GE CF34 series
Service difficulty reports · 1,368
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 = 'CF34' 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 = 'CF34' 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 CA020307013Sensor · inoperative(CAN) IN CLIMB, AT FL310 (GOING TO FL390), FLT CREW NOTICED CABIN PRESSURE OF 7700 FT. BY LOOKING AT ECSP, THEY OBSERVED THAT 2 BLEED PRESSURE WERE AT ZERO & THAT BOTH PACKS OUTLINES WERE WHITE. NO MORE PRESSURIZATION & NO MESSAGES WERE POSTED. FLT CREW CARRISDR UWU2002F00001Rod · brokenMAIN ENTRANCE DOOR SUPPORT FOOT COLLAPSED. REPLACED MAIN DOOR ACTUATING ROD AND FOOT SUPPORT FOAM. OPS CHECKED MAIN DOOR NORMAL, NO FAULTS NOTED. NOTE: MAIN DOOR FOOT SUPPORT FOAM WAS MISSING CAUSING FOOT TO STICK IN POCKET, CAUSING ROD TO BREAK.SDR 01058621EngineDuring cruise of the flight from CHS to IAD, the crew reported that the #1 engine oil pressure dropped to zero. The crew performed QRH procedures to shut down the engine, and landed at IAD without incident. Maintenance personnel removed and replaced the #1 eSDR ASOA02156SBeam · crackedDURING (C) CHECK INSPECTION, WHILE COMPLYING WITH EO, VISUAL INSPECTION OF THE ENGINE SUPPORT BEAMS, BOTH SIDES WERE FOUND TO HAVE A CRACK. MAINTENANCE COMPLIED WITH EO TO SERVICE AS THE PERMANENT REPAIR FOR THE ENGINE SUPPORT BEAM CRACK.SDR CA020228020Indicator · malfunctioned(CAN) AFTER LANDING, GEAR SELECTED TO DOWN, ALL 3 GEAR GREEN ILLUMINATED BUT FLASHING LIGHT IN GEAR HANDLE REMAINED ON. CYCLED GEAR UP, NLG GREEN DOWNLOCK INDICATION AND HANDLE FLASHER REMAINED ON. NO NOSEGEAR DOOR LIGHTS ILLUMINATED, DID NOT HEAR SOUND OF NSDR SWIA200210680Battery · defectiveMAIN BATTERY CHARGER STATUS MESSAGE CAME ON AFTER TAKEOFF. RETURNED TO DFW. SWAPPED APU BATTERY CHARGER S/N 2248 AND MAIN BATTERY CHARGER S/N 1973 FOR TROUBLESHOOTING IAW MM 24-32-03. REMOVED AND REPLACED MAIN BATTERY IAW MM 24-32-01. OPS CHECK GOOD AT THISDR M02021Bulb · burned outDURING OVERNIGHT MAINTENANCE, IT WAS DISCOVERED THAT THE EXTERIOR NR 4 EMERGENCY EXIT LIGHT WAS INOPERATIVE. MECHANIC REPLACED THE BULB, OPS CHECK GOOD. THE AIRCRAFT WAS RETURNED TO SERVICE.SDR ASOA02069SSeal · wornDURING THE INITIAL APPROACH, THE CAPTAIN RECEIVED A (SMOKE TOILET) INDICATION. THE FLIGHT ATTENDANT VERIFIED SMOKE IN THE CABIN. AN EMERGENCY WAS DECLARED AND THE AIRCRAFT LANDED SAFELY. THE SMOKE HAD DISSIPATED AT TIME OF LANDING. THE TEAR DOWN REPORT OF SDR AEO2002F00000Shaft · brokenENGINE ARRIVED FOR REPAIR OF SEIZED ROTOR CONDITION. UPON DISASSEMBLY FOUND TURBINE ROTORSHAFT SEPARATED AT BASE OF TURBINE ROTOR. THIS IS THE SECOND INSTANCE OF THIS CONDITION FOUND AT THIS REPAIR STATION. THE FAILURE WAS CONTAINED.SDR ASOA02020Element · malfunctionedFLT 4579 - DURING CLIMB-OUT OF TOL, THE LEFT 14TH DUCT LIGHT ILLUMINATED ALONG WITH AN ASSOCIATED AURAL BLEED AIR DUCT MESSAGE. THESE WARNINGS LASTED 1-2 SECONDS AND THEN WENT AWAY BUT CONTINUED TO INTERMITTENTLY REAPPEAR. AFTER THE PILOT HAD TRIED TO RETARDSDR CA020110018Transformer · failed(CAN) DURING TAXI CHECK & UPON CHECKING THRUST REVERSER, PFD 1 & MFD 1 BLANKED OUT FOR 2 TO 3 SECONDS. STALL FAIL POSTED & FLAP HALFSPEED POSTED. RETURNED TO GATE. A/C POWERED DOWN & RESET PERFORMED. ALL MESSAGES DISAPPEARED. A/C RETURN TO SERVICE. AFTSDR SH52002F00000Sill · crackedDURING SCHEDULED INSPECTION FOUND LOWER WINDSHIELD SILL CRACKED (PRIMARY STRUCTURE) ON LEFT AND RIGHT SIDE OF COCKPIT. BOTH CRACKS ARE AT FS 235.0 WL 110.5 AND RUN ALONG THE BASE OF A WEB LEFT CRACK IS 1.5 INCHES LONG, RIGHT IS 1.0 INCH LONG. CRACKS IN THIS SDR SWIA200110365Proximity Switch · out of adjPAX DOOR OUTER HANDLE CAUTION - WOULD NOT GO OUT PER QRH PROCEDURE, DID EXTINGUISH ON DESCENT. RETURNED TO RNO. INSPECTED PASSENGER DOOR PER 52-70-04, CHECKS NORMAL. INSPECTED AND FOUND DOOR TO BE SECURE. PROBLEM IS INDICATION ONLY. ADJUSTED PASSENGER DOORSDR CA011113006Window · cracked(CAN) FLIGHT DECK RT SIDE WINDOW OUTER PLY CRACKED. AIRCRAFT FERRIED TO WHERE THE WINDOW WAS REPLACED.SDR CA011122005Transformer · faulty(CAN) DURING APPROACH , PFD 1 & MFD 1 BLANKED OFF TOGETHER 4 TO 5 TIMES. NO EICAS MESSAGE POSTED. FLIGHT DIRECTOR ENGAGED IN APP MODE. AUTOPILOT DID NOT DISENGAGE. RUNWAY IN SIGHT AND APPROACH CONTINUED VISUALLY. ON GROUND, ALL SYSTEM NORMAL. ON RETURN FLIGHT SDR MAS2001F00002Warning System · malfunctionedIN FLIGHT, THE CREW RECEIVED A PASSENGER DOOR OUTER HANDLE WARNING MESSAGE. THE AIRCRAFT DIVERTED, WHERE ON CALL MAINTENANCE INSPECTED AND CHECKED THE DOOR HANDLE MECHANISM. THEY OPERATED THE DOOR SEVERAL TIMES WITH NO WARNING MESSAGES AND THE AIRCRAFT RETURSDR M01111Lamp · inoperativeDURING A MAINTENANCE PERFORMANCE CHECK, THE CREW FOUND A EMERGENCY LIGHT INOPERATIVE. MAINTENANCE REPLACED THE LIGHT AND OPS CHECKED GOOD.SDR M01110Bulb · failedDURING SCHEDULED MAINTENANCE, THE CREW FOUND THE LEFT HAND WING EMERGENCY LIGHT INOPERATIVE. MAINTENANCE REPLACED THE BULB, OPS CHECKED GOOD AND THE AIRCRAFT RETURNED TO SERVICE.SDR MO1109Light · inoperativeDURING A ROUTINE SERVICE CHECK THE CREW FOUND A LEFT HAND PASSENGER DOOR EXTERIOR EMERGENCY LIGHT INOPERATIVE. MAINTENANCE REPLACED THE BULB, OPS CHECKED GOOD AND THE AIRCRAFT RETURNED TO SERVICE.SDR CA010912013Swivel Valve · seized(CAN) THE MAINTENANCE FOUND THE NL HYDRAULIC SWIVEL VALVE ANTI-ROTATION PIN SHEARED. THE SWIVEL VALVE P/N 53050-7, S/N MAL-0079, WAS REMOVED FROM AIRCRAFT 10008, IT WOULD APPEAR THAT THE VALVE WOULD HAVE SEIZED RESULTING IN THE LT ANTI-ROTATION PIN P/N 52119-1SDR CA010912014Handle · broken(CAN) THE RAMP PERSONNEL BROKE THE OUTER HANDLE OF THE SERVICE DOOR DURING NORMAL OPERATION. THE PERSON WORKING REPORTED THAT HE DID NOT USED ANY EXCESSIVE FORCE TO OPEN THE DOOR. THE MAINTENANCE REPLACED THE OUTER HANDLE ON THE SERVICE DOOR.SDR M01100Smoke Detector · malfunctionedIN FLIGHT, THE CARGO SMOKE DETECTOR WARNING CAME ON. THE PILOT DISCHARGED THE BOTTLES AND LANDED SAFELY, WITHOUT INCIDENT. MAINTENANCE INSPECTED THE COMPARTMENT AND FOUND NO EVIDENCE OF FIRE OR SMOKE.SDR M01094Light · inoperativeON PREFLIGHT, THE CREW NOTICED ONE CABIN CEILING EMERGENCY FLOOD LIGHT WAS INOPERATIVE. MAINTENANCE REMOVED AND REPLACED THE EMERGENCY FLOOD LIGHT.SDR M01093Light · inoperativeDURING ROUTINE MAINTENANCE, THE CREW FOUND THE FORWARD NR3 EMERGENCY LIGHT INOPERATIVE. MAINTENANCE REPLACED THE BULB AND OPS CHECKED GOOD.SDR M01092Bulb · failedDURING ROUTINE MAINTENANCE, THE CREW FOUND THE RIGHT HAND FORWARD NR 2 OVERWING EMERGENCY LIGHT INOPERATIVE. MAINTENANCE REPLACED THE LIGHT BULB AND OPS CHECKED GOOD.SDR M010195Light · inoperativeON A PREFLIGHT INSPECTION, THE CREW NOTED THAT THE NR1 AFT CABIN EMERGENCY LIGHT WAS OPERATIVE. THIS ITEM WAS DEFERRED PER MEL. ON 8/20, MAINTENANCE REMOVED AND REPLACED THE EMERGENCY LIGHT.SDR MJQ2001F00000Fitting · leakingFITTING DEVELOPED A CUT IN THE RUBBER ALLOWING FUEL TO LEAK INTO SHROUD, DRAINING OVERBOARD, THRU DRAIN.SDR MASA01084Spoiler · brokenRIGHT FLIGHT SPOILER DEPLOY IN FLIGHT. THE CREW WAS ABLE TO OVERCOME THE ACTION OF THE SPOILER AND CONTROL THE AIRCRAFT IN FLIGHT. THE SPOILER WOULD NOT RETRACT AND WHEN THE AIRCRAFT ARRIVED AT THE GATE THE SPOILER WAS STILL FULLLY DEPLOYED AND THE ATTACHMENSDR MAS2001F00000Lamp · burned outDURING PREFLIGHT THE CREW NOTICED 2 FORWARD CABIN OVERHEAD EMERGENCY LIGHTS INOPERATIVE. MECHANIC REPLACED THE BULB IN BOTH UNITS. OPS CHECK GOOD. THE AIRCRAFT WAS RETURNED TO SERVICE.SDR SH52001F00001Flap · failedDURING OPS CHECK OF FLAPS, A FLAP FAIL MESSAGE APPEARED ON THE EICAS. PHYSICAL INSPECTION FOUND RIGHT OUTBOARD FLAP IN 45 DEGREE DOWN POSITION AND OTHER FLAP SEGMENTS APPROACHING 30 DEGREES DETENT. INVESTIGATION FOUND RIGHT FLAP DRIVE NR 8 SWAGED END PULLED SDR SWIA972652Control Unit · failed''ANTI ICE DUCT'' MESSAGE INTERMITTANT IN FLIGHT. QRH PROCEDURE COMPLIED WITH. REMOVED PANELS, RAN ENGINES TO CHECK LEFT FUSELAGE DUCTING. NO LEAKS FOUND. INSPECTED SENSORS WITH NO PROBLEMS FOUND. REINSTALLED PANELS. REMOVED AND REPLACED LEFT BLEED AIR CONSDR SWIA972644Sensor · failedFLAPS FAIL IN FLIGHT WITH FLAPS UP. REMOVED AND REPLACED RIGHT BRAKE POSITION SENSING UNIT IAW 27-51-10. CHECKS GOOD. COMPLIED WITH AD 98-20-01. P/N: 855D100-9 S/N ON: 303B S/N OFF: 155BSDR SWIA972633Connector · damaged''FLUTTER DAMPER'' ADVISORY APPEARS INTERMITTANTLY INFLIGHT. INSPECTED CANNON PLUG, J1CR PIN 2 TO GROUND CHECK GOOD. CHECK PIN NR 1 ON J1CR TO PIN 19 ON CANNON PLUG P212 JB8 CHECK GOOD. PHYSICALLY CHECKED CANNON PLUG J1CR AND P212SDR SWIA972635Bleed Valve · failedWHEN CONDUCTING THE SINGLE PACK SWITCH OVER FROM THE APU TO THE RIGHT 10TH STAGE AS PER THE PROCEDURE IN THE MEL, THE RIGHT 10TH STAGE BLEED VALVE WOULD NOT OPEN. RETURNED TO THE FIELD DUE TO LEFT A/C PACK BEING DEFERRED. C/W OPS CHECK OF 10TH STAGE BLEED VALSDR SWIA972632Switch · failedSTAB TRIM CH NR 1 & 2 AND MACH TRIM ALL DISENGAGED SHORTLY AFTER TAKE OFF, RETURNED FOR LANDING. INSTALLED NEW STAB TRIM DISCONNECT SWITCH ON FIRST OFFICER'S SIDE. PN 996-0013. OPS CHECK GOOD, OK FOR CAT II OPERATIONS.SDR SWIA972629Warning Light · illuminatedFLAPS FAIL CAUTION MESSAGE ENROUTE AT FL 310. ACCOMPLISHED QUICK REFERENCE HANDBOOK PROCEDURE H 8-8. COMPLIED WITH MAINTENANCE PROCEDURE OF AD 98-20-01. FLAPS OPERATED NORMAL AT THIS TIME AND NO DISCREPANCIES NOTED.SDR SWIA972620Computer · malfunctionedAFTER TAKE OFF, DURING FLAP RETRACTION, THE STALL FAIL CAUTION MESSAGE CAME ON. POWERED DOWN A/C, POWERED UP A/C. PERFORMED SELF TEST OF FLAP CONTROL, PASSED TESTS. RESET STALL COMPUTER. OPS CHECK GOOD AT THIS TIME.SDR CA010626049Structure · damaged(CAN) DURING PREFLIGHT INSPECTION MECHANIC OBSERVED THAT THE RT WING TIP HAD BEEN DAMAGED BY CONTACT WITH A HARD OBJECT 9LIKE A RUNWAY) THE WINGTIP FAIRING HAD BEEN GROUND DOWN TO THE UNDERLYING STRUCTURE AND ALSO DAMAGE THE WING EXTENSION LOWER SKIN. WING EXTSDR ASOA01050Engine · lack of lubeFLT 4757 - EN ROUTE FROM ATL TO DSM, THERE WAS A LOSS OF OIL PRESSURE ON THE RIGHT ENGINE. THE ENGINE ROLLED BACK AND THE PILOT SECURED IT. AIRCRAFT DIVERTED AND LANDED SAFELY IN EVV. ON GROUND, THE CREW REPORTED THE CHIP DETECTOR LIGHT ILLUMINATED. MAINTESDR CA010510005Floorbeam · corroded(CAN) DURING A CORROSION INSPECTION EXCESSIVE CORROSION AND EXFOLIATION WAS FOUND ON THE TOP SURFACE OF TWO FLOOR BEAMS IN THE AREA UNDER THE LAVATORY AND WATER SYSTEMS FILL CANISTERS. FS 559 TO FS 621.SDR CA010501006Engine · failed(CAN) ON TAXI WITH THE THROTTLE ON IDLE POSITION THE ITT ON ENGINE NR 2 INCREASED SUDDENLY UP TO 1093 CELSIUS. THE ENGINE SHUT DOWN BY ITSELF.BASE ON THE INSPECTION RESULTS GE RECOMMANDS TO REPLACE THE FMU AND ENGINE RUN IN ORDER TO CONTINUE TO OPERATE THE ENGSDR 20010411CW010Bearing · lack of lubeTHRUST BEARING FAILURE DUE TO LACK OF LUBRICATION AND POSSIBLE PRELOAD CONDITION.SDR 20010404CW005Tire · delaminatedWHILE PERFORMING A POST FLIGHT INSPECTION, THE LEFT MAIN GEAR INBOARD TIRE SHOWED SIGNS OF TREAD SEPARATION FROM TIRE CORE. SUSPECT DEFECT IN TIRE MATERIAL AT TIME OF MANUFACTURING. INSPECTED ALL OTHER TIRES ON AIRCRAFT AND NO DAMAGE OR DEFECTS WERE FOUND.SDR 20010323CW010Shaft · shearedAT RT MAIN LANDING GEAR SIDE BRACE ACTUATOR THE INBOARD TRUNION PIN WAS FOUND TO BE SHEARED OFF AT THE FORWARD ATTACH NUT WHICH HOLDS THE PIN INTO THE WING ATTACH FITTING. UNABLE TO DETERMNE THE TIME AT WHICH THE PART FAILED.SDR CA010307026Panel · cracked(CAN) DURING A SERVICE CHECK, THE MECHANIC FOUND A SUSPECTED CRACK N THE LT WING LOWER SKIN AT WING STATION WS 148.019. THE CRACK WAS CONFIRMED WITH LPI AND EDDY CURENT NDT. THE REPAIR WAS CARRIED OUT PER REPAIR ENGINEERING ORDER 601R-57-21-130. THE AIRCRAFT SSDR 20010129CW008Skin · corrodedAFTER REMOVAL OF SATCOMM ANTENNAS FROM FUSELAGE STATION 349, CORROSION WAS DISCOVERED UNDER ANTENNAS ON AIRCRAFT FUSELAGE SKIN SURFACE. AFTER REMOVAL OF CORROSION DAMAGE WAS BEYOND LIMITS, RESULTING IN SKIN REPLACEMENT ON BOTH SIDES.SDR SWIA972233Switch · dirtyINFLIGHT THE FIRST OFFICERS STAB TRIM BECAME INOP (MORE DOWN TRIM ONLY) WITH AUTOPILOT ON. THE AUTOPILOT WILL NOT DISENGAGE BY MOVING FIRST OFFICERS TRIM TO NOSE DOWN. REMOVED TRIM SWITCH FROM YOKE (FIRST OFFICERS). SPRAYED CONTACT CLEANER TOP AND BOTTOM OF SDR SWIA972229Engine · malfunctionedN2 VIB AT ROTATION. CONTINUED. DID QRH AT SAFE ALTITUDE. N2. VIB WOULD GO OUT AT 81-82 PERCENT AND BACK ON AT 83-84 PERCENT HIGHER. ENGINE SOUNDED DIFFERENT AS WELL. RETURNED TO RAP. REMOVED AND REPLACED RIGHT ENGINE SUM TRANSDUCER IAW CRJ MM 77-31-01. SDR SWIA972230Valve · stuckPRESSURIZATION FAILED DURING CLIMBOUT. INOP IN MANUAL MODE, ''CABIN ALT'' CAUTION MSG PASSING 13,500 FT MSL. UNABLE TO RESTORE PRESSURATION. RETURNED TO CPR. FOUND LOW PRESSURE EXTERNAL AIR SUPPLY CHECK VALVE STUCK OPEN. CLEANED AND INSPECTED CHECK VALVE, SDR SWIA972216Control Panel · failedAILERON TRIM WILL NOT TRIM TO THE RIGHT. REMOVED AND REPLACED AILERON/RUDDER TRIM PANEL IAW 27-12-10. OPS CHECKS GOOD. PN 601R51226-23/01 SN ON:1046147 PN AND SN OFF: ILLEGIBLE.
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