# Service difficulty reports: N765KP A list on [N765KP](https://openairdocs.org/aircraft/N765KP.md). Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Newest first. - [SDR YAXA2017071101](https://openairdocs.org/sdr/YAXA2017071101.md): Pump · leaking · Jul 10, 2017 · N765KP · Piper PA31350 · Engine Fuel Pump > ENGINE WOULD NOT SHUT DOWN WITH MIXTURE CONTROL AT IDLE CUTOFF. FOUND ENGINE DRIVEN FUEL PUMP LEAKING FROM RELIEF VALVE INTO DECK PRESSURE REFERENCE LINE INTO INTAKE. ENGINE DRIVEN FUEL PUMP REPLACED WITH NEW. - [SDR YAXA2017071201](https://openairdocs.org/sdr/YAXA2017071201.md): Cylinder Head · cracked · Jul 7, 2017 · N765KP · Piper PA31350 · Reciprocating Engine Cylinder Section > NR 5 CYLINDER HAD BLUE FUEL STAIN BLOWING ONTO COWLING. CYLINDER WAS REMOVED AND REPLACED WITH NEW DUE TO SUSPECTED HEAD CRACK. CYLINDER WAS SENT OUT FOR NDT WHICH VERIFIED A CRACKED CYLINDER HEAD. - [SDR YAXA2017022801](https://openairdocs.org/sdr/YAXA2017022801.md): Heater · leaking · Feb 27, 2017 · N765KP · Piper PA31350 · Heating System > PILOT REPORTED SMELL OF EXHAUST IN CABIN AND CO DETECTOR STARTED TO CHANGE COLOR WHEN RUNNING CABIN HEATER IN CLIMB. A PRESSURE DECAY TEST REVEALED A BREACHED COMBUSTION LINER IN THE CABIN HEATER (865.6 HOURS SINCE NEW). THE CABIN HEATER WAS REPLACED WITH NEW. - [SDR YAXA2017020901](https://openairdocs.org/sdr/YAXA2017020901.md): Turbocharger · leaking · Feb 1, 2017 · N765KP · Piper PA31350 · Exhaust Turbocharger > DURING ROUTINE 100 HOUR INSPECTION, THE LEFT TAILPIPE WAS FOUND TO HAVE BURNT OIL ON IT. THE TAILPIPE WAS REMOVED FOR FURTHER INVESTIGATION AND BURNT OIL WAS VISIBLE IN THE TURBOCHARGER AROUND THE TURBINE BEARING. DUE TO THIS OIL LEAK THE TURBOCHARGER WAS REMO - [SDR YAXA16101801](https://openairdocs.org/sdr/YAXA16101801.md): Distributor Blk · loose · Oct 18, 2016 · N765KP · Piper PA31350 · Magneto/Distributor > PILOT REPORTED LEFT ENGINE FAILED TO RUN ON RIGHT MAG. MECHANIC TROUBLESHOT AIRCRAFT, FOUND LEFT ENGINE FAILED TO RUN ON LEFT MAGNETO. THE LEFT MAGNETO WAS REMOVED AND OPENED. THE BUSHING IN THE DISTRIBUTOR BLOCK, P/N 10-391586, WAS FOUND TO BE LOOSE, ALLOWING - [SDR YAXA2016032502](https://openairdocs.org/sdr/YAXA2016032502.md): Fitting · misaligned · Mar 24, 2016 · N765KP · Piper PA31350 · Engine Fuel Pump > THIS ENG WAS RECEIVED IN OVERHAULED CONDITION IN PREPARATION FOR INSTALLATION ON THE ACFT. DURING INSPECTION OF THIS ENG PRIOR TO INSTALLATION ON ACFT, IT WAS FOUND THAT THE FUEL PUMP INLET FITTING AS ALIGNED FROM THE MANUFACTURER WILL NOT ALLOW THE 3/16" CLE - [SDR YAXA2016032501](https://openairdocs.org/sdr/YAXA2016032501.md): Fitting · misaligned · Mar 24, 2016 · N765KP · Piper PA31350 · Engine Fuel Pump > THIS ENG WAS RECEIVED IN OVERHAULED CONDITION IN PREPARATION FOR INSTALLATION ON THE ACFT. DURING INSPECTION OF THIS ENG PRIOR TO INSTALLATION ON ACFT, IT WAS FOUND THAT THE FUEL PUMP INLET FITTING AS ALIGNED FROM THE MANUFACTURER WILL NOT ALLOW THE 3/16" CLE - [SDR YAXA2016021602](https://openairdocs.org/sdr/YAXA2016021602.md): Cylinder · cracked · Feb 15, 2016 · N765KP · Piper PA31350 · Reciprocating Engine Cylinder Section > DURING A ROUTINE 100 HOUR INSPECTION, BLUE FUEL STAINING WAS FOUND ON THE TOP INTAKE SIDE OF THE NR 5 CYLINDER. CLOSER EXAMINATION REVEALED THAT THE CYLINDER WAS CRACKED, BETWEEN THE 14TH & 15TH COOLING FINS ON THE INTAKE SIDE OF THE CYLINDER HEAD INTO THE INT - [SDR YAXA2016021601](https://openairdocs.org/sdr/YAXA2016021601.md): Cylinder · cracked · Feb 15, 2016 · N765KP · Piper PA31350 · Reciprocating Engine Cylinder Section > DURING A ROUTINE 100 HOUR INSPECTION, BLUE FUEL STAINING WAS FOUND ON THE TOP INTAKE SIDE OF THE NR 5 CYLINDER. CLOSER EXAMINATION REVEALED THAT THE CYLINDER WAS CRACKED, BETWEEN THE 14TH & 15TH COOLING FINS ON THE INTAKE SIDE OF THE CYLINDER HEAD INTO THE INT - [SDR YAXA2015120802](https://openairdocs.org/sdr/YAXA2015120802.md): Distributor Blk · loose · Nov 30, 2015 · N765KP · Piper PA31350 · Magneto/Distributor > THE RT MAGNETO WAS REMOVED TO ACCESS A HYD PUMP. DUE TO PREVIOUS FAILURES ON THIS TYPE OF MAGNETO, THE DISTRIBUTOR BUSHING WAS INSPECTED FOR LOOSENESS. THE DISTRIBUTOR BUSHING WAS FOUND LOOSE & THE MAGNETO WAS REPLACED WITH SERVICEABLE. THIS MAGNETO HAD 704 - [SDR YAXA2015120801](https://openairdocs.org/sdr/YAXA2015120801.md): Distributor Blk · loose · Nov 30, 2015 · N765KP · Piper PA31350 · Magneto/Distributor > THE RT MAGNETO WAS REMOVED TO ACCESS A HYD PUMP. WHILE THE MAGNETO WAS REMOVED, THE DISTRIBUTOR WAS INSPECTED FOR LOOSENESS OF THE BUSHING DUE TO PREVIOUS FAILURES ON THIS TYPE OF MAGNETO. THE DISTRIBUTOR WAS FOUND TO HAVE A LOOSE BUSHING & THE MAGNETO WAS R - [SDR YAXA2015120804](https://openairdocs.org/sdr/YAXA2015120804.md): Cylinder Head · cracked · Nov 19, 2015 · N765KP · Piper PA31350 · Reciprocating Engine Cylinder Section > WHILE PERFORMING OTHER MX, THE NR 1 CYLINDER ON THE LT ENG WAS FOUND TO BE CRACKED IN THE INTAKE PORT, BETWEEN THE 14TH & 15TH COOLING FINS. THE TELLTALE SYMPTOM IS BLUE FUEL STAINING COMING FROM THAT AREA. THIS IS THE 6TH CYLINDER WE HAVE HAD CRACK IN THIS - [SDR YAXA2015120803](https://openairdocs.org/sdr/YAXA2015120803.md): Cylinder Head · cracked · Nov 11, 2015 · N765KP · Piper PA31350 · Reciprocating Engine Cylinder Section > DURING A ROUTINE 100 HOUR INSPECTION, THE NR 2 CYLINDER ON THE RT ENG WAS FOUND TO BE CRACKED IN THE INTAKE PORT, BETWEEN THE 14TH & 15TH COOLING FINS. THE TELLTALE SIGN IS BLUE STAIN EMANATING FROM THIS AREA. THIS IS THE 5TH CYLINDER WE HAVE FOUND CRACKED I - [SDR YAXA2015110202](https://openairdocs.org/sdr/YAXA2015110202.md): Pump · leaking · Nov 2, 2015 · N765KP · Piper PA31350 · Engine Fuel Pump > WHILE REPLACING A FAULTY MAGNETO, THE ENG DRIVEN FUEL PUMP WAS OBSERVED TO BE LEAKING FUEL FROM THE SEAL CAVITY, WHEN TURNING THE FUEL BOOST PUMP ON OR OFF, BUT NOT DURING RUNNING. THIS IS THE 3RD OCCURRENCE WE HAVE HAD OF SIMILAR LEAKAGE IN 3300 ENG HOURS. - [SDR YAXA2015110201](https://openairdocs.org/sdr/YAXA2015110201.md): Distributor Blk · loose · Nov 2, 2015 · N765KP · Piper PA31350 · Magneto/Distributor > DURING CLIMB, THE RT ENG BEGAN TO RUN ROUGH & EXPERIENCED HIGH OIL & CYLINDER HEAD TEMPS. RETURNED TO THE DEPARTURE AIRPORT. PRELIMINARY INSPECTION SHOWED ALL RT ENG SPARK PLUGS WERE NORMAL & THUMB COMPRESSION EXISTED ON ALL 6 CYLINDERS. TRACED PROBLEM TO L - [SDR YAXA2015102901](https://openairdocs.org/sdr/YAXA2015102901.md): Cylinder · cracked · Oct 29, 2015 · N765KP · Piper PA31350 · Reciprocating Engine Cylinder Section > DURING TROUBLESHOOTING FOR A SMALL OIL LEAK, THE NR 3 CYLINDER ON THE LT ENG WAS FOUND TO BE CRACKED INTO THE INTAKE PORT BETWEEN THE 14TH & 15TH CYLINDER FINS. THIS IS THE 4TH SUCH CRACKED CYLINDER WE HAVE FOUND ON THIS PAIR OF ENGS. WE HAVE NOT RECEIVED AN - [SDR YAXA2015091405](https://openairdocs.org/sdr/YAXA2015091405.md): Cylinder · cracked · Sep 7, 2015 · N765KP · Piper PA31350 · Reciprocating Engine Cylinder Section > AFTER FINDING NR 6 & NR 4 CYLINDERS CRACKED, REFERENCE SDR YAX15091403 & YAX15091404, WE INSPECTED ALL OTHER CYLINDERS & FOUND NR 1 CRACKED AS WELL. THE TELLTALE SIGN WAS BLUE FUEL STAINING BETWEEN THE 14TH & 15TH COOLING FINS ON THE TOP OF THE INTAKE PORT SI - [SDR YAXA2015091404](https://openairdocs.org/sdr/YAXA2015091404.md): Cylinder · cracked · Sep 6, 2015 · N765KP · Piper PA31350 · Reciprocating Engine Cylinder Section > AFTER FINDING NR 6 CYLINDER CRACKED, REFERENCE SDR YAX15091403, WE INSPECTED ALL OTHER CYLINDERS & FOUND NR 4 CRACKED AS WELL. THE TELLTALE SIGN WAS BLUE FUEL STAINING BETWEEN THE 14TH & 15TH COOLING FINS ON THE TOP OF THE INTAKE PORT SIDE OF THE CYLINDER. T - [SDR YAXA2015091403](https://openairdocs.org/sdr/YAXA2015091403.md): Cylinder · cracked · Sep 6, 2015 · N765KP · Piper PA31350 · Reciprocating Engine Cylinder Section > DURING CLIMB, THE PILOT REPORTED CHT ON THE NR 2 ENG WAS 450° & CLIMBING. HE EXECUTED A PRECAUTIONARY LANDING AT THE DEPARTURE AIRPORT. THE NR 6 CYLINDER, WHERE THE CHT PROBE IS LOCATED, WAS FOUND TO HAVE A CRACK FROM THE UPPER SPARK PLUG HOLE TO THE INTAKE - [SDR YAXA2015091402](https://openairdocs.org/sdr/YAXA2015091402.md): Pump · leaking · Apr 27, 2015 · N765KP · Piper PA31350 · Engine Fuel Pump > WHILE PARKED ON THE RAMP, THE AIRPLANE WAS FOUND TO HAVE FUEL LEAKING FROM THE ACCESSORY CASE SEAL DRAIN LINE ON THE LT ENG. THE ENG DRIVEN FUEL PUMP WAS FOUND TO HAVE A SHAFT SEAL LEAK THAT SEALED ITSELF WHEN PRESS WAS APPLIED WITH THE BOOST PUMP OR BY RUNNI - [SDR YAXA20141120501](https://openairdocs.org/sdr/YAXA20141120501.md): Shuttle Valve · broken · Nov 22, 2014 · N765KP · Piper PA31350 · Landing Gear Retraction/Extension System > SHUTTLE VLV FRACTURED IN THE FITTING THAT THREADS INTO NLG ACTUATOR RESULTING IN INABILITY TO EXTEND THE GEAR BY HYD OR NITROGEN PRESS. - [SDR YAXA2015091401](https://openairdocs.org/sdr/YAXA2015091401.md): Pump · leaking · Sep 3, 2014 · N765KP · Piper PA31350 · Engine Fuel Pump > WHILE ACFT WAS PARKED IN HANGAR, THE ACFT WAS OBSERVED TO HAVE FUEL DRIPPING FROM THE ENG ACCESSORY DRIVE DRAIN LINE. THE ENG DRIVEN FUEL PUMP WAS FOUND TO HAVE A SLOW LEAK FROM THE DRIVE SHAFT SEAL WHILE DEPRESSURIZED, WHICH CEASED WHEN PRESS WAS APPLIED TO ## The whole list in SQL Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS: ```sql 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 n_number = 'N765KP' AND registry_match = 'registration' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/aircraft/N765KP/reports --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.