JASC 7240

Service difficulty reports · 509

Reports filed under 7240 · Turbine Engine Combustion Section, 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 = '7240'
  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 HEEA967647Liner · defectiveENGINE REMOVED DUE TO TURBINE OVERHAUL. TURBINE DISASSEMBLED DUE TO LOW POWER ON TEST CELL (-1.1). TURBINE PRODUCED (+3.2) POWER WITH OVERHAULED REPLACEMENT COMB LINER. REPLACED DISCREPANT PART.Aug 13, 1996 · N7136J · Bolkms BO105SSDR HEEA967643Liner · defectiveCOMBUSTION LINER REMOVED FROM TURBINE DUE TO -2 LOW POWER ON TEST CELL. TURBINE PRODUCED +1.6 WITH OH REPLACEMENT LINER. REPLACED DISCREPANT PART.Aug 13, 1996 · N8588X · Bell 206L3SDR AU961175Atomizer · holed(AUS) NO3 ENGINE COMBUSTION CHAMBER NO4 ATOMISER HOLED - FOUND DURING BORESCOPE INSPECTION IAW PWJ-72-40-72Aug 10, 1996 · Boeing 727277SDR Y2PA96053Burner Can · crackedYIP - FLT 17790 - NR 2 ENGINE TAKES 5 SECONDS LONGER THAN NR 1 ENGINE TO SPOOL UP AND RUNS 50 DEGREES HOTTER THAN NR 1 ENGINE. ALL READINGS WITHIN LIMITS; HOWEVER, ENGINE CONDITION MONITORING SHOW ERRATIC EGT INDICATIONS. PERFORMED BORESCOPE INSPECTION OF NRJul 31, 1996 · N196US · Doug DC915FSDR 96ZZZX5502Combustion Case · crackedENGINE COMBUSTION CASE CRACKED AT 'ARMPIT' THROUGH WIRE MESH REINFORCEMENT. ENGINE SHOWED A CONTINUING TREND OF LOW POWER. REPLACED CASE.Jul 5, 1996 · N493HL · Bolkms BO105CBSSDR AU960960Liner · failed(AUS) ENGINE COMBUSTION LINER FAILED - SPACER CLIPS (6OFF) PNO 23003111SEPARATED FROM LINER PRIMARY SECTION PNO 23004562 AT THE VACUUM BRAZED JOINT ALLOWING THE WATER SHIELD TO SEPARATE FROM THE LINER AND AT LEAST ONE CLIP TO CONTACT THE TURBINE CAUSING FOD - Jun 26, 1996 · Snias AS350BSDR AU961098Combustor · cracked(AUS) ENGINE COMBUSTOR OUTER COWL CRACKED AND BROKENJun 22, 1996SDR HEEA967427Liner · mis mfgUPON ATTEMPTING ASSEMBLY FOUND THE IGNITER AND FUEL NOZZLE BORE DO NOT ALIGN WITH NUMEROUS COMB. CASES. REPLACED DISCREPANT PART.Jun 21, 1996 · Skrsky S76ASDR COMA9630129Hot Section · damagedRIGHT ENGINE ITT REACHED 931 DEGREES FOR APROXIMATELY 2 SECONDS DURING TAKEOFF. HOT SECTION INSPECTION AND REPAIR. TIME SINCE LAST HOT SECTION INSP - 3289 HOURS.Jun 19, 1996 · N356CA · Saab SF340ASDR AU960835Liner · failed(AUS) ENGINE COMBUSTION ASSEMBLY AIR SURROUND TO COMBUSTION LINER ATTACHMENT SADDLES (3OFF) FAILED AT WELDS - SADDLES WERE INGESTEDTHROUGH THE ENGINEJun 6, 1996 · Snias AS350BSDR CA960619030Combustion Can · cracked(CAN) A CRACK OVER 2" WAS FOUND WHILE TROUBLESHOOTING FOR LOW POWER. CRACK WAS IN THE AREA OF THE FUEL NOZZLE/IGNITOR PORTS. CRACK DID NOT OCCUR ON A WELD LINE. APPEARED TO BE CAUSED BY VIBRATION.Jun 2, 1996 · Bell 206BSDR HEEA967286Combustion Liner · crackedENGINE REMOVED DUE TO LOW POWER. UPON INSPECTION OF TURBINE PARTS NOTED THE FOLLOWING: CRACKED BEYOND SERVICEABLE LIMITS ON COMBUSTION LINER I.D. IN DOUBLE LIP AREA. REPLACED DISCREPANT PART.May 30, 1996 · N16938 · Bell 206L1SDR CA960521001Inner Ring · cracked(CAN) ONE MINUTE AFTER TAKEOFF, THE LEFT ENGINE WAS SHUT DOWN AND AUTO FEATHERED. THE DISASSEMBLY AND EXAMINATION OF THE ENGINE REVEALED THE REAR TURBINE CARRIER CRACKED, ALL FIRST STAGE TURBINE BLADES BROKEN. COMBUSTION CHAMBER INNER RING CRACKED 350 DEGREES.May 9, 1996 · Swrngn SA226TCSDR AU960744Liner · damaged(AUS) NO1 ENGINE COMBUSTION LINER HEAD DAMAGE EXCEEDED MAINTENANCE MANUAL LIMITS - FOUND DURING BOROSCOPE INSPECTION IAW AD/RB211/19AMDT1 AND ROLLS ROYCE SERVICE BULLETIN RB211-72-B482May 9, 1996SDR AU960624Liner · failed(AUS) ENGINE COMBUSTION LINER HEAD SECTION BREAKING UP - FOUND DURING BORESCOPE INSPECTION IAW AD/RB211/19A1 AND ROLLS ROYCE SERVICE BULLETIN RB211-72-B482May 9, 1996SDR CA970305001Combustion Case · liberated(CAN) THE ENGINE WAS REMOVED AND SENT FOR INVESTIGATION DUE TO HIGH EGT AND TREND ANALYSIS THAT INDICATED HOT SECTION DISTRESS. INVESTIGATION FOUND THE INNER COMBUSTION CASE HAD LIBERATED FROM THE FORWARD FLANGE. IT APPEARED TO SUFFER FROM METAL FATIGUE. ALL TApr 29, 1996 · Boeing 72725CSDR HEEA966984Combustion Liner · defectiveUPON ATTEMPTING ASSEMBLY FOUND THE IGNITOR AND FUEL NOZZLE BORE DO NOT ALIGN WITH NUMEROUS COMBUSTION CASES.Apr 10, 1996SDR 96ZZZX2228Retainer · failedPILOTS NOTICED ABNORMAL VIBRATION ON LT ENGINE OVER THE NORTH ATLANTIC. UNSCHEDULED LANDING. GE WAS CONTACTED AND ENGINE WAS REPLACED. ON TEAR-DOWN, NR 5 BEARING RETAINER LOCK PIN FOUND TO HAVE BROKEN OFF ALLOWING BEARING TO SPIN IN ITS SEAT, SUBSEQUENTLY, Apr 3, 1996 · N826JP · Cndair CL6002B16SDR AU960327Plenum · cracked(AUS) RH ENGINE PLENUM CHAMBER CRACKED AROUND DRAIN FITTING TAKEOFF FLANGE - CRACK LENGTH 50.8MM (2IN) - RH ENGINE BLEED AIR TUBECHAFED AND LEAKING - PERSONNEL/MAINTENANCE ERRORMar 11, 1996 · Mtsbsi MU2B30SDR AU960354Liner · failed(AUS) ENGINE COMBUSTION LINER HEAD BREAKING UP IN AREA BETWEEN NO2 AND NO5 BLEED STRUTS - FOUND DURING BORESCOPE INSPECTION IAW AD/RB211/19 AMDT1 (ROLLS ROYCE SB RB211-72-B482)Mar 6, 1996SDR CA960502020Liner · distorted(CAN) DURING INSPECTION, FOUND DOME OF COMBUSTION LINER TO BE DISTORTED. COMBUSTION LINER REPLACED AND AIRCRAFT RETURNED TO SERVICE.Mar 4, 1996 · Bell 206BSDR AU960324Case · cracked(AUS) RH ENGINE GAS GENERATOR CASE CRACKED IN AREA AROUND THE UPPER ENGINE LORD MOUNT BRACKET ATTACHMENT RUNNING ALONG THE INNER EDGEOF THE WELD BEAD - CRACK LENGTH 25.4MM (1IN)Feb 9, 1996 · Emb EMB110P2SDR CA960312015Liner · cracked(CAN) CRACKS FOUND IN DOUBLER LIP AREA ON PREVIOUS REPAIR WELDS. UNIT REPLACED, AIRCRAFT RETURNED TO SERVICE.Jan 31, 1996 · Bell 206BSDR DL72L960246Comb Chamber · failedON TAKEOFF, THE NR 1 ENGINE SHUTDOWN WITH FIRE WARNING IND FOLLOWING. AFTER A/C RETURNED, MAINTENANCE FOUND THE NR 1 ENGINE HAD A UNCONTAINED FAILURE. ALSO, AFTER FURTHER INSPECTION A/C SUBSTAINED MORE DAMAGE TO THE TAIL, FUSELAGE AND S-DUCT DUE TO PARTS COMJan 30, 1996 · N513DA · Boeing 727232SDR AU960069Liner · cracked(AUS) LH ENGINE OUTER COMBUSTION LINER CONTAINED CRACKS IN THREE ADJACENT LOUVRES (NO7, NO8 AND NO9) IN THE 5 O'CLOCK POSITION -NO1 IGNITOR PLUG GUIDE MISSING - NO2 IGNITOR PLUG GUIDE CRACKED FOR 75% OF CIRCUMFERENCEJan 22, 1996SDR A6WR95058Combustion Case · flange crackedDURING SCHEDULED INSPECTION, FOUND BLEED AIR FLANGE AT 3 O'CLOCK POSITION ON COMBUSTION CASE CRACKED. REPAIRED IAW TEXTRON (ALLIED SIGNAL) ENGINE MM. (X)Jan 17, 1996 · N292UE · Bag BAE146200ASDR CA960115012Diffuser Pipes · cracked(CAN)DURING HOT SECTION INSPECTION FIVE (5) DIFFUSER PIPES WERE FOUND WITH MULTIPLE CRACKS IN EXCESS OF MAINTENANCE MANUAL LIMITS. TWO (2) OF THE TUBES WERE BROKEN OFF, THREE (3) HAVE EXTENSIVE CRACKS. ENGINE SENT FOR REPAIR.Jan 8, 1996 · Dhav DHC6300SDR 96ZZZX2191Combustion Case · crackedWHILE IN CRUISE, PILOT NOTED ENGINE TOT WAS AT 800 DEGREES CELSIUS. MECHANIC INSPECTED ENGINE ASSY FOR EXTERNAL DAMAGE NOTING THE COMBUSTION CASE, PN 6870892-J, SN 27892, WAS CRACKED AT ARMPIT REINFORCEMENT. DURING TEAR-DOWN INSPECTION, THE FOLLOWING ITEMS WJan 1, 1996 · N121NH · Bell 206LSDR 96ZZZX1167Combustion Liner · burnedWHILE REMOVING TURBINE, THE COMBUSTION LINER WAS FOUND BURNED, WARPED, AND CRACKED. PART REPLACED.Jan 1, 1996 · N5074R · Hughes 369DSDR 95ZZZX6472Combustion Liner · crackedCOMBUSTION LINER INSPECTION FOUND CRACK ON INSIDE OF DOUBLE LIP AT 8:00 POSITION ABOUT 2.5 INCHES LONG. LINER RETURNED FOR REPAIR ON ALLISON 250. REPORT NR R159723.Nov 10, 1995 · N4571V · Hughes 369DSDR 95ZZZX68831st Stage Nozzle · crackedDURING PRE-FLIGHT OF AIRCRAFT, FOUND BURNED AND CRACKED AIRFOIL VANES AND CRACKS IN OUTER BAND. PART IS SCRAPPED.Nov 9, 1995 · N2785R · Bolkms BO105SSDR ABXA9600661Hot Section · overheatedAT APPROXIMATELY 700 FEET, ENGINE OVERHEAT INDICATION. ENGINE WAS SECURED IAW EMERGENCY PROCEDURES AND RETURNED TO ROA. PERFORMED HOT SECTION INSPECTION IAW ABX TASK NR 03720.Nov 5, 1995 · N914AX · Nihon YS11SDR CA951116016Comb Chamber · cracked(CAN)DURING A ROUTINE 'A' CHECK, MAINTENANCE PERSONNEL FOUND THE LEFT HAND ENGINE COMBUSTION CHAMBER CRACKED WHICH WAS 1 3/4" LONG IN THE AREA OF THE WELD FOR THE PLENUM DRAIN VALVE BOSS. RECTIFICATION INV OLVED REPLACING THE ENGINE FOR REPAIR.Oct 19, 1995 · Swrngn SA227ACSDR 95ZZZX6198Combustion Case · crackedINVESTIGATION FOR LOSS OF POWER AND HIGH T.O.T., FOUND COMBUSTION CASE CRACKED.Oct 5, 1995 · N781LL · Bell 206LSDR 95ZZZX6042Rivet · shearedDURING A HOT SECTION INSPECTION, RIVETS IN THE SUPPORT RING THAT HOLD THE DEFLECTOR SEGMENTS WERE FOUND MISSING. PIECES OF THE MISSING RIVETS WERE FOUND THROUGHOUT THE AFT END OF THE ENGINE. THE HIGH PRESSURE TURBINE BLADE TIPS WERE FOUND DAMAGED DUE TO THE Oct 3, 1995 · N88GJ · Cessna 500CESSNASDR HEEA955743Housing · mis mfgGP SHROUD PILOT WAS MACHINED BELOW SPECS.Sep 13, 1995 · Bolkms BK117B1SDR 95ZZZM736Outlet Duct · crackedNR 1 ENGINE FAILED, NR 9 COMBUSTION CAN INSPECTED. INNER OUTLET DUCT AFT OF NR 9 COMBUSTION CAN CRACKED BEYOND LIMITS OF MM 72-44 PAGE 201 TO 206. REMOVED AND REPLACED NR 1 ENGINE IAW J771-00-01. LEAK AND OPS CHECKS GOOD. ENGINE LAST SHOP VISIT, 10875 HOURSep 13, 1995 · N772AT · Boeing 727227SDR 96ZZZX509Seal Ring · wornSEAL RING WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH 2 EACH NEW UNITS, CORRECTED PROBLEM. ENGINE TOTAL CYCLES, 8,721.5.Aug 18, 1995 · N420MB · Bolkms BK117A3SDR 95ZZZX4610Comb Chamber · crackedINSPECTION FOUND COMBUSTION CHAMBER OUTER CASE REAR FLANGE CRACKED BETWEEN BOLT HOLES. REF AD 87-11-07 AND ASB5676. TC: 26,507.Aug 17, 1995 · Doug DC9*SDR CA960115013Diffuser Pipes · loose in case(CAN)DURING FIRST HOT SECTION INSPECTION AFTER OVERHAUL THREE (3) DIFFUSER PIPES WERE FOUND LOOSE DUE TO DEFECTIVE WELDS. ENGINE RETURNED FOR REPAIR.Jul 7, 1995 · Beech A100SDR P5CA9500667Turbine Case · crackedENGINE NR 2 S-FLANGE AT 2 O'CLOCK IS CRACKED IN TWO PLACES ONE ON THE OD AND ONE FROM RAIL TO CASE OF TURBINE. REPAIRED PER 72-53-01Jul 3, 1995 · N831FT · Boeing 747121SDR ABXA9500661Case · crackedDURING COMPLIANCE OF A. D. 87-11-7; A.S.B. 5676, REV. 6, FOUND THE NR 2 ENGINE COMBUSTION CHAMBER OUTER CASE CRACKED AT THE 11 O'CLOCK POSITION. REPLACED NR 2 ENGINE IAW ABX JOB CARD 7001.Jul 2, 1995 · N953AX · Doug DC941SDR IXXA199561Bearing · damagedEINN/DTW - IN CRUISE BETWEEN EINN AND DTW, THE NR 3 ENGINE OIL FILTER BYPASS LIGHT ILLUMINATED WITH NORMAL PRESSURE, BUT OIL TEMP CLIMBED SOMEWHAT ABOVE THE NORMAL RANGE. WHEN THE THROTTLE WAS RETARDED, THE BYPASS LIGHT REMAINED ON, ENGINE WAS PRECAUTIONARILYJun 30, 1995 · N786AL · Doug DC863FSDR 95ZZZX3753Burner Liner · misinstalledWHEN BURNER CAN LINER WAS ASSEMBLED, THE LOWER SKIRT WAS TURNED 90 DEGREES WHICH MISPLACED TWO LARGE COOLING HOLES. THIS CAUSED THE ENGINE TO START SLOW (60 SECONDS), HANG AT 42 PERCENT, AND HAVE A DELAYED LIGHT OFF. THE PROBLEM ONLY SHOWED UP AFTER ABOUT 50Jun 22, 1995 · N455H · Bell 206BSDR ABXA9600358Drain Boss · crackedDURING COMPLIANCE OF AD 87-11-07; PRATT AND WHITNEY ASB 5676, FOUND THE NR 1 ENGINE AFT DRAIN BOSS HAD A CRACK INDICATION. REPLACED THE NR 1 ENGINE IAW ABX J7001 CARD. REPAIRED ENGINE IAW PRATT AND WHITNEY OVERHAUL MANUAL AND ABX GMM, CHAPTER 4.Jun 18, 1995 · N966AX · Doug DC941SDR PLGA613951JCooling Plate · crackedTHE ABOVE REFERENCED ENGINE WAS REMOVED FOR HOT SECTION DISTRESS. IN AN EFFORT TO LOCALLY REPAIR, THE HOT SECTION MODULE WAS REMOVED AND DURING DISASSEMBLY THE STG 2 FORWARD COOLING PLATE WAS FOUND WITH A CRACK RADIALLY THROUGH ID OUT TO THE OD. ADDITIONALLYJun 13, 1995 · N364BE · Saab 340BSDR 96ZZZX519Seal Ring · wornSEAL RING WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH 2 EACH NEW UNITS, CORRECTED PROBLEM. ENGINE TOTAL CYCLES, 6,224.8.Jun 13, 1995 · N527SF · Bolkms BK117A3SDR 95ZZZX3043Combustion Liner · misidentifiedPART WAS RECEIVED FROM I.T.S. AVIATION, INC., IDENTIFIED AS 3103775-01. PART IN REALITY IS AS 3108467-01 LINER WITH SB 3236R2 COMPLIED WITH. THE LINER ASSEMBLY WAS NOT REIDENTIFIED WHEN THE SB WAS COMPLETED. PART RETURNED TO VENDOR.May 23, 1995SDR USAA950462Comb Outer Case · crackedDURING ROUTINE SHOP INSPECTION, FOUND 1 INCH CRACK IN OUTER COMBUSTION CHAMBER CASE REAR FLANGE. REPLACED CASE. NOTE: CRACKED CASE SCRAPED. (X)May 11, 1995SDR 95ZZZX2804Combustion Case · crackedTHIS DEFECT WAS DISCOVERED AT 1750-HOUR OVERHAUL. OUTER COMBUSTION CASE WAS CRACKED IN ARMPIT UNDER THE SCREEN PATCH REINFORCEMENT AND EXTENDED ON SEAM AND INTO THE SEAM PERPENDICULAR TO THE FLANGE AND PARALLEL TO THE FLANGE. A CRACK SUCH AS THIS MAY CAUSE PMay 2, 1995 · N701AL · Skrsky S76
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