JASC 7920

Service difficulty reports · 734

Reports filed under 7920 · Engine Oil Distribution (Airframe Furnished), 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 = '7920'
  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 97ZZZX3160Oil Line · failedOIL LINE FAILED AFTER ENGINE CHANGE. THE OIL COOLER LINES WERE NOT CHANGED. THE LINE APPEARED TO BE ORIGINAL, 50 YEARS OLD.Jun 17, 1997 · N8551H · Tmpson NAVION*SDR CA970610008Hose · crimped(CAN) HOSE FOUND TO HAVE A CRIMP IN IT APPROXIMATELY 6 INCHES FROM THE OIL PUMP INLET FITTING. REPLACED WITH A SERVICEABLE UNIT.May 27, 1997 · Diamon DA20A1SDR CA970605008Hose · unserviceable(CAN) HOSE FOUND WITH CRIMP 9 INCHES FROM THE SUCTION CONNECTION AT THE RESERVOIR.May 27, 1997 · Diamon DA20A1SDR PCAA9700424Oil Line · chafedDURING A ROUTINE A-CHECK, THE RIGHT ENGINE INBOARD LINE TO OIL COOLER WAS FOUND CHAFED. REMOVED AND REPLACED OIL COOLER LINE IAW MAINTENANCE MANUAL. LEAK CHECKED GOOD. CLAMPED OFF SOURCE OF CHAFING. AIRCRAFT RETURNED TO SERVICE. ACT: 13,545. ACTC: 15,28May 19, 1997 · N836EX · Dhav DHC8102SDR PCAA9700412Oil Line · chafedDURING ROUTINE INSPECTION, THE RIGHT ENGINE INBOARD OIL LINE FROM OIL COOLER WAS FOUND CHAFED. REMOVED AND REPLACED OIL LINE IAW DHC MM. LEAK CHECKED GOOD. A/C RETURNED TO SERVICE. (M)May 18, 1997 · N822EX · Dhav DHC8102SDR PCAA9700411Oil Line · chafedDURNG A ROUTINE INSPECTION, THE LEFT OIL LINE FROM THE OIL COOLER WAS FOUND CHAFED ON THE LEFT AND RIGHT ENGINES. FOUND INSTALLATION TO BE PRE MOD 8/0642. REMOVED AND REPLACED LEFT OIL COOLER LINES ON THE LEFT AND RIGHT ENGINES WITH POST MOD 8/0642 LINES ANDMay 17, 1997 · N819EX · Dhav DHC8102SDR HAIHEEA9839Tube · scoredREPAIR DUE TO SCORING AT SEAL RIDE AREA.May 13, 1997 · N7128R · Bell 412SDR 97ZZZX2606Hose · pluggedAFTER INSTALLING FITTINGS ON A PIECE OF AEROQUIP 303-8 HOSE, FOUND HOSE CLOGGED. INVESTIGATION REVEALED APPROX 1 FOOT OF THE HOSE WAS SOLID RUBBER INSIDE. HOSE PURCHASED FROM AVSCO ON 4-28-97. BATCH NR MIL-H-8794-8-3096-248-06827. IF HOSE HAD NOT BEEN CHECKMay 6, 1997SDR WTAA970072Oil Line · looseFAT - EN ROUTE SFO TO BFL, AIRCRAFT DIVERTED TO FAT DUE TO REPORTED RIGHT ENGINE LOW OIL PRESSURE INDICATION. AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE FOUND FITTING ON OIL SUPPLY LINE LOOSE. TIGHTENED B-NUT. PERFORMED ENGINE RUN. LEAK CHECK AND OIL PRMay 3, 1997 · N425UE · Bag JETSTM3101SDR PCAA9700408Oil Line · chafedDURING ROUTINE 'A' CHECK, THE RIGHT ENGINE INBOARD OIL LINE FROM OIL COOLER WAS FOUND CHAFED. REMOVED AND REPLACED OIL LINE IAW DHC MM, LEAK CHECKED GOOD. A/C RETURNED TO SERVICE. (M)May 2, 1997 · N817EX · Dhav DHC8102SDR AU970612Hose · failed(AUS) FLEXIBLE OIL HOSE FROM REAR OF ENGINE TO OIL COOLER FAILED - HOSE HAD BEEN ROUTED BETWEEN CRANKCASE AND EXHAUST STACKS AND HADHARDENED AND BURNTApr 7, 1997 · Piper PA18150SDR CA970421059Tube · leaking(CAN) TUBE ASSEMBLY LEAKING. TUBE ENCASED IN HEAT SHRINK MAKING IT DIFFICIULT TO ASCERTAIN ACTUAL AREA OF LEAKAGE.Mar 20, 1997 · Bell 206BSDR USAASB97070Oil Line · leakingPHL - FL 1593 - CAPTAIN REPORTED HE SHUT DOWN THE NR 1 ENGINE IN FLIGHT, AS A PRECAUTION, DUE TO LOW OIL QUANTITY, LOW OIL PRESSURE INDICATION OF 20 PSI AND LOW OIL PRESSURE LIGHT. AN EMERGENCY WAS DECLARED AND THE FLIGHT LANDED AT PHL WITHOUT INCIDENT. AIRCMar 4, 1997 · N252AU · Boeing 737201SDR 97ZZZX1958Hose · obstructedHOSE PURCHASED NEW FROM AVIALL, NOVEMBER, 1996. DURING TEST FLIGHT, OIL TEMP NOTED EXCESSIVE. RESULTS OF INVESTIGATION, OIL COOLER RETURN FLOW LINE FOUND OBSTRUCTED. APPEARS LINE MAY HAVE MFG DEFECT.Feb 21, 1997 · N128VU · Amrgen AG5BSDR 97ZZZM271Line · crackedAFTER FLIGHT NR 752, MECHANIC DISCOVERED OIL DRIPPING FROM NR 2 NACELLE, OIL COMING OUT OF INTAKE AREA. AIRCRAFT WAS INSPECTED AND FOUND TO BE SAFE FOR FERRY FLIGHT TO FLL, WITH NR 2 ENGINE SHUT DOWN. UPON COMPLETION OF FERRY INSPECTION FOUND LEFT OIL COOLERJan 28, 1997 · N4860J · Dhav DHC7102SDR CA970311076Filter · wrong part(CAN) FACET OIL FILTER FOUND INSTALLED IN ENGINE OIL SCAVENGE FILTER LOCATION DURING 200 HOUR CHECK.Jan 11, 1997 · Bell 206BSDR MVH0064143Check Valve · leakingREPLACED VALVE FOR EXTERNAL LEAKING SN P171B. REMOVED VALVE SN P171B AND INSTALLED SERVICABLE VALVE , SN K575B.Nov 18, 1996 · N63CF · Aerosp SA365NSDR 96ZZZX5872Oil Line · looseLEFT ENGINE FAILED 1 MINUTE FROM TOUCH DOWN AT ABQ. SECURED ENGINE AND LANDED WITHOUT INCIDENT. DURING INVESTIGATION FOUND ONE OIL LINE TO THE OIL COOLER LOOSE.Oct 29, 1996 · N156YV · Beech 1900CSDR 96ZZZX5902Hose Assy · chafe leakWHILE EN ROUTE ON A ROUTINE FLIGHT, THE PILOT NOTICED OIL LEAKING FROM THE RIGHT ENGINE. THE AIRCRAFT DIVERTED TO AWN WHERE UPON INSPECTION IT WAS DISCOVERED THAT THE OIL COOLER OUTLET LINE P/N (AEROQUIP 950012-4-0090) HAD A SMALL HOLE DUE TO CHAFING WHICH WAOct 25, 1996 · N2012C · Beech B95SDR SWIA95767Hose · chafedAT CRUISE ALTITUDE, RIGHT OIL PRESSURE DROPPED TO 40 PSI. PERFORMED PRECAUTIONARY ENGINE SHUT DOWN ON RIGHT ENGINE. REMOVED AND REPLACED UPPER HOSE ASSY ON RIGHT OIL COOLER. OPS CHECK AND LEAK CHECKS GOOD AT THIS TIME.Sep 30, 1996 · N207SW · Emb EMB120ERSDR CALA9601342Oil Line · crackedTHE NR 2 ENGINE OIL QUANTITY BEGAN TO DROP WHILE EN ROUTE. THE AIRCRAFT WAS DIVERTED TO GSO WHERE IT LANDED WITHOUT INCIDENT. MAINTENANCE FOUND THE LINE TO OIL PRESSURE TRANSMITTER CRACKED. THE LINE WAS REPLACED, THE ENGINE WAS RUN AND LEAK CHECK WAS GOOD.Sep 30, 1996 · N83870 · Doug DC982SDR 97ZZZX673Tube · leakTUBE REPLACED PER SL 900-016. CORRECTION OF ENGINE OIL LEAK. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.Aug 27, 1996 · N901CF · Doug MD900SDR 97ZZZX331Oil Line · leakingORD - FLT 505 - NR 4 ENGINE SECURED DUE TO DECREASING OIL QUANTITY AND OIL PRESSURE. CORRECTIVE ACTION: TIGHTENED AFT OIL LINE TO THE FUEL/OIL HEAT EXCHANGER.Aug 27, 1996 · N463AP · Bag BAE146100ASDR COMA9610251Oil Bypass Line · failedRT ENGINE LOST OIL PRESSURE DURING FLIGHT. ENGINE SECURED AND ACFT DIVERT TO DAY. REPLACED LEAKING OIL COOLER BYPASS LINE.Aug 23, 1996 · N1105G · Emb EMB120RTSDR REXA96052Snap Ring · brokenLEFT OIL LIGHT CAME ON DURING TAKEOFF ROLL. ENGINE FLAMED OUT, ABORTED DURING TAKEOFF. WHILE TAXIING IN, FIRE WAS SEEN BY PAX ON LEFT ENGINE. EVACUATED AIRCRAFT AND FIRED BOTH FIRE BOTTLES. FOUND OIL LEAK ON LEFT ENGINE, OIL COOLER THERMOSTAT POPPED OUT. Aug 9, 1996 · N316PX · Bag JETSTM3101SDR ORJA9649Press Relief Vlv · failedDURING TAXI, LEFT ENGINE OIL PRESSURE DROPPED BELOW 40 PSI. SHUT DOWN ENGINE, RETURNED TO GATE. REPLACED LEFT ENGINE OIL PRESSURE RELIEF VALVE IAW MAINTENANCE MANUAL 79-20-03. OPS CHECK GOOD. (M)Aug 9, 1996 · N879RA · Doug DC983SDR EIAA9622Oil Tube · leakingFJK - TWENTY MIN PRIOR TO TOP OF DESCENT, NR 3 ENGINE OIL PRESSURE DROPPED TO 35 PSI FLUCTUATING. OIL PRESSURE LIGHT FLASHED ON AND OFF. PRECAUTIONARY ENGINE SHUTDOWN WAS ACCOMPLISHED WHEN PRESSURE DROPPED TO 34 PSI. WINDMILLING TIME WAS 40 MINS. WINDMILLIJul 11, 1996 · N485EV · Boeing 747212BSDR CALA9600988Oil Line · leakingTHE NR 1 ENGINE OIL QUANTITY DROPPED TO ZERO AND THE OIL PRESSURE BEGAN TO DROP AFTER TAKEOFF FROM CLE. THE AIRCRAFT WAS RETURNED TO CLE WHERE IT LANDED WITHOUT INCIDENT. MAINTENANCE FOUND THE LINE TO FUEL/OIL COOLER LOOSE AND LEAKING. THE LINE WAS TIGHTENEJul 9, 1996 · N12322 · Boeing 7373T0SDR CA960711014Line Assembly · chafed(CAN) WASTE GATE OIL SUPPLY LINE FOUND CHAFED ON ENGINE MOUNT BEAM FLANGE. P/N MS21919WCH4 CLAMP AND ASSOCIATED MOUNT BOLT, SPACER, WASHER AND NUT ALSO MISSING WHICH ALLOWED LINE TO DROP DOWN ONTO MOUNT BEAM FLANGE. SUBMITTER STATES AREA IS INCONVENIENT TO INSJul 9, 1996 · Cessna 414ASDR 96ZZZX3516Line · looseOIL LINE CAME LOOSE AT TORQUE MANIFOLD LINE. ENGINE SHUT DOWN. AIRCRAFT LANDED WITHOUT INCIDENT. LEFT OIL LINE TIGHTENED AT TORQUE MANIFOLD. NO FURTHER PROBLEMS NOTED.Jun 26, 1996 · N1250 · Beech 300BEECHSDR 96ZZZX3389Hose · disintegratedINNER LINER OF AEROQUIP HOSE DISINTEGRATED, PLUGGED THE BYPASS VALVE AND SCREEN, AND CONTAMINATED OIL SYSTEM, TORQUEMETER FLUCTUATED AND OIL PRESSURE FELL TO 60 PSI AND ENIGNE WAS SHUT DOWN IN-FLIGHT. PIECES OF HOSE WERE FOUND IN OIL COOLER, 6 INCHES BY 1 INCJun 13, 1996 · N29HF · Beech 200BEECHSDR 96ZZZX3425Hose · softDURING ANNUAL INSPECTION, OIL COOLER HOSES WERE FOUND SOFT AND STICKY. HOSES WOULD NOT HAVE GONE ANOTHER YEAR. HOSES HAD BEEN REPLACED 5 YEARS AGO AND HAD ABOUT 250 HOURS ON THEM. INSTALLER REPLACED HOSES AND INSTALLED FIRE SHIELD ON THEM. INSTALLER RECOMMJun 6, 1996 · N69269 · Cessna 152SDR 96ZZZX5310Hose · stiffREMOVED VERY RIGID/STIFF OIL AND FUEL HOSES, REPLACED WITH NEW ASSEMBLIES. HOSES WERE DATED 1971 AND 1972. THE AIRPLANE IS A 1973 MODEL. SUBMITTER CONTINUES TO FIND OLD STIFF/BRITTLE HOSES ON ANNUAL INSPECTIONS. (THIS AIRCRAFT HAS 2 OIL COOLERS).Jun 5, 1996 · N80032 · Child S2APITTSSDR 96ZZZX2996Hose · chafeGROUND PERSONNEL NOTED FUEL TYPE VAPORS TRAILING BEHIND TAXIING BEECH TRAVEL AIR. ACFT RETURNED TO AIRPORT. INVESTIGATION REVEALED VAPOR WAS, IN FACT, BURNING OIL FROM CHAFED THROUGH OIL LINES FROM COOLER. LINE WAS CHAFED AND BURNED THROUGH BY UNSHIELDED EXJun 1, 1996 · Beech B95ASDR 96ZZZX3407Line · chafed'THE INCIDENT OF HELICOPTER HAVING AN ENGINE FAILURE WAS CAUSED BY AN OIL LEAK FROM THE OIL LINE FROM THE ACCESSORY SECTION OF THE AFT OIL COOLER. THE LINE CHAFED THROUGH ON AN ADJACENT LINE.' SUBMITTER STATED THIS COULD HAVE BEEN PREVENTED BY BETTER SECURINMay 1, 1996 · N1105B · Hughes 269CSDR 96ZZZX3376Hose · leakingHOSE GOING TO OIL COOLER FOUND LEAKING. (AEROQUIP 303-8.)Apr 23, 1996 · N412DC · Piper PA23250SDR CA960723505Line · leaking(CAN) DURING CRUISE #3 ENGINE OIL PRESSURE WENT INTO AMBER BAND, WITH OIL PRESSURE LIGHT ON, OIL QUANTITY INDICATING BELOW 2 GALLONS. AFTER FEW MINUTES OIL PRESSURE OCCASIONALLY WENT INTO RED BAND. #3 ENGINE SHUTDOWN AIRCRAFT DIVERTED. OIL LINE REPLACED.Apr 14, 1996 · Boeing 747133SDR CA960409001Presure Line · cracked(CAN)IN CRUISE, LOW OIL QUANTITY LIGHT ILLUMINATED FOR THE #2 ENGINE. ENGINE WAS SHUT DOWN AND AIRCRAFT LANDED. MAINTENANCE INVESTIGATION CONFIRMED CRACKED OIL PRESSURE LINE. LINE REPLACED.Apr 2, 1996 · Lkheed 382GSDR 96ZZZX3128Hose · wornHOSE WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.Mar 26, 1996 · N901CF · Doug MD900SDR CA960318003Oil Line · cracked(CAN)OIL LEAK FROM RIGHT SIDE OF ENGINE NOTED. FOUND OIL LINE FROM SCAVENGE PUMP TO COOLER SPLIT.Mar 15, 1996 · Dhav DHC8101SDR 96ZZZM656Oil Line · fracturedMCI - DURING CRUISE, SHUT DOWN NR 1 ENGINE DUE TO LOSS OF OIL QUANTITY. FOUND OIL LINE, MFG PN A02923-1, FROM SNUBBER 'T' TO OIL PRESSURE TRANSMITTER, FRACTURED. REPLACED OIL LINE AND SERVICED OIL. ENGINE OPERATION AND LEAK CHECKS NORMAL. (M)Mar 12, 1996 · N9302B · Doug DC983SDR 96ZZZX2126Oil Line · rupturedSTL - FLT 712 - DURING CRUISE, SHUT DOWN NR 1 ENGINE, SN 3215, DUE TO OIL FILTER DIFFERENTIAL PRESSURE LIGHT ILLUMINATION. FOUND OIL LINE, MFG PN 7938314, TO DIFFERENTIAL PRESSURE SWITCH RUPTURED. REPLACED OIL LINE. ENGINE OPERATION, LEAK CHECK AND INDICATIMar 8, 1996 · N951U · Doug DC982SDR 96ZZZX1958Line · rupturedAFTER HARD STARTING PROBLEM, ENGINE WAS TURNED BACKWARDS TO CLEAR CYLINDERS. MAIN OIL SUPPLY LINE WAS HYDRAULICED APART AT HOSE AND CLAMP CONNECTION AT CHECK VALVE LOCATED BETWEEN ENGINE AND OIL TANK. SUBMITTER STATES 'DO NOT TURN ENGINE BACKWARDS'.Mar 1, 1996 · N2634Y · Dhav DHC3SDR REXA96010Flex Hose · leakingON TAXI OUT, FLIGHT ATTENDANT REPORTED SMOKE IN CABIN. SHUT DOWN LEFT ENGINE AND DEPLANED PAX. SMOKE CEASED. INSPECTED LEFT ENGINE, FOUND OIL LEAKING FROM 2 TRANSFER LINES, ON OUTBOARD SIDE OF MIDFRAME CASING UNIONS, TO BOTTOM OF ENGINE BAY. INSTALLED CONIFeb 24, 1996 · N326PX · Saab SF340ASDR 96ZZZM687Flex Hose · leakingON TAXI OUT, FLIGHT ATTENDANT REPORTED SMOKE IN CABIN. SHUT DOWN LEFT ENGINE AND DEPLANED PAX. SMOKE CEASED. INSPECTED LEFT ENGINE, FOUND OIL LEAKING FROM 2 TRANSFER LINES, ON OUTBOARD SIDE OF MIDFRAME CASING UNIONS, TO BOTTOM OF ENGINE BAY. INSTALLED CONIFeb 24, 1996 · N326PX · Saab SF340ASDR 96ZZZX1234Oil Line Seal · leakingMCI - FLT 475 - DURING CRUISE, SHUT DOWN NR 2 ENGINE, SN 3921, DUE TO LOSS OF OIL QUANTITY. FOUND OIL LEAK AT FUEL OIL COOLER LINE. REPLACED OIL LINE SEAL, MFG PN 443330, AND RETAINER, MFG PN 354117; ENGINE LEAK CHECK AND OPERATION WAS NORMAL. ENGINE TT: 5Feb 6, 1996 · N54325 · Boeing 727231SDR 96ZZZX1166Hose · leakingDURING ENGINE REMOVAL, THE SCAVENGE OIL HOSE FOUND SET WITH OIL. SUBSEQUENT INSPECTION FOUND IT WAS LEAKING. REPLACED HOSE.Jan 26, 1996 · N5074R · Hughes 369DSDR CA960214013Fitting · leaking(CAN) PILOT NOTICED OIL LEAK ON WALK AROUND. LEAK TRACED TO OIL LINE FITTINGS, WHICH LACKED THE REQUIRED SEALANT. SEALANT APPLIED AND SYSTEM CHECKED OUT OK.Jan 23, 1996SDR 96ZZZX544Line · leakOIL LINE LEAKING THROUGH BRAID. REMOVED AND REPLACED OIL LINE.Dec 23, 1995 · N365SJ · Aerosp SA365NSDR 96ZZZX543Valve · leakingOIL CHECK VALVE BODY LEAKING. REMOVED AND REPLACED CHECK VALVE.Dec 7, 1995 · N365SJ · Aerosp SA365N
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