JASC 7261

Service difficulty reports · 5,126

Reports filed under 7261 · Turbine Engine Oil System, 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 = '7261'
  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 CA120409006Drain Valve · leaking(CAN) DURING DI NR 2 POWER SECTION WAS FOUND TO BE LOW ON OIL. AFTER INVESTIGATION LEAKAGE WAS FOUND FROM OIL DRAIN VALVE. UPON REMOVAL SCREWS HOLDING INPUT SPIGOT WERE FOUND PULLED OUT OF VALVE BODY, ALLOWING LEAKAGE PAST THE INTERNAL O-RING. THE SCREWS LOApr 7, 2012 · Bell 212SDR UALA2012040902176Oil System · leakingLEFT ENG OIL LEAK FROM 1ST STAGE CORE AT 5 O'CLOCK AS VIEWED FROM AFT POS. OPEN ENG COWL FOR EXTERNAL OIL INSPECTION ON NR 1 ENG. NO EXTERNAL LEAK FOUND. IT SEEMS THERE WAS A SMALL PUDDLE COMING FROM NR 2 BEARING. OIL AVERAGE ON THIS ENGINE IS IN THE MOMENTApr 7, 2012 · N773UA · Boeing 777222SDR ASOA20120405036Oil System · leakingTHE CREW REPORTED A LAVATORY SMOKE INDICATION SHORTLY AFTER TAKEOFF. SMOKE FILLED CABIN. THE ACFT RETURNED TO DEPARTURE AND LANDED WITHOUT INCIDENT. FOUND NR 2 ENGINE OIL SYSTEM LEAKING, REPLACED THE NR 2 ENGINE. OPS CHECKED GOOD.Apr 4, 2012 · N11192 · Emb EMB145XRSDR ASOA20120404029Oil System · leakingLAVATORY SMOKE EICAS INDICATION REPORTED SHORTLY AFTER TAKEOFF. SMOKE FILLING CABIN FROM LAVATORY AREA AND FROM THE VENTS IN CABIN. FOUND NR 2 ENGINE OIL SYSTEM LEAKING. R & R NR 2 ENGINE IAW TASK CARD 6271001 WITH OPS AND LEAK CHECKED SUCCESSFUL. PERFORMEApr 4, 2012 · N11192 · Emb EMB145XRSDR UIEA2012040400115Filter · unknownDIFFERENTIAL PRESSURE INDICATION ON NR 2 ENGINE & IDG. R & R NR 2 ENGINE SCAVENGE OIL FILTER, INSPECTION CHECK TASK 24 11-02-212-002. NO METAL FOUND.Apr 2, 2012 · N640GT · Boeing 7673S1SDR CA120403001Magnetic Seal · leaking(CAN) LEAK DISCOVERED DURING ALF INSPECTION, ENGINE DECK COVERED WITH ENGINE OIL, COMING FROM REAR OF ENGINE, MODULE 5 MAG SEAL. OIL CONSUMPTION STILL WITHIN LIMITS, BUT MAG SEAL REPLACED, PROBLEM SOLVED.Mar 31, 2012 · Snias AS350BASDR CA120330003Warning Light · illuminated(CAN) ENROUTE, ON TRACK ECHO JUST AFTER CROSSING 30W, FLIGHT RECEIVED EICAS MESSAGE, RT ENGINE OIL FILTER CLOGGED. FLIGHT FOLLOWED QRH AND BROUGHT ENGINE BACK TO IDLE AND DESCENDED TO FL260 AND INITIATED A DIVERSION. MAINTENANCE CONTROL, FLIGHT SAFETY AND TMar 30, 2012 · Boeing 767375SDR V2JA201201060008Compressor · leakingAFTER ROTATION, NOTICED SMOKE IN COCKPIT. PASSENGERS ALSO REPORTED SMOKE IN CABIN. QRH WAS QUERRIED AND PERFORMED. OXYGEN MASKS WERE DEPLOYED FOR PASSENGERS, AND CREW DONNED MASKS. COOLING FAN SWITCH WAS MOVED TO OFF. EMERGENCY DECLARED AND A RETURN WAS MAMar 30, 2012 · N183SL · Piagio P180SDR FDEA201203291170Oil System · leaking45 MIN AFTER TAKEOFF NR 3 ENG HAD LOST APPROX 1 GAL DOWN TO 1.5 GALS FROM 2.6 GAL AT TAKEOFF. OIL PRESSURE & TEMP WERE NORMAL ON NR 3. LANDED WITH GAL 1.25 GAL / 42 PSI PRESS / 10C OIL TEMP. ENT BY: 152952 RPT BY: 434068 SHGN 28MAR12 23:57 MEM U OPENEMar 29, 2012 · N257FE · Boeing 727233SDR ASOA201201078Scavenge Pump · failedRIGHT ENGINE OIL PRESSURE MASTER CAUTION AT 18000 FT. EMERGENCY DECLARED. R & R RT LUBE AND SCAVENGE PUMP IAW AMM 79-21-01. LEAK AND OPS CHECKED GOOD.Mar 29, 2012 · N825AS · Cndair CL6002B19SDR DBCA2012032700001Pump · malfunctionedDURING TAXI FOR DEPARTURE FROM ILM, CREW NOTED "RT OIL PRESSURE LOW" ANNUNCIATOR AND LOW PRESSURE INDICATION ON TAPE GAUGE. CREW SHUT DOWN AFFECTED ENGINE. MX CONTACTED STANDARD AERO FOR ADG SUPPORT. MX CONFIRMED RT OIL PUMP AT FAULT. REPLACED FAULTY OIL PMar 27, 2012 · N220CM · Cessna 650SDR FDEA201203231070Fitting · leakingNR 3 ENGINE SHUTDOWN DUE TO OIL QUANTITY LOSS, CRUISING AT FL 330. NR 3 OIL QUANTITY STARTED TO DECREASE APPROX 1 QT PER 2 MINUTES. AT FIRST INDICATION OF SECONDARY CONFIRMATION COMPLETED SHUTDOWN CHECKLIST AND DIVERTED. SHUTDOWN TO LANDING WINDMILL 15 MINMar 23, 2012 · N489FE · Boeing 727227SDR UALA2012032001809Scavenge Pump · damagedAFTER SHUTDOWN RAMP NOTIFIED CREW OF FIRE IN TAIL CONE OF ENG 2. FIRE LASTED FOR 5 MINS. PER OPBLM REPLACE OIL SCAV PUMP NR 2 ENG. REMOVED PUMP. REPLACED SCAVENGE PUMP PER MM AND SCAVENGE VALVE PER MM, RAN ENGINE OPS CHECK OK.Mar 19, 2012 · N438UA · Airbus A320232SDR UALA2012032001808O-Ring · leakingACP MT 72-022 AND MT 72-033. FOUND BAD O-RING AT RT SIDE OIL LINE AT LAST CHANCE STRAINER. RPL O-RING. ACCOMPLISHED NON-RII BORESCOPE PER MT 72-022. NO COKING FOUND.Mar 19, 2012 · N438UA · Airbus A320232SDR VNAA2012032200013Carbon Seal · defectiveCREW REPORTED LEFT ENGINE OIL PRESSURE RED CAS MESSAGE IN FLIGHT. CREW DIVERTED AND LANDED WITHOUT INCIDENT. MAINTENANCE INSPECTED LEFT ENGINE, REMOVED AND REPLACED CARBON SEALS FOR LEFT ATS (AIR TURBINE STARTER), IDG (INTEGRATED DRIVE GENERATOR) AND EDP (ENMar 17, 2012 · N207PS · Cndair CL6002B19SDR FDEA201203170990Seal · leakingNR 2 ENGINE OIL QUANTITY DECREASED TO ZERO OVER SEVERAL HOURS, OIL PRESSURE AND TEMPRATURE GOOD UNTIL SHUTDOWN, ENROUTE WHEN OIL PRESSURE DROPPED TO 10 PSI AT IDLE THRUST. SHUTDOWN ENGINE AT THAT TIME. AFTER BLOCKIN, FOUND OIL DRIPPING FROM NR 2 ENG EXHAUSTMar 17, 2012 · N573FE · Doug MD11FSDR CA120329005Oil System · failed(CAN) DURING FLIGHT, ACFT WAS ON FINAL APPROACH TO VENICE WHEN ENGINE OIL PRESSURE WENT TO ZERO. PILOTS SHUTDOWN AND SECURED THE ENGINE. AN UNEVENTFUL SINGLE ENGINE LANDING PERFORMED AT PLANNED DESTINATION. TROUBLESHOOTING ONGOING.Mar 16, 2012 · Cessna 560XLSDR 3MNB20121212001Oil System · low pressureEXPERIENCED AN IN-FLIGHT SHUTDOWN OF THE LT ENGINE DUE TO LOW OIL PRESSURE. SHUTDOWN ENGINE & LANDED. ENGINE NEEDED 8 QUARTS OF OIL TO REFILL RESERVOIR.Mar 16, 2012 · N288SW · Emb EMB120ERSDR EOPA20120315363Flex Hose · mismanufacturedOIL LINE BETWEEN TRANSMISSION AND FREE WHEEL UNIT WAS IMPROPERLY CLAMPED CAUSING THE HOSE TO CONTACT THE DIVESHAFT. DURING INSTALLATION OF THE NEW HOSE ASSY IT WAS NOTED THAT THE PN CALLED OUT FOR IN THE DRAWINGS AND THE MFG PARTS MANUAL IS APPROX 1 INCH TO SMar 15, 2012 · N363AL · Bell 206L3SDR DHLA201203140004Cap · looseNR 4 ENGINE SHUTDOWN DURING FLIGHT WITH OIL QTY AT 2 QUARTS. ACFT WAS GROUNDED. INSPECTED ENGINE FOUND OIL CAP TO BE LOOSE INSTALLED NEW CAP ASSY IAW MM 79-11-10 OIL IAW MM 12-10-00 INSPECTED CHIP DETECTOR IAW MM 79-00-00 NO DEFECTES NOTED RAN NR 4 ENGINE IAMar 14, 2012 · N806DH · Doug DC873FSDR COEA2012031302821Seal · leakingFLT 8299 ABOUT 10 MINUTES AFTER DEPARTURE THE CREW OBSERVED THE LOCAL OIL PRESSURE ALERT FLICKERING. THE NUMBER 2 ENGINE WAS SHUT DOWN AND AN EMERGENCY WAS DECLARED. THE CREW RETURNED TO AFW AND LANDED WITHOUT INCIDENT. MAINTENANCE TROUBLESHOT NR 2 ENGINE AMar 13, 2012 · N821FX · Aerosp ATR72202SDR CA120312010Oil System · fluctuates(CAN) DURING CLIMB, PASSING 11,000 FT THE CREW OBSERVED OIL PRESSURE FLUCTUATION WITH HIGH OIL TEMPERATURE. PILOTS SHUTDOWN AND SECURE THE ENGINE. AIR TURNBACK WAS PERFORMED, AN UNEVENTFUL SINGLE ENGINE LANDING AT ORIGIN POINT ACCOMPLISHED. POST FLIGHT INSPMar 8, 2012 · Fokker F27MK50SDR DXTA2012030904912Garlock Seal · leakingNR 1 OIL PRESSURE WENT INTO THE YELLOW. PROCEDURE COMPLETED. THEN WENT BELOW 20 PSI, MASTER WARNING AND LOW OIL PRESSURE ANNUNCIATOR ILLUMINATED. ENGINE SHUTDOWN IAW CHECKLIST. ON POSTFLIGHT, SIGHT GAUGE EMPTY (WAS FULL AT DEPARTURE) AND OIL ALL OVER COWLINMar 8, 2012 · N565QS · Cessna 560XLSDR SAJF201203051010Oil System · contaminated(B-18708) SHORT AFT REACHING TOC, OIL QTY DROPPED TO 1, OIL TEMP RISING VERY SLOW, OIL PRESS DROPPED SLOWLY. BOTH STABILIZED BEFORE REACHING LIMIT, THR LEVER WAS RESTARED, NO MESSAGE APPEARED. GROUND CHECK FOUND OIL LUB & SCAV PUMP TGB & AGB INLET SCREEN WERMar 5, 2012 · N18708 · Boeing 747409FSDR ASOA201200845Oil System · overservicedROUGH AFTER TAKEOFF, CABIN FILLED WITH SMOKE. ENOUGH SMOKE TO FILL UP TO COCKPIT. SMOKE TANLET MESSAGE ILLUMINATED. ACFT RETURNED TO DEPARTURE, EMERGENCY DECLARED. FOUND BOTH ENGINES OVERSERVICED WITH OIL DRAINED EXCESSIVE OIL FROM BOTH OIL TANKS. SERVICMar 5, 2012 · N686BR · Cndair CL6002B19SDR FQAR201203050001Elbow · leakingUPON INSTALLATION OF A NEW OIL PRESSURE HOSE ELBOW A DEFECT WAS FOUND IN THE PART. THIS IS AN ORIFICED FITTING, IT APPEARS THAT WHEN THE ORIFICE HOLE WAS MACHINED IT WAS DRILLED TO FAR AND THE HOLE CONTINUES OUT THE SIDE OF THE FITTING. THIS WOULD HAVE CAUSEMar 5, 2012 · N312PA · Piper PA28181SDR CA120312006Oil System · pressure loss(CAN) DURING FLIGHT, SHORTLY AFTER TAKEOFF, OIL PRESSURE DROPPED TO 0 WITH ASSOCIATED WARNING. CREW PERFORMED IN-FLIGHT ENGINE SHUTDOWN AND SECURED THE ENGINE. UNEVENTFUL SINGLE ENGINE LANDING PERFORMED AT POINT OF ORIGIN. POST FLIGHT INSPECTION REVEALED OILMar 3, 2012SDR UALA2012030201298Oil Filter · faultyON RIGHT ENG START R OIL FILTER EICAS FOR 2 SEC NOW R OIL FILTER STATUS MESSAGE. ACCOMPLISH AMM. REPLACED ENGINE 2 MAIN OIL FILTER.Mar 2, 2012 · N660UA · Boeing 767322SDR CA120301006Oil System · leaking(CAN) FLIGHT CREW REPORTED A NR 2 ENGINE OIL LEAK. FLIGHT RETURNED TO DEPARTURE AIRPORT.Feb 28, 2012 · Airbus A330343SDR IXXA20120228005OSwitch · leakingNR 3 ENGINE STARTED SLOWLY LEAKING OIL. AT 1418Z WITH NR 3 OIL QUANTITY INDICATION OF 1 GALLON AND NR 3 OIL TEMP SLOWLY STARTING TO INCREASE, NR 3 ENGINE WAS SHUTDOWN AS A PRECAUTION. AFTER SHUTDOWN, NR 3 ENGINE OIL QUANTITY CONTINUED TO DECREASE TO ZERO WITH Feb 28, 2012 · N41CX · Doug DC862FSDR DXTA2012022704887Engine · leakingUPON CLIMBOUT THROUGH 5000 FT CABIN AND COCKPIT STARTED TO FILL UP WITH FUMES AND SMOKE IRRITATING THE EYES AND THE BACK OF THE THROAT OF BOTH PILOTS. OXYGEN MASKS WERE DONNED AND BOTH ENGINE BLEED AIRS WERE TURNED TO THE OFF POSITION. AN EMERGENCY WAS DECLAFeb 26, 2012 · N387QS · Cessna 680CESDR CA120227017O-Ring · damaged(CAN) 4TH EVENT WHERE THE INTERNAL O-RING FROM THE CHIP PLUG HOUSING IS DAMAGED AND FLOW OF ENGINE OIL LEAKING FROM CHIP PLUG ASSY. O-RING WAS REPLACED AND ACFT BACK IN SERVICE. EFFECTIVE APRIL 6, 2010, STC SH07-32 NOW REPLACES STC LSH07-117/D.Feb 21, 2012 · Snias AS350BASDR NSVA20120221457Oil System · overtempTHE LEFT OIL TEMP WENT INTO THE RED AT 108 DEGREES. AS PER THE QRH THEY REDUCED POWER AND WAITED THE REQUIRED 10 MINUTES. THE TEMP DROPPED OUT OF THE RED AT THE 10 MINUTE MARK. SHORTLY AFTER THE TEMP WENT BACK INTO THE RED, AT THIS TIME THE CREW DECLARED ANFeb 21, 2012 · N33WQ · Bombdr DHC8402SDR ASAA12511116Filter · failedNR 1 ENGINE OIL IS SHOWING SIGNS OF FOAMING. OBTAINED OIL SAMPLE PER MM 12-13-11. DRAINED AND REFILLED NR 1 ENGINE OIL TANK REF MM 12-13-11. REPLACED NR 1 SCAVENGE FILTER PER MM 79-21-06 AND NR 1 MAIN OIL FILTER PER MM 79-21-03. RAN ENGINE. NO LEAKS NOTEDFeb 20, 2012 · N557AS · Boeing 737890SDR UALA2012022001040B-Nut · leakingNR 1 ENG SCAVENGE BASELINE OIL TUBE LEAKING AT B-NUT AT RT SIDE 3 O'CLOCK AFT SECTION OF TURBINE. TIGHTENED B-NUT AND LEAK CHECKED.Feb 18, 2012 · N497UA · Airbus A320232SDR FJT12027011O-Ring · damagedDURING FLIGHT, DESCENDING THROUGH 18,000 FT, THE LT ENGINE LOST OIL PRESSURE. CREW SHUTDOWN ENGINE AND DIVERTED. THE ACFT LANDED SAFETLY WITHOUT FURTHER EVENT. ENGINE WAS INSPECTED. THE ENGINE LOST OIL FROM A BAD O-RING ON THE OIL FILLER CAP. THEY RESEALEFeb 15, 2012 · N701DA · Lear 35ASDR FDEA201202150586Manifold · leakingDURING PREFLIGHT, OIL QUANTITY 18 QUARTS. AT LEVEL FLIGHT OIL QUANTITY NR 2 WAS 13 QUARTS. OIL QUANTITY DECREASED TO 7 QUARTS IN CRUISE. AT BLOCK-IN OIL QUANTITY INDICATED 13 QUARTS. FOUND OIL PUDDLING UNDER NR 2 ENGINE FAN BLADES AT BOTTOM OF FAN COWL. OILFeb 15, 2012 · N655FE · Airbus A300F4605RSDR ASOA20120215018Seal · leakingTHE CREW REPORTED SMOKE IN CABIN AFTER TAKEOFF. THE ACFT RETURNED TO DEPARTURE AND LANDED WITHOUT INCIDENT. MX INSPECTED AND REPLACED THE NR 1 ENGINE. OPS CHECKED GOOD. CAUSE OF SMOKE WAS OIL LEAKING UNDER NR 4 SEAL RUNNER. SB 72-401 INSTALLS A NEW DESIGFeb 15, 2012 · N16199 · Emb EMB145XRSDR UHLA2012021400058Sump · leakingENG 1 BLEED EMITS FOUL ODOR DURING CLIMBOUT. SMELL DIMINISHES AFTER ENG 1 BLEED DESELECTED. INSPECTED A/C, FOUND A SUMP LEAKING OIL. A/C FERRIED TO IND. REMOVED AND REPLACED LT ENGINE IAW SENGCHANGE JOBCARD.Feb 14, 2012 · N657RW · Emb ERJ170100SESDR ASOA20120214017Seal · leakingTHE CREW REPORTED A LAVATORY SMOKE WARNING, ACCOMPANIED BY THE ODOR OF SMOKE. THE F/A ALSO REPORTED SMOKE AND ODOR. THE ACFT RETURNED TO DEPARTURE AND LANDED WITHOUT INCIDENT. MX INSPECTED AND REPLACED THE NR 2 ENGINE. OPS CHECKED GOOD. CAUSE OF SMOKE WAFeb 14, 2012 · N13161 · Emb EMB145XRSDR UALA2012021400870Unknown · leakingCREW REPORT: OIL LEAK FOUND DURING PREFLIGHT STBD ENG ADDED ENGINE POSITION. FBO CLEANED UNDER FAN COWLINGS. CREW ACCOMPLISHED 3 MIN IDLE RUN. FBO RECHECKED UNDER FAN COWLS. NO LEAKS NOTED. FBO SECURED COWLINGS PER AMM (NR 2 POSITION AND ESN 724181). MOFeb 13, 2012 · N674UA · Boeing 767322SDR CA120228001Oil Fill Port · cracked(CAN) AFTER TAKEOFF, PILOT NOTICED A LOW OIL PRESSURE WARNING ON LT ENGINE. PILOT SHUTDOWN AND SECURED ENGINE AND RETURNED TO DEPARTURE AIRPORT WHERE AN UNEVENTFUL SINGLE ENGINE LANDING WAS PERFORMED. OIL LEAK FOUND AT THE FILLER NECK COVER.Feb 8, 2012 · Cessna 550SDR SIMA2012038008Plug · defectiveDURING MAINTENANCE INSPECTION NOTED FRESH OIL ON NR 1 ENGINE TURBINE BLADES AFTER CREW REPORTED SMOKE COMING FROM NR 1 ENGINE EXHAUST AFTER SHUTDOWN. THE AIRCRAFT WAS REMOVED FROM SERVICE. COMPLIED WITH NR 1 ENGINE RUN TEST IAW ROLLS-ROYCE AMM 72-00-00. THEFeb 5, 2012 · N939AE · Emb EMB145LRSDR GLBA20120127FB-Nut · leakingPILOT REPORTED AT 22,000 MASTER WARNING WITH A RT LOW OIL PRESSURE ANNUNCIATOR, GOT THE LIGHT AND HAD 2300 LBS OF TORQUE DROPPED TO BELOW 2000 LBS, OIL WAS 45 TO 50, PRECAUTIONARY-SHUTDOWN THE RT ENG & DELCARED AN EMERGENCY. MX FOUND A LOOSE B-NUT ON THE RT EJan 27, 2012 · N192GL · Beech 1900DSDR CA120119011Line · loose(CAN) THE OIL LINE THAT ATTACHES TO THE TOP OF THE TORQUE LIMITER LOCATED ON THE FRONT LEFT SIDE OF THE ENGINE BECAME LOOSE AND DISCONNECTED PERMITTING THE LOSE OF ALL ENGINE OIL. THE OIL LINE AND FITTING WAS LAST DISTURBED DURING AN ENGINE CHANGE THAT OCCUREDJan 15, 2012 · Pilats PC1245SDR UALA2012011600340Scavenge Pump · leakingDUE TO REPORT OF NR 2 ENG LUBE AND SCAV PUMP BEING OIL SOAKED AFT ENG RUN, VERIFY THAT THE CORRECT PUMP IS INSTALLED. SHOULD BE PCN 615-1113 PN 764224-600U. REPORT P/N INSTALLED IN THE SIGN-OFF. REPLACED SCAVANGE PUMP PER MM 79-21-04. PART# (OFF - 764224A)Jan 15, 2012 · N228UA · Boeing 777222SDR ALGA201201102933Oil System · contaminatedNR 1 ENGINE CHIP LIGHT FLICKERED DURING FLIGHT. REMOVED AND INSPECTED CHIP DETECTOR FOR CONTAMINATION. FOUND ONE NON MAGNETIC POST MACHINING DEBRIS. REPLACED ENGINE OIL FILTER AND GROUND RAN, NO FURTHER LIGHTS OR DEBRIS.Jan 10, 2012 · N933BG · Skrsky S92ASDR SIMA201201201Oil System · leakingON FLIGHT 3476 THE CREW REPORTED THAT AT FLIGHT LEVEL 350 THEY HAD ENGINE 1 OIL IMP BYPASS EICAS FOLLOWED BY ENGINE OIL GOING FROM 9 QUARTS TO 4 QUARTS RAPIDLY. THE CAPTAIN SHUT ENGINE 1 DOWN AS PRECAUTION AND DID NOT ATTEMPT TO RESTART. NO OIL ODOR WAS OBSEJan 9, 2012 · N648AE · Emb EMB145LRSDR UALA2012010900217Unknown · leakingOIL POOLED IN INLET OF LEFT ENGINE AND BEHIND FAN SECTION AND DRIPPING ONTO GROUND. INSPECTED ENGINE. SLIGHT POOLING IN INLET. OIL WETTING OR PUDDLING IN SPINNER AREA OK FOR SERVICE PER MM. OIL CONSUMPTION NORMAL.Jan 8, 2012 · N658UA · Boeing 767322SDR UALA2012010600138Line · leakingOIL LEAK RT ENGINE OIL POOLING ON EXHAUST COWLING. TIGHTENED PRESSURE LINE ON NT 4 BEARING STRAINER ASSY. TIGHTENED PRESSURE LINE ON NR 4 BEARING STRAINER ASSY.Jan 5, 2012 · N788UA · Boeing 777222
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