Pratt & Whitney PW4060

Service difficulty reports · 7,181

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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 engine_model_key = 'PW4060'
  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 CALA2025112811535Engine · fodIN CLIMB WITH CLIMB POWER SET EXCESSIVE VIBRATION LEFT ENGINE. 5 .0 VIB WITH FEEL/SOUND.AFTER LANDING IT WAS FOUND AT THE ENGINE NR 1 SIGNALS OF BIRD STRIKE, WITH BLOOD AND STRONG SMELL OF BIRD. AFTER INSPECTION OF BIRD STRIKE REFER AMM 05-51-18-212-001, REMOVNov 24, 2025 · N649UA · Boeing 767322 · Engine (Turbine/Turboprop)SDR NACA2025110700001Precooler · damagedNR 2 ENG PRE COOLER WAS DAMAGED. R & R NR 2 ENG PRE COOLER IAW AMM 36-11-15-004-003-001, AMM 36-11-15-404-080-005.Nov 7, 2025 · N563NC · Boeing 7673BG · Pneumatic Distribution SystemSDR CALA2025111011051Oil Filter · misinstalledUPON REMOVAL OF NR 2 ENG MAIN OIL FILTER, PROTECTIVE PLASTIC CAPS ON FILTER FEET FOUND NOT REMOVED, AND DISINTGRATED. SOME DEBRIS FOUND IN FILTER. ENGINE FILTER REPLACED ON TASK 63-7921-1-0002. ENGINE IDLE RUN REQUIRED AS STATED BY POWERPLANT. ENGINE GROUND Nov 6, 2025 · N686UA · Boeing 7673CB · Turbine Engine Oil SystemSDR NACA2025112100001Blade · damagedNUMBER 1 ENG FAN BLADE NR 37 HAS A DING APPROX. 1.75" ON L/E FROM BLADE TIP. REPAIRED DING AT NR 1 ENG, FAN BLADE NR 37 1.75" ON L/E FROM BLADE TIP IAW AMM 72-31-02-308-003-N00. PERFORMED HFEC, NO FOUND CRACKS IAW AMM 72-31-02-206-100-N00.Nov 1, 2025 · N566NC · Boeing 7673BG · Turbine Engine Air Inlet SectionSDR NACA2025110100002Bladder · damagedNUMBER 1 ENG. FAN BLADE NR 27 HAS A DING APPROX. 1.75" ON L/E FROM BLADE TIP. EVALUATED DENT AT NR 1 ENG FAN BLADE NR 27 1.75" ON L/E FROM BLADE TIP FOUND TO BE IN LIMITS IAW AMM 72-31-02. PERFORMED HFEC, NO CRACKS FOUND IAW AMM 72-31-02-206-100-N00.Nov 1, 2025 · N566NC · Boeing 7673BG · Turbine Engine Air Inlet SectionSDR NACA2025110100003Blade · damagedNUMBER 1 ENG. FAN BLADE NR 12 HAS A DING APPROX. 1" ON L/E FROM BLADE TIP. THIS AREA WAS PREVIOUSLY BLENDED. REPAIRED DING AT NR 1 ENG FAN BLADE NR 12 1" ON L/E FROM BADE TIP AREA -A- IAW AMM 72-31-02-308-003-N00. PERFORMED HFEC, NO FOUND CRACKS AT THE ARENov 1, 2025 · N566NC · Boeing 7673BG · Turbine Engine Air Inlet SectionSDR NACA2025110100004Blade · damagedNUMBER 1 ENG. FAN BLADE NR 12 HAS A DING APPROX. 1" ON L/E FROM BLADE TIP. THIS AREA WAS PREVIOUSLY BLENDED. REPAIRED DING AT NR 1 ENG FAN BLADE NR 12 1" ON L/E FROM BADE TIP AREA -A- IAW AMM 72-31-02-308-003-N00. PERFORMED HFEC, NO FOUND CRACKS AT THE AREA Nov 1, 2025 · N566NC · Boeing 7673BG · Turbine Engine Air Inlet SectionSDR NACA2025110100005Case · damagedNUMBER 1 ENG. FAN CASE HAS A GOUGE ON THE V-GROOVE AT 3 O'CLOCK POSITION. REMOVED DAMAGE ON NR 1 ENG FAN CASE V-GROOVE AT 3 O'CLOCK POSITION WAS FOUND WITHIN LIMITS IAW AMM 72-34-07 STEP 2. E, TABLE 801. REMOVED 0.090 DEPTH, MAXIMUM ALLOWED 0.125".Nov 1, 2025 · N566NC · Boeing 7673BG · Turbine Engine Air Inlet SectionSDR NACA2025110100006Case · damagedNR 1 ENG. FAN CASE HAS GOUGES ON THE V-GROOVE FROM 8 O'CLOCK TO 9 O'CLOCK POSITION. REMOVED DAMAGED ON NR 1 ENG FAN CASE V-GROOVE FROM 8 O'CLOCK TO 9 O'CLOCK POSITION WAS FOUND WITHIN LIMITS IAW AMM 72-34-07, STEP 2.E, TABLE 801. REMOVED .030" DEPTH, MAXIMUMNov 1, 2025 · N566NC · Boeing 7673BG · Turbine Engine Air Inlet SectionSDR NACA2025110100007Blade · nickedNUMBER 2 ENG FAN BLADE AT L/E TO FAN BLADE TIP HAS A NICK AND TIP IS SLIGHTLY BENT OUT. REPAIRED THE NICK AT NR 2 ENG FAN BLADE L/E CORNER IAW AMM 72-31-02-208-003-N00. PERFORMED HFEC NO CRACKS FOUND IAW AMM 72-31-02-206-100-N00. BLADE NR 14.Nov 1, 2025 · N566NC · Boeing 7673BG · Turbine Engine Air Inlet SectionSDR NACA2025110100008Blade · nickedNUMBER 2 ENG FAN BLADE HAS A NICK APPROX 2.5" ON L/E FROM FAN BLADE TIP. REPAIRED THE NICK AT NR 2 ENG FAN BLADE 2.5" ON L/E FROM FAN BLADE TIP IAW 72-31-02-308003-N00. PERFORMED HFEC, NO CRACKS FOUND IAW AMM 72-31-02-206-100-N00. BLADE NR 3.Nov 1, 2025 · N566NC · Boeing 7673BG · Turbine Engine Air Inlet SectionSDR NACA2025110100009Blade · damagedNUMBER 2 ENGINE FAN BLADE HAS A DING APPROX .5" ON L/E FROM FAN BLADE TIP. REPAIRED THE DING AT NR 2 ENG FAN BLADE 5" ON L/E FROM FAN BLADE TIP IAW AMM 72-31-02-308-003-N00. PERFORMED HFEC, NO FOUND CRACKS IAW AMM 72-31-02-206-100-N00. BLADE NR 2.Nov 1, 2025 · N566NC · Boeing 7673BG · Turbine Engine Air Inlet SectionSDR NACA2025110100010Blade · damagedNUMBER 2 ENGINE FAN BLADE HAS 2 DINGS APPROX 3.5" APART FROM EACH OTHER 1ST DING APPROX 2.5" FROM FAN BLADE TIP ON L/E OF FAN BLADE. REPAIRED THE 2 DINGS AT NR 2 ENG FAN BLADE 2.5" AND 6" FROM FAN BLADE TIP IAW AMM 72-31-02-308-N00. PERFORMED HFEC, NO CRACKNov 1, 2025 · N566NC · Boeing 7673BG · Turbine Engine Air Inlet SectionSDR NACA2025110100011Blade · damagedNUMBER 2 ENG FAN BLADE HAS A NICK WITH A BURR ON L/E AT FAN BLADE TIP. REPAIRED NICK AT NR 2 ENG FAN BLADE ON L/E IAW AMM 72-31-02-308-003-N00. PERFORMED HFEC, NO CRACKS IAW AMM 72-31-02-206-100-N00. BLADE NR 23.Nov 1, 2025 · N566NC · Boeing 7673BG · Turbine Engine Air Inlet SectionSDR CALA2025102710612Heat Exchanger · leakingRIGHT ENG LOST QTY AND PRESS. BOTH WENT TO ZERO. EICAS ENG OIL PRESS R CREW REPORTED QUICK DROP OF OIL QUANTITY ALONG WITH DECREASING OIL PRESSURE AND ENG WAS SHUTDOWN. ENG WINDMILL TIME APPROXIMATELY 25 MINUTES WITH ZERO PSI & ZERO QTY OBSERVED. INSPECT PER AOct 26, 2025 · N651UA · Boeing 767322 · Turbine Engine Oil SystemSDR DALA2025102407796Engine · failedDIVERTED TO KEF DUE TO LEFT ENGINE FAILURE. MAINTENANCE FOUND METAL IN TAIL PIPE. LEFT ENGINE REPLACEMENT IN WORK.(A010420)Oct 21, 2025 · N193DN · Boeing 767332 · Engine (Turbine/Turboprop)SDR CALA2025101510125Eec · faultedLEFT ENGINE HUNG UP AT LOW POWER SETTING AND WOULD NOT INCREASE ON FINAL ON FINAL, DURING THROTTLE LEVER MOVEMENTS. THROTTLES PULLED BACK & LT ENG N1 DID NOT INCREASE WITH THROTTLE LEVER INPUT, PARTIAL RPM LOSS. EPR DID SHOW THE COMMAND BAR TARGET, BUT NOOct 13, 2025 · N655UA · Boeing 767322 · Fuel Controlling SystemSDR NACA2025101000001Vane · brokenONE EA FAN EXIT VANE OF THE NR 2 ENGINE HAS A BROKEN PLATFORM AT THE INNER BASE OF PART. PERFORMED EVALUATION IF 1 EACH FAN EXIT VALVE OF #2 ENG BROKEN PLATFORM NO ADITIONAL DEFECTS NOTED. REPAIRED FAN EXIT VALVE IAW 72-33-02-308-003-N00 .Oct 10, 2025 · N567NC · Boeing 76733A · Turbine Engine Air Inlet SectionSDR NACA2025101000002Valve · crackedIP VALVE ON #1 ENGINE HAS SIGNS OF CRACKING AND CORROSION ON FUSELAGE. INSTALLED SERVICEABLE IP VALVE ON # 1 ENG IAW AMM 36-11-06-404-033-002. NO LEAK NOTED.Oct 10, 2025 · N567NC · Boeing 76733A · Turbine Engine Air Inlet SectionSDR NACA2025101000003Circuit Card · faultedLEFT ENGINE FAILED AUTOMATIC FIRE / OVERHEAT LOGIC /TEST SYSTEM (AFOLTS) SYSTEM CHECK. CARDS WERE REPLACED WITH PN S332T301-181 SN 940, 699, 8823 AND 6780Oct 10, 2025 · N567NC · Boeing 76733A · Fire DetectionSDR NACA2025101000004Cable · crackedNR 2 ENG LOWER IGNITION EXCITER CABLE BUSHING UNDER CERAMIC SLEEVE CRACKED. DOT 048200. REMOVED AND REPLACED NR 2 ENG LOWER IGNITION EXCITER CABLE IAW B767 AMM 74-21-01-004-001-N00. TEST OK. PO # GYR10300795. TW ID T100360-1 D/D 8/12/26. MECH: ALD025 10/06/Oct 10, 2025 · N567NC · Boeing 76733A · Ignition System WiringSDR NACA2025101000005Igniter · wornNR 2 ENG LOWER IGNITER PLUG WORN BEYOND LIMITS. REMOVED AND REPLACED NR 2 LOWER IGNITER PLUG IAW AMM 74-21-02-004-001-N00 AND AMM 74-21-01-404-014-N00. OPS CHECK GOOD.Oct 10, 2025 · N567NC · Boeing 76733A · Spark Plug/IgniterSDR NACA2025101000006Igniter · wornNR 2 ENGINE UPPER IGNITER PLUG WORN BEYOND LIMITS. REMOVED AND REPLACED NR 2 UPPER IGNITER PLUG IAW AMM 74-21-02-004-001-N00 AND AMM 74-21-01-404-014-N00. OPS CHECK GOOD.Oct 10, 2025 · N567NC · Boeing 76733A · Spark Plug/IgniterSDR NACA2025100400001Sense Line · chafedSTATIC PRESSURE SENSE LINE TUBE CHAFED ON #2 ENG. INBD FAN COWL. REMOVED AND REPLACED STATIC PRESSURE SENSE LINE TUBE ON #2 ENG INBD FAN COWL. LEAK TEST AND STATIC TEST GOOD IAW B767 AMM 71-00-02-844-002-N00 STEP 2 AMM 71-00-02-844-077-N00 STEP 7 AMM 71-00-Oct 4, 2025 · N567NC · Boeing 76733A · Engine Indicating SystemSDR NACA2025100400002Screen · damagedNR 1 FAN EXIT CASE BLEED AIR DUCT, BLEED SCREENS 8 EA FROM UPPER DUCTS ARE BROKEN / MISSING. REMOVE AND REPLACE 6 EA SCREENS ON #1 ENG ESN 724378 IAW AMM 72-00-00-416-342-N00 REMAINING 2 EA UPPER SCREENS FOUND TO BE IN SERVICEABLE CONDITION IAW AMM TASK 75-3Oct 4, 2025 · N567NC · Boeing 76733A · Engine Bleed Air SystemSDR NACA2025093000001Oil Tube · unsecureBROKEN CLAMP ON OIL TUBE FWD OF OIL TANK ON #1 ENGINE. INSTALLED NEW CLAMP ON FIRE EXT. TUBE FWD OF OIL TANK ON #1 ENGINE PER AMM 20-11-00 TABLE 213/20-11-00-993-830Sep 30, 2025 · N567NC · Boeing 76733A · Turbine Engine Oil SystemSDR NACA2025093000004Liner · misinstalled6 TO 7 O'CLOCK (LOOKING FWD) FAN EXIT LINER NOT PROPERLY FAIRED ON #2 ENGINE. REPAIRED FAIRED FAN EXIT LINER ON #2 ENGINE AT 6 TO 7 O'CLOCK POSITION, REPLACED BROKEN SUPPORT BRACKETS FOR LINER REF MAN-PW4ENG-109 PG 18 AND SRM 51-40-02 STEP 4 (B).Sep 30, 2025 · N567NC · Boeing 76733A · Engine (Turbine/Turboprop)SDR NACA2025093000005Sealant · missing10 O'CLOCK (FWD LOOKING) FAN EXIT STRUT LOWER SURFACE MISSING SEALANT ON NR 2 ENGINE. APPLIED SEALANT ON FAN EXIT STRUT LOWER SURFACE #2 ENG AT 10 O'CLOCK PER B767 AMM 73-3405 TASK 72-34-05-404-005-N00 PAR D (3) (E).Sep 30, 2025 · N567NC · Boeing 76733A · Engine (Turbine/Turboprop)SDR NACA2025093000006Igniter · wornNR 1 ENG. SYS. 1 TOP IGNITION EXCITER PLUG IS WORN BEYOND LIMITS. IGNITER PLUG REPLACED IAW AMM 74-21-02-404-014-N00.Sep 30, 2025 · N567NC · Boeing 76733A · Spark Plug/IgniterSDR NACA2025093000007Exciter · damagedNR 1 ENG TOP IGNITION EXCITER INSIDE OUTPUT RECEPTACLE WELL HAS DAMAGE / SIGNS OF ARCING ON THE CONTACT BUTTON. REMOVED AND REPLACED #1 ENG TOP IGNITION EXCITER IAW B767 AMM 74-11-01-004-001-N00 AND AMM 74-11-01-404-019 STEP 3.Sep 30, 2025 · N567NC · Boeing 76733A · ExciterSDR NACA2025093000008Seal · deterioratedNR 2 ENGINE SEAL ATTACHED TO OIL DRAIN COLLECTOR IS DAMAGED & DETERIORATING. REMOVED & REPLACED NR 2 ENG SEAL ATTACHED TO OIL DRAIN COLLECTOR IAW AMM 51-31-01-302-001 AND 51-31-01-392-013.Sep 30, 2025 · N567NC · Boeing 76733A · Turbine Engine Oil SystemSDR NACA2025092600002Sealant · missingSEVERAL FAN EXIT (INNER FRONT) FAIRINGS SEGEMENTS MISSING SEALANT AROUND COMPRESSOR SECTION CASE ON NR 2 ENG. APPLIED RTV SEALANT TO FAN EXIT (INNER FRONT) FAIRING SEGMENTS IAW B767-300 REF. AMM 72-34-03.Sep 26, 2025 · N567NC · Boeing 76733A · Engine (Turbine/Turboprop)SDR NACA2025092300001Igniter · wornNR 1 ENG IGNITOR PLUG FOR SYSTEM 2 (BOTTOM PLUG) IS WORN BEYOND LIMITS. IGNITER PLUG REPLACED IAW AMM 74-21-02-404-014-N00.Sep 23, 2025 · N567NC · Boeing 76733A · Spark Plug/IgniterSDR DALA2025091706838Warning Message · false activationATB TO BOS DUE TO LEFT ENGINE OIL FILTER EICAS MESSAGE. QRH STATES NOT TO INITIATE AN OVER WATER CROSSING. INSPECTED LEFT ENGINE MAGNETIC CHIP DETECTORS IAW FIM, NO TROUBLE FOUND. REMOVED, INSPECTED AND REPLACED LEFT ENGINE OIL FILTER IAW AMM, NO TROUBLE FOUNSep 13, 2025 · N189DN · Boeing 767332 · Turbine Engine Oil SystemSDR DALA2025091506770Pump · faultedDIVERTED TO SLC DUE TO LEFT ENGINE NOT RESPONDING TO THROTTLE COMMANDS. REPLACED LEFT FUEL PUMP, FUEL METERING UNIT, EEC AND FLOW CONTROL VALVE. OPS CHECK NORMAL.(7622729)Sep 12, 2025 · N178DN · Boeing 767332 · Engine Fuel PumpSDR NACA2025091100003Bypass Valve · leakingNUMBER 2 ENGINE FUEL BY PASS VALVE LEAKING FUEL. PERFORMED LEAK CHECK OF NR 2 ENGINE FUEL BYPASS VALVE IAW AMM 71-00-00-795-003-N00. NO LEAKS NOTED, LEAK CHECKED GOOD. ENGINE IDLE AND MPA RUNS WERE PERFORMED AS PART OF LEAK CHECKED ATTACHMENT.Sep 11, 2025 · N566NC · Boeing 7673BG · Fuel Controlling SystemSDR CALA2025091008739Anti-Ice Valve · faultedR ENG AI LIGHT WHEN SELECTED ON R&R ENGINE INLET THERMAL ANTI-ICE PRESSURE SWITCH REF AMM 30-21-01 REMOVED AND REPLACED THE #2 ENGINE NOSE COWL ANTI ICE SHUT OFF VALVE. PER AMM REF. 30-21-03 ENGINE RUN WAS PERFORMED. RIGHT ENGINE ANTI ICE LIGHT CHECKED GOOD ATSep 6, 2025 · N651UA · Boeing 767322 · Engine Anti-Icing SystemSDR NACA2025082600001Blade · damaged#1 ENGINE FAN BLADE #37 HAS A DING APPROX 1.75" REPAIRED DING AT #1 ENG FAN BLADE #37 ON LE BLADE TIP IAW B767 AMM 72-31-308. ENGINE INFORMATION UNAVAILABLE.Aug 26, 2025 · N566NC · Boeing 7673BG · Turbine Engine Air Inlet SectionSDR NACA2025082600002Blade · damaged21418 #1 ENG FAN BLADE # 27 HAS A DING APPROX 1.75" ON L/E FROM BLADE TIP DOT 063629. EVLAUATED DING AT #1 ENG FAN BLADE #37 1.75 ON L/E FROM BLADE TIP FOUND TO BE IN LIMITS IAW B767 AMM 72-31-02 PERFORMAED HFEC NO CRACKS FOUND IAW B767 AMM 72-31-02-206-100.Aug 26, 2025 · N566NC · Boeing 7673BG · Turbine Engine Air Inlet SectionSDR NACA2025082600003Blade · damaged#1 ENG FAN BLADE # 27 HAS A DING APPROX 1.75" ON L/E FROM BLADE TIP DOT 063629 . REPAIRED DING AT #1 ENG FAN BLADE #12 1" ON L/E FROM BLADE TIP AREA A IAW B767 AMM 72-31-02-308-MOD PERFORMED HFEC NO CRACK FOUND AT THE AREA IAW AMM 72-31-02-206-100 MOD. NO ENAug 26, 2025 · N566NC · Boeing 7673BG · Turbine Engine Air Inlet SectionSDR NACA2025082600004Blade · damaged21420 #1 ENG FAN BLADE # 3 HAS A DING APPROX 1.5" ON L/E FROM BLADE TIP DOT 063631. REPAIRED DING AT #1 ENG FAN BLADE #37 1.5 ON L/E FROM BLADE TIP IAW B767 AMM 72-31-02-308-003-MOD PERFORMED HFEC NO CRACK FOUND IAW AMM 72-31-02-206-100 MOD.Aug 26, 2025 · N566NC · Boeing 7673BG · Turbine Engine Air Inlet SectionSDR NACA2025082600005Case · gouged21421 #1 ENG FAN CASE HAS A GOUGE ON THE V-GROOVR AT 3 O'CLOCK POISTION DOT 012001. REMOVED DAMAGE ON #1 ENG FAN CASE V-GROOVE AT 3 O'CLOCK POSITION WAS FOUND WITHIN LIMITS PER B767 AMM 72-34-07 STEP 2 E TABLE 801 REMOVED 0.090 DEPTH MAX ALLOWED 0.125".Aug 26, 2025 · N566NC · Boeing 7673BG · Turbine Engine Air Inlet SectionSDR NACA2025082600006Case · gouged21422 #1 ENG FAN CASE HAS A GOUGE ON THE V-GROOVE AT 8 O'CLOCK TO 9 O'CLOCK POISTION DOT 012002. REMOVED DAMAGE ON #1 ENG FAN CASE V-GROOVE AT 8 O'CLOCK AND 9 O'CLOCK POSITION WAS FOUND WITHIN LIMITS PER B767 AMM 72-34-07 STEP 2 E TABLE 801 REMOVED 0.090 DEOAug 26, 2025 · N566NC · Boeing 7673BG · Turbine Engine Air Inlet SectionSDR CALA2025082608122Engine · leakingOIL QTY WENT TO ZERO OIL PRESSURE TO RED LINE & ENG SHUTDOWN. ONLY LEFT SIDE OF NR 1 ENGINE COATED WITH OIL. INBD SIDE WAS DRY. AFTER SPEAKING WITH CREW WHEN ACFT WAS COMING INTO IAD AT AROUND 6000FT LT ENGINE OIL QTY DROPPED TO ZERO FOLLOWED BY OIL PRESSURAug 23, 2025 · N651UA · Boeing 767322 · Turbine Engine Oil SystemSDR NACA2025082300001Clamp · damagedNUMBER 1 ENGINE IDG CABLE HARNESS CLAMPS MISSING RUBBER INSULATORS (2 EA) AT APPROX 7 O'CLOCK POSITION. (RESOLVED ON W/O: 128197 TASKCARD: N/R-00048. REMOVED AND REPLACED # 1 ENG IDG CABLE HARNESS CLAMPS (2 EA) AT APPROX. 7 O'CLOCK POSITION IAW AMM SUBTASK 70Aug 23, 2025 · N563NC · Boeing 7673BG · Nacelle/Pylon, Main FrameSDR NACA2025081700001Cooler · failedRIGHT ENGINE OIL QTY DROPPED FROM 17 UNITS TO 12 DURING FLIGHT. SUSPECT OIL LEAK STILL PRESENT. FOUND OIL PUDDLING AT 6 OCLOCK OF ENGINE WITH EVIDENCE OF OIL LEAKAGE ON THE LH SIDE OF ENGINE CORE EMANATING FROM AIR/OIL COOLER. REMOVED AND REPLACED #2 ENGINE AIAug 17, 2025 · N567NC · Boeing 76733A · Turbine Engine Oil SystemSDR NACA2025081600001Heat Exchanger · loose#2 ENGINE SHOWS SIGNS OF OIL LEAK. FOUND BNUT ON FUEL OIL HEAT EXCHANGER LOOSE, TIGHTENED B-NUT REF B767 300 AMM 20-41-60 OPS AND LEAK CHECK GOOD.Aug 16, 2025 · N567NC · Boeing 76733A · Turbine Engine Oil SystemSDR NACA2025080100001B-Nut · leakingDURING WALK AROUND FOUND LH ENG HAS OIL LEAK. FOUND LT AIR/OIL HEAT EXCHANGER VALVE RETURN TUBE LEAKING OIL. TIGHTENED RETURN TUBE B-NUT PER AMM 79-21-09Jul 31, 2025 · N566NC · Boeing 7673BG · Turbine Engine Oil SystemSDR NACA2025073100002Elec Connector · out of limitsFOUND THE LEFT ENGINE EEC C2 MAINT MESSAGE. FOUND LH ENG 21B LVDT CONNECTOR 0830OP BETWEEN P2N AND PIN 2 RESISTANCE OUT OF LIMIT REPLACED LH ENG INBD TR LOCK HYD ACTUATOR AND CARRIED OUT INSTALL TEST. ENGINE INFORMATION UNAVAILABLE.Jul 31, 2025 · N566NC · Boeing 7673BG · Engine Fuel System WiringSDR NACA2025073100003Valve · leakingDURING WALK AROUND FOUND LH ENGINE HAS OIL LEAK. FOUND LH ENG AIR/OIL HEAT EXCHANGER VALVE RETURN TUBE LEAKING OIL . TIGHTENED A/O HEAT EXCHANGER VALVE RETURN B-NUT PER AMM 79-21-09Jul 31, 2025 · N566NC · Boeing 7673BG · Turbine Engine Oil System
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