JASC 7921

Service difficulty reports · 982

Reports filed under 7921 · Engine Oil Cooler, 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 = '7921'
  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 HEEA080655Oil Cooler · failedENGINE OIL TEMPERATURE RUNNING AT UPPER SCALE AND ABOVE NORMAL.Jul 30, 2002 · N81SP · Bell 206L3SDR HEEA080654Oil Cooler · failedENGINE OIL TEMPERATURE NEAR RED LINE.Jul 30, 2002 · N31077 · Bell 206L3SDR HEEA080653Oil Cooler · malfunctionedENGINE OIL TEMPERATURE NEEDLE INDICATES JUST BELOW THE "HIGH SIDE" RED LINE IN CRUISE FLIGHT.Jul 30, 2002 · N21497 · Bell 206L3SDR HEEA080652Oil Cooler · leakingENGINE OIL COOLER LEAKING.Jul 30, 2002 · N31077 · Bell 206L3SDR HEEA080651Oil Cooler · malfunctionedOIL TEMPERATURE AT 100 DEGREES NEAR RED LINE IN FLIGHT.Jul 30, 2002 · N2753F · Bell 206B3SDR CA020704004Oil Cooler · leaking(CAN) ON PILOT'S WALK AROUND OIL NOTICED LEAKING FROM WHAT APPEARED TO BE NR 2 OIL COOLER AREA. NR 2 OIL COOLER CONFIRMED TO BE LEAKING, AND REPLACED BY MAINTENANCE.Jun 30, 2002 · Dhav DHC8102SDR KBMA117636Blower · inoperativeOIL COOLER BLOWER WAS INOPERATIVE. REPLACED WITH OVERHAULED BLOWER FAN.Jun 28, 2002 · N270SH · Snias AS350BASDR CA020627004Oil Cooler · leaking(CAN) NR 2 ENGINE OIL PRESSURE FELL TO 45 PSI ON DESCENT. NR 2 OIL COOLER FOUND LEAKING AND REPLACED.Jun 26, 2002 · Dhav DHC8102SDR CA020620006Gasket · leaking(CAN) NR 2 ENGINE OIL PRESSURE BETWEEN 45-65 PSI. MASTER WARNING OIL PRESSURE LIGHT NR 2 ALSO FLASHING. NR 2 ENGINE FEATHERED. OIL PRESSURE STEADY AT 50 PSI. NR 2 ENGINE OIL COOLER FOUND LEAKING, REPLACED. TIMES AND CYCLES UNKOWN AT THIS TIME.Jun 17, 2002 · Dhav DHC8102SDR 2002FA0000773Bracket · failedTHIS BRACKET ATTACHES TO THE LEFT SIDE OF ENGINE COOLING BAFFLE AND ALSO SUPPORTS THE OIL COOLER ON THE LEFT HAND REAR CORNER. BRACKET REMOVED AND A NEW BRACKET INSTALLED.Jun 12, 2002 · N4175V · Piper PA28181SDR HEEA080047Oil Cooler · leakingENGINE OIL COOLER LEAKING.Jun 10, 2002 · N742PH · Bell 407SDR CA020607015Oil Cooler · leaking(CAN) NR 2 ENGINE OIL COOLER LEAKING,OIL COLLER REPLACED.Jun 7, 2002 · Dhav DHC8102SDR CA020607014Oil Cooler · leaking(CAN) NR 1 ENGINE OIL COOLER LEAKING, OIL COOLER REPLACED.Jun 7, 2002 · Dhav DHC8102SDR FSP2002F00001Bearing · failedFOUND BLACK GREASE COMING FROM BOTH BEARINGS ON THE OIL COOLER BLOWER, THESE WERE THE NEW STYLE REQUIRED BY ASB407-01-44.Jun 5, 2002 · N407NN · Bell 407SDR FSP2002F00000Bearing · failedINSPECTED AIRCRAFT, FOUND DARK GRAY GREASE COMING FROM THE BEARINGS. IF THE EXPELLED GREASE HAS TURNED BLACK, THE BEARING MUST BE REMOVED FROM SERVICE.Jun 5, 2002 · N407NN · Bell 407SDR HEEA079503Oil Cooler · malfunctionedOIL COOLER PRODUCING HIGH FREQUENCY. (SHAFT CORRODED AND PITTING)May 28, 2002 · N108X · Bell 412SDR HEEA079502Oil Cooler · corrodedOIL COOLER HAS CORROSION.May 28, 2002 · N3911L · Bell 412SDR CA020830014Motor · worn(CAN) ON SHUTDOWN PILOT HEARD FAN MAKING A DIFFERENT SOUND. ON INSPECTION OF FAN, IT WAS FOUND TO BE LOOSE. INDICATING WORN ARMATURE BEARING JOURNALS. AT THIS TIME A NEW DC MOTOR WAS INSTALLED. ON TEAR DOWN OF MOTOR IT WAS FOUND THAT IT NEEDED 2 NEW BEARING 4 May 20, 2002 · Snias AS350B3SDR CA020523006Housing · cracked(CAN) SMALL CRACK ON OUTSIDE OF OIL COOLER HOUSING CLOSE TO THE CENTRE. NOTED SMALL DROPS OF OIL FORMING ON EXTERIOR OF ENGINE OIL COOLER.May 14, 2002 · Robsin R22BETASDR CA020515009Actuator · failed(CAN) DURING CLIMB, OIL TEMPERATURE NR 1 EXCEEDED UPPER LIMIT (1080C) ACCORDING AOM FOR APPROXIMATELY 3 MINUTES. CREW REDUCED POWER AND ENTERED HOLDING FOR TROUBLESHOOTING. OIL TEMPERATURE THEN RETURNED TO NORMAL. FLIGHT LANDED FOR TECHNICAL INVESTIGATION. OIMay 12, 2002 · Dhav DHC8*SDR HEEA078790Support · crackedOIL COOLER SUPPORT ASSY IS CRACKED IN TWO PLACES.May 7, 2002 · N408PH · Bell 407SDR 2002FA0000669Oil Cooler · damagedTHE LISTED OIL COOLER WAS OVERHAULED. PROBLEM: THE THREADS FOR THE OIL TEMP PROBE WAS 40 PERCENT DESTROYED OR GONE. THIS AREA WAS NOT INSPECTED OR OVERLOOKED, WAS NOT POSSIBLE TO INSTALL OIL TEMP PROBE. RETURNED OIL COOLER TO OVERHAUL COMPANY.Apr 14, 2002 · Cessna 310RSDR HEEA078573Oil Cooler · cloggedENGINE OIL COOLER IS CLOGGED WITH GREASE.Apr 5, 2002 · N447PH · Bell 407SDR ERAA078463Blower · wornOIL COOLER BLOWER DUE 1500 HR OVERHAUL. WORN INBOARD BUSHING IN CASING ASSY. CRACKED IMPELLER. ACTION TAKEN: C/W PRELIMINARY INSPECTION. NO DEFECTS NOTED. DISASSEMBLED OIL COOLER, CLEANED, STRIPPED PAINT & PRIMER & VISUALLY INSPECT ALL PARTS. FOUND MECHApr 4, 2002 · Bell 412SDR DL76L020245Cooler · defectiveON CLIMB REPORTED ENG OIL TEMP HIGH. CONFIRMED NOT A INDICATION PROBLEM. MTC IN WORK. OIL FILTER/CHIP DETECTOR CLEAN. NO EEC FAULTS. T/S PER FIM NO FAULTS. REPLACED AIR/OIL COOLER AND VALVE. ALSO REPLACED FUEL/OIL COOLER BY PASS VALVE.Mar 1, 2002 · N181DN · Boeing 767332SDR HEEA078057Duct · crackedENGINE OIL COOLER DUCT CRACKED.Feb 26, 2002 · N407PH · Bell 407SDR AUS20020117Oil Cooler · leaking(AUS) NO2 ENGINE OIL COOLER LEAKING. LOSS OF ENGINE OIL.Feb 18, 2002 · Dhav DHC8102SDR CA020228018Oil Cooler · leaking(CAN) NR 2 OIL PRESSURE WARNING LIGHT ILLUMINATED WITH A DECAYING OIL PRESSURE INDICATION. ENGINE CONTROLS WERE MOVED TO FLIGHT IDLE AND THE PROPELLER FEATHERED. OIL PRESSURE CONTINUED TO REDUCE, AND CREW ELECTED TO SHUTDOWN NR 2 ENGINE. NR 2 ENGINE SHUTDOWN Feb 18, 2002 · Dhav DHC8101SDR S6G2002F00000Pin · shearedDURING PREFLIGHT, PILOT FOUND NR1 ENGINE OIL COOLER FAN DRIVESHAFT DAMAGED. SHEAR BOLT BETWEEN NR1 ENGINE COUPLING ADAPTER AND DRIVE FAN ADAPTER FAILED ALLOWING DRIVE FAN ADAPTER TO MIGRATE AFT AND DISENGAGE SPLINES OF ENGINE PTO SHAFT. THE OIL COOLER DIRVESFeb 13, 2002 · N80NM · Agusta A109A2SDR ACE0208021Oil Cooler · crackedPILOT REPORTED THAT, AFTER LANDING, HE OBSERVED ENGINE OIL LEAKING FROM THE NR 2 ENGINE. THE OIL LEVEL WAS VERIFIED TO BE JUST INDICATIONS OF OIL PRESSURE LOSS, FLUCTUATION OR HIGH TEMP. MAINTENANCE REPLACED THE OIL COOLER AND LATER VERIFIED THAT IT WAS CRACKFeb 9, 2002 · N1566C · Beech 1900CSDR 02039416Oil Cooler · defectiveDURING APPROACH INTO BOS CREW RECEIVED RT ENGINE AMBER OIL PRESSURE MESSAGE AND OIL PSI TURNED RED. CREW FOLLOWED QRH AND PERFORMED A PRECAUTIONARY ENGINE SHUT DOWN. AN EMERGENCY WAS DECLARED WITH ATC AND FLIGHT LANDED WITHOUT FURTHER INCIDENTS. MAINTENANCEFeb 8, 2002 · N416FJ · Dorner DO328300SDR 2002UALA00213Heat Exchanger · malfunctionedSTATUS MSG LEFT ENGINE AIR OIL VALVE. SUITABLE EQUIPMENT MAY NOT BE AVAILABLE TO REPAIR ENGINE IN HAVANA. RETURNED TO MIA. REPLACED AIR-OIL HEAT EXCHANGER AND VALVE.Feb 2, 2002 · N648UA · Boeing 767322SDR HEEA077813Oil Cooler · contaminatedENGINE OIL COOLER HAS METAL CONTAMINATION.Jan 30, 2002 · N495PH · Bell 407SDR HEEA077797Duct · out of adjustCAUSING OIL COOLER BLOWER HOUSING TO CRACK AT BEING OUT OF ALIGNMENT.Jan 30, 2002 · N499PH · Bell 407SDR HEEA077736Oil Cooler · contaminatedMETAL CONTAMINATION.Jan 28, 2002 · N495PH · Bell 407SDR CGH2002F00000Regulator · defectiveRIGHT ENGINE OIL TEMPERATURE INDICATION WENT TO RED LINE WHEN IN CRUISE CONFIGURATION. WHEN POWER WAS REDUCED, OIL TEMPERATURE WENT INTO THE GREEN. THE OIL TEMPERATURE REGULATOR/PRESSURE RELIEF VALVE IS SUSPECTED TO BE STICKING AS THE INSTALLATION OF A NEW RJan 23, 2002 · N350CB · Beech 300BEECHSDR ERAA077896Impeller · bentIMPELLER BLADES ON OIL COOLERJan 17, 2002 · N412EH · Bell 412SDR AC2A077544Thermostat · inaccurateHIGH ENGINE OIL TEMPERATURE IN FLIGHT. REPLACED THERMOSTAT. CURED PROBLEM.Dec 27, 2001 · N5401G · Skrsky S76ASDR CA011227002Adapter · leaking(CAN) ON ROTATION OUT, CREW NOTED NR 1 OIL PRESSURE WARNING LIGHT ILLUMINATED, AND LARGE STREAK OF OIL ALONG INBOARD SIDE OF LT NACELLE. CREW ELECTED TO SHUT DOWN NR 1 ENGINE (HAD TO USE ALTERNATE FEATHER PROCEDURE TO FEATHER THE PROPELLER), AND RETURMED TDec 23, 2001 · Dhav DHC8102SDR CA020103010Oil Cooler · leaking(CAN) A/C ON APPROACH WHEN CREW NOTED LEFT OIL PRESSURE FLUCTUATING. CREW RPTED PRESSURE FLUCTUATING UP TO 25 PSI&AVERAGING 30 PSI LOWER THAN RIGHT ENGINE. NO MENTION OF WARNINGS OR OTHER ACTION TAKEN. MAINT FOUND LEFT ENGINE TO BE 5 QTS LOW OF OIL. ENGINE SERDec 20, 2001 · Cndair CL6002B19SDR AUS20011390Hose · deteriorated(AUS) ENGINE OIL COOLER FAILED FROM OVER-PRESSURISATION. INVESTIGATION FOUND PARTICLES OF RUBBER IN THE OIL COOLER BLOCKING THE RETURN OIL FLOW TO THE OIL TANK. THE RUBBER PARTICLES APPEAR TO HAVE COME FROM INTERNAL FAILURE OF OIL HOSE PNO 111F417-8D0440. THE Dec 11, 2001 · Fltchr FU24AIRPTSSDR CA011102001Cooler · failed(CAN) LEVELING OFF AT FL 240 AFTER TAKING OFF NR 1 ENG OIL PRESSURE WARNING LIGHT ILLUMINATED WITH ASSOCIATED BELOW 40 PSI IND. ON GAUGE. ENG SHUTDOWN&PROP FEATHERED AS PER CO POLICY, PILOT CONTACTED MOC&ELECTED TO RETURN BACK TO POINT OF DEPTR&LANDED W/O INCIOct 27, 2001 · Dhav DHC8*SDR QXEA0101698Oil Cooler · crackedPDX- DEPARTED SEA HEADING FOR MFR, LEVELING AT 21,000 FT THE MASTER WARNING LIGHT FLICKERED A FEW TIME THEN CAME ON STEADY. THE NR 1 ENGINE OIL PRESSURE LIGHT WAS ILLUMINATED. STARTED THE OIL PRESSURE CHECKLIST. DURING CHECKLIST PROCESS, OIL PRESSURE DROPPEOct 23, 2001 · N357PH · Dhav DHC8202SDR BAQ2002F00000Belt · brokenSTRUCTURAL CORD FAILURE OF NR 1 ENGINE OIL COOLER BELT CAUSED ENGINE OIL HOT WARNING LIGHT TO COME ON AND OIL TEMPERATURE READING SOON CLIMBED HIGH INTO THE YELLOW. ENGINE WAS SHUTDOWN IN FLIGHT.Oct 10, 2001 · N12UW · Agusta A109ESDR CA011018019Valve · contaminated(CAN) WHILE CARRYING OUT A OIL FILTER PATCH INSPECTION (SCHEDULED), FOUND FIVE SOLID "SHIMS" WITHIN THE ENGINE MAIN OIL FILTER HOUSING. SHIMS ARE 0.5 INCH IN DIAMETER AND FOUR 0.030 INCH AND ONE 0.010 INCH IN THICKNESS. FOUND THAT THE SAME IDENTICAL SHIMS ARE Oct 8, 2001 · Dhav DHC8102SDR HEEA076446Oil Cooler · leakingLEAKING. PENDING VENDOR REPAIR.Oct 4, 2001 · N2149S · Bell 412SDR HEEA076294Oil Cooler · contaminatedMETAL CONTAMINATION.Oct 1, 2001 · N5736J · Bell 212SDR HEEA076293Oil Cooler · leakingOIL COOLER LEAKS.Oct 1, 2001 · N2258F · Bell 412SDR HEEA076290Oil Cooler · contaminatedMETAL CONTAMINATED.Oct 1, 2001 · N2148K · Bell 412SDR HEEA076289Oil Cooler · contaminatedCONTAMINATED FROM MAST, ALSO LEAKS.Oct 1, 2001 · N3131S · Bell 212
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