JASC 7250
Service difficulty reports · 3,624
Reports filed under 7250 · Turbine 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 = '7250' 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 = '7250' 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 ASAA2019013028023Turbine Blades · burnedWHILE ACCOMPLISHED TASK CARD ON NR 2 ENG. FOUND TRAILING EDGE OF THE HPT BLADES BURNING ( 8 BLADES). GROUNDED - YES. REMOVE AND REPLACE ENGINE NR 2.SDR ASAA2019013027985Frame · crackedNR 1 ENG REAR TURBINE FRAME FLANGE ASSY IS CRACKED AT APPROX 4 HOLES ON THE INTERMEDIATE FLANGE BOLT CIRCLE. GROUNDED - YES. REPLACED NR 1 ENG. FLANGE ASSY PER AMM 72-56-00-400 STEP 3 F (2) & (3). PLUG ASSY REMOVED FOR ACCESS, REINSTALLED PER MM 78-11-02-400.SDR HEER20190111515Bearing · spalledENGINE REMOVED 12-25-18 DUE TO METAL IN OIL. DETERMINED CAUSE TO BE TURBINE NR 5 BEARING SPALLING. INSTALLED NEW BEARING. PART WILL BE RETURNED FOR EVALUATION ON SHIPPING NUMBER 4904011120191.SDR ASAA2018122497498Flange · cracked#1 ENG REAR TURBINE FLANGE ASSY IS CRACKED AT ALL INTERMEDIATE HOLE LOCATIONS. GROUNDED - YES. REMOVED AND REPLACED #1 ENG REAR TURBINE FLANGE ASSY REF. B737-900 AMM 72-56-00-401. THIS CLEARS MCT DEFERRAL.SDR QEMY201812140001Disk · crackedAT THE FPI & INSPECTION PROCESS THE LPT STAGE 6 DISK HAS BEEN FOUND CRACKED AND HAS TO BE REMOVED FROM SERVICE EARLY. PART IS AN LLP. CUSTOMER AND OEM NOTIFIED, AWAITING CONFIRMATION FOR RETURN FOR INVESTIGATION.SDR QEMY201812070001Disk · damagedDETAILS FROM INTERNAL SIGNIFICANT DEFECT REPORT FORM - REQUEST #187691837.
FMS WAS FOUND TO HAVE IMPACT DAMAGE POST STRIP. MULTIPLE DENTS WERE SEEN TO THE PAINTED SURFACE OF THE CONE BODY AND PARENT MATERIAL COULD BE SEEN, THE NO 4 BRG AIR SEALS HAD SIMILARSDR KY7A20181204001Turbine Wheel · failedPILOT REPORTED LOUD BANG IN FLIGHT FOLLOWED BY ACTIVATION OF NTS SYSTEM; PILOT SECURED ENGINE AND LANDED. ENGINE REMOVED/REPLACED IN THE FIELD AND TRANSPORTED TO MAIN MX BASE FOR TEARDOWN. MX PERSONNEL FOUND DURING TEARDOWN THAT SEVERAL BLADES ON THE 1ST HPT WSDR JYDR20181130332Blades · brokenTHIS IS A PRELIMINARY REPORT TO MEET REPORTING REQUIREMENTS. THE ENGINE IS CURRENTLY BEING SHIPPED TO THIS REPAIR STATION FROM CANADA. MORE INFORMATION WILL BE PROVIDED AFTER TEAR DOWN. PILOTS REPORTED VISUAL LOSS OF OIL ON AIRCRAFT RIGHT HAND LANDING GEAR LEGSDR Y2PA2018112170040Blade · failedCREW REPORTED – AT 34,000 FT LEFT ENGINE EXPERIENCED A LOUD BANG, LOST THRUST, EPR=1.2, EGT=695°, N1=70% AND DEVELOPED A LOUD WHIRRING SOUND. DECLARED EMERGENCY, SOUND AS THOUGH ENGINE WAS OVERSPEEDING. WAS ABLE TO USE ENGINE TO LANDING @ KONT, WITHOUT INCIDESDR N6WA20181109601Disk · crackedWAS INITIALLY WRITTEN UP FOR N1 VIBES AND LATER FOUND OIL POOLING IN THE FAN CASE. DURING LTP DISMANTLE FOR REPAIR FOUND A CRACKED STAGE 5 DISK AT THE FORWARD FLANGE. THIS CRACK ENCOMPASSES MORE THAN 180 DEGREES OF THE FORWARD FLANGESDR ASAA2018110856740Nozzle · burnedWHILE ACCOMPLISHING TASK CARD 78477022, FOUND #1 ENG S/N 894763. 3 LPT NOZZLES TOTAL AT 4 O CLOCK, 7 O CLOCK, AND 10 O CLOCK POSITION WITH BURN MARKS AND MISSING MATERIAL. GROUNDED - YES. ON DEFERRAL.SDR QEMY201811050001Turbine Wheel · crackedDURING AN INCOMING INSPECTION, THE LP TURBINE STAGE 2 DISC WAS FOUND WITH SEVERAL FIRTREE CRACKING FAR IN EXCESS OF 72-51-61 REP 041/ DRESSING OF CRACKS IN FIRTREES LIMITS OF 0.250". SINGLE CRACK AND 2.5" CUMULATIVE
CRACKING. ACTUAL SINGLE CRACKS UP TO 1 INSDR ASAA2018102726662Flange · dentedNR 2 ENGINE EXHAUST FLANGE HAS 3 DENTS/CREASES PROTRUDING OUTWARD FROM FLAME ARRESTOR. GROUNDED - YES. REMOVED AND REPLACED NR 2 ENG EXHAUST FLANGE ASSY REF AMM 72-56-00-400-801 AND AMM 78-11-02-400-801-F00.SDR ASAA2018101226470Flange · dentedREF T/C 78472000 ON ENG NR 1 FOUND FLANGE ASSEMBLY HAS A DENT. AMM 72-56-00-000-802 FIG 401, NR 1. GROUNDED - YES. REMOVED #1 ENG PRIMARY NOZZLE, PLUG ASSY, FLAME ARRESTOR & FLANGE REF B737-800 AMM 78-11-01, 78-11-02, 72-56-00. REPLACED FLANGE WITH NEW & REINSSDR ASAA2018100726418Flange · dentedNR 1 ENGINE EXHAUST TURBINE FLANGE HAS APPEARANCE OF DENT & POSSIBLE DAMAGE. GROUNDED - YES. NR 1 ENGINE TRF FLANGE DENT UNSERVICEABLE. REMOVED AND REPLACED TRF FLANGE REF AMM 72-56-00-400-801-F00 F2 AND 3 G1 AND 2.SDR ASAA2018100526361Turbine Blades · damagedREF. T/C 78472002 NR 2 ENGINE (SDI) HPT BLADES ESN 894103 SUBTASK 72-00-00-210-053-F00,STEP (1) (J) MORE THAN 10 BLADES HAVE BURNING OR MELTING TRAILING EDGES ON AREA "B". GROUNDED - YES. REPLACED NR 2 ENGINE.SDR DALA2018092405719Turbine · damagedTHE FLIGHT CREW PERFORMED AIR TURN BACK AFTER THE NR 1 ENGINE STALLED, ROLLED BACK, AND THEN DID NOT HAVE ANY THROTTLE RESPONSE. THE NR 1 ENGINE WAS SHUT DOWN BY FLIGHT CREW. MAINTENANCE FOUND TURBINE DAMAGE AND THE NR 1 ENGINE WAS REPLACED.SDR ASAA2018091726159Guide Vane · damagedWHILE ACCOMPLISHING T/C 78472022 NR 1 ENGINE FOUND 1 STAGE 1 LPT NGV BURNED WITH MISSING MATERIAL. BLADE LOCATED APPROX AT 12:00 POSITION 1. ALSO FOUND 4TH STAGE 1 LPT NGV CRACKED APPROX 3/4 WAY THROUGH ALL ON DIFFERENT SEGMENTS APPROX 12:00 TO 3: 00 POSITION.SDR K11A2018091373401Turbine Blades · damagedON PRE-FLIGHT FOUND DAMAGE TO NR 2 ENGINE TURBINE BLADE. R&R NR 2 ENGINE IAW AMM 71-00-00.SDR DALA2018081004977Turbine · damagedPERFORMED AN AIR TURN BACK DUE TO A RIGHT ENGINE COMPRESSOR STALL. THE ENGINE WAS AT IDLE AT TOUCH DOWN. MAINTENANCE REPORTED TURBINE DAMAGE AND THE ENGINE WAS REPLACED.SDR SWAA2018071823618Guide Vane · crackedNR 1 ENG LPT GUIDE VANE SECTION CRACKED. R&R NR 1 ENG PER MM.SDR DALA2018071604491Turbine · damagedTHE CREW RETURNED THE AIRCRAFT TO ATL AFTER EXPERIENCING A COMPRESSOR STALL IN THE NR 1 ENGINE DURING CLIMB. THE ENGINE WAS KEPT RUNNING AT IDLE AND THE QRH WAS COMPLIED WITH. STATION CFR SAW FLAMES (IN THE ENGINE ONLY) SO THE FLIGHT CREW PULLED THE FIRE HANDLSDR NI6R2018071600049Pickup · brokenDURING CLIMB, CREW NOTED THE NR 1 ENGINE INDICATED EXCESSIVE VIBRATION. SECURED THE NR 1 ENGINE AND RETURNED TO AIRPORT. INITIAL INSPECTION FOUND THE OVERSPEED PICKUP RING HAD FAILED.SDR 8MHR201807130001Turbine Wheel · crackedCRACKED TURBINE WHEEL, IN AREA SDJACENT TO THE CURVIC COUPLING.SDR DALA2018070904429Blade · damagedDURING BORESCOPE INSPECTION OF ESN 16445, FOUND ONE 3RD STAGE LPT BLADE WITH SULFIDATION, APPARENT LOSS OF MATERIAL AND CORROSION GROWTH THROUGH THE BLADE. PER AMM 72-00-00-803-POO. THIS CONDITION REQUIRES THE ENGINE TO BE CHANGED. THE NR 1 ENGINE S/N 16445 HASDR ASAA2018070225267Blade · crackedPER TSR 701960 STEP 2 NGV INSPECTION AT 1 O'CLOCK POSITION FOUND AXIAL CRACK LE TO TE 1 AIRFOIL AT NR 1 ENGINE. GROUNDED - YES. ON DEFERRAL.SDR DALA2018062204170Turbine · damagedDIVERTED TO TLH DUE TO LEFT ENGINE COMPRESSOR STALL. THE ENGINE WAS SHUTDOWN. MAINTENANCE FOUND TURBINE DAMAGE AND THE LEFT ENGINE WAS REPLACED.SDR CA180530009Blade · distressed(CAN) ENGINE WAS RECEIVED FOR INVESTIGATION AND REPAIR DUE AFTER THE OPERATOR REPORTED HP BLADE DISTRESS. SEE ATTACHED REPORT. (TC# 20180530009)SDR 2018FA0000420Turbine Blades · fracturedA. AT END OF A 3 HOUR MISSION, AT 5000 FEET MSL, AIRCREW REPORTED A LOUD BANG FROM THE RIGHT ENGINE, FOLLOWED BY SUDDEN NOSE RIGHT YAW AND AIRFAME VIBRATIONS. AIRCREW NOTED SMOKE COMING FROM THE RIGHT ENGINE. RIGHT ENGINE SECURED. AIRCREW DECLARED THE EMERGENCSDR ASAA2018040524165Flange · crackedNR 1 ENGINE REAR FLANGE ASSY CRACKED AT THE INTERMEDIATE BOLT. ACFT GROUNDED. REMOVED AND REPLACED THE NR 1 ENGINE REAR FLANGE ASSY IAW AMM 72-56-00. SECURED.SDR QMLA2018040518041Bearing · failedDURING DESCENT, AROUND 6500 FEET MSL, RECEIVED AN ENGINE CHIP LIGHT. NOTIFIED APPROACH CONTROL. HEARD A POP FOLLOWED BY A DECREASE ENGINE SOUND, RAPID DESCENT AND LOW ROTOR HORN. LOWERED COLLECTIVE AND CAME MORE AFT CYCLIC AND ENTERED AN AUTO ASSUMING ENGINSDR HEER20170207016Bearing · spalledTHE NR 5 BEARING EXHIBITED SPALLING ON THE OUTER RACE SPLIT. INSTALLED A NEW NR 5 BEARING.SDR ASAA2018020523418Flange · crackedNR 1 ENGINE TURBINE FRAME FLANGE ASSY HAS CRACKS. ACFT GROUNDED. REMOVED THE NR 1 ENGINE PRIMARY PLUG ASSY IAW AMM 78-11-02-000-801-F00. REMOVED AND REPLACED TURBINE REAR FRAME FLANGE ASSY IAW AMM 72-56-00-000-802-F00, STEPS 2F, 1 AND 4, 72-56-00-400-801-FSDR ASAA2020021143142Vane · crackedREPEAT BOROSCOPE INSPECTION ON #1 ENGINE WITH ONE LPT STAGE 1 NOZZLE VANE WITH FULL CRACK AND MISSING MATERIAL LESS THAN .039 SQ IN AT 3 O'CLOCK ALF PER B737-800 AMM 72-00-00-200-811-F00 FOUND RADIAL CRACKS FROM HOLE HAS PROGRESS, BUT REMAINS IN LIMITS. BURNEDSDR J7SA20180111001Bearing · failedVIBRATION FELT FOLLOWED BY R ENGINE VIBRATION CAS MESSAGE WHILE IN DESCENT. EXCESSIVE VIBRATION CONTINUED. PRECAUTIONARY SHUTDOWN OF RIGHT ENGINE IN FLIGHT. EMERGENCY DECLARED, LANDED WITHOUT INCIDENT. COMPLETED REPLACEMENT OF NR 2 ENGINE WITH A SERVICEABLESDR J7SA20180109001Bearing · failedAFTER TAKE OFF, RECEIVED AN AMBER LT ENGINE VIBRATION CAS MESSAGE. FOLLOWED BY CYAN LT ENGINE OIL BYPASS MESSAGE. AMBER VIBRATION MESSAGE WENT OUT AFTER REDUCING ENGINE POWER AND RETURNED AFTER LANDING, CYAN MESSAGE STAYED ON. R & R THE NR 4 CARBON SEAL, SDR DALA2018011500286Blade · crackedWHILE PERFORMING BOROSCOPE INSPECTION OF THE SECOND STAGE NR 1 ENG HPT BLADES, FOUND LEADING EDGE DENTED IN AREA B WITH AXIAL CRACK APPROX .223 INCH IN LENGTH ON CONCAVE SIDE & INTERSECTING RADIAL CRACKS ON CONVEX SIDE .564 INCH. REPLACED THE NUMBER 1 ENGINESDR ASAA2017122923055Cover · leakingTWO FOOT FLAME REPORTED OUT OF THE NR 1 ENGINE NOZZLE ON SPOOL UP AT 40%, WENT AWAY AT TOGA. TOWER REPORTED FLAME, ABORT WAS ACCOMPLISHED AT 40KTS, THE ENGINE HAS BEEN RUNNING FOR 5 OR MORE MINUTES, NO FLIGHT DECK INDICATIONS. ACFT GROUNDED. ACCOMPLISHEDSDR AALA201712279017Unknown · fodAIRCRAFT WAS NOT GROUNDED. THE LEFT HAND ENGINE NR 1 WHEN VIEWED FROM BEHIND APPEARS TO HAVE FOREIGN MATTER OR RUBBER STRIP PROTRUDING FROM 4:00 POSITION FROM ENGINE CORE. REMOVED PIECE OF PLASTIC DEBRIS FROM 4:00 POSITION. VISUALLY INSPECTED RIGHT SIDE ENGINESDR ASAA2017121322890Flange · cracked#2 ENG REAR TURBINE FLANGE ASSY IS CRACKED @ 12, 1, 3, 4 & 7 O'CLOCK INTERMEDIATE FLANGE HOLES. GROUNDED - YES. ON DEFERRAL.SDR ASAA2017121322889Flange · cracked#1 ENG REAR TURBINE FLANGE ASSY IS CRACKED @ 12, 1 & 3 O'CLOCK INTERMEDIATE FLANGE HOLES. GROUNDED - YES. REMOVED AND REPLACED #1 ENG. REAR TURBINE FLANGE ASSY. SECURED. REF B737-800 AMM 78-11-02 AND 72-56-00.SDR HEER20171205885Bearing · damagedENGINE REMOVED 11-5-17 FOR TURBINE OVERHAUL. #5 BEARING EXHIBITS BANDING ON BALL. REPLACED #5 BEARING.SDR AALA201711239001Turbine · damagedEMERGENCY DECLARED. FLIGHT RETURNED TO DEPARTURE, DURING CLIMB OUT AT APPROXIMATELY 16,000 FT, THE RIGHT ENGINE WAS SHUTDOWN. LANDING WAS UNEVENTFUL. MAINTENANCE NOTES MOST OF DAMAGE IS IN THE TURBINE SECTION WITH NO VISIBLE DAMAGE TO THE FAN, THE FAN WASSDR ASAA2017110222440Bolt · looseNR 2 ENGINE TURBINE REAR FRAME FLANGE, LOWER ASSY HAS ONE BOLT MIGRATING OUT OF THE HOLE. APPEARS TO HAVE DAMAGED THE HOLE IN FLANGE COVER. ACFT GROUNDED. REINSTALLED AND TORQUE BOLT ON THE NR 2 ENGINE TURBINE REAR FRAME FLANGE COVER ASSY. NO DAMAGE NOTED SDR SIMA20171008002Rotor · shearedWHILE ACCOMPLISHING W/C 72-009 PG 5, BORESCOPE PROCEDURES, FOUND ONE STAGE 1 HP TURBINE ROTOR BLADE SHEARED. REMOVED AND REPLACED THE LT ENGINE IAW WORK CARDS 71-001 AND 71-002. OPS CHECKED GOOD. NO LEAKS NOTED.SDR HEER20170922711Bearing · spalledNR 5 BEARING EXHIBITED SPALLING ON OUTER RACE AT SPLIT. REPLACED WITH A NEW NR 5 BEARING.SDR HEER20170828564Bearing Race · spalledENGINE REMOVED FOR NR 5 BEARING UPGRADE. FOUND SPALLING ON THE BEARING OUTER RACE AT SPLIT.SDR 2019FA0000006Disk · fracturedTHE FLEET REPORTED DISCREPANCY WAS CONFIRMED. THE LOUD BANG HEARD BY THE PILOT WAS THE CATASTROPHIC FAILURE OF THE CT DISK ASSEMBLY BROUGHT ON BY THE FAILURE OF ALL 58 CT BLADE. ALL 58 BLADES APPEAR TO HAVE FAILED DUE TO OVERLOAD, NO EVIDENCE FOR PROGRESSIVESDR HEER20170726413Bearing · spalledENGINE REMOVED 6-10-17 FOR A NR 5 BEARING UPGRADE. THE NR 5 BEARING EXHIBITED SPALLING ON OUTER RACE AT SPLIT. REPLACED WITH A NEW BEARING.SDR ASAA2017072521461Guide Vane · crackedWHILE ACCOMPLISHING HPT BLADE BOROSCOPE IAW T/C 78472022 ON THE NR 2 ENGINE, FOUND 2 LPT STAGE 1 NOZZLE GUIDE VANES WITH AN AXIAL CRACK .075 INCH, 14 VANE SEGMENTS IN FROM S17, VIEWING CONCAVE SIDE OF LPT VANES. ACFT GROUNDED.
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