Pratt & Whitney JFTD12A-4A
Service difficulty reports · 108
Newest first. General aviation reporting is voluntary.
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 engine_model_key = 'JFTD12A4A' 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 engine_model_key = 'JFTD12A4A' 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 20000425SH031Nut · looseUPON BORESCOPE OF FUEL CONTROL SHUT OFF MECHANISM, NOTED CLEVIS LANYARD THROUGH-BOLT HAD BACKED OFF FROM CLEVIS ON END OF BOLT. (THROUGH-BOLT LOOSE). NUT HAD BACKED OFF. (X)SDR CA991208075Valve · worn(CAN) ENGINE EXPERIENCED A SOFT STALL; POWER LOSS AND AN INCREASE IN ITT. THIS IS DUE TO AN OVERFUEL OR INADEQUATE AIR CONDITION IN THE COMBUSTOR. CORRECTIVE ACTIONS WERE DEVELOPED BY AIR CRANE AND P&W. HPX FUEL PUMP GEAR DESIGN CHANGE ELIMINATING THE MATESDR CA991208074Blade · broken(CAN) OPERATOR HAS IMPOSED A LIMIT OF 36 GRAMS MINIMUM WEIGHT ON ALL THE BLADES AT INSTALLATION. A PERIODIC STRUM CHECK IS ALSO IMPOSED.SDR 99ZZZX1679Blade · damagedDURING DAILY INSPECTION, THE POSSIBILITY OF A TABLOCK FAILURE WAS INVESTIGATED USING A 'BRIGHT LIGHT'. THE ENGINE WAS REMOVED AND SENT TO EAC WHERE A BORESCOPE INSPECTION WAS PERFORMED. DURING THE INSPECTION, ONE 3RD STAGE BLADE TABLOCK WAS FOUND MISSING. TSDR 98ZZZX3342Bearing · damagedBEARING REMOVED FROM AN ENGINE DURING REPAIR WITH A TOTAL BEARING TIME OF 1,449.4 HOURS WITH NO PREVIOUS OVERHAULS. NO OTHER BEARING IN THE ENGINE WAS DISCREPANT. DURING OVERHAUL, THE BEARING WAS INSPECTED AND ONE UNUSUAL CONDITION WAS FOUND: THE BALLS EXHISDR 970401Tab Lock · missingTAB LOCK FOUND MISSING WHEN ENGINE DISASSEMBLED. NO CONTACT NOTED BETWEEN BLADE AND 3RD STAGE STATOR. BROKEN PIECES OF THE TAB LOCK CONTACTED BLADES AND STATORS AFT OF THE 3RD STAGE CAUSING IMPACT DAMAGE. ENGINE WAS LAST OVERHAULED BY PRATT AND WHITNEY. (XSDR 96ZZZX5194Tablock · missingTABLOCK FOUND MISSING AT POST-FLIGHT INSPECTION ON 7-4-96 DUE TO NOISE FROM STATOR RUBBING. LAST OVERHAUL PERFORMED BY SABRELINER. WHEN INSPECTING COMPRESSOR THROUGH INLET, CONTACT OF 3RD STAGE BLADE NOTED ON FACE OF 4TH STAGE STATOR NEAR CENTERLINE OF ENGINSDR 96ZZZX5181Tablock · missingTABLOCK MISSING AT POST-FLT INSP ON 3-29-96. LAST O/H PERFORMED BY EAC ON 3-23-95. WHEN INSP COMP THRU INLET, CONTACT OF 3RD STG BLD NOTED ON FACE OF 4TH STG STATOR NEAR CENTERLINE OF ENG (ROOT END OF BLD). BLD MOVED AFT CONTACTING FRONT OF STATOR DUE TO TA
Back to Pratt & Whitney JFTD12A-4A