ASAA1058136Wire Harness · defectiveGE DIAGNOSTICS REPORTS NR 1 ENGINE TREND DATA SHOWS A SUDDEN SHIFT IN EGT HOT DAY MARGIN. ALL OTHER PARAMETERS NORMAL. EGT INDICATION ERRORS ARE SUSPECT. ACCOMPLISHED EEC BITE TEST NR 1 ENG REF T/C 78273000. NO RECENT FAULTS OR FAULT HISTORY LOGGED. REPLAAug 7, 2010 · N570AS · Boeing 737890SDR UALA2010072902737Wire · chafedPER CREW AFTER ENGINE START THE HAVE L ENG EEC C1 STATUS MSG. FOUND WIRE GOING TO FMU CHAFING AND CONTACTING REV COWL. INSULATION WORN REPAIR PER GNMM. RAN ENG AND OPS CHECK NORMAL.Jul 28, 2010 · N647UA · Boeing 767322SDR HALA2010072700340Wire Harness · chafedETOPS SIGNIFICANT SYS - ON DESCENT LT EEC LIGHT ILLUMINATED RECYCLING L EEC CONTROL SWITCH EXTINGUISHED IT. FOUND CONNECTOR PLUG DAMAGED AND WIRE HARNESS CHAFED ON WIRE HARNESS PN 286T0336-011, REMOVED INSTALLED SAME HARNESS. R & R LT ENGINE TLA RESOLVER IAW Jul 27, 2010 · N596HA · Boeing 767332SDR UALA2010071202463Wire · chafedNR 1 ENG WIRES CHAFED ON J1 CONNECTOR ON FMU. AREA MARKED WITH TAPE. REPAIRED WIRES IAW GNMM. SECURED AND REPOSITIONED WIRE BUNDLE.Jul 10, 2010 · N773UA · Boeing 777222SDR UALA2010061402079Connector · openFLT CREW WAS UNABLE TO SHUTDOWN LT ENG AFTER ARRIVAL. ACCOMPLISHED FIM TASK 73-22-801, PG 210 ITEM F. FOUND 28VDC, D71124J, PLUG DM76001C VOLTAGE BET 1-14 FLUCTUATES BET 5-22V. CONTINUITY CHECK ACCOMPLISHED BET D71024P & DM76001C PIN 4-14 OK PINS 3-1 OPEN. Jun 14, 2010 · N773UA · Boeing 777222SDR SAJFCALS099006Connector · dirty(B18208) ENG-4 UNABLE TO SHUTDOWN AFTER FUEL CONTROL SWITCH BACK TO CUT OFF POSITION, EICAS SHOWS "ENG 4 FUEL VLV" MESSAGE, THEN THE ENGINE GOT SHUTDOWN ITSELF ABOUT 15 SECONDS AND NR 4 FIRE HANDLE HAS BEEN PULLED. MX INTERROGATE CMC FOUND "ENG 4 FMU SHUTOFF Feb 7, 2010 · N18208 · Boeing 747409SDR MYWA09069Connector · dirtyETOPS SIGNIFICANT SYSTEM - NR 1 ENGINE EEC FAULT CODE DISPLAYED DURING BITE TEST.Dec 11, 2009 · N742MA · Boeing 7378Q8SDR ASAA0957145Wire Harness · shortedGE DIAGNOSTICS REPORTS NR 2 ENGINE TREND DATA SHOWS A SUDDEN SHIFT IN EGT HOT DAY MARGIN ALL OTHER PARAMETERS NORMAL. EGT INDICATION ERRORS ARE SUSPECT. ACCOMPLISHED EGT CONNECTOR CLEANING REF MM 77 21 00, NO HELP. S4 VALUE OVER 200 DEG LOWER WHILE RUNNING Dec 8, 2009 · N560AS · Boeing 737890SDR ASAA0956405Connector · dirtyDURING TAXI FOR TAKEOFF WITH BOTH ENGINES AT IDLE RIGHT FILTER BYPASS LIGHT ILLUMINATED AND REMAINED ON FOR APPROX 15 SECONDS. LIGHT THEN WENT OUT. WARNING LIGHT CHECK ON. PREFLIGHT WAS NORMAL. AFTER LIGHT OUT DID ANOTHER LIGHTS TEST AND INDICATION NORMAL.Aug 15, 2009 · N559AS · Boeing 737890SDR HALA2009071600302Connector · dirtyETOPS SIGNIFICANT SYS - ON OVERNIGHT CHECK FOUND R PIMU MESSAGE ON ECS MSG PAGE EICAS. TROUBLESHOT IAW FAULT ISOLATION MANUAL CH 71. PIMU INDEX BITE OF PIMU REVEALS EEC CHA FAULT, CAT 2 EEC CH A,TCC FD-BK FAIL. EEC CH B FAULT CAT 2 AND EEC CH B BTCC FD-BK FJul 16, 2009 · N588HA · Boeing 7673CBSDR ASAA0956127Wire Harness · defectiveWHILE ACCOMPLISHING TASK CARD 78273000 FOUND NR 2 ENG WITH AN ECONOMIC FAULT CODE: 75 10362 (HPTACC SIGNAL OUT OF RANGE). FOUND OPEN WIRE BETWEEN DP1010 PIN T AND DP1003 PIN 5. REPLACED J 10 HARNESS IAW MM 73 21 06 REQUIRES OPS CKS. ACCOMPLISHED OPS CHECK AJul 1, 2009 · N577AS · Boeing 737890SDR DL75E091038Circuit Breaker · failedABORTED ENG START DUE TO NO FUEL FLOW. LT ENG VALVE LIGHT REMAINS ILLUMINATED. CA-C/B FOR LEFT FUEL CONTROL POPPED. CHECKED WIRES FROM C/B C1P6-1 P-36 PANEL AND M10506. FUEL CONTROL UNIT C/B POPS WITH UNITS DISCONNECTED RAN CHECKS THRU FUEL CONTROL MODULE.Jun 12, 2009 · N757AT · Boeing 757212SDR SWIA200921678Connector · dirtyFLT 6309 - LOSS OF ENGINE TORQUE ON CLIMB. CLEANED AND RESECURED EEC INPUT SENSOR CONNECTOR.May 21, 2009 · N579SW · Emb EMB120ERSDR RAIA2009052600001Connector · dirtyFLT 8020 - IAD - ENGINE STUCK IN TAKEOFF MODE. MAINTENANCE REMOVED, CLEANED, AND RECONNECTED THE FADEC 2A AND 2B CONNECTOR IAW AMM PROCEDURES FOLLOWED BY AN OPERATIONAL CHECK. NO DEFECTS NOTED.May 20, 2009 · N812HK · Emb EMB145LRSDR UALA2009052201474Wire · openNR 2 ENG SHOWING (S)T5-EEC ON EPCS PAGE. FOUND WIRE OPEN BETWEEN CONNECTOR W34J5 AND T4.9 JBOX.May 20, 2009 · N546UA · Boeing 757222SDR GLBA20090507BWire · chafedPILOTS REPORTED THAT A LEFT FUEL FILTER LIGHT ILLUMINATED DURING TAKEOFF ROLL. MAINTENANCE REPAIRED A CHAFED WIRE ON THE NR 1 ENGINE FUEL PUMP OUTLET FILTER PSI SWITCH IAW GMM 12.3.0. OPERATIONAL CHECKS WERE GOOD AND EMB 120 AMM 73-33-00. AFTER WIRE REPAIR May 7, 2009 · N297UX · Emb EMB120ERSDR DL76G090815Wire Harness · damagedL ENG CONTROL EICAS MSG, RTB PERFORMED BITE ON L PIMU FOUND FAULT 155-23 A/B AND 353-14 CH A. SUSPECT HARNESS 012194. REMOVED AND REPLACED W7 HARNESS PER AMM. RAN ENGINE TWICE. MESSAGE DOES NOT COME. CONTACT MCC. NO FURTHER ACTION REQUIRES. A/C OK FOR SEMay 1, 2009 · N1603 · Boeing 767332SDR DL764090676Connector · damagedAFTER ENGINE START LEFT ENGINE EEC WENT TO ALTN MODE ON OVERHEAD PANEL EICAS MESSAGE L ENG EEC MODE. RETURN TO GATE. REMOVED AND REPLACED RT ADIRU NO HELP. FWD TO MCO AND PLAC PER MEL 73-21-01A. REPLACED LEFT ENG EEC DURING EEC TEST PIMU GROUND TEST FOUND Apr 15, 2009 · N841MH · Boeing 767432ERSDR 2009FA0000211Wire Harness · burnedDURING IMC FLIGHT, THE RT ENGINE EXPERIENCED A RAPID 50 PERCENT POWER EXCURSION DOWNWARD TO 25 PERCENT AND RAPID SURGING THEREAFTER. AN EMERGENCY WAS DECLARED TO ATC, THE FLIGHT COMPLETED SAFELY. INVESTIGATION: ON THE FADEC ENGINE WIRING LOOM, THE PROPELLER Feb 26, 2009 · N49LU · Diamon DA42SDR DXTA2009012103470Connector · looseFUEL FILTER BYPASS L CAS MESSAGE ILLUMINATED IN FLIGHT. MESSAGE ONLY STAYED ON APPROX 1 MINUTE, SECOND EACH OCCURENCE, BUT WOULD REAPPEAR EVERY FEW MINUTES. THIS CONTINUED LANDING. FOUND FUEL FILTER BYPASS SWITCH ELECTRICAL CONNECTOR TO BE LOOSE AND DIRTY. Jan 21, 2009 · N999QS · Cessna 750SDR HALA2009011900027Connector · unsecureETOPS SIGNIFICANT SYSTEM, ATB, DUE R ENG. FUEL FILTER EICAS MSG. REPLACED E ENG FUEL FILTER IAW AMM 73-11-08 AND REPLACED CONNECTOR D2068 FOR THE BYPASS SWITCH. LEAK CK GOOD, NO FAULTS. CLOSED AND SECURED COWLING.Jan 19, 2009 · N597HA · Boeing 767332SDR FDEA200812195245Wire · brokenNR 3 ENGINE HUNG START AT FL 25.0 AND DESCENDED TO 10000 FT STILL WOULD NOT ACCELERATE; SHUT DOWN ENGINE. IDLE READINGS: ENGINE 1 N1 38 PERCENT; EGT 362; N2 71.1 PERCENT, ENGINE 2 N1 39 PERCENT; EGT 362; N2 72.6 - ENGINE 3 N1 29 PERCENT; EGT 372; N2 50.5 Dec 19, 2008 · N397FE · Doug MD1010FSDR SWAA086880Wire · damagedIN FLT SHUTDOWN / DIVERSION / DECLARED EMERGENCY. NR 2 ENG FLAMED OUT, UNABLE TO RESTART. FOUND NR 2 ENG FUEL SHUT-OFF VALVE WIRING DAMAGED AT BUNDLE W804. REPAIRED WIRING PER WPM.Dec 2, 2008 · N338SW · Boeing 7373H4SDR P5CA200812021580Connector · unsecureRWY 07L HKG REJECTED T/O AT 80 KTS DUE TO NR 2 ENGINE FAILURE TO DEVELOP T/O THRUST SUBSEQUENT RUN-UP ON TAXIWAY MAX N1 68 PERCENT, RETURN TO BLOCKS. ENGINE 2 THRUST REVERSER RIGGING AND READING CHECK CARRIED OUT IAW AMM78-31-00-825-001-J00. RVDT CONNECTOR SNov 29, 2008 · N452PA · Boeing 74746NFSDR UALA2008112106611Connector · brokenCREW REPORTED FUEL CONFIGURATION EICAS ON DESCENT. FOUND ENTIRE CONNECTOR BROKEN AT THE DIFFERENTIAL PRESSURE SWITCH, D11000. REPLACED NR 1 ENG FUEL FLOW CONNECTOR. NR 1 ENGINE, 5 MINUTE IDLE RUN ACCOMPLISHED. NO LEAKS NOTED.Nov 21, 2008 · N648UA · Boeing 767322SDR CA081003002Wire Harness · damaged(CAN) FADEC WIRING HARNESS DAMAGED (WHICH REQUIRED REPLACEMENT) DUE TO THE LOWER SEAL ON THE PYLON PRE-COOLER LEAKING (NO LEAK/HEAT DETECTION IN THIS AREA). ATTACHED ARE PICTURES. BELOW ARE THE FIN`S AFFECTED WITH TIMES AND CYCLES. ACFT INDUCTED FOR THE FREEZEOct 1, 2008 · Emb ERJ170200SUSDR USAABB08125Connector · damagedPHL FLT 1209 PHL TO SXM - DURING TAKEOFF ROLL, TNE NR 2 ENG WOULD NOT DEVELOP TAKEOFF POWER. THE CREW ABORTED THE TAKEOFF AT 60 KNOTS AND RETURNED TO THE GATE. MAINTENANCE REPAIRED THE CONNECTOR ON THE FUEL FLOW GOVERNOR SOLENOID. OPERATIONALLY CHECKS OK. Aug 2, 2008 · N206UW · Boeing 7572B7SDR SWAA083281Connector · corrodedINFLIGHT SHUTDOWN/DECLARED EMERGENCY/DIVERSION. NR 1 ENGINE FAILED AT FL 350, EGT FLUCTUATED. RESTARTED ENGINE AT FL 200. INSPECTED ENGINE FOUND CORRODED CONNECTOR ON CROSSFEED VALVE. REMOVED AND REPLACED VALVE PER MM.Jun 14, 2008 · N637SW · Boeing 7373H4SDR 2008UALA03319Wire Harness · shortedRECEIVED "L ENG SECONDARY CONTROL" EICAS STATUS MSG. WIRING HARNESS D42048 HAS SHORTED. REPAIRED HARNESS D42048, ALL CONT CHECKS ARE GOOD, ITEM HAS NOT REPEATED.Jun 10, 2008 · N589UA · Boeing 757222SDR UALA2008111302048Connector · dirtyCREW REPORT: LEFT ENGINE FUEL FILTER LIGHT ON MOMENTARILY IN DESCENT. RECEIVED STATUS LIGHT, CLEARED IT. FOUND CONNECTOR D10996 DIRTY. CLEANED CONNECTOR & RAN ENGINE - OK.Apr 8, 2008 · N667UA · Boeing 767322
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