JASC 7930

Service difficulty reports · 1,287

Reports filed under 7930 · Engine Oil Indicating 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 = '7930'
  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 9626726302Oil Filter Light · illuminatedDURING CRUISE AT FL290, THE NR 4 ENGINE OIL FILTER ADVISORY MESSAGE CAME ON AND WOULD NOT EXTINGUISH AT IDLE THRUST. CREW ELECTED TO SHUTDOWN THE ENGINE AND RETURNED TO HNL WITHOUT FURTHER INCIDENT. MAINTENANCE PERFORMED VISUAL INSPECTION OF THE OIL FILTER BDec 22, 1996 · N622US · Boeing 747451SDR 97ZZZX638Switch · sticksSWITCH STICKS IN OPEN POSITION. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.Dec 15, 1996 · N8970N · Cessna 441SDR MZZA96141Bypass Light · wire looseFLT 951 - GUM - DURING CLIMB, ALL THREE ENGINE LOW PRESSURE FILTER BYPASS LIGHTS CAME ON. FOUND WIRE L26 AT FAULT. PER MM REF 33-19-02 CORRECTED FAULT. PERFORMED OPERATIONAL CHECK AND ALL INDICATIONS WERE NORMAL. AIRCRAFT RELEASED FOR SERVICE. (M)Dec 6, 1996 · N89427 · Boeing 727227SDR USAASB96249Oil Bypass Sw · failedPIT - FLT 1594 - AFTER LEVEL OFF AT FL 250, CREW RECEIVED THE LEFT OIL FILTER BYPASS INDICATION. LIGHT REMAINED ON WHEN THRUST WAS REDUCED. CREW SHUT DOWN LEFT ENGINE. FLIGHT RETURNED TO PIT AND LANDED WITH NO FURTHER INCIDENT. MAINTENANCE CHECKED THE OIL Dec 2, 1996 · N338US · Boeing 737301SDR CA970130002Switch · open port(CAN) 30 MINUTES AFTER TAKEOFF #1 OIL QUANTITY STARTED A GRADUAL DECREASE. POWER REDUCED ON REACHING 2 GALLONS. ENGINE SHUT DOWN AT ZERO QUANTITY, PRESSURE AND TEMPERATURE NORMAL. ON PREVIOUS LEG OIL PRESSURE WENT TO ZERO JUST BEFORE TOUCHDOWN. ALL OTHER INDICNov 28, 1996 · Boeing 727225SDR TWAA9613601Switch · malfunctionedSTL - FLT 422 - DURING CLIMB, SHUT DOWN NR 1 ENGINE, SN 1541, DUE TO OIL FILTER BYPASS LIGHT ILLUMINATION. FOUND OIL FILTER BYPASS LIGHT SWITCH MALFUNCTIONING. REPLACED BYPASS LIGHT SWITCH, MFG PN A00803-2. ENGINE OPERATION AND INDICATION OK. ENGINE TOTAL TNov 7, 1996 · N54335 · Boeing 727231SDR 9623285520Oil Filter Light · illuminatedAFTER PUSHBACK, THE NR 1 ENGINE OIL FILTER EICAS MESSAGE WAS DISPLAYED. AIRCRAFT RETURNED TO THE GATE. GROUND MAINTENANCE CHECKED MAG PLUGS AND REPLACED MAIN OIL STRAINER. NO CONTAMINATES WERE FOUND.Nov 3, 1996 · N520US · Boeing 757251SDR 9623125530Oil Filter Light · illuminatedAFTER PUSHBACK, THE NR 1 ENIGNE OIL FILTER MESSAGE WAS DISPLAYED. AIRCRAFT RETURNED TO THE GATE AFTER ENGINE SHUTDOWN AND RESTART. MESSAGE DID NOT REPEAT. GROUND MAINTENANCE INSPECTED AND REPLACED THE ENGINE OIL FILTER. NO CONTAMINATION WAS FOUND.Oct 30, 1996 · N530US · Boeing 757251SDR 9623135512Switch · malfunctionedDURING TAXI OUT, THE NR 1 ENIGNE OIL FILTER MESSAGE WAS DISPLAYED. THE NR 1 ENGINE WAS SHUT DOWN AND THE AIRCRAFT RETURNED TO THE GATE. MAINTENANCE INSPECTED THE OIL FILTER AND FOUND NO CONTAMINATION. DIFFERENTIAL PRESSURE SWITCH WAS REMOVED AND REPLACED.Oct 29, 1996 · N512US · Boeing 757251SDR HEEA968359Switch · defectivePRESS LIGHT DOES NOT COME ON.Oct 14, 1996 · N6607K · Bolkms BO105SSDR CA961030003Pressure Sensor · failed(CAN) AIRCRAFT LOST ALL OIL IN FLIGHT DUE TO HOBBS METER PRESSURE SENSOR FAILURE.Oct 9, 1996 · Maule M7235SDR HEEA968028Indicator · defectiveINDICATOR HAS RATTLE INSIDE UNIT.Oct 3, 1996SDR 96ZZZM1463Bypass Switch · cloggedMCI - DURING CRUISE SHUT DOWN NR 3 ENGINE DUE TO OIL FILTER BYPASS LIGHT ILLUMINATION. FOUND BYPASS SWITCH BANJO FITTING CLOGGED. CLEANED BANJO FITTING. ENGINE OPERATION AND FILTER BYPASS LIGHT OPERATION CHECKED NORMAL.Sep 22, 1996 · N52312 · Boeing 727231SDR 9619806615Connector · defectiveEN ROUTE, THE NR 1 ENIGNE OIL BYPASS FILTER LIGHT ILLUMINATED AT FL370. CREW FOLLOWED COM PROCEDURE, SHUT DOWN THE ENGINE AND FLIGHT CONTINUED TO NRT WITHOUT FURTHER INCIDENT. MAINTENANCE REPLACED THE ENGINE OIL FILTER AND A DEFECTIVE ELECTRICAL CONNECTOR D0Sep 16, 1996 · N615US · Boeing 747251BSDR 9619429970Differental Sw · failedWHILE APPLYING POWER FOR TAKEOFF, THE RIGHT ENGINE OIL STRAINER CLOGGING LIGHT ILLUMINATED. CREW ABORTED TAKEOFF AND RETURNED TO THE GATE. MAINTENANCE REPLACED THE RIGHT ENGINE OIL FILTER AND OIL FILTER DIFFERENTIAL SWITCH. LEAK AND OPERATIONAL CHECK OK.Sep 9, 1996 · N9334 · Doug DC931SDR TAOA099603Bypass Switch · inoperativeNR 3 ENGINE OIL FILTER BYPASS LIGHT ILLUMINATED FIVE MINUTES AFTER TAKEOFF, OIL PRESSURE AND QUANTITY WERE NORMAL. ENGINE WAS SHUT DOWN AND WINDMILLED AT GREATER THAN 10 PSI OIL PRESSURE FOR 10 MINUTES. REPLACED NR 3 OIL FILTER BYPASS LIGHT SWITCH AND MAIN OSep 8, 1996 · N916TS · Boeing 727254SDR VTZA96350Connector · looseFLT 6373 - SYN-IAD - DURING CLIMB, MADE AN UNSCHEDULED LANDING BACK TO SYN, DUE TO OIL COOLER CAPTION ILLUMINATED. MAINTENANCE RESECURED CANNON PLUG ON OIL COOLER, OPS CHECK OK. AIRCRAFT WAS RELEASED AND APPROVED FOR RETURN TO SERVICE. (M)Sep 3, 1996 · N483UE · Bag JETSTM3201SDR ABXA9600621Oil Clog Light · illuminatedDURING FLIGHT, RIGHT OIL STRAINER CLOGGING ANNUNCIATOR CAUTION LIGHT ILLUMINATED. RIGHT THROTTLE WAS REDUCED TO IDLE, LIGHT REMAINED ILLUMINATED, PRECAUTIONARY SHUT-DOWN OF RIGHT ENGINE WAS ACCOMPLISHED. REPLACED THE RIGHT ENGINE OIL SCREEN, MEGGED THE WIRESSep 3, 1996 · N930AX · Doug DC933FSDR AU961196Pipe · worn(AUS) ENGINE OIL PRESSURE PIPE LOCATED BETWEEN FIREWALL AND OIL PRESSURE GAUGE WORN THROUGH AND LEAKING DUE TO CHAFING BY SCAT HOSEAug 22, 1996 · Cessna 210NSDR VTZA96311Triple Gauge Ind · failedFLT NR 6435 - IAD-RDU - DURING TAXI, RETURNED TO GATE DUE TO RIGHT OIL TEMP GAUGE INOP. MAINTENANCE REMOVED AND REPLACED OIL TEMP GAUGE, OPS CHECK OK. AIRCRAFT WAS RELEASED AND APPROVED FOR RETURN TO SERVICE. (M)Aug 16, 1996 · N370MT · Bag JETSTM3201SDR SWAA960852Oil Press Ind · malfunctionedDIVERTED TO PHX DUE TO NUMBER 1 ENGINE OIL PSI DROPPING TO YELLOW RANGE, APPROX 20 PSI. AIRCRAFT LANDED WITHOUT INCIDENT. PERFORMED ENGINE RUN PER BOEING M/M, OIL PRESSURE AND QUANTITY REMAINED IN NORMAL RANGE. CHECKED METAL CHIP DETECTORS AND FILTERS, PERFAug 15, 1996 · N349SW · Boeing 7373H4SDR EIAA9628Bypass Light · malfunctionedLAX - ON CLIMB-OUT, NR 2 ENGINE OIL BYPASS LIGHT CAME ON AND STAYED ON EVEN AT IDLE THRUST. ENGINE SHUTDOWN, DUMPED FUEL, AND RETURNED TO LAX. OIL PRESSURE NORMAL. NR 2 ENGINE OIL FILTER INSPECTED AND FOUND TO BE CLEAN AS PER DDPG 79-3. OIL FILTER REPLACEDAug 11, 1996 · N470EV · Boeing 747273CSDR 96FDEA01306Oil Bypass Sw · malfunctionedNR 2 ENG SHUTDOWN DUE TO NR 2 OIL FILTER BYPASS LIGHT ON IN FLT AND WOULD NOT EXTINGUISH. REMOVED AND REPLACED MAIN OIL SCREEN. FOUND SMALL PIECES OF CARBON. RAN NR 2 ENG TO T/O POWER FOR 5 MINUTES. REMOVED AND REPLACED LOW OIL SCREEN, FOUND IT CLEANED. RJul 29, 1996 · N223FE · Boeing 727233SDR 96FDEA01288Oil Bypass Sw · failedNR 1 OIL BYPASS LIGHT ON IN FLT, OIL PRESS 50, TEMP 90, 3.5 GAL, ALL OK. IT STAYED ON AT IDLE PWR, SHUTDOWN NR 1. A/C RELEASED FOR SERVICE PER MEL 79-2 CAT B EXP 29JUL96. *S/D* REMOVED AND REPLACED NR 1 OIL BYPASS SWITCH. RAN AND OPS CHECK GOOD.Jul 26, 1996 · N222FE · Boeing 727233SDR 96ZZZM1225Bypass Switch · dirtyFLT 670 - MCO-GSO - AFTER REACHING FL 250, THE NR 1 ENG OIL FILTER BYPASS LIGHT BEGAN FLICKERING. THE NR 1 ENG WAS SHUTDOWN AND AN EMERGENCY WAS DECLARED INTO DAYTONA. AIR TRAN MECHANICS REMOVED THE ENG OIL FILTER AND INSPECTED. ENG OIL FILTER WAS CLEAN. MJul 23, 1996 · N460AT · Boeing 737214SDR VTZA96262Triple Gauge · failedFLT NR 6383 - IAD-CMH - DURING CLIMB, MADE A UNSCHEDULED LANDING DUE TO THE LEFT ENGINE HIGH OIL TEMP INDICATION. MAINTENANCE REMOVED AND REPLACED LEFT ENGINE OIL TEMP INDICATOR, OPS CHECK OK. AIRCRAFT WAS RELEASED AND APPROVED FOR RETURN TO SERVICE. (M)Jul 17, 1996 · N488UE · Bag JETSTM3201SDR 96FDEA01213Switch · failedNR 2 OIL FILTER BYPASS LIGHT ON AFTER TAKEOFF. SHUT DOWN AND RETURNED OIL PRESSURE 45, TEMPERATURE 90, QUANTITY 3.8. AIRCRAFT RELEASED FOR SERVICE PER MINIMUM EQUIPMENT LIST 79-4 CATEGORY B EXPIRATION 12 JUL 96. REF NR 2 OIL FILTER BY PASS INOPERATIVE, CHECJul 9, 1996 · N223FE · Boeing 727233SDR CA960722003Gauge Oil Press · faulty(CAN) PILOT REPORTED LOW OIL PRESSURE INDICATION ON #2 ENGINE ON TAKEOFF ROLL MAINTENANCE REPLACED THE #2 ENGINE DUAL OIL PRESSURE/TEMPERATURE GAUGE, S/N "ON" 06890149, S/N "OFF" 02871228GROUND RUN FUNCTIONAL TEST SATISFACTORY, AIRCRAFT RETURNED TO SERVICE.Jul 8, 1996 · Dhav DHC8311SDR 96FDEA01158Connector · dirtySCL: ENG NR 2 OIL FILTER BYPASS LIGHT CAME ON AT FLT LEVEL 310, 1 HOUR INTO SECOND LEG. ENGINE SHUTDOWN PER PROCEDURES. NORMAL OIL QUANTITY AND PRESSURE. REMOVED CANNON PLUG FROM LOW OIL PRESSURE SWITCH AND OIL FILTER BYPASS SWITCH AND CLEANED WITH CONTACTJun 20, 1996 · N223FE · Boeing 727233SDR 96ZZZX3352Nipple · brokenDURING FLIGHT, THE NIPPLE THAT ATTACHES OIL PRESSURE SENDER AND HOBBS METER SWITCH ASSEMBLY TO A 90 DEGREE ELBOW, BROKE. THE BROKEN NIPPLE CAUSED COMPLETE ENGINE FAILURE. SUBMITTER RECOMMENDS, PN AN911-1J WHICH IS MADE OF STAINLESS STEEL, BE USED TO PREVENT Jun 12, 1996 · N4327E · Piper PA38112SDR ORJA9635Oil Screen Light · illuminatedON CLIMB-OUT FROM SEA-ANC - 25,000, R OIL STRAINER CLOG LIGHT CAME ONE. REFERRED TO AOM AND PERFORMED IN FLIGHT AIR RETURN. NO OTHER INDICATIONS WERE ABNORMAL. LIGHT NEVER WENT OUT UNTIL TURNING OFF RUNWAY. OVERWEIGHT LANDING WAS MADE AT 131.7 LBS. REMOVJun 6, 1996 · N842RA · Doug DC982SDR HEEA967388Transmitter · defectivePRESSURE SLOWLY DROPS TO ZERO.Jun 6, 1996 · N350BZ · Snias AS350B2SDR HEEA967381Indicator · defectiveUPON POSTFLIGHT CHECK OF #1 ENGINE NOTED OIL FILTER BYPASS INDICATOR EXTENDED. REPLACED OIL FILTER WITH NO CHANGE. INDICATOR REPLACEMENT CORRECTED PROBLEM. REPLACED DISCREPANT PART. PERFORMED FUNCTIONAL TEST. INDICATOR FAILED OPERATIONAL TEST PRESSURE RANGJun 5, 1996 · N230UN · Bell 230SDR HEEA967341Indicator · malfunctionTEMP. NEEDLE STICKS AND PRESSURE READS HIGH. SENT TO MASCO FOR INSPECTION AND REPAIR.Jun 5, 1996 · N3131S · Bell 212SDR CA960619001Oil Pressure · low(CAN) #1 ENGINE OIL PRESSURE LOW ON TAKEOFF, ABORTED. NO FAULT FOUND.Jun 3, 1996 · Boeing 72725SDR AU960678Processor · faulty(AUS) NO2 ENGINE DUAL LOW OIL PRESSURE PROCESSOR FAULTY - CAUSES INTERFERENCE WITH MASTER WARNING SYSTEM - LYCOMING MODIFICATION79-2-0013D HAD BEEN CARRIED OUTMay 18, 1996 · Bac 146200ASDR 96UAL900352Pressure Switch · failedNR 1 ENGINE OIL FILTER EICAS MESSAGE, ENGINE SHUT DOWN. *S/D* TE OIL FILTER DELTA PRESSURE SWITCH FAILED. REPLACED SWITCH AND OIL FILTER.May 17, 1996 · N173UA · Boeing 747422SDR UPS96520102Pressure Switch · intermittentINSPECTION, INFLIGHT SHUTDOWN OF LT ENGINE DUE TO EICAS MESSAGE LT ENG OIL FILTER, ALL OTHER ENG INDICATION NORMAL. C/W F/M 79-21-00 FIG 104 REMOVED MAIN ENG OIL FILTER AND CHECKED ALL MAGNETIC CHIP DET, NO CONTAMINATION FOUND ON DETECTORS. INSTALLED NEW FILMay 11, 1996 · N409UP · Boeing 75724APFSDR CA960508001Regulator · fluctuating(CAN)ON TAKEOFF, OIL PRESSURE ON #1 ENGINE FLUCTUATED BELOW 40 PSI. WITH POWER LEVER AT FLIGHT IDLE AND CONDITION LEVER MOVING TO MINIMUM, OIL PRESSURE RETURNED TO NORMAL. WITH THE CONDITION LEVER TO MAX A ND POWER LEVER ADVANCING THROUGH 65 PERCENT TORQUE, FLMay 7, 1996 · Dhav DHC8101SDR HEEA967115Indicator · defectiveENG OIL INDICATOR HAS NO BACKLIGHTING.May 6, 1996 · N706AE · Skrsky S76ASDR 96ZZZM801Bypass Sw · failedDURING DESCENT NR 1 ENGINE OIL SCREEN CLOG LIGHT ILLUMINATED. REMOVED AND REPLACE ENGINE OIL FILTER GYPASS SWITCH, MFG P/N 42D109-1A. ALL FILTERS CHECKED OK. OPERATIONAL CHECK OK.Mar 31, 1996 · N110HM · Doug DC983SDR 96ZZZX3833Transducer · defectiveFOUND TRANSDUCER WAS NOT PRODUCING THE CORRECT OUTPUTS UNDER KNOWN OIL QUANTITY AND PRESSURES.Mar 29, 1996 · N829JS · Bag JETSTM3101SDR 96ZZZM770Oil Clog Light · illuminatedDURING CLIMB NR 1 ENGINE, S/N 3810, WAS SHUT DOWN DUE TO OIL STRAINER CLOG LIGHT ILLUMINATION. ENGINE TOTAL TIME 39,869, TOTAL CYCLES 46,939.Mar 25, 1996 · N971Z · Doug DC915SDR AU960805Harness · damaged(AUS) NO1 ENGINE OIL INDICATION SYSTEM HARNESS DAMAGED AND SHORT CIRCUITING ON PYLON DRAIN PIPE ON FRONT RH COWLINGMar 23, 1996SDR 96ZZZM659Filter Bypass Sw · failedPHL - FLT NR 304 - DURING CRUISE SHUT DOWN NR 3 ENGINE, S/N 1539, DUE TO FILTER BYPASS LIGHT ILLUMINATING. FOUND OIL FILTER BYPASS SWITCH AT FAULT. REPLACED OIL FILTER BYPASS SWITCH, MFG P/N A00803-2 AND ENGINE OPERATION AND INDICATION CHECKED NORMAL. (M)Mar 15, 1996 · N52313 · Boeing 727231SDR 9605909991Clog Light · illuminatedNR 2 ENGINE OIL FILTER CLOG WARNING LIGHT ILLUMINATED ON TAKEOFF ROLL. THE TAKEOFF WAS ABORTED AND THE AIRCRAFT RETURNED TO THE GATE. MAINTENANCE INSPECTED THE OIL FILTER; NO CONTAMINANTS NOTED. THE OIL FILTER WAS REPLACED AND THE ENGINE WAS RUN-UP. NO FURMar 10, 1996 · N8957E · Doug DC932SDR 96ZZZM629Filter Clog Ind · malfunctionedBNA - DURING DESCENT NR 2 ENGINE OIL FILTER CLOG LIGHT ILLUMINATED. REMOVED AND REPLACED OIL FILTER. PLACARDED FILTER CLOG INDICATOR LIGHT. (M)Mar 4, 1996 · N418EA · Doug DC951SDR USAASB96039Filter Bypass Sw · intermittentFLT NR 797 - MCO - FIVE MINUTES AFTER TAKEOFF, 'OIL FILTER BYPASS' LIGHT FOR NR 1 ENGINE CAME ON. RETARDED THROTTLES, NO HELP. SHUT DOWN ENGINE AND RETURNED TO MCO. MAINTENANCE REPLACED THE FILTER BYPASS SWITCH. (M)Mar 2, 1996 · N274US · Boeing 7372B7SDR CA960311034Tube Assembly · loose(CAN) AFTER 5 MINUTES IN CRUISE AT FL350, R/H ENGINE OIL PRESSURE SLOWLY DECREASED FROM 85 TO 25 PSI. WHEN RED WARNING LIGHT BLINKED, ENGINE SHUT DOWN. CHECKED AND SECURED OIL TUBE BETWEEN OIL PRESSURE TRANSMITTER AND 'B' SUMP SYSTEM. HIGH POWER RUN CARRIED OUMar 1, 1996 · Cndair CL6002B16SDR HEEA966551Pressure Switch · failedSWITCH CONTACTS WILL NOT OPEN OR CLOSE. T-OIL LIGHT ILLUMINATED IN FLIGHT.Jan 29, 1996 · N50293 · Bolkms BO105S
Back to JASC 7930