JASC 7922

Service difficulty reports · 268

Reports filed under 7922 · Engine Oil Temperature Regulator, 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 = '7922'
  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 95ZZZX3080Valve · crimp nut looseC/W SB 518C (LYC) CHECKED VERNATHERM NUT, FOUND LOOSE, NOT CRIMPED CORRECTLY. NEW PART ON ORDER. PREVIOUSLY FOUND 3 OTHER AIRCRAFT OUT OF 5 AIRCRAFT CHECKED WITH VERNATHERM NUTS LOOSE, AND THEY WERE REPLACED WITH NEW VERNATHERM VALVES AFTER INSPECTION TO C/WJun 6, 1995 · N35FD · Cessna 152SDR 95ZZZX3327Valve · crimp nut looseINSPECTED VALVE ASSEMBLY PER LYCOMING SB 518C. FOUND SLIGHT MOVEMENT OF NUT IN CRIMP AREA. MODIFIED VALVE IAW LYCOMING SI 1423.Jun 1, 1995 · N303EG · Gulstm 500SSDR 95ZZZX2961Valve · loose crimp nutINSPECT OIL COOLER BYPASS VALVE PER LYCOMING SB 518B. FOUND LOOSE NUT. INSTALL NEW VALVE IAW SB.May 31, 1995 · N3053E · Piper PA28181SDR 95ZZZX2960Valve · crimp nut looseINSPECT OIL COOLER BYPASS VALVE PER LYCOMING SB518B. FOUND LOOSE NUT. INSTALL NEW VALVE IAW SB.May 31, 1995 · N5943U · Piper PA28140SDR 95ZZZX2958Valve · crimp nut looseINSPECT OIL COOLER BYPASS VALVE PER LYCOMING SB 518B. FOUND LOOSE NUT. INSTALL NEW VALVE IAW SB.May 31, 1995 · N36590 · Piper PA32RT300SDR 95ZZZX2951Valve · crimp nut looseDURING AN ANNUAL INSPECTION, THE VERNATHERM VALVE WAS REMOVED FOR INSPECTION TO COMPLY WITH LYCOMING SB 518C. THE VALVE PN 75944 HAD A LOOSE CRIMP NUT AND VALVE CONE HAD A WORN GROOVE. INSTALLED NEW VALVE PN SL53E19600 WHICH HAS DRILLED NUT AND ROLL PIN. REMay 26, 1995 · N47837 · Piper PA28161SDR 95ZZZX2937Valve · crimp nut looseENGINE WAS JUST RECENTLY OVERHAULED BY AN EASTROM DEALER IN SPRINGFIELD, MO. ON THE FIRST 50-HOUR INSPECTION, THE VERNATHERM VALVE, PN 75944, WAS REMOVED FOR INSPECTION TO COMPLY WITH LYC SB518C. THE VALVE HAD A LOOSE CRIMP NUT AND VALVE CONE HAD WORN GROOVEMay 26, 1995 · N199TV · Enstrm 280FSDR 95ZZZX3203Valve · crimp nut looseON C/W LYC SB 518C BY CHECKING FOR LOOSE CRIMP NUTS, HAVE INSPECTED 6 AND FOUND 4 LOOSE NUTS.May 19, 1995SDR 95ZZZX2698Valve · crimp nut looseRETAINER NUT WAS NOT CRIMPED PROPERLY AT MANUFACTURE CAUSING NUT TO BECOME LOOSE AND WEAR RAPIDLY. THIS PART WAS VERY CLOSE TO FAILING AND LYC SB 518B SHOULD BECOME AN AD SO THAT THESE DEFECTIVE VALVES MUST BE LOOKED AT BEFORE SOMEBODY GETS HURT.May 19, 1995 · N38208 · Piper PA32R300SDR 95ZZZX3141Valve · missingWHEN COMPLYING WTIIH LYCOMING SB 518C (COPY ATTACHED) FOUND CRIMPED NUT HOLDING VALVE TOGETHER WAS MISSING. UPON FURTHER INVESTIGATION, FOUND NUT LODGED IN HOSE ELBOW TO OIL COOLER.May 17, 1995 · N36398 · Piper PA32RT300SDR 95ZZZX2732Valve · crimp nut loosePART NAME THERMOSTATIC BYPASS VALVE. NUT LOOSE INSPECTED PER LYC SB OA-518C, PN 75944, SN 36700. ENG TT 2895.0. ENG TT SMOH, 1019.0 HRS. RIGHT ENGINE.May 17, 1995 · N714MD · Piper PA23250SDR 95ZZZX2731Valve · crimp nut loosePART NAME THERMOSTATIC BYPASS VALVE. NUT LOOSE INSPECTED PER LYC SB 0A-518C, PN 75944, SN 41966. ENGINE TT, 2895.0. ENGINE TT SMOH 1019.0 HRS. LEFT ENGINE.May 17, 1995 · N714MD · Piper PA23250SDR 95ZZZX2702Valve · loose crimp nutREMOVED VALVE FOR INSPECTION IAW LYCOMING SB 518C, AND FOUND CRIMP NUT LOOSE. INSTALLED NEW VALVE, PN 53E19600, SN 64169, IN ORDER TO RELIEVE FURTHER INSPECTIONS REQUIRED IF VALVE HAD BEEN REWORKED IAW LYCOMING SI 1423. SUBMITTER BELIEVES IT IS MORE DESIREABMay 15, 1995 · N201SQ · Mooney M20JSDR 95ZZZX2687Valve · crimp nut looseREMOVED ENGINE FOR NORMAL OVERHAUL. REMOVED THERMOSTATIC BYPASS VALVE TO INSTALL IN REPLACEMENT ENGINE. FOUND CRIMP NUT LOOSE. THIS VALVE IS NOT SUBJECT TO THE RECURRING INSPECTION AS SHOWN IN SB518C BECAUSE OF SERIAL NUMBER. SUGGEST ALL VALVES BE INSPECTEMay 12, 1995 · N3829X · Beech C23SDR 95ZZZX2948Valve · crimp nut looseCRIMP NUT LOOSE AND ABOUT ONE-HALF WAY OFF. FOUND WHILE COMPLYING WITH LYC SB 518C.May 10, 1995 · N3327P · Piper PA32R301TSDR 95ZZZX2617Valve · wornDURING AN OIL CHANGE, THE THERMOSTATIC BYPASS VALVE WAS REMOVED FROM INSPECTION PER LYCOMING MANDATORY SB 518A. THE CRIMP NUT ON VALVE WAS FOUND LOOSE AND VALVE SEAT WORN. WHILE INSPECTING A BEECH SPORT, PIPER CHEROKEE 180 AND AN ENSTORM 280F HELICOPTER, IT May 9, 1995 · N30915 · Cessna 177BSDR 95ZZZX3077Valve · crimp nut looseVERNATHERM NUT IS VERY LOOSE - ENGINE AND A/C HAVE ONLY 160.0 TT SINCE NEW.May 8, 1995 · N5833J · Cessna 172NSDR 95ZZZX2634Valve · nut looseINSPECTION OF THERMOSTIC BYPASS VALVE. NUT WAS FOUND LOOSE. SERIAL NUMBER IS HIGHER THAN VALVES AFFECTED IN TEXTRON LYCOMING SB 518B.May 8, 1995SDR 95ZZZX2425Valve · crimp nut looseCRIMP NUT LOOSE ON SHAFT PER SB 518B (LYCOMING) DATED 3-21-95. TIME SINCE FACTORY O/H, 104 HRS. OVERHAULED BY LYCOMING ON 12-22-92. PLACED IN SERVICE ON 3-1-93. REPLACED VALVE WITH NEW PARTS FROM LYCOMING.May 8, 1995 · N53EM · Beech B24RSDR 95ZZZX3078Valve · crimp nut loosePER AIRCRAFT ANNUAL INSPECTION, CHECKED THERMOSTATIC VALVE CONDITION. FOUND THE SERIAL NUMBER OF THIS VALVE IS NOT SUBJECT TO INITIAL INSPECTION, BUT FOUND THIS THERMOSTATIC VALVE TO HAVE A LOOSE CRIMP NUT. ALL THERMOSTATIC VALVES NEED TO BE CHECKED OR A NEWMay 4, 1995 · N34680 · Cessna 177BSDR 95ZZZX2434Valve · nut missingUPON COMPLIANCE OF LYCOMING SB 518B, FOUND NUT MISSING. THE NUT WAS LOCATED INSIDE OIL COOLER WITH THE WRENCH FLATS OF THE NUT COMPLETELY ROUNDED OFF. OUT OF 14 ACFT, THIS SHOP HAS INSPECTED, HAVE HAD TO REPLACE 12 BYPASS VALVES. HIGHLY RECOMMEND THIS SB BEMay 3, 1995 · N4079H · Piper PA31350SDR 95ZZZX2949Valve · crimp nut looseCRIMP NUT LOOSE. FOUND WHILE COMPLYING WITH LYC SB 518B.May 2, 1995 · N9083K · Piper PA28181SDR 95ZZZX2701Valve · crimp nut looseREF LYC SB 518B. TWO OUT OF THREE NUTS HAVE BEEN LOOSE. ONE NUT WAS CRACKED.May 2, 1995SDR 95ZZZX2700Valve · crimp nut looseREF LYC SB 518B. TWO OUT OF THREE NUTS HAVE BEEN LOOSE. ONE NUT WAS CRACKED.May 2, 1995SDR 95ZZZX2489Valve · failedYYZ/BWI - FLT 3393 - THE NR 2 ENGINE OIL PRESSURE WARNING LIGHT ILLUMINATED, FOLLOWED BY LOSS OF OIL PRESSURE ON THE NR 2 ENGINE OIL PRESSURE GAUGE. POWER WAS REDUCED IMMEDIATELY AND THE ENGINE WAS SHUT DOWN IN-FLIGHT. AIRCRAFT DIVERTED TO SCE AND LANDED WITMay 2, 1995 · N910HA · Dhav DHC8102SDR 95ZZZX2488Oil Cooler · failedYYZ/BWI - FLT 3393 - THE NR 2 ENGINE OIL PRESSURE WARNING LIGHT ILLUMINATED, FOLLOWED BY LOSS OF OIL PRESSURE ON THE NR 2 ENGINE OIL PRESSURE GAUGE. POWER WAS REDUCED IMMEDIATELY AND THE ENGINE WAS SHUT DOWN IN-FLIGHT. AIRCRAFT DIVERTED TO SCE AND LANDED WITMay 2, 1995 · N910HA · Dhav DHC8102SDR 95ZZZX2699Valve · loose crimp nutIN COMPLIANCE WITH TEXTRON-LYCOMING SB 518B, FOUND CRIMP NUT LOOSE WITH SIDE-TO-SIDE LOAD AND WITH TWISTING LOAD. OPERATION AND CONDITION OF VALVE WERE NORMAL.Apr 27, 1995 · N21D · Piper PA60601PSDR 95ZZZX2313Valve · crimp nut looseFOUND LOOSE CRIMP NUT IAW LYCOMING SB 518B. NUT MEETS CRIMP DEPTH, BUT IS LOOSE ON SHAFT. RECOMMEND RETURNING TO OLD STYLE WITH ROLL PIN THROUGH-NUT.Apr 27, 1995 · N16435 · Piper PA28180SDR 95ZZZX3076Valve · crimp nut looseWHILE C/W LYC SB 518B, FOUND NUT LOOSE AND SHAFT BENT - TT UNKNOWN.Apr 26, 1995 · N6252W · Piper PA28140SDR 95ZZZX2319Valve · crimp nut looseBYPASS VALVE REMOVED TO COMPLY WITH LYCOMING SB 518A. THE NUT WAS FOUND LOOSE AND HALF-WAY UNSCREWED FROM THE THREADED SHAFT OF THE VALVE. IT WAS NOTED THE SERIAL NUMBER OF VALVE WAS HIGHER THAN THE AFFECTED SERIAL NUMBERS LISTED IN SB. RECOMMEND INSPECTION Apr 19, 1995SDR 95ZZZX2269Valve · nut looseBYPASS VALVE REMOVED TO COMPLY WITH LYCOMING SB 518A. THE NUT WAS FOUND LOOSE AND HALF-WAY UNSCREWED FROM THE THREADED SHAFT OF THE VALVE. IT WAS NOTED THE S/N OF VALVE WAS HIGHER THAN THE AFFECTED S/N'S LISTED IN SB. SUBMITTER RECOMMENDS INSPECTION PER SB Apr 19, 1995SDR F6LM9592Motor · seizedMOTOR WILL NOT SPIN. BEARINGS FEEL SEIZED. CURRENT LIMITER BLOWN. THE MOTOR HAS OPEN VENT SCREENS WHICH ALLOWS WATER INSIDE THE MOTOR. REPLACED THE MOTOR. NEW MOTOR IS POST MOD 07-2515 WHICH HAS BETTER COVERING OF THE VENT HOLES. REPLACED CURRENT LIMITERApr 13, 1995 · N6093B · Snias AS350B2SDR 95ZZZX2117Valve · nut looseREMOVED FOR INSPECTION PER SB 518A. VERNATHERM FAILED INSPECTION. CRIMP ON NUT WAS GREATER THAN MAX ALLOWANCE OF .167 INCH AND NUT MOVED ON SHAFT.Apr 10, 1995 · N27343 · Piper PA31350SDR 95ZZZX2116Valve · nut missingDURING INSPECTION OF RIGHT ENGINE OIL VERNATHERM PER LYCOMING SB 518A, FOUND RETAINING NUT MISSING FROM END OF VERNATHERM. RETAINING NUT WAS RETRIEVED FROM ENGINE OIL COOLER.Apr 10, 1995 · N27343 · Piper PA31350SDR 95ZZZX2184Valve · nut missingDURING COMPLIANCE WITH LYCOMING SB 518A DATED 2-3-95, THE CRIMP NUT ON THE THERMOSTATIC BYPASS VALVE WAS FOUND MISSING.Apr 6, 1995 · N2530V · Cessna 177RGSDR 95ZZZX2050Vernatherm · crimp nut looseVERNATHERM REMOVED FOR INSPECTION PER LYCOMING SB 518A. VERNATHERM FOUND DEFECTIVE. NUT LOOSE ON SHAFT.Apr 4, 1995 · N500EE · Piper PA31350SDR 95ZZZX1982Valve · crimp nut looseCOMPLYING WITH LYCOMING SB 518A, CRIMP NUT WAS FOUND TO BE LOOSE AND NOT MEET CRIMP DEPTH SPEC.Apr 4, 1995 · N65473 · Cessna 152SDR 95ZZZX1977Valve · crimp nut looseCOMPLYING WITH LYCOMING SB 518A - CRIMP NUT WAS FOUND TO BE LOOSE AND NOT MEET CRIMP DEPTH SPEC.Apr 4, 1995 · N4326F · Piper PA28151SDR 95ZZZX2426Valve · crimp nut looseREF. LYCOMING MANDATORY SB 518B, CRIMPED NUT WAS ABLE TO BE ROTATED FREELY .1250 INCH TO EITHER SIDE.Apr 1, 1995 · N2NS · Piper PA31350SDR 95ZZZX2407Valve · crimp nut looseREMOVED VALVE FOR INSPECTION PER MSB518A. FOUND NUT IN QUESTION TO BE SEPARATED FROM SHAFT. NUT WAS FOUND CRIMPED AS REQUIRED. CRIMPING OF NUT DOES NOT PRECLUDE SEPARATION FROM SHAFT.Apr 1, 1995 · N8433A · Piper PA32301TSDR 95ZZZX2110Valve · crimp nut looseCRIMP NUT LOOSE ON SHAFT PER SB 518B (LYCOMING) DATED 3-21-95. TIME SINCE FACTORY OH, 104 HOURS. OVERHAULED BY LYCOMING ON 12-22-92. PLACED IN SERVICE ON 3-1-93. REPLACED VALVE WITH NEW PART FROM LYCOMING.Apr 1, 1995 · N53EM · Beech B24RSDR 95ZZZX1875Valve · nut failed inspCRIMP NUT INSPECTION DONE AT ANNUAL AND PART FAILED THE FIRST PART OF THE MANDATORY SB NR 518A, DATED 2-3-95. ONE OF THREE HAVE ALL FAILED THE FIRST TEST OF BEING OVER THE MINIMUM CRIMP DEPTH. (ALL AT .191 INCH). PARTS ON BACK-ORDER 3 TO 8 WEEKS.Apr 1, 1995 · N9001J · Piper PA28180SDR 95ZZZX1877Valve · crimp nut looseWHILE COMPLYING WITH LYCOMING SB518A, FOUND CRIMP NUT LOOSE AS SHOWN IN STEP 2 OF BULLETIN. CRIMP NUT LOOSE DUE TO POOR DESIGN.Mar 24, 1995 · N3420Q · Piper PA28R201SDR 95ZZZX1697Valve · crimp nut looseWHILE COMPLYING WITH LYCOMING SB518A INSPECTION OF THE THERMOSTATIC BYPASS VALVE, THE NUT WAS FOUND LOOSE. A NEW VALVE, PN 53E19600, SN 61088, WAS OBTAINED AS A REPLACEMENT. WHEN THE NEW VALVE WAS INSPECTED, NUT WAS ALSO FOUND LOOSE. THIS VALVE, ACCORDING TOMar 23, 1995 · N642DG · Mooney M20FSDR 95ZZZX1592Valve · nut crackedREMOVED THERMOSTATIC BYPASS VALVE TO C/W SB 518A, FOUND NOT TO PASS DIMENSIONAL CHECK. ORDERED NEW VALVE WITH HIGHER SERIAL NUMBER TO EXTEND SB COMPLIANCE TIME TO ANNUAL. UPON INSPECTION OF NEW VALVE, FOUND CRIMPED NUT TO HAVE CRACK THAT APPEARS TO BE CAUSEDMar 20, 1995 · N9087V · Piper PA32R301SDR 95ZZZX1594Valve · crimp nut looseWHILE PERFORMING LYCOMING MANDATORY SB NR 518A, FOUND THERMOSTATIC BYPASS VALVE CRIMP NUT VERY LOOSE. SUBMITTER STATES 3 OF 4 VALVES CHECKED WERE BAD.Mar 16, 1995 · N4093W · Piper PA31350SDR 95ZZZX1414Valve · crimp nut looseWHILE COMPLYING WITH LYCOMING SB 518A, FOUND CRIMP NUT LOOSE AS SHOWN IN STEP 2 OF BULLETIN. CRIMP NUT LOOSE DUE TO POOR DESIGN.Mar 13, 1995 · N5105R · Tcraft 19SDR 95ZZZX1360Valve · loose crimp nutWHILE COMPLYING WITH LYCOMING SB 518A, FOUND CRIMP NUT LOOSE AS SHOWN IN STEP 2 OF BULLETIN. SUBMITTER SUGGESTS CRIMP NUT LOOSE DUE TO POOR DESIGN.Mar 9, 1995 · N5117R · Beech C23SDR 95ZZZX1355Valve · loose crimp nutWHILE COMPLYING WITH LYCOMING SB 518A FOUND CRIMP NUT LOOSE AS SHOWN IN STEP 2 OF BULLETIN. SUBMITTER SUGGESTS CRIMP NUT LOOSE DUE TO POOR DESIGN.Mar 7, 1995 · N1851Z · Beech C23SDR 95ZZZX1359Valve · loose crimp nutWHILE COMPLYING WITH LYCOMING SB 518A, FOUND CRIMP NUT LOOSE AS SHOWN IN STEP 2 OF BULLETIN. SUBMITTER SUGGESTS CRIMP NUT LOOSE DUE TO POOR DESIGN.Feb 28, 1995 · N4829P · Cessna 152
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